From e70a59fcfd9ecc449223c63ca92dd9b780d1726d Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 4 Dec 2025 22:29:55 +1100 Subject: [PATCH 01/28] Page ids --- website/eleventy.config.js | 18 ++++++++++++++++ website/package-lock.json | 42 +++++++++++++++++++++++++++++++++++++- website/package.json | 3 ++- 3 files changed, 61 insertions(+), 2 deletions(-) diff --git a/website/eleventy.config.js b/website/eleventy.config.js index 0f95bec..68ce2a5 100644 --- a/website/eleventy.config.js +++ b/website/eleventy.config.js @@ -1,8 +1,26 @@ import syntaxHighlight from "@11ty/eleventy-plugin-syntaxhighlight"; import pluginRss from "@11ty/eleventy-plugin-rss"; import eleventyNavigationPlugin from "@11ty/eleventy-navigation"; +import markdownIt from "markdown-it"; +import markdownItAnchor from "markdown-it-anchor"; export default function(eleventyConfig) { + // Configure markdown-it with anchor plugin for header IDs + const mdOptions = { + html: true, + breaks: false, + linkify: true + }; + + const mdAnchorOptions = { + permalink: markdownItAnchor.permalink.headerLink(), + slugify: (s) => s.toLowerCase().replace(/\s+/g, '-').replace(/[^\w-]+/g, ''), + level: [1, 2, 3, 4] + }; + + const md = markdownIt(mdOptions).use(markdownItAnchor, mdAnchorOptions); + eleventyConfig.setLibrary("md", md); + // Plugins eleventyConfig.addPlugin(syntaxHighlight); eleventyConfig.addPlugin(pluginRss); diff --git a/website/package-lock.json b/website/package-lock.json index b7aa2aa..ddf02dd 100644 --- a/website/package-lock.json +++ b/website/package-lock.json @@ -12,7 +12,8 @@ "@11ty/eleventy-navigation": "^0.3.5", "@11ty/eleventy-plugin-rss": "^2.0.2", "@11ty/eleventy-plugin-syntaxhighlight": "^5.0.0", - "jsdom": "^24.1.3" + "jsdom": "^24.1.3", + "markdown-it-anchor": "^9.2.0" } }, "node_modules/@11ty/dependency-tree": { @@ -417,6 +418,34 @@ "url": "https://github.com/sponsors/sindresorhus" } }, + "node_modules/@types/linkify-it": { + "version": "5.0.0", + "resolved": "https://registry.npmjs.org/@types/linkify-it/-/linkify-it-5.0.0.tgz", + "integrity": "sha512-sVDA58zAw4eWAffKOaQH5/5j3XeayukzDk+ewSsnv3p4yJEZHCCzMDiZM8e0OUrRvmpGZ85jf4yDHkHsgBNr9Q==", + "dev": true, + "license": "MIT", + "peer": true + }, + "node_modules/@types/markdown-it": { + "version": "14.1.2", + "resolved": "https://registry.npmjs.org/@types/markdown-it/-/markdown-it-14.1.2.tgz", + "integrity": "sha512-promo4eFwuiW+TfGxhi+0x3czqTYJkG8qB17ZUJiVF10Xm7NLVRSLUsfRTU/6h1e24VvRnXCx+hG7li58lkzog==", + "dev": true, + "license": "MIT", + "peer": true, + "dependencies": { + "@types/linkify-it": "^5", + "@types/mdurl": "^2" + } + }, + "node_modules/@types/mdurl": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/@types/mdurl/-/mdurl-2.0.0.tgz", + "integrity": "sha512-RGdgjQUZba5p6QEFAVx2OGb8rQDL/cPRG7GiedRzMcJ1tYnUANBncjbSB1NRGwbvjcPeikRABz2nshyPk1bhWg==", + "dev": true, + "license": "MIT", + "peer": true + }, "node_modules/a-sync-waterfall": { "version": "1.0.1", "resolved": "https://registry.npmjs.org/a-sync-waterfall/-/a-sync-waterfall-1.0.1.tgz", @@ -1747,6 +1776,17 @@ "markdown-it": "bin/markdown-it.mjs" } }, + "node_modules/markdown-it-anchor": { + "version": "9.2.0", + "resolved": "https://registry.npmjs.org/markdown-it-anchor/-/markdown-it-anchor-9.2.0.tgz", + "integrity": "sha512-sa2ErMQ6kKOA4l31gLGYliFQrMKkqSO0ZJgGhDHKijPf0pNFM9vghjAh3gn26pS4JDRs7Iwa9S36gxm3vgZTzg==", + "dev": true, + "license": "Unlicense", + "peerDependencies": { + "@types/markdown-it": "*", + "markdown-it": "*" + } + }, "node_modules/markdown-it/node_modules/entities": { "version": "4.5.0", "resolved": "https://registry.npmjs.org/entities/-/entities-4.5.0.tgz", diff --git a/website/package.json b/website/package.json index 32f549c..a659d85 100644 --- a/website/package.json +++ b/website/package.json @@ -14,6 +14,7 @@ "@11ty/eleventy-navigation": "^0.3.5", "@11ty/eleventy-plugin-rss": "^2.0.2", "@11ty/eleventy-plugin-syntaxhighlight": "^5.0.0", - "jsdom": "^24.1.3" + "jsdom": "^24.1.3", + "markdown-it-anchor": "^9.2.0" } } From e65bc7906d216f1d1a06560235be9d4d0888c7a4 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Fri, 5 Dec 2025 07:04:36 +1100 Subject: [PATCH 02/28] Apply the code rules to improve type safety etc. --- examples/backend/pubspec.yaml | 1 + examples/backend/server.dart | 207 +++++++++++------- examples/backend/test/server_test.dart | 8 +- examples/frontend/lib/src/form_helpers.dart | 5 +- examples/frontend/lib/src/login_form.dart | 66 +++--- examples/frontend/lib/src/register_form.dart | 74 ++++--- examples/frontend/lib/src/websocket.dart | 54 +++-- examples/frontend/test/test_helpers.dart | 27 ++- examples/frontend/web/app.dart | 154 +++++++------ examples/mobile/lib/screens/login_screen.dart | 72 +++--- .../mobile/lib/screens/register_screen.dart | 76 ++++--- .../mobile/lib/screens/task_list_screen.dart | 186 ++++++++-------- examples/mobile/lib/types.dart | 7 +- examples/mobile/lib/websocket.dart | 54 +++-- examples/mobile/pubspec.yaml | 3 +- examples/mobile/test/test_helpers.dart | 27 ++- examples/shared/pubspec.yaml | 1 + .../dart_node_express/lib/src/express.dart | 43 ++-- .../dart_node_express/lib/src/middleware.dart | 22 +- .../dart_node_express/lib/src/router.dart | 63 +++--- .../dart_node_express/lib/src/validation.dart | 48 ++-- packages/dart_node_express/pubspec.lock | 2 +- packages/dart_node_express/pubspec.yaml | 1 + packages/dart_node_react/lib/src/context.dart | 15 +- packages/dart_node_react/lib/src/hooks.dart | 29 ++- .../lib/src/special_components.dart | 7 +- .../dart_node_react/lib/src/state_hook.dart | 92 ++++++-- packages/dart_node_react_native/pubspec.yaml | 1 + .../lib/src/websocket_server.dart | 24 +- packages/dart_node_ws/pubspec.lock | 2 +- packages/dart_node_ws/pubspec.yaml | 1 + tools/build/pubspec.yaml | 2 + 32 files changed, 791 insertions(+), 583 deletions(-) diff --git a/examples/backend/pubspec.yaml b/examples/backend/pubspec.yaml index 85728b1..8a352ce 100644 --- a/examples/backend/pubspec.yaml +++ b/examples/backend/pubspec.yaml @@ -14,6 +14,7 @@ dependencies: path: ../../packages/dart_node_express dart_node_ws: path: ../../packages/dart_node_ws + nadz: ^0.0.7-beta shared: path: ../shared diff --git a/examples/backend/server.dart b/examples/backend/server.dart index d4e1089..935bc7a 100644 --- a/examples/backend/server.dart +++ b/examples/backend/server.dart @@ -8,6 +8,7 @@ import 'package:backend/services/user_service.dart'; import 'package:backend/services/websocket_service.dart'; import 'package:dart_node_core/dart_node_core.dart'; import 'package:dart_node_express/dart_node_express.dart'; +import 'package:nadz/nadz.dart'; import 'package:shared/models/task.dart'; import 'package:shared/models/user.dart'; @@ -33,46 +34,61 @@ void main() { ..postWithMiddleware('/auth/register', [ validateBody(createUserSchema), asyncHandler((req, res) async { - final data = getValidatedBody(req); - if (userService.findByEmail(data.email) != null) { - throw const ConflictError('Email already registered'); + switch (getValidatedBody(req)) { + case Error(:final error): + res + ..status(400) + ..jsonMap({'error': error}); + case Success(:final value): + if (userService.findByEmail(value.email) != null) { + throw const ConflictError('Email already registered'); + } + final user = userService.create( + email: value.email, + password: value.password, + name: value.name, + ); + final token = tokenService.generate(user.id); + res + ..status(201) + ..jsonMap({ + 'success': true, + 'data': {'user': user.toJson(), 'token': token}, + }); } - final user = userService.create( - email: data.email, - password: data.password, - name: data.name, - ); - final token = tokenService.generate(user.id); - res - ..status(201) - ..jsonMap({ - 'success': true, - 'data': {'user': user.toJson(), 'token': token}, - }); }), ]) ..postWithMiddleware('/auth/login', [ validateBody(loginSchema), asyncHandler((req, res) async { - final data = getValidatedBody(req); - final user = userService.findByEmail(data.email); - if (user == null || !userService.verifyPassword(user, data.password)) { - throw const UnauthorizedError('Invalid email or password'); + switch (getValidatedBody(req)) { + case Error(:final error): + res + ..status(400) + ..jsonMap({'error': error}); + case Success(:final value): + final user = userService.findByEmail(value.email); + if (user == null) { + throw const UnauthorizedError('Invalid email or password'); + } + if (!userService.verifyPassword(user, value.password)) { + throw const UnauthorizedError('Invalid email or password'); + } + userService.updateLastLogin(user.id); + res.jsonMap({ + 'success': true, + 'data': { + 'user': user.toJson(), + 'token': tokenService.generate(user.id), + }, + }); } - userService.updateLastLogin(user.id); - res.jsonMap({ - 'success': true, - 'data': { - 'user': user.toJson(), - 'token': tokenService.generate(user.id), - }, - }); }), ]) ..getWithMiddleware('/tasks', [ authenticate(tokenService, userService), asyncHandler((req, res) async { - final auth = getAuthContext(req); + final auth = getAuthContextWithService(req, userService); res.jsonMap({ 'success': true, 'data': taskService @@ -86,23 +102,33 @@ void main() { authenticate(tokenService, userService), validateBody(createTaskSchema), asyncHandler((req, res) async { - final auth = getAuthContext(req); - final data = getValidatedBody(req); - final task = taskService.create( - userId: auth.user.id, - title: data.title, - description: data.description, - ); - wsService.notifyTaskChange(auth.user.id, TaskEventType.created, task); - res - ..status(201) - ..jsonMap({'success': true, 'data': task.toJson()}); + final auth = getAuthContextWithService(req, userService); + switch (getValidatedBody(req)) { + case Error(:final error): + res + ..status(400) + ..jsonMap({'error': error}); + case Success(:final value): + final task = taskService.create( + userId: auth.user.id, + title: value.title, + description: value.description, + ); + wsService.notifyTaskChange( + auth.user.id, + TaskEventType.created, + task, + ); + res + ..status(201) + ..jsonMap({'success': true, 'data': task.toJson()}); + } }), ]) ..getWithMiddleware('/tasks/:id', [ authenticate(tokenService, userService), asyncHandler((req, res) async { - final auth = getAuthContext(req); + final auth = getAuthContextWithService(req, userService); final task = taskService.findById(getParam(req, 'id')); switch (task) { case null: @@ -118,35 +144,41 @@ void main() { authenticate(tokenService, userService), validateBody(updateTaskSchema), asyncHandler((req, res) async { - final auth = getAuthContext(req); + final auth = getAuthContextWithService(req, userService); final taskId = getParam(req, 'id'); - final data = getValidatedBody(req); - final task = taskService.findById(taskId); - switch (task) { - case null: - throw const NotFoundError('Task'); - case Task(:final userId) when userId != auth.user.id: - throw const ForbiddenError('Cannot modify this task'); - case Task(): - final updated = taskService.update( - taskId, - title: data.title, - description: data.description, - completed: data.completed, - ); - wsService.notifyTaskChange( - auth.user.id, - TaskEventType.updated, - updated!, - ); - res.jsonMap({'success': true, 'data': updated.toJson()}); + switch (getValidatedBody(req)) { + case Error(:final error): + res + ..status(400) + ..jsonMap({'error': error}); + case Success(:final value): + final task = taskService.findById(taskId); + switch (task) { + case null: + throw const NotFoundError('Task'); + case Task(:final userId) when userId != auth.user.id: + throw const ForbiddenError('Cannot modify this task'); + case Task(): + final updated = taskService.update( + taskId, + title: value.title, + description: value.description, + completed: value.completed, + ); + wsService.notifyTaskChange( + auth.user.id, + TaskEventType.updated, + updated!, + ); + res.jsonMap({'success': true, 'data': updated.toJson()}); + } } }), ]) ..deleteWithMiddleware('/tasks/:id', [ authenticate(tokenService, userService), asyncHandler((req, res) async { - final auth = getAuthContext(req); + final auth = getAuthContextWithService(req, userService); final taskId = getParam(req, 'id'); final task = taskService.findById(taskId); switch (task) { @@ -175,9 +207,18 @@ String getParam(Request req, String name) => req.params[name].toString(); /// JSON body parser middleware JSFunction jsonParser() { - final express = requireModule('express') as JSObject; - final jsonFn = express['json']! as JSFunction; - return jsonFn.callAsFunction()! as JSFunction; + final express = switch (requireModule('express')) { + final JSObject o => o, + _ => throw StateError('Express module not found'), + }; + final jsonFn = switch (express['json']) { + final JSFunction f => f, + _ => throw StateError('Express json function not found'), + }; + return switch (jsonFn.callAsFunction()) { + final JSFunction f => f, + _ => throw StateError('Failed to create JSON parser'), + }; } /// CORS middleware @@ -195,11 +236,12 @@ JSFunction cors() => ((Request req, Response res, JSNextFunction next) { next(); }).toJS; -/// Authentication context +/// Authentication context stored in request typedef AuthContext = ({User user, String token}); -/// Storage for auth contexts (keyed by request object identity via hash) -final _authContexts = {}; +/// Internal storage key for user ID +const _authUserIdKey = '__auth_user_id__'; +const _authTokenKey = '__auth_token__'; /// Auth middleware JSFunction authenticate(TokenService tokenService, UserService userService) => @@ -234,18 +276,31 @@ JSFunction authenticate(TokenService tokenService, UserService userService) => ..jsonMap({'error': 'User not found'}); return; case final u: - _authContexts[(req as JSObject).hashCode] = ( - user: u, - token: token, - ); + // Store user ID and token in request object + req[_authUserIdKey] = u.id.toJS; + req[_authTokenKey] = token.toJS; next(); } } } }).toJS; -/// Get auth context -AuthContext getAuthContext(Request req) { - final ctx = _authContexts[(req as JSObject).hashCode]; - return ctx ?? (throw StateError('No auth context')); +/// Get auth context from request - requires userService to look up user +AuthContext getAuthContextWithService(Request req, UserService userService) { + final userId = switch (req[_authUserIdKey]) { + final JSString s => s.toDart, + _ => null, + }; + final token = switch (req[_authTokenKey]) { + final JSString s => s.toDart, + _ => null, + }; + if (userId == null || token == null) { + throw StateError('No auth context found'); + } + final user = userService.findById(userId); + if (user == null) { + throw StateError('User not found'); + } + return (user: user, token: token); } diff --git a/examples/backend/test/server_test.dart b/examples/backend/test/server_test.dart index 8963c88..9756ed0 100644 --- a/examples/backend/test/server_test.dart +++ b/examples/backend/test/server_test.dart @@ -166,7 +166,7 @@ void main() { }); group('Task endpoints', () { - late String authToken; + String? authToken; setUp(() async { // Create user and get token @@ -326,9 +326,9 @@ void main() { }); group('Task authorization', () { - late String user1Token; - late String user2Token; - late String user1TaskId; + String? user1Token; + String? user2Token; + String? user1TaskId; setUp(() async { final timestamp = DateTime.now().millisecondsSinceEpoch; diff --git a/examples/frontend/lib/src/form_helpers.dart b/examples/frontend/lib/src/form_helpers.dart index 30374a6..99bb7e3 100644 --- a/examples/frontend/lib/src/form_helpers.dart +++ b/examples/frontend/lib/src/form_helpers.dart @@ -13,7 +13,10 @@ ReactElement labelEl(String text) => /// Extract input value from event JSString getInputValue(JSAny event) { - final obj = event as JSObject; + final obj = switch (event) { + final JSObject o => o, + _ => throw StateError('Event is not an object'), + }; final target = obj['target']; return switch (target) { final JSObject t => switch (t['value']) { diff --git a/examples/frontend/lib/src/login_form.dart b/examples/frontend/lib/src/login_form.dart index 061e72e..8fe18cc 100644 --- a/examples/frontend/lib/src/login_form.dart +++ b/examples/frontend/lib/src/login_form.dart @@ -22,41 +22,43 @@ ReactElement buildLoginForm( final errorState = useState(null); final loadingState = useState(false); - void handleSubmit() { + Future handleSubmit() async { loadingState.set(true); errorState.set(null); - unawaited( - doFetch( - '$baseUrl/auth/login', - method: 'POST', - body: {'email': emailState.value, 'password': passState.value}, - ) - .then((result) { - result.match( - onSuccess: (response) { - final data = response['data']; - switch (data) { - case null: - errorState.set('Login failed'); - case final JSObject details: - switch (details['token']) { - case final JSString token: - auth.setToken(token); - auth.setUser(details['user'] as JSObject?); - default: - errorState.set('No token'); - } - } - }, - onError: errorState.set, - ); - }) - .catchError((Object e) { - errorState.set(e.toString()); - }) - .whenComplete(() => loadingState.set(false)), - ); + try { + final result = await doFetch( + '$baseUrl/auth/login', + method: 'POST', + body: {'email': emailState.value, 'password': passState.value}, + ); + result.match( + onSuccess: (response) { + final data = response['data']; + switch (data) { + case null: + errorState.set('Login failed'); + case final JSObject details: + switch (details['token']) { + case final JSString token: + auth.setToken(token); + final user = switch (details['user']) { + final JSObject u => u, + _ => null, + }; + auth.setUser(user); + default: + errorState.set('No token'); + } + } + }, + onError: errorState.set, + ); + } on Object catch (e) { + errorState.set(e.toString()); + } finally { + loadingState.set(false); + } } return div( diff --git a/examples/frontend/lib/src/register_form.dart b/examples/frontend/lib/src/register_form.dart index bb55e57..be65ea8 100644 --- a/examples/frontend/lib/src/register_form.dart +++ b/examples/frontend/lib/src/register_form.dart @@ -23,45 +23,47 @@ ReactElement buildRegisterForm( final errorState = useState(null); final loadingState = useState(false); - void handleSubmit() { + Future handleSubmit() async { loadingState.set(true); errorState.set(null); - unawaited( - doFetch( - '$baseUrl/auth/register', - method: 'POST', - body: { - 'email': emailState.value, - 'password': passState.value, - 'name': nameState.value, - }, - ) - .then((result) { - result.match( - onSuccess: (response) { - final data = response['data']; - switch (data) { - case null: - errorState.set('Registration failed'); - case final JSObject details: - switch (details['token']) { - case final JSString token: - auth.setToken(token); - auth.setUser(details['user'] as JSObject?); - default: - errorState.set('No token'); - } - } - }, - onError: errorState.set, - ); - }) - .catchError((Object e) { - errorState.set(e.toString()); - }) - .whenComplete(() => loadingState.set(false)), - ); + try { + final result = await doFetch( + '$baseUrl/auth/register', + method: 'POST', + body: { + 'email': emailState.value, + 'password': passState.value, + 'name': nameState.value, + }, + ); + result.match( + onSuccess: (response) { + final data = response['data']; + switch (data) { + case null: + errorState.set('Registration failed'); + case final JSObject details: + switch (details['token']) { + case final JSString token: + auth.setToken(token); + final user = switch (details['user']) { + final JSObject u => u, + _ => null, + }; + auth.setUser(user); + default: + errorState.set('No token'); + } + } + }, + onError: errorState.set, + ); + } on Object catch (e) { + errorState.set(e.toString()); + } finally { + loadingState.set(false); + } } return div( diff --git a/examples/frontend/lib/src/websocket.dart b/examples/frontend/lib/src/websocket.dart index 12615f7..6cfed38 100644 --- a/examples/frontend/lib/src/websocket.dart +++ b/examples/frontend/lib/src/websocket.dart @@ -9,16 +9,28 @@ extension type BrowserWebSocket(JSObject _) implements JSObject { external void send(String data); external int get readyState; - JSFunction? get onopen => this['onopen'] as JSFunction?; + JSFunction? get onopen => switch (this['onopen']) { + final JSFunction f => f, + _ => null, + }; set onopen(JSFunction? handler) => this['onopen'] = handler; - JSFunction? get onmessage => this['onmessage'] as JSFunction?; + JSFunction? get onmessage => switch (this['onmessage']) { + final JSFunction f => f, + _ => null, + }; set onmessage(JSFunction? handler) => this['onmessage'] = handler; - JSFunction? get onclose => this['onclose'] as JSFunction?; + JSFunction? get onclose => switch (this['onclose']) { + final JSFunction f => f, + _ => null, + }; set onclose(JSFunction? handler) => this['onclose'] = handler; - JSFunction? get onerror => this['onerror'] as JSFunction?; + JSFunction? get onerror => switch (this['onerror']) { + final JSFunction f => f, + _ => null, + }; set onerror(JSFunction? handler) => this['onerror'] = handler; } @@ -29,7 +41,10 @@ extension type MessageEvent(JSObject _) implements JSObject { /// Create a new WebSocket connection BrowserWebSocket createWebSocket(String url) { - final wsCtor = globalContext['WebSocket']! as JSFunction; + final wsCtor = switch (globalContext['WebSocket']) { + final JSFunction f => f, + _ => throw StateError('WebSocket not available'), + }; return BrowserWebSocket(wsCtor.callAsConstructor(url.toJS)); } @@ -47,16 +62,10 @@ BrowserWebSocket? connectWebSocket({ }).toJS ..onmessage = ((MessageEvent event) { final data = event.data; - switch (data.isA()) { - case true: - final message = data.dartify() as String?; - switch (message) { - case final String m: - handleWebSocketMessage(m, onTaskEvent); - case null: - break; - } - case false: + switch (data) { + case final JSString jsStr: + handleWebSocketMessage(jsStr.toDart, onTaskEvent); + case _: break; } }).toJS @@ -75,8 +84,17 @@ void handleWebSocketMessage( String message, void Function(JSObject) onTaskEvent, ) { - final json = globalContext['JSON']! as JSObject; - final parseFn = json['parse']! as JSFunction; - final parsed = parseFn.callAsFunction(null, message.toJS)! as JSObject; + final json = switch (globalContext['JSON']) { + final JSObject o => o, + _ => throw StateError('JSON not available'), + }; + final parseFn = switch (json['parse']) { + final JSFunction f => f, + _ => throw StateError('JSON.parse not available'), + }; + final parsed = switch (parseFn.callAsFunction(null, message.toJS)) { + final JSObject o => o, + _ => throw StateError('Failed to parse JSON'), + }; onTaskEvent(parsed); } diff --git a/examples/frontend/test/test_helpers.dart b/examples/frontend/test/test_helpers.dart index a379337..988f50d 100644 --- a/examples/frontend/test/test_helpers.dart +++ b/examples/frontend/test/test_helpers.dart @@ -18,10 +18,19 @@ AuthEffects createMockAuth() => ( /// Create a JSObject from a Dart map JSObject createJSObject(Map map) { - final json = globalContext['JSON']! as JSObject; - final parseFn = json['parse']! as JSFunction; + final json = switch (globalContext['JSON']) { + final JSObject o => o, + _ => throw StateError('JSON not available'), + }; + final parseFn = switch (json['parse']) { + final JSFunction f => f, + _ => throw StateError('JSON.parse not available'), + }; final jsonStr = _toJsonString(map); - return parseFn.callAsFunction(null, jsonStr.toJS)! as JSObject; + return switch (parseFn.callAsFunction(null, jsonStr.toJS)) { + final JSObject o => o, + _ => throw StateError('Failed to parse JSON'), + }; } /// Create a JSTask from a Dart map @@ -126,10 +135,14 @@ void simulateWsMessage(String json) { final ws = _lastMockWs; if (ws == null) return; final onmessage = ws['onmessage']; - if (onmessage == null) return; - final event = JSObject(); - event['data'] = json.toJS; - (onmessage as JSFunction).callAsFunction(null, event); + switch (onmessage) { + case final JSFunction f: + final event = JSObject(); + event['data'] = json.toJS; + f.callAsFunction(null, event); + case _: + return; + } } // --- Wait Helpers --- diff --git a/examples/frontend/web/app.dart b/examples/frontend/web/app.dart index 203373e..0d38fb1 100644 --- a/examples/frontend/web/app.dart +++ b/examples/frontend/web/app.dart @@ -84,32 +84,33 @@ ReactElement _buildTaskManager( // Fetch tasks on mount useEffect(() { - unawaited( - doFetch('$apiUrl/tasks', token: token) - .then((result) { - result.match( - onSuccess: (response) { - switch (response['data']) { - case final JSArray tasks: - final taskList = [ - for (final item in tasks.toDart) - if (item case final JSObject task) - JSTask.fromJS(task), - ]; - tasksState.set(taskList); - errorState.set(null); - default: - tasksState.set([]); - } - }, - onError: errorState.set, - ); - }) - .catchError((Object e) { - errorState.set(e.toString()); - }) - .whenComplete(() => loadingState.set(false)), - ); + Future loadTasks() async { + try { + final result = await doFetch('$apiUrl/tasks', token: token); + result.match( + onSuccess: (response) { + switch (response['data']) { + case final JSArray tasks: + final taskList = [ + for (final item in tasks.toDart) + if (item case final JSObject task) JSTask.fromJS(task), + ]; + tasksState.set(taskList); + errorState.set(null); + default: + tasksState.set([]); + } + }, + onError: errorState.set, + ); + } on Object catch (e) { + errorState.set(e.toString()); + } finally { + loadingState.set(false); + } + } + + unawaited(loadTasks()); return null; }, []); @@ -136,80 +137,73 @@ ReactElement _buildTaskManager( return () => ws?.close(); }, [token]); - void addTask() { + Future addTask() async { switch (newTaskState.value.trim().isEmpty) { case true: return; case false: errorState.set(null); - unawaited( - doFetch( - '$apiUrl/tasks', - method: 'POST', - token: token, - body: { - 'title': newTaskState.value, - 'description': descState.value, - }, - ).then((result) { - result.match( - onSuccess: (response) { - switch (response['data']) { - case final JSObject created: - final newTask = JSTask.fromJS(created); - tasksState.setWithUpdater( - (prev) => addTaskIfNotExists(prev, newTask), - ); - newTaskState.set(''); - descState.set(''); - default: - errorState.set('Invalid task payload'); - } - }, - onError: errorState.set, - ); - }), + final result = await doFetch( + '$apiUrl/tasks', + method: 'POST', + token: token, + body: { + 'title': newTaskState.value, + 'description': descState.value, + }, ); - } - } - - void toggleTask(String id, bool completed) { - unawaited( - doFetch( - '$apiUrl/tasks/$id', - method: 'PUT', - token: token, - body: {'completed': !completed}, - ).then((result) { result.match( onSuccess: (response) { switch (response['data']) { - case final JSObject updatedTask: + case final JSObject created: + final newTask = JSTask.fromJS(created); tasksState.setWithUpdater( - (prev) => updateTaskById(prev, JSTask.fromJS(updatedTask)), + (prev) => addTaskIfNotExists(prev, newTask), ); + newTaskState.set(''); + descState.set(''); default: errorState.set('Invalid task payload'); } }, onError: errorState.set, ); - }), + } + } + + Future toggleTask(String id, bool completed) async { + final result = await doFetch( + '$apiUrl/tasks/$id', + method: 'PUT', + token: token, + body: {'completed': !completed}, + ); + result.match( + onSuccess: (response) { + switch (response['data']) { + case final JSObject updatedTask: + tasksState.setWithUpdater( + (prev) => updateTaskById(prev, JSTask.fromJS(updatedTask)), + ); + default: + errorState.set('Invalid task payload'); + } + }, + onError: errorState.set, ); } - void deleteTask(String id) { - unawaited( - doFetch('$apiUrl/tasks/$id', method: 'DELETE', token: token).then(( - result, - ) { - result.match( - onSuccess: (_) { - tasksState.setWithUpdater((prev) => removeTaskById(prev, id)); - }, - onError: errorState.set, - ); - }), + Future deleteTask(String id) async { + final result = await doFetch( + '$apiUrl/tasks/$id', + method: 'DELETE', + token: token, + ); + result.match( + onSuccess: (_) { + tasksState.setWithUpdater((prev) => removeTaskById(prev, id)); + }, + onError: errorState.set, ); } diff --git a/examples/mobile/lib/screens/login_screen.dart b/examples/mobile/lib/screens/login_screen.dart index 06985ed..f50d036 100644 --- a/examples/mobile/lib/screens/login_screen.dart +++ b/examples/mobile/lib/screens/login_screen.dart @@ -96,49 +96,47 @@ ReactElement loginScreen({required AuthEffects authEffects, Fetch? fetchFn}) => ); }); -void _performLogin({ +Future _performLogin({ required String email, required String password, required AuthEffects authEffects, required FormEffects formEffects, Fetch? fetchFn, -}) { +}) async { final doFetch = fetchFn ?? fetchJson; - doFetch( - '$apiUrl/auth/login', - method: 'POST', - body: {'email': email, 'password': password}, - ) - .then((result) { - result.match( - onSuccess: (response) { - final data = response['data']; - switch (data) { - case final JSObject d: - final token = d['token']; - final user = switch (d['user']) { - final JSObject u => u, - _ => null, - }; - switch (token) { - case final JSString t: - authEffects.setToken(t); - authEffects.setUser(user); - authEffects.setView('tasks'); - case _: - formEffects.setError('No token in response'); - } + try { + final result = await doFetch( + '$apiUrl/auth/login', + method: 'POST', + body: {'email': email, 'password': password}, + ); + result.match( + onSuccess: (response) { + final data = response['data']; + switch (data) { + case final JSObject d: + final token = d['token']; + final user = switch (d['user']) { + final JSObject u => u, + _ => null, + }; + switch (token) { + case final JSString t: + authEffects.setToken(t); + authEffects.setUser(user); + authEffects.setView('tasks'); case _: - formEffects.setError('Login failed'); + formEffects.setError('No token in response'); } - }, - onError: (message) => formEffects.setError(message), - ); - }) - .catchError((Object e) { - formEffects.setError(e.toString()); - }) - .whenComplete(() { - formEffects.setLoading(false); - }); + case _: + formEffects.setError('Login failed'); + } + }, + onError: (message) => formEffects.setError(message), + ); + } on Object catch (e) { + formEffects.setError(e.toString()); + } finally { + formEffects.setLoading(false); + } } diff --git a/examples/mobile/lib/screens/register_screen.dart b/examples/mobile/lib/screens/register_screen.dart index a235735..1cec706 100644 --- a/examples/mobile/lib/screens/register_screen.dart +++ b/examples/mobile/lib/screens/register_screen.dart @@ -114,50 +114,48 @@ ReactElement registerScreen({ ); }); -void _performRegister({ +Future _performRegister({ required String name, required String email, required String password, required AuthEffects authEffects, required FormEffects formEffects, Fetch? fetchFn, -}) { +}) async { final doFetch = fetchFn ?? fetchJson; - doFetch( - '$apiUrl/auth/register', - method: 'POST', - body: {'name': name, 'email': email, 'password': password}, - ) - .then((result) { - result.match( - onSuccess: (response) { - final data = response['data']; - switch (data) { - case final JSObject d: - final token = switch (d['token']) { - final JSString t => t, - _ => null, - }; - final user = switch (d['user']) { - final JSObject u => u, - _ => null, - }; - authEffects.setToken(token); - authEffects.setUser(user); - authEffects.setView('tasks'); - case _: - authEffects.setToken(null); - authEffects.setUser(null); - authEffects.setView('tasks'); - } - }, - onError: (message) => formEffects.setError(message), - ); - }) - .catchError((Object e) { - formEffects.setError(e.toString()); - }) - .whenComplete(() { - formEffects.setLoading(false); - }); + try { + final result = await doFetch( + '$apiUrl/auth/register', + method: 'POST', + body: {'name': name, 'email': email, 'password': password}, + ); + result.match( + onSuccess: (response) { + final data = response['data']; + switch (data) { + case final JSObject d: + final token = switch (d['token']) { + final JSString t => t, + _ => null, + }; + final user = switch (d['user']) { + final JSObject u => u, + _ => null, + }; + authEffects.setToken(token); + authEffects.setUser(user); + authEffects.setView('tasks'); + case _: + authEffects.setToken(null); + authEffects.setUser(null); + authEffects.setView('tasks'); + } + }, + onError: (message) => formEffects.setError(message), + ); + } on Object catch (e) { + formEffects.setError(e.toString()); + } finally { + formEffects.setLoading(false); + } } diff --git a/examples/mobile/lib/screens/task_list_screen.dart b/examples/mobile/lib/screens/task_list_screen.dart index 020c52c..d30a327 100644 --- a/examples/mobile/lib/screens/task_list_screen.dart +++ b/examples/mobile/lib/screens/task_list_screen.dart @@ -236,36 +236,34 @@ RNViewElement _buildTaskItem(JSTask task, TaskEffects effects) => view( ], ); -void _loadTasks( +Future _loadTasks( String token, StateHookJSArray tasksState, StateHook loadingState, StateHook errorState, Fetch? fetchFn, -) { +) async { final doFetch = fetchFn ?? fetchJson; - doFetch('$apiUrl/tasks', token: token) - .then((result) { - result.match( - onSuccess: (response) { - final data = response['data']; - switch (data) { - case final JSArray arr: - tasksState.set(_jsArrayToTasks(arr)); - case _: - tasksState.set([]); - } - errorState.set(null); - }, - onError: (message) => errorState.set(message), - ); - }) - .catchError((Object e) { - errorState.set(e.toString()); - }) - .whenComplete(() { - loadingState.set(false); - }); + try { + final result = await doFetch('$apiUrl/tasks', token: token); + result.match( + onSuccess: (response) { + final data = response['data']; + switch (data) { + case final JSArray arr: + tasksState.set(_jsArrayToTasks(arr)); + case _: + tasksState.set([]); + } + errorState.set(null); + }, + onError: (message) => errorState.set(message), + ); + } on Object catch (e) { + errorState.set(e.toString()); + } finally { + loadingState.set(false); + } } List _jsArrayToTasks(JSArray arr) { @@ -281,97 +279,103 @@ List _jsArrayToTasks(JSArray arr) { return result; } -void _toggleTask( +Future _toggleTask( String token, String id, bool completed, StateHookJSArray tasksState, StateHook errorState, Fetch? fetchFn, -) { +) async { final doFetch = fetchFn ?? fetchJson; - doFetch( - '$apiUrl/tasks/$id', - method: 'PUT', - token: token, - body: {'completed': completed}, - ) - .then((result) { - result.match( - onSuccess: (_) { - tasksState.setWithUpdater((tasks) { - return tasks.map((t) { - return (t.id == id) ? t.withCompleted(completed) : t; - }).toList(); - }); - errorState.set(null); - }, - onError: (message) => errorState.set(message), - ); - }) - .catchError((Object e) { - errorState.set(e.toString()); - }); + try { + final result = await doFetch( + '$apiUrl/tasks/$id', + method: 'PUT', + token: token, + body: {'completed': completed}, + ); + result.match( + onSuccess: (_) { + tasksState.setWithUpdater((tasks) { + return tasks.map((t) { + return (t.id == id) ? t.withCompleted(completed) : t; + }).toList(); + }); + errorState.set(null); + }, + onError: (message) => errorState.set(message), + ); + } on Object catch (e) { + errorState.set(e.toString()); + } } -void _deleteTask( +Future _deleteTask( String token, String id, StateHookJSArray tasksState, StateHook errorState, Fetch? fetchFn, -) { +) async { final doFetch = fetchFn ?? fetchJson; - doFetch('$apiUrl/tasks/$id', method: 'DELETE', token: token) - .then((result) { - result.match( - onSuccess: (_) { - tasksState.setWithUpdater((tasks) { - return tasks.where((t) => t.id != id).toList(); - }); - errorState.set(null); - }, - onError: (message) => errorState.set(message), - ); - }) - .catchError((Object e) { - errorState.set(e.toString()); - }); + try { + final result = await doFetch( + '$apiUrl/tasks/$id', + method: 'DELETE', + token: token, + ); + result.match( + onSuccess: (_) { + tasksState.setWithUpdater((tasks) { + return tasks.where((t) => t.id != id).toList(); + }); + errorState.set(null); + }, + onError: (message) => errorState.set(message), + ); + } on Object catch (e) { + errorState.set(e.toString()); + } } -void _createTask( +Future _createTask( String token, String title, StateHookJSArray tasksState, StateHook errorState, Fetch? fetchFn, void Function() onSuccess, -) { +) async { final doFetch = fetchFn ?? fetchJson; - doFetch('$apiUrl/tasks', method: 'POST', token: token, body: {'title': title}) - .then((result) { - result.match( - onSuccess: (response) { - final data = response['data']; - switch (data) { - case final JSObject obj: - final newTask = JSTask.fromJS(obj); - // Deduplicate: only add if not already present (WS might have added it) - tasksState.setWithUpdater( - (tasks) => addTaskIfNotExists(tasks, newTask), - ); - case _: - break; - } - errorState.set(null); - onSuccess(); - }, - onError: (message) => errorState.set(message), - ); - }) - .catchError((Object e) { - errorState.set(e.toString()); - }); + try { + final result = await doFetch( + '$apiUrl/tasks', + method: 'POST', + token: token, + body: {'title': title}, + ); + result.match( + onSuccess: (response) { + final data = response['data']; + switch (data) { + case final JSObject obj: + final newTask = JSTask.fromJS(obj); + // Deduplicate: only add if not already present (WS might have added it) + tasksState.setWithUpdater( + (tasks) => addTaskIfNotExists(tasks, newTask), + ); + case _: + break; + } + errorState.set(null); + onSuccess(); + }, + onError: (message) => errorState.set(message), + ); + } on Object catch (e) { + errorState.set(e.toString()); + } } /// Handle incoming WebSocket task events using functional updater diff --git a/examples/mobile/lib/types.dart b/examples/mobile/lib/types.dart index 9f2ebdf..3cbb65a 100644 --- a/examples/mobile/lib/types.dart +++ b/examples/mobile/lib/types.dart @@ -5,9 +5,10 @@ import 'dart:js_interop_unsafe'; export 'package:shared/js_types/js_types.dart'; /// API configuration - reads from global set by build preamble -String get apiUrl => - (globalContext['__API_URL__'] as JSString?)?.toDart ?? - 'http://localhost:3000'; +String get apiUrl => switch (globalContext['__API_URL__']) { + final JSString s => s.toDart, + _ => 'http://localhost:3000', +}; /// WebSocket URL - derives from API URL (port 3001) String get wsUrl { diff --git a/examples/mobile/lib/websocket.dart b/examples/mobile/lib/websocket.dart index 520cb79..e28927a 100644 --- a/examples/mobile/lib/websocket.dart +++ b/examples/mobile/lib/websocket.dart @@ -9,16 +9,28 @@ extension type RNWebSocket(JSObject _) implements JSObject { external void send(String data); external int get readyState; - JSFunction? get onopen => this['onopen'] as JSFunction?; + JSFunction? get onopen => switch (this['onopen']) { + final JSFunction f => f, + _ => null, + }; set onopen(JSFunction? handler) => this['onopen'] = handler; - JSFunction? get onmessage => this['onmessage'] as JSFunction?; + JSFunction? get onmessage => switch (this['onmessage']) { + final JSFunction f => f, + _ => null, + }; set onmessage(JSFunction? handler) => this['onmessage'] = handler; - JSFunction? get onclose => this['onclose'] as JSFunction?; + JSFunction? get onclose => switch (this['onclose']) { + final JSFunction f => f, + _ => null, + }; set onclose(JSFunction? handler) => this['onclose'] = handler; - JSFunction? get onerror => this['onerror'] as JSFunction?; + JSFunction? get onerror => switch (this['onerror']) { + final JSFunction f => f, + _ => null, + }; set onerror(JSFunction? handler) => this['onerror'] = handler; } @@ -29,7 +41,10 @@ extension type WSMessageEvent(JSObject _) implements JSObject { /// Create a new WebSocket connection RNWebSocket _createWebSocket(String url) { - final wsCtor = globalContext['WebSocket']! as JSFunction; + final wsCtor = switch (globalContext['WebSocket']) { + final JSFunction f => f, + _ => throw StateError('WebSocket not available'), + }; return RNWebSocket(wsCtor.callAsConstructor(url.toJS)); } @@ -45,16 +60,10 @@ RNWebSocket? connectWebSocket({ }).toJS ..onmessage = ((WSMessageEvent event) { final data = event.data; - switch (data.isA()) { - case true: - final message = data.dartify() as String?; - switch (message) { - case final String m: - _handleMessage(m, onTaskEvent); - case null: - break; - } - case false: + switch (data) { + case final JSString jsStr: + _handleMessage(jsStr.toDart, onTaskEvent); + case _: break; } }).toJS @@ -66,8 +75,17 @@ RNWebSocket? connectWebSocket({ }).toJS; void _handleMessage(String message, void Function(JSObject) onTaskEvent) { - final json = globalContext['JSON']! as JSObject; - final parseFn = json['parse']! as JSFunction; - final parsed = parseFn.callAsFunction(null, message.toJS)! as JSObject; + final json = switch (globalContext['JSON']) { + final JSObject o => o, + _ => throw StateError('JSON not available'), + }; + final parseFn = switch (json['parse']) { + final JSFunction f => f, + _ => throw StateError('JSON.parse not available'), + }; + final parsed = switch (parseFn.callAsFunction(null, message.toJS)) { + final JSObject o => o, + _ => throw StateError('Failed to parse JSON'), + }; onTaskEvent(parsed); } diff --git a/examples/mobile/pubspec.yaml b/examples/mobile/pubspec.yaml index 3102977..558753f 100644 --- a/examples/mobile/pubspec.yaml +++ b/examples/mobile/pubspec.yaml @@ -7,11 +7,12 @@ environment: sdk: ^3.10.0 dependencies: - nadz: ^0.0.7-beta + austerity: ^1.3.0 dart_node_react: path: ../../packages/dart_node_react dart_node_react_native: path: ../../packages/dart_node_react_native + nadz: ^0.0.7-beta shared: path: ../shared diff --git a/examples/mobile/test/test_helpers.dart b/examples/mobile/test/test_helpers.dart index fae10c0..8bf59b9 100644 --- a/examples/mobile/test/test_helpers.dart +++ b/examples/mobile/test/test_helpers.dart @@ -22,10 +22,19 @@ AuthEffects createMockAuth({ /// Create a JSObject from a Dart map JSObject createJSObject(Map map) { - final json = globalContext['JSON']! as JSObject; - final parseFn = json['parse']! as JSFunction; + final json = switch (globalContext['JSON']) { + final JSObject o => o, + _ => throw StateError('JSON not available'), + }; + final parseFn = switch (json['parse']) { + final JSFunction f => f, + _ => throw StateError('JSON.parse not available'), + }; final jsonStr = _toJsonString(map); - return parseFn.callAsFunction(null, jsonStr.toJS)! as JSObject; + return switch (parseFn.callAsFunction(null, jsonStr.toJS)) { + final JSObject o => o, + _ => throw StateError('Failed to parse JSON'), + }; } String _toJsonString(Map map) { @@ -141,10 +150,14 @@ void simulateWsMessage(String json) { final ws = _lastMockWs; if (ws == null) return; final onmessage = ws['onmessage']; - if (onmessage == null) return; - final event = JSObject(); - event['data'] = json.toJS; - (onmessage as JSFunction).callAsFunction(null, event); + switch (onmessage) { + case final JSFunction f: + final event = JSObject(); + event['data'] = json.toJS; + f.callAsFunction(null, event); + case _: + return; + } } // --- Setup --- diff --git a/examples/shared/pubspec.yaml b/examples/shared/pubspec.yaml index 15e1f71..da9241d 100644 --- a/examples/shared/pubspec.yaml +++ b/examples/shared/pubspec.yaml @@ -7,4 +7,5 @@ environment: sdk: ^3.10.0 dependencies: + austerity: ^1.3.0 nadz: ^0.0.7-beta diff --git a/packages/dart_node_express/lib/src/express.dart b/packages/dart_node_express/lib/src/express.dart index 718358a..bcad319 100644 --- a/packages/dart_node_express/lib/src/express.dart +++ b/packages/dart_node_express/lib/src/express.dart @@ -18,33 +18,26 @@ extension type ExpressApp._(JSObject _) implements JSObject { /// Extension for routes with multiple handlers (middleware + handler) extension ExpressAppMultiHandler on ExpressApp { + JSFunction _getMethod(String name) => switch (_[name]) { + final JSFunction f => f, + _ => throw StateError('Method $name not found'), + }; + /// GET with middleware chain - void getWithMiddleware(String path, List handlers) { - final jsHandlers = handlers.toJS; - final getFn = (this as JSObject)['get'] as JSFunction; - getFn.callAsFunction(this, path.toJS, jsHandlers); - } + void getWithMiddleware(String path, List handlers) => + _getMethod('get').callAsFunction(this, path.toJS, handlers.toJS); /// POST with middleware chain - void postWithMiddleware(String path, List handlers) { - final jsHandlers = handlers.toJS; - final postFn = (this as JSObject)['post'] as JSFunction; - postFn.callAsFunction(this, path.toJS, jsHandlers); - } + void postWithMiddleware(String path, List handlers) => + _getMethod('post').callAsFunction(this, path.toJS, handlers.toJS); /// PUT with middleware chain - void putWithMiddleware(String path, List handlers) { - final jsHandlers = handlers.toJS; - final putFn = (this as JSObject)['put'] as JSFunction; - putFn.callAsFunction(this, path.toJS, jsHandlers); - } + void putWithMiddleware(String path, List handlers) => + _getMethod('put').callAsFunction(this, path.toJS, handlers.toJS); /// DELETE with middleware chain - void deleteWithMiddleware(String path, List handlers) { - final jsHandlers = handlers.toJS; - final deleteFn = (this as JSObject)['delete'] as JSFunction; - deleteFn.callAsFunction(this, path.toJS, jsHandlers); - } + void deleteWithMiddleware(String path, List handlers) => + _getMethod('delete').callAsFunction(this, path.toJS, handlers.toJS); } /// Handler function type @@ -52,8 +45,14 @@ typedef RequestHandler = void Function(Request req, Response res); /// Create an Express application ExpressApp express() { - final expressFactory = requireModule('express') as JSFunction; - return expressFactory.callAsFunction(null) as ExpressApp; + final expressFactory = switch (requireModule('express')) { + final JSFunction f => f, + _ => throw StateError('Express module not found'), + }; + return switch (expressFactory.callAsFunction(null)) { + final ExpressApp app => app, + _ => throw StateError('Express app creation failed'), + }; } /// Convert a Dart handler to a JS function diff --git a/packages/dart_node_express/lib/src/middleware.dart b/packages/dart_node_express/lib/src/middleware.dart index 0661f2e..8ae5bce 100644 --- a/packages/dart_node_express/lib/src/middleware.dart +++ b/packages/dart_node_express/lib/src/middleware.dart @@ -55,18 +55,22 @@ const _contextKey = '__dart_context__'; /// Sets a value in the request context. void setContext(Request req, String key, T value) { - var ctx = (req as JSObject)[_contextKey]; + var ctx = req[_contextKey]; if (ctx == null) { ctx = JSObject(); - (req as JSObject)[_contextKey] = ctx; + req[_contextKey] = ctx; + } + switch (ctx) { + case final JSObject ctxObj: + ctxObj[key] = value.jsify(); } - (ctx as JSObject)[key] = value.jsify(); } /// Gets a value from the request context. -T? getContext(Request req, String key) { - final ctx = (req as JSObject)[_contextKey]; - if (ctx == null) return null; - final value = (ctx as JSObject)[key]; - return value?.dartify() as T?; -} +T? getContext(Request req, String key) => switch (req[_contextKey]) { + final JSObject ctxObj => switch (ctxObj[key]?.dartify()) { + final T v => v, + _ => null, + }, + _ => null, +}; diff --git a/packages/dart_node_express/lib/src/router.dart b/packages/dart_node_express/lib/src/router.dart index 38f113b..d68d6e7 100644 --- a/packages/dart_node_express/lib/src/router.dart +++ b/packages/dart_node_express/lib/src/router.dart @@ -14,50 +14,51 @@ import 'package:dart_node_core/dart_node_core.dart'; extension type Router._(JSObject _) implements JSObject { /// Creates a new Express router. factory Router() { - final express = requireModule('express') as JSObject; - final routerFn = express['Router']! as JSFunction; - return Router._(routerFn.callAsFunction(null)! as JSObject); + final express = switch (requireModule('express')) { + final JSObject o => o, + _ => throw StateError('Express module not found'), + }; + final routerFn = switch (express['Router']) { + final JSFunction f => f, + _ => throw StateError('Express Router not found'), + }; + final result = switch (routerFn.callAsFunction(null)) { + final JSObject o => o, + _ => throw StateError('Router creation failed'), + }; + return Router._(result); } + JSFunction _getMethod(String name) => switch (this[name]) { + final JSFunction f => f, + _ => throw StateError('Method $name not found'), + }; + /// Register GET route - void get(String path, JSFunction handler) { - final getFn = this['get']! as JSFunction; - getFn.callAsFunction(this, path.toJS, handler); - } + void get(String path, JSFunction handler) => + _getMethod('get').callAsFunction(this, path.toJS, handler); /// Register POST route - void post(String path, JSFunction handler) { - final postFn = this['post']! as JSFunction; - postFn.callAsFunction(this, path.toJS, handler); - } + void post(String path, JSFunction handler) => + _getMethod('post').callAsFunction(this, path.toJS, handler); /// Register PUT route - void put(String path, JSFunction handler) { - final putFn = this['put']! as JSFunction; - putFn.callAsFunction(this, path.toJS, handler); - } + void put(String path, JSFunction handler) => + _getMethod('put').callAsFunction(this, path.toJS, handler); /// Register DELETE route - void delete(String path, JSFunction handler) { - final deleteFn = this['delete']! as JSFunction; - deleteFn.callAsFunction(this, path.toJS, handler); - } + void delete(String path, JSFunction handler) => + _getMethod('delete').callAsFunction(this, path.toJS, handler); /// Register PATCH route - void patch(String path, JSFunction handler) { - final patchFn = this['patch']! as JSFunction; - patchFn.callAsFunction(this, path.toJS, handler); - } + void patch(String path, JSFunction handler) => + _getMethod('patch').callAsFunction(this, path.toJS, handler); /// Use middleware - void use(JSFunction middleware) { - final useFn = this['use']! as JSFunction; - useFn.callAsFunction(this, middleware); - } + void use(JSFunction middleware) => + _getMethod('use').callAsFunction(this, middleware); /// Use middleware at specific path - void useAt(String path, JSFunction middleware) { - final useFn = this['use']! as JSFunction; - useFn.callAsFunction(this, path.toJS, middleware); - } + void useAt(String path, JSFunction middleware) => + _getMethod('use').callAsFunction(this, path.toJS, middleware); } diff --git a/packages/dart_node_express/lib/src/validation.dart b/packages/dart_node_express/lib/src/validation.dart index 0591c82..7c32517 100644 --- a/packages/dart_node_express/lib/src/validation.dart +++ b/packages/dart_node_express/lib/src/validation.dart @@ -1,4 +1,7 @@ import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:nadz/nadz.dart'; import 'async_handler.dart'; import 'request.dart'; @@ -42,8 +45,10 @@ class _AndValidator extends Validator { @override ValidationResult validate(dynamic value) { final firstResult = first.validate(value); - if (firstResult is Invalid) return firstResult; - return second.validate((firstResult as Valid).value); + return switch (firstResult) { + Invalid() => firstResult, + Valid(:final value) => second.validate(value), + }; } } @@ -285,13 +290,15 @@ class Schema extends Validator { }); } - Map map; - if (value is Map) { - map = value; - } else if (value is JSObject) { - // Convert JS object to Dart map - map = (value.dartify() as Map).cast(); - } else { + final map = switch (value) { + final Map m => m, + final JSObject jsObj => switch (jsObj.dartify()) { + final Map m => m.cast(), + _ => null, + }, + _ => null, + }; + if (map == null) { return const Invalid({ 'body': ['must be an object'], }); @@ -330,18 +337,18 @@ class Schema extends Validator { // Validation Middleware // ============================================================================ -/// Storage for validated bodies (keyed by request object identity via hash) -final _validatedBodies = {}; +/// Key for storing validated body in request context +const _validatedBodyKey = '__validated_body__'; /// Create middleware that validates request body -JSFunction validateBody(Schema schema) { +JSFunction validateBody(Schema schema) { return ((Request req, Response res, JSNextFunction next) { final result = schema.validate(req.body); switch (result) { case Valid(:final value): - // Store validated data keyed by request identity - _validatedBodies[(req as JSObject).hashCode] = value as Object; + // Store validated data in request context + req[_validatedBodyKey] = value.jsify(); next(); case Invalid(:final errors): res.status(400); @@ -351,11 +358,10 @@ JSFunction validateBody(Schema schema) { } /// Get validated body from request (use after validateBody middleware) -T getValidatedBody(Request req) { - final value = _validatedBodies[(req as JSObject).hashCode]; - return value == null - ? throw StateError( - 'No validated body found. Did you use validateBody middleware?', - ) - : value as T; +Result getValidatedBody(Request req) { + final value = req[_validatedBodyKey]?.dartify(); + return switch (value) { + final T v => Success(v), + _ => const Error('No validated body found. Did you use validateBody middleware?'), + }; } diff --git a/packages/dart_node_express/pubspec.lock b/packages/dart_node_express/pubspec.lock index 7a3b360..8cd0d58 100644 --- a/packages/dart_node_express/pubspec.lock +++ b/packages/dart_node_express/pubspec.lock @@ -17,7 +17,7 @@ packages: source: path version: "0.2.0-beta" nadz: - dependency: transitive + dependency: "direct main" description: name: nadz sha256: "749586d5d9c94c3660f85c4fa41979345edd5179ef221d6ac9127f36ca1674f8" diff --git a/packages/dart_node_express/pubspec.yaml b/packages/dart_node_express/pubspec.yaml index c658095..f0a1250 100644 --- a/packages/dart_node_express/pubspec.yaml +++ b/packages/dart_node_express/pubspec.yaml @@ -11,3 +11,4 @@ dependencies: austerity: ^1.3.0 dart_node_core: path: ../dart_node_core + nadz: ^0.0.7-beta diff --git a/packages/dart_node_react/lib/src/context.dart b/packages/dart_node_react/lib/src/context.dart index 5517619..0b2bdb3 100644 --- a/packages/dart_node_react/lib/src/context.dart +++ b/packages/dart_node_react/lib/src/context.dart @@ -99,9 +99,10 @@ final class Context { /// /// See: https://reactjs.org/docs/context.html#reactcreatecontext Context createContext(T defaultValue) { - final jsDefault = (defaultValue == null) - ? null - : (defaultValue as Object).jsify(); + final jsDefault = switch (defaultValue) { + null => null, + final Object obj => obj.jsify(), + }; final jsContext = JsContext.fromJs(_reactCreateContext(jsDefault)); return Context._(jsContext, defaultValue); } @@ -136,5 +137,11 @@ Context createContext(T defaultValue) { /// See: https://reactjs.org/docs/hooks-reference.html#usecontext T useContext(Context context) { final jsValue = _reactUseContext(context.jsContext); - return (jsValue == null) ? context.defaultValue : jsValue.dartify() as T; + return switch (jsValue) { + null => context.defaultValue, + final v => switch (v.dartify()) { + final T val => val, + _ => context.defaultValue, + }, + }; } diff --git a/packages/dart_node_react/lib/src/hooks.dart b/packages/dart_node_react/lib/src/hooks.dart index ee1c736..b59652f 100644 --- a/packages/dart_node_react/lib/src/hooks.dart +++ b/packages/dart_node_react/lib/src/hooks.dart @@ -238,7 +238,8 @@ void useImperativeHandle( final jsRef = switch (ref) { final Ref r => r.jsRef, final JsRef jr => jr, - _ => ref as JSAny?, + final JSAny js => js, + _ => null, }; final jsDeps = dependencies?.map(_toJsAny).toList().toJS; @@ -285,7 +286,10 @@ T useMemo(T Function() createFunction, [List? dependencies]) { final jsDeps = (dependencies ?? []).map(_toJsAny).toList().toJS; final result = React.useMemo(jsCreateFunction.toJS, jsDeps); - return result.dartify() as T; + return switch (result.dartify()) { + final T v => v, + _ => throw StateError('useMemo returned unexpected type'), + }; } /// Returns a memoized version of [callback] that only changes if one of the @@ -315,11 +319,11 @@ T useMemo(T Function() createFunction, [List? dependencies]) { /// /// Learn more: https://reactjs.org/docs/hooks-reference.html#usecallback JSFunction useCallback(Function callback, List dependencies) { - final jsCallback = (callback is void Function()) - ? callback.toJS - : (callback is void Function(JSAny)) - ? callback.toJS - : throw StateError('Unsupported callback type: ${callback.runtimeType}'); + final jsCallback = switch (callback) { + final void Function() fn => fn.toJS, + final void Function(JSAny) fn => fn.toJS, + _ => throw StateError('Unsupported callback type: ${callback.runtimeType}'), + }; final jsDeps = dependencies.map(_toJsAny).toList().toJS; return React.useCallback(jsCallback, jsDeps); @@ -366,7 +370,16 @@ JSFunction useCallback(Function callback, List dependencies) { /// Learn more: https://reactjs.org/docs/hooks-reference.html#usedebugvalue void useDebugValue(T value, [String Function(T)? format]) { final jsValue = _toJsAny(value); - JSString jsFormatFn(JSAny? v) => format!(v.dartify() as T).toJS; + JSString jsFormatFn(JSAny? v) { + final dartValue = switch (v) { + null => value, + final jsVal => switch (jsVal.dartify()) { + final T val => val, + _ => value, // fallback to original value + }, + }; + return format!(dartValue).toJS; + } final jsFormat = (format != null) ? jsFormatFn.toJS : null; _reactUseDebugValue(jsValue, jsFormat); diff --git a/packages/dart_node_react/lib/src/special_components.dart b/packages/dart_node_react/lib/src/special_components.dart index 3a00d49..c60d738 100644 --- a/packages/dart_node_react/lib/src/special_components.dart +++ b/packages/dart_node_react/lib/src/special_components.dart @@ -270,12 +270,13 @@ JSAny memo2( /// /// See: https://reactjs.org/docs/code-splitting.html#reactlazy JSAny lazy(Future Function() load) { - JSPromise jsLoad() => load().then((component) { + Future jsLoad() async { + final component = await load(); // React.lazy expects a module with a 'default' export final module = JSObject(); module['default'] = component; return module; - }).toJS; + } - return _reactLazy(jsLoad.toJS); + return _reactLazy((() => jsLoad().toJS).toJS); } diff --git a/packages/dart_node_react/lib/src/state_hook.dart b/packages/dart_node_react/lib/src/state_hook.dart index bf9d019..a53cde1 100644 --- a/packages/dart_node_react/lib/src/state_hook.dart +++ b/packages/dart_node_react/lib/src/state_hook.dart @@ -30,7 +30,10 @@ final class StateHook { /// /// See: https://reactjs.org/docs/hooks-state.html#updating-state void set(T newValue) { - final jsValue = (newValue == null) ? null : (newValue as Object).jsify(); + final jsValue = switch (newValue) { + null => null, + final Object obj => obj.jsify(), + }; _setValue(jsValue); } @@ -39,9 +42,18 @@ final class StateHook { /// See: https://reactjs.org/docs/hooks-reference.html#functional-updates void setWithUpdater(T Function(T oldValue) computeNewValue) { JSAny? updater(JSAny? oldValue) { - final dartOld = oldValue.dartify() as T; + final dartOld = switch (oldValue) { + null => null as T, + final v => switch (v.dartify()) { + final T val => val, + _ => null as T, + }, + }; final newVal = computeNewValue(dartOld); - return (newVal == null) ? null : (newVal as Object).jsify(); + return switch (newVal) { + null => null, + final Object obj => obj.jsify(), + }; } _setValue(updater.toJS); @@ -71,15 +83,23 @@ final class StateHook { /// /// Learn more: https://reactjs.org/docs/hooks-state.html StateHook useState(T initialValue) { - final jsInitial = (initialValue == null) - ? null - : (initialValue as Object).jsify(); + final jsInitial = switch (initialValue) { + null => null, + final Object obj => obj.jsify(), + }; final result = React.useState(jsInitial); final jsValue = result[0]; final value = (jsValue == null) ? null : jsValue.dartify(); - final setter = result[1]; - final fn = setter! as JSFunction; - return StateHook._(value as T, (v) => fn.callAsFunction(null, v)); + final setter = switch (result[1]) { + final JSFunction fn => fn, + _ => throw StateError('useState setter is not a function'), + }; + final typedValue = switch (value) { + final T v => v, + null => null as T, + _ => throw StateError('useState value type mismatch'), + }; + return StateHook._(typedValue, (v) => setter.callAsFunction(null, v)); } /// Adds local state to a function component by returning a [StateHook] with @@ -105,15 +125,25 @@ StateHook useState(T initialValue) { StateHook useStateLazy(T Function() init) { JSAny? jsInit() { final val = init(); - return (val == null) ? null : (val as Object).jsify(); + return switch (val) { + null => null, + final Object obj => obj.jsify(), + }; } final result = React.useState(jsInit.toJS); final jsValue = result[0]; final value = (jsValue == null) ? null : jsValue.dartify(); - final setter = result[1]; - final fn = setter! as JSFunction; - return StateHook._(value as T, (v) => fn.callAsFunction(null, v)); + final setter = switch (result[1]) { + final JSFunction fn => fn, + _ => throw StateError('useState setter is not a function'), + }; + final typedValue = switch (value) { + final T v => v, + null => null as T, + _ => throw StateError('useState value type mismatch'), + }; + return StateHook._(typedValue, (v) => setter.callAsFunction(null, v)); } /// State hook for JS interop types (JSString, JSObject, etc). @@ -147,9 +177,11 @@ final class StateHookJS { StateHookJS useStateJS(JSAny? initialValue) { final result = React.useState(initialValue); final jsValue = result[0]; - final setter = result[1]; - final fn = setter! as JSFunction; - return StateHookJS._(jsValue, (v) => fn.callAsFunction(null, v)); + final setter = switch (result[1]) { + final JSFunction fn => fn, + _ => throw StateError('useState setter is not a function'), + }; + return StateHookJS._(jsValue, (v) => setter.callAsFunction(null, v)); } /// State hook for lists of JS objects. @@ -172,7 +204,11 @@ final class StateHookJSArray { /// Updates [value] to the return value of [computeNewValue]. void setWithUpdater(List Function(List oldValue) computeNewValue) { JSAny? updater(JSAny? oldValue) { - final dartOld = _jsArrayToList(oldValue as JSArray?); + final jsArray = switch (oldValue) { + final JSArray arr => arr, + _ => null, + }; + final dartOld = _jsArrayToList(jsArray); return computeNewValue(dartOld).toJS; } @@ -186,8 +222,12 @@ List _jsArrayToList(JSArray? jsArray) { final length = jsArray.length; final result = []; for (var i = 0; i < length; i++) { - final item = jsArray[i]; - if (item != null) result.add(item as T); + switch (jsArray[i]) { + case final T item: + result.add(item); + case _: + break; + } } return result; } @@ -207,8 +247,14 @@ List _jsArrayToList(JSArray? jsArray) { StateHookJSArray useStateJSArray(JSAny? initialValue) { final result = React.useState(initialValue); final jsValue = result[0]; - final setter = result[1]; - final fn = setter! as JSFunction; - final value = _jsArrayToList(jsValue as JSArray?); - return StateHookJSArray._(value, (v) => fn.callAsFunction(null, v)); + final setter = switch (result[1]) { + final JSFunction fn => fn, + _ => throw StateError('useState setter is not a function'), + }; + final jsArray = switch (jsValue) { + final JSArray arr => arr, + _ => null, + }; + final value = _jsArrayToList(jsArray); + return StateHookJSArray._(value, (v) => setter.callAsFunction(null, v)); } diff --git a/packages/dart_node_react_native/pubspec.yaml b/packages/dart_node_react_native/pubspec.yaml index d45efeb..f3d2ba5 100644 --- a/packages/dart_node_react_native/pubspec.yaml +++ b/packages/dart_node_react_native/pubspec.yaml @@ -13,6 +13,7 @@ dependencies: path: ../dart_node_core dart_node_react: path: ../dart_node_react + nadz: ^0.0.7-beta dev_dependencies: lints: ^5.0.0 diff --git a/packages/dart_node_ws/lib/src/websocket_server.dart b/packages/dart_node_ws/lib/src/websocket_server.dart index 9d79633..c039497 100644 --- a/packages/dart_node_ws/lib/src/websocket_server.dart +++ b/packages/dart_node_ws/lib/src/websocket_server.dart @@ -7,8 +7,15 @@ import 'package:dart_node_ws/src/websocket_types.dart'; /// Creates a WebSocket server on the specified port WebSocketServer createWebSocketServer({required int port}) { - final ws = requireModule('ws') as JSObject; - final serverClass = ws['Server']! as JSFunction; + final ws = requireModule('ws'); + final wsObj = switch (ws) { + final JSObject o => o, + _ => throw StateError('WebSocket module not found'), + }; + final serverClass = switch (wsObj['Server']) { + final JSFunction f => f, + _ => throw StateError('WebSocket Server class not found'), + }; final options = JSObject(); options['port'] = port.toJS; final server = serverClass.callAsConstructor(options); @@ -36,14 +43,11 @@ class WebSocketServer { }).toJS, ); - String? _extractUrl(JSIncomingMessage request) { - final urlObj = request.url; - return switch (urlObj) { - null => null, - final u when u.isA() => (u as JSString).toDart, - _ => null, - }; - } + String? _extractUrl(JSIncomingMessage request) => switch (request.url) { + null => null, + final JSString s => s.toDart, + _ => null, + }; /// Closes the WebSocket server void close([void Function()? callback]) => diff --git a/packages/dart_node_ws/pubspec.lock b/packages/dart_node_ws/pubspec.lock index 7a3b360..8cd0d58 100644 --- a/packages/dart_node_ws/pubspec.lock +++ b/packages/dart_node_ws/pubspec.lock @@ -17,7 +17,7 @@ packages: source: path version: "0.2.0-beta" nadz: - dependency: transitive + dependency: "direct main" description: name: nadz sha256: "749586d5d9c94c3660f85c4fa41979345edd5179ef221d6ac9127f36ca1674f8" diff --git a/packages/dart_node_ws/pubspec.yaml b/packages/dart_node_ws/pubspec.yaml index fde6637..9ebcd0a 100644 --- a/packages/dart_node_ws/pubspec.yaml +++ b/packages/dart_node_ws/pubspec.yaml @@ -11,3 +11,4 @@ dependencies: austerity: ^1.3.0 dart_node_core: path: ../dart_node_core + nadz: ^0.0.7-beta diff --git a/tools/build/pubspec.yaml b/tools/build/pubspec.yaml index f9bbda4..b315f6b 100644 --- a/tools/build/pubspec.yaml +++ b/tools/build/pubspec.yaml @@ -6,4 +6,6 @@ environment: sdk: ^3.10.0 dependencies: + austerity: ^1.3.0 + nadz: ^0.0.7-beta node_preamble: ^2.0.2 From cf7a400570c6ed8da8d92e8644423c982a525f45 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Fri, 5 Dec 2025 07:12:36 +1100 Subject: [PATCH 03/28] Use results and pattern matching --- CLAUDE.md | 1 + .../backend/lib/services/task_service.dart | 20 +- .../backend/lib/services/token_service.dart | 108 +++++++-- .../lib/services/websocket_service.dart | 25 ++- examples/backend/server.dart | 206 +++++++++++------- .../dart_node_react/lib/src/children.dart | 13 +- .../dart_node_ws/lib/src/websocket_types.dart | 60 ++++- 7 files changed, 307 insertions(+), 126 deletions(-) diff --git a/CLAUDE.md b/CLAUDE.md index d0c32fb..dd99f5b 100644 --- a/CLAUDE.md +++ b/CLAUDE.md @@ -7,6 +7,7 @@ This is a project for Dart packages to be consumed on Node for building node-bas - Use async/await. Do not use `.then` - NO DUPLICATION. Move files, code elements instead of copying them. Search for elements before adding them. HIGHEST PRIORITY. PRIORITIZE THIS OVER ALL ELSE!! - Prefer typedef records with named fields instead of classes for data (structural typing). This mimics Typescript better +- Shoot for 100% test coverage on each package with HIGH LEVEL, MEANINGFUL tests. Avoid unit tests and mocking. - Return Result from the nadz library for any function that could throw an exception. NO THROWING EXCEPTIONS. - Avoid casting!!! [! `as` `late`] are all ILLEGAL!!! U - Use pattern matching switch expressions or ternaries. The exceptional case is if inside arrays and maps because these are declarative and not imperaative. diff --git a/examples/backend/lib/services/task_service.dart b/examples/backend/lib/services/task_service.dart index 25c69df..016a0ae 100644 --- a/examples/backend/lib/services/task_service.dart +++ b/examples/backend/lib/services/task_service.dart @@ -1,3 +1,4 @@ +import 'package:nadz/nadz.dart'; import 'package:shared/models/task.dart'; /// In-memory task storage and operations @@ -35,8 +36,8 @@ class TaskService { List findByUser(String userId) => _tasks.values.where((t) => t.userId == userId).toList(); - /// Update a task - Task? update( + /// Update a task - returns Error if task not found + Result update( String id, { String? title, String? description, @@ -44,7 +45,9 @@ class TaskService { TaskPriority? priority, }) { final task = _tasks[id]; - if (task == null) return null; + if (task == null) { + return const Error('Task not found'); + } final updated = task.copyWith( title: title, @@ -54,9 +57,14 @@ class TaskService { updatedAt: DateTime.now(), ); _tasks[id] = updated; - return updated; + return Success(updated); } - /// Delete a task - bool delete(String id) => _tasks.remove(id) != null; + /// Delete a task - returns Error if task not found + Result delete(String id) { + final removed = _tasks.remove(id); + return (removed != null) + ? const Success(null) + : const Error('Task not found'); + } } diff --git a/examples/backend/lib/services/token_service.dart b/examples/backend/lib/services/token_service.dart index 80a3ca9..569df62 100644 --- a/examples/backend/lib/services/token_service.dart +++ b/examples/backend/lib/services/token_service.dart @@ -1,7 +1,47 @@ import 'dart:convert'; +import 'package:nadz/nadz.dart'; import 'package:shared/models/user.dart'; +/// Token verification error types +sealed class TokenError { + const TokenError(); + + String get message; +} + +/// Token format is invalid (missing parts) +class InvalidFormat extends TokenError { + const InvalidFormat(); + + @override + String get message => 'Invalid token format'; +} + +/// Token signature doesn't match +class InvalidSignature extends TokenError { + const InvalidSignature(); + + @override + String get message => 'Invalid token signature'; +} + +/// Token has expired +class TokenExpired extends TokenError { + const TokenExpired(); + + @override + String get message => 'Token has expired'; +} + +/// Token payload could not be decoded +class CorruptedPayload extends TokenError { + const CorruptedPayload(); + + @override + String get message => 'Corrupted token payload'; +} + /// Simple JWT-like token service /// In production, use a proper JWT library! class TokenService { @@ -28,30 +68,64 @@ class TokenService { } /// Verify and decode a token - TokenPayload? verify(String token) { + Result verify(String token) { + final parts = token.split('.'); + if (parts.length != 2) { + return const Error(InvalidFormat()); + } + + // Decode payload + final String payloadJson; try { - final parts = token.split('.'); - if (parts.length != 2) return null; + payloadJson = utf8.decode(base64Decode(parts[0])); + } on Object { + return const Error(CorruptedPayload()); + } - final payloadJson = utf8.decode(base64Decode(parts[0])); - final expectedSig = _sign(payloadJson); + // Verify signature + final expectedSig = _sign(payloadJson); + if (parts[1] != expectedSig) { + return const Error(InvalidSignature()); + } - if (parts[1] != expectedSig) return null; + // Parse payload + final Object? decoded; + try { + decoded = jsonDecode(payloadJson); + } on Object { + return const Error(CorruptedPayload()); + } - final payload = jsonDecode(payloadJson) as Map; + if (decoded is! Map) { + return const Error(CorruptedPayload()); + } + final payload = decoded; + + // Check expiration + final expValue = payload['exp']; + if (expValue is! int) { + return const Error(CorruptedPayload()); + } + if (DateTime.now().millisecondsSinceEpoch > expValue) { + return const Error(TokenExpired()); + } - // Check expiration - final exp = payload['exp'] as int; - if (DateTime.now().millisecondsSinceEpoch > exp) return null; + // Extract fields + final userIdValue = payload['userId']; + if (userIdValue is! String) { + return const Error(CorruptedPayload()); + } - return ( - userId: payload['userId'] as String, - issuedAt: DateTime.fromMillisecondsSinceEpoch(payload['iat'] as int), - expiresAt: DateTime.fromMillisecondsSinceEpoch(exp), - ); - } on Object catch (_) { - return null; + final iatValue = payload['iat']; + if (iatValue is! int) { + return const Error(CorruptedPayload()); } + + return Success(( + userId: userIdValue, + issuedAt: DateTime.fromMillisecondsSinceEpoch(iatValue), + expiresAt: DateTime.fromMillisecondsSinceEpoch(expValue), + )); } String _sign(String data) => diff --git a/examples/backend/lib/services/websocket_service.dart b/examples/backend/lib/services/websocket_service.dart index 100a628..d2411c4 100644 --- a/examples/backend/lib/services/websocket_service.dart +++ b/examples/backend/lib/services/websocket_service.dart @@ -3,6 +3,7 @@ import 'dart:convert'; import 'package:backend/services/token_service.dart'; import 'package:dart_node_core/dart_node_core.dart'; import 'package:dart_node_ws/dart_node_ws.dart'; +import 'package:nadz/nadz.dart'; import 'package:shared/models/task.dart'; /// Event types for task changes @@ -25,18 +26,20 @@ class WebSocketService { void _handleConnection(WebSocketClient client, String? url) { final token = _extractToken(url); - final payload = (token != null) ? _tokenService.verify(token) : null; + if (token == null) { + client.close(4001, 'Unauthorized'); + return; + } - switch (payload) { - case null: - client.close(4001, 'Unauthorized'); - return; - case final p: - client.userId = p.userId; - _addClient(p.userId, client); - client.onClose((_) => _removeClient(p.userId, client)); - client.onError((_) => _removeClient(p.userId, client)); - consoleLog('WebSocket client connected: ${p.userId}'); + switch (_tokenService.verify(token)) { + case Error(:final error): + client.close(4001, error.message); + case Success(:final value): + client.userId = value.userId; + _addClient(value.userId, client); + client.onClose((_) => _removeClient(value.userId, client)); + client.onError((_) => _removeClient(value.userId, client)); + consoleLog('WebSocket client connected: ${value.userId}'); } } diff --git a/examples/backend/server.dart b/examples/backend/server.dart index 935bc7a..491b570 100644 --- a/examples/backend/server.dart +++ b/examples/backend/server.dart @@ -88,55 +88,67 @@ void main() { ..getWithMiddleware('/tasks', [ authenticate(tokenService, userService), asyncHandler((req, res) async { - final auth = getAuthContextWithService(req, userService); - res.jsonMap({ - 'success': true, - 'data': taskService - .findByUser(auth.user.id) - .map((t) => t.toJson()) - .toList(), - }); + switch (getAuthContextWithService(req, userService)) { + case Error(:final error): + throw UnauthorizedError(error); + case Success(:final value): + res.jsonMap({ + 'success': true, + 'data': taskService + .findByUser(value.user.id) + .map((t) => t.toJson()) + .toList(), + }); + } }), ]) ..postWithMiddleware('/tasks', [ authenticate(tokenService, userService), validateBody(createTaskSchema), asyncHandler((req, res) async { - final auth = getAuthContextWithService(req, userService); - switch (getValidatedBody(req)) { + switch (getAuthContextWithService(req, userService)) { case Error(:final error): - res - ..status(400) - ..jsonMap({'error': error}); - case Success(:final value): - final task = taskService.create( - userId: auth.user.id, - title: value.title, - description: value.description, - ); - wsService.notifyTaskChange( - auth.user.id, - TaskEventType.created, - task, - ); - res - ..status(201) - ..jsonMap({'success': true, 'data': task.toJson()}); + throw UnauthorizedError(error); + case Success(value: final auth): + switch (getValidatedBody(req)) { + case Error(:final error): + res + ..status(400) + ..jsonMap({'error': error}); + case Success(:final value): + final task = taskService.create( + userId: auth.user.id, + title: value.title, + description: value.description, + ); + wsService.notifyTaskChange( + auth.user.id, + TaskEventType.created, + task, + ); + res + ..status(201) + ..jsonMap({'success': true, 'data': task.toJson()}); + } } }), ]) ..getWithMiddleware('/tasks/:id', [ authenticate(tokenService, userService), asyncHandler((req, res) async { - final auth = getAuthContextWithService(req, userService); - final task = taskService.findById(getParam(req, 'id')); - switch (task) { - case null: - throw const NotFoundError('Task'); - case Task(:final userId) when userId != auth.user.id: - throw const ForbiddenError('Cannot access this task'); - case final Task t: - res.jsonMap({'success': true, 'data': t.toJson()}); + switch (getAuthContextWithService(req, userService)) { + case Error(:final error): + throw UnauthorizedError(error); + case Success(value: final auth): + final task = taskService.findById(getParam(req, 'id')); + switch (task) { + case null: + throw const NotFoundError('Task'); + case Task(:final userId) when userId != auth.user.id: + throw const ForbiddenError('Cannot access this task'); + case final Task t: + res.jsonMap({'success': true, 'data': t.toJson()}); + } } }), ]) @@ -144,33 +156,44 @@ void main() { authenticate(tokenService, userService), validateBody(updateTaskSchema), asyncHandler((req, res) async { - final auth = getAuthContextWithService(req, userService); - final taskId = getParam(req, 'id'); - switch (getValidatedBody(req)) { + switch (getAuthContextWithService(req, userService)) { case Error(:final error): - res - ..status(400) - ..jsonMap({'error': error}); - case Success(:final value): - final task = taskService.findById(taskId); - switch (task) { - case null: - throw const NotFoundError('Task'); - case Task(:final userId) when userId != auth.user.id: - throw const ForbiddenError('Cannot modify this task'); - case Task(): - final updated = taskService.update( - taskId, - title: value.title, - description: value.description, - completed: value.completed, - ); - wsService.notifyTaskChange( - auth.user.id, - TaskEventType.updated, - updated!, - ); - res.jsonMap({'success': true, 'data': updated.toJson()}); + throw UnauthorizedError(error); + case Success(value: final auth): + final taskId = getParam(req, 'id'); + switch (getValidatedBody(req)) { + case Error(:final error): + res + ..status(400) + ..jsonMap({'error': error}); + case Success(:final value): + final task = taskService.findById(taskId); + switch (task) { + case null: + throw const NotFoundError('Task'); + case Task(:final userId) when userId != auth.user.id: + throw const ForbiddenError('Cannot modify this task'); + case Task(): + switch (taskService.update( + taskId, + title: value.title, + description: value.description, + completed: value.completed, + )) { + case Error(:final error): + throw NotFoundError(error); + case Success(value: final updated): + wsService.notifyTaskChange( + auth.user.id, + TaskEventType.updated, + updated, + ); + res.jsonMap({ + 'success': true, + 'data': updated.toJson(), + }); + } + } } } }), @@ -178,18 +201,30 @@ void main() { ..deleteWithMiddleware('/tasks/:id', [ authenticate(tokenService, userService), asyncHandler((req, res) async { - final auth = getAuthContextWithService(req, userService); - final taskId = getParam(req, 'id'); - final task = taskService.findById(taskId); - switch (task) { - case null: - throw const NotFoundError('Task'); - case Task(:final userId) when userId != auth.user.id: - throw const ForbiddenError('Cannot delete this task'); - case final Task t: - taskService.delete(taskId); - wsService.notifyTaskChange(auth.user.id, TaskEventType.deleted, t); - res.jsonMap({'success': true, 'message': 'Task deleted'}); + switch (getAuthContextWithService(req, userService)) { + case Error(:final error): + throw UnauthorizedError(error); + case Success(value: final auth): + final taskId = getParam(req, 'id'); + final task = taskService.findById(taskId); + switch (task) { + case null: + throw const NotFoundError('Task'); + case Task(:final userId) when userId != auth.user.id: + throw const ForbiddenError('Cannot delete this task'); + case final Task t: + switch (taskService.delete(taskId)) { + case Error(:final error): + throw NotFoundError(error); + case Success(): + wsService.notifyTaskChange( + auth.user.id, + TaskEventType.deleted, + t, + ); + res.jsonMap({'success': true, 'message': 'Task deleted'}); + } + } } }), ]) @@ -260,15 +295,15 @@ JSFunction authenticate(TokenService tokenService, UserService userService) => return; case final header: final token = header.toString().substring(7); - final payload = tokenService.verify(token); - switch (payload) { - case null: + final verifyResult = tokenService.verify(token); + switch (verifyResult) { + case Error(:final error): res ..status(401) - ..jsonMap({'error': 'Invalid or expired token'}); + ..jsonMap({'error': error.message}); return; - case final p: - final user = userService.findById(p.userId); + case Success(:final value): + final user = userService.findById(value.userId); switch (user) { case null: res @@ -286,7 +321,10 @@ JSFunction authenticate(TokenService tokenService, UserService userService) => }).toJS; /// Get auth context from request - requires userService to look up user -AuthContext getAuthContextWithService(Request req, UserService userService) { +Result getAuthContextWithService( + Request req, + UserService userService, +) { final userId = switch (req[_authUserIdKey]) { final JSString s => s.toDart, _ => null, @@ -296,11 +334,11 @@ AuthContext getAuthContextWithService(Request req, UserService userService) { _ => null, }; if (userId == null || token == null) { - throw StateError('No auth context found'); + return const Error('No auth context found'); } final user = userService.findById(userId); if (user == null) { - throw StateError('User not found'); + return const Error('User not found'); } - return (user: user, token: token); + return Success((user: user, token: token)); } diff --git a/packages/dart_node_react/lib/src/children.dart b/packages/dart_node_react/lib/src/children.dart index f303dc1..3583758 100644 --- a/packages/dart_node_react/lib/src/children.dart +++ b/packages/dart_node_react/lib/src/children.dart @@ -75,7 +75,10 @@ abstract final class Children { final result = _childrenMap(children, jsMapper.toJS); return result?.toDart - .map((e) => ReactElement.fromJS(e! as JSObject)) + .map((e) => switch (e) { + final JSObject o => ReactElement.fromJS(o), + _ => throw StateError('Invalid child element'), + }) .toList(); } @@ -142,5 +145,11 @@ abstract final class Children { /// See: https://react.dev/reference/react/Children#children-toarray static List toArray(JSAny? children) => _childrenToArray( children, - ).toDart.map((e) => ReactElement.fromJS(e! as JSObject)).toList(); + ) + .toDart + .map((e) => switch (e) { + final JSObject o => ReactElement.fromJS(o), + _ => throw StateError('Invalid child element'), + }) + .toList(); } diff --git a/packages/dart_node_ws/lib/src/websocket_types.dart b/packages/dart_node_ws/lib/src/websocket_types.dart index 3466b44..5400505 100644 --- a/packages/dart_node_ws/lib/src/websocket_types.dart +++ b/packages/dart_node_ws/lib/src/websocket_types.dart @@ -1,4 +1,5 @@ import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; /// WebSocket connection ready states as defined by the WebSocket API. /// @@ -45,14 +46,35 @@ typedef CloseEventData = ({ String reason, }); +/// WebSocket message data container. +/// +/// Messages from the WebSocket can be either string or binary data. +/// Use `text` for text messages or `bytes` for binary data. +typedef WebSocketMessage = ({ + /// The raw string content (if the message is text) + String? text, + + /// The raw bytes (if the message is binary) + List? bytes, +}); + +/// WebSocket error data container. +typedef WebSocketError = ({ + /// The error message + String message, + + /// The error code (if available) + String? code, +}); + /// WebSocket message handler -typedef MessageHandler = void Function(JSAny data); +typedef MessageHandler = void Function(WebSocketMessage message); /// WebSocket close handler typedef CloseHandler = void Function(CloseEventData data); /// WebSocket error handler -typedef ErrorHandler = void Function(JSAny error); +typedef ErrorHandler = void Function(WebSocketError error); /// WebSocket connection handler typedef ConnectionHandler = void Function(WebSocketClient client); @@ -135,8 +157,16 @@ class WebSocketClient { bool get isOpen => _ws.readyState == WebSocketReadyState.open.value; /// Registers a handler for incoming messages - void onMessage(MessageHandler handler) => - _ws.on('message', ((JSAny data) => handler(data)).toJS); + void onMessage(MessageHandler handler) => _ws.on( + 'message', + ((JSAny data) => handler(_extractMessage(data))).toJS, + ); + + WebSocketMessage _extractMessage(JSAny data) => switch (data) { + final JSString s => (text: s.toDart, bytes: null), + final JSUint8Array arr => (text: null, bytes: arr.toDart), + _ => (text: data.toString(), bytes: null), + }; /// Registers a handler for connection close events void onClose(CloseHandler handler) => _ws.on( @@ -154,6 +184,24 @@ class WebSocketClient { }; /// Registers a handler for error events - void onError(ErrorHandler handler) => - _ws.on('error', ((JSAny error) => handler(error)).toJS); + void onError(ErrorHandler handler) => _ws.on( + 'error', + ((JSAny error) => handler(_extractError(error))).toJS, + ); + + WebSocketError _extractError(JSAny error) { + final obj = switch (error) { + final JSObject o => o, + _ => null, + }; + final message = switch (obj?['message']) { + final JSString s => s.toDart, + _ => error.toString(), + }; + final code = switch (obj?['code']) { + final JSString s => s.toDart, + _ => null, + }; + return (message: message, code: code); + } } From 82831c1ff5c2b4f5bc8da7ed9d65265fbb867209 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Sat, 6 Dec 2025 12:26:58 +1100 Subject: [PATCH 04/28] web socket tests --- .../backend/lib/services/task_service.dart | 9 +- .../coverage/test/websocket_test.dart.vm.json | 1 + .../dart_node_ws/lib/src/websocket_types.dart | 30 +- packages/dart_node_ws/package-lock.json | 837 ++++++++++++++++++ packages/dart_node_ws/package.json | 6 + packages/dart_node_ws/pubspec.lock | 383 ++++++++ packages/dart_node_ws/pubspec.yaml | 6 + packages/dart_node_ws/test/.gitignore | 6 + packages/dart_node_ws/test/test_server.dart | 186 ++++ .../dart_node_ws/test/websocket_test.dart | 462 ++++++++++ 10 files changed, 1912 insertions(+), 14 deletions(-) create mode 100644 packages/dart_node_ws/coverage/test/websocket_test.dart.vm.json create mode 100644 packages/dart_node_ws/package-lock.json create mode 100644 packages/dart_node_ws/package.json create mode 100644 packages/dart_node_ws/test/.gitignore create mode 100644 packages/dart_node_ws/test/test_server.dart create mode 100644 packages/dart_node_ws/test/websocket_test.dart diff --git a/examples/backend/lib/services/task_service.dart b/examples/backend/lib/services/task_service.dart index 016a0ae..dfec8cb 100644 --- a/examples/backend/lib/services/task_service.dart +++ b/examples/backend/lib/services/task_service.dart @@ -61,10 +61,7 @@ class TaskService { } /// Delete a task - returns Error if task not found - Result delete(String id) { - final removed = _tasks.remove(id); - return (removed != null) - ? const Success(null) - : const Error('Task not found'); - } + Result delete(String id) => (_tasks.remove(id) != null) + ? const Success(null) + : const Error('Task not found'); } diff --git a/packages/dart_node_ws/coverage/test/websocket_test.dart.vm.json b/packages/dart_node_ws/coverage/test/websocket_test.dart.vm.json new file mode 100644 index 0000000..5a8e6bc --- /dev/null +++ b/packages/dart_node_ws/coverage/test/websocket_test.dart.vm.json @@ -0,0 +1 @@ +{"type":"CodeCoverage","coverage":[]} \ No newline at end of file diff --git a/packages/dart_node_ws/lib/src/websocket_types.dart b/packages/dart_node_ws/lib/src/websocket_types.dart index 5400505..fcf0b4f 100644 --- a/packages/dart_node_ws/lib/src/websocket_types.dart +++ b/packages/dart_node_ws/lib/src/websocket_types.dart @@ -1,6 +1,14 @@ import 'dart:js_interop'; import 'dart:js_interop_unsafe'; +/// JS binding to convert any value to string using JavaScript's String() +@JS('String') +external JSString _jsString(JSAny? value); + +/// JS binding to serialize a value to JSON string using JSON.stringify() +@JS('JSON.stringify') +external JSString _jsStringify(JSAny? value); + /// WebSocket connection ready states as defined by the WebSocket API. /// /// See: https://developer.mozilla.org/en-US/docs/Web/API/WebSocket/readyState @@ -144,8 +152,11 @@ class WebSocketClient { /// Sends a string message through the WebSocket. void send(String message) => _ws.send(message.toJS); - /// Sends a JSON-serializable map through the WebSocket. - void sendJson(Map data) => _ws.send(data.jsify()!); + /// Sends a JSON-serializable map through the WebSocket as a JSON string. + void sendJson(Map data) { + final jsonStr = _jsStringify(data.jsify()); + _ws.send(jsonStr); + } /// Closes the WebSocket connection. /// @@ -162,11 +173,14 @@ class WebSocketClient { ((JSAny data) => handler(_extractMessage(data))).toJS, ); - WebSocketMessage _extractMessage(JSAny data) => switch (data) { - final JSString s => (text: s.toDart, bytes: null), - final JSUint8Array arr => (text: null, bytes: arr.toDart), - _ => (text: data.toString(), bytes: null), - }; + WebSocketMessage _extractMessage(JSAny data) { + // For Node.js Buffer and other objects, use JS String() function + final str = _jsString(data).toDart; + return (text: str.isNotEmpty ? str : null, bytes: null); + } + + /// Converts a JSAny to string by calling JavaScript's String() function. + String _jsAnyToString(JSAny data) => _jsString(data).toDart; /// Registers a handler for connection close events void onClose(CloseHandler handler) => _ws.on( @@ -180,7 +194,7 @@ class WebSocketClient { String _extractCloseReason(JSAny? reason) => switch (reason) { null => '', final JSString s => s.toDart, - _ => reason.toString(), + final JSAny data => _jsAnyToString(data), }; /// Registers a handler for error events diff --git a/packages/dart_node_ws/package-lock.json b/packages/dart_node_ws/package-lock.json new file mode 100644 index 0000000..8907977 --- /dev/null +++ b/packages/dart_node_ws/package-lock.json @@ -0,0 +1,837 @@ +{ + "name": "dart_node_ws", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "dependencies": { + "express": "^5.2.1", + "ws": "^8.18.3" + } + }, + "node_modules/accepts": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/accepts/-/accepts-2.0.0.tgz", + "integrity": 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b/packages/dart_node_ws/package.json new file mode 100644 index 0000000..7df7740 --- /dev/null +++ b/packages/dart_node_ws/package.json @@ -0,0 +1,6 @@ +{ + "dependencies": { + "express": "^5.2.1", + "ws": "^8.18.3" + } +} diff --git a/packages/dart_node_ws/pubspec.lock b/packages/dart_node_ws/pubspec.lock index 8cd0d58..fdd8164 100644 --- a/packages/dart_node_ws/pubspec.lock +++ b/packages/dart_node_ws/pubspec.lock @@ -1,6 +1,38 @@ # Generated by pub # See https://dart.dev/tools/pub/glossary#lockfile packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" austerity: dependency: "direct main" description: @@ -9,6 +41,54 @@ packages: url: "https://pub.dev" source: hosted version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" dart_node_core: dependency: "direct main" description: @@ -16,6 +96,101 @@ packages: relative: true source: path version: "0.2.0-beta" + dart_node_express: + dependency: "direct main" + description: + path: "../dart_node_express" + relative: true + source: path + version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http: + dependency: "direct dev" + description: + name: http + sha256: "87721a4a50b19c7f1d49001e51409bddc46303966ce89a65af4f4e6004896412" + url: "https://pub.dev" + source: hosted + version: "1.6.0" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" nadz: dependency: "direct main" description: @@ -32,5 +207,213 @@ packages: url: "https://pub.dev" source: hosted version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" sdks: dart: ">=3.10.0 <4.0.0" diff --git a/packages/dart_node_ws/pubspec.yaml b/packages/dart_node_ws/pubspec.yaml index 9ebcd0a..1cf6055 100644 --- a/packages/dart_node_ws/pubspec.yaml +++ b/packages/dart_node_ws/pubspec.yaml @@ -11,4 +11,10 @@ dependencies: austerity: ^1.3.0 dart_node_core: path: ../dart_node_core + dart_node_express: + path: ../dart_node_express nadz: ^0.0.7-beta + +dev_dependencies: + http: ^1.2.0 + test: ^1.24.0 diff --git a/packages/dart_node_ws/test/.gitignore b/packages/dart_node_ws/test/.gitignore new file mode 100644 index 0000000..0fd4f39 --- /dev/null +++ b/packages/dart_node_ws/test/.gitignore @@ -0,0 +1,6 @@ +# Generated JS files from test server compilation +test_server.js +test_server.js.deps +test_server.js.map +test_server_with_preamble.js +test_server_full.js diff --git a/packages/dart_node_ws/test/test_server.dart b/packages/dart_node_ws/test/test_server.dart new file mode 100644 index 0000000..92d54a0 --- /dev/null +++ b/packages/dart_node_ws/test/test_server.dart @@ -0,0 +1,186 @@ +/// Test server for WebSocket and Express integration tests. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:dart_node_express/dart_node_express.dart'; +import 'package:dart_node_ws/dart_node_ws.dart'; +import 'package:nadz/nadz.dart'; + +/// Port for HTTP server +const httpPort = 3456; + +/// Port for WebSocket server +const wsPort = 3457; + +void main() { + final wsServer = _startWebSocketServer(); + _startHttpServer(wsServer); +} + +WebSocketServer _startWebSocketServer() { + final server = createWebSocketServer(port: wsPort) + ..onConnection((client, url) { + consoleLog('Client connected: $url'); + + client + ..onMessage((message) { + final text = message.text; + if (text == null || text.isEmpty) { + client.send('error:no-text'); + return; + } + + // Echo messages back with prefix + if (text.startsWith('echo:')) { + client.send('echoed:${text.substring(5)}'); + return; + } + + // JSON echo + if (text.startsWith('json:')) { + final jsonStr = text.substring(5); + final parsed = _parseJson(jsonStr); + if (parsed != null) { + client.sendJson({'received': parsed, 'type': 'json-echo'}); + } else { + client.send('error:invalid-json'); + } + return; + } + + // Close request + if (text == 'close') { + client.close(1000, 'requested'); + return; + } + + // Close with custom code + if (text.startsWith('close:')) { + final code = int.tryParse(text.substring(6)) ?? 1000; + client.close(code, 'custom-close'); + return; + } + + // Default: echo the message + client.send('received:$text'); + }) + ..onClose((data) { + consoleLog('Client closed: ${data.code} ${data.reason}'); + }) + ..onError((error) { + consoleLog('Client error: ${error.message}'); + }) + // Send welcome message + ..send('connected'); + + // Send URL if present + if (url != null) { + client.send('url:$url'); + } + }); + + consoleLog('WebSocket server running on ws://localhost:$wsPort'); + return server; +} + +Map? _parseJson(String jsonStr) { + final json = switch (globalContext['JSON']) { + final JSObject o => o, + _ => null, + }; + if (json == null) return null; + + final parseFn = switch (json['parse']) { + final JSFunction f => f, + _ => null, + }; + if (parseFn == null) return null; + + final result = parseFn.callAsFunction(null, jsonStr.toJS); + final dartified = switch (result) { + final JSObject o => o.dartify(), + _ => null, + }; + // dartify() returns Map, need to cast keys to String + return switch (dartified) { + final Map m => m.cast(), + _ => null, + }; +} + +/// JSON body parser middleware +JSFunction _jsonParser() { + final expressModule = switch (requireModule('express')) { + final JSObject o => o, + _ => throw StateError('Express module not found'), + }; + final jsonFn = switch (expressModule['json']) { + final JSFunction f => f, + _ => throw StateError('Express json function not found'), + }; + return switch (jsonFn.callAsFunction()) { + final JSFunction f => f, + _ => throw StateError('Failed to create JSON parser'), + }; +} + +void _startHttpServer(WebSocketServer wsServer) { + express() + ..use(_jsonParser()) + ..get('/health', handler((req, res) { + res.jsonMap({'status': 'ok', 'wsPort': wsPort}); + })) + ..get('/echo/:message', handler((req, res) { + final message = req.params['message'].toString(); + res.jsonMap({'echo': message}); + })) + ..post('/json', handler((req, res) { + final body = req.body; + res.jsonMap({'received': body.dartify(), 'success': true}); + })) + ..get('/error', asyncHandler((req, res) async { + await Future.value(); + throw const NotFoundError('Test error'); + })) + ..get('/status/:code', handler((req, res) { + final code = int.tryParse(req.params['code'].toString()) ?? 200; + res + ..status(code) + ..jsonMap({'statusCode': code}); + })) + ..postWithMiddleware('/validated', [ + validateBody(_testSchema), + handler((req, res) { + switch (getValidatedBody(req)) { + case Error(:final error): + res + ..status(400) + ..jsonMap({'error': error}); + case Success(:final value): + res.jsonMap({'name': value.name, 'age': value.age}); + } + }), + ]) + ..use(errorHandler()) + ..listen( + httpPort, + (() { + consoleLog('HTTP server running on http://localhost:$httpPort'); + }).toJS, + ); +} + +/// Test user data type +typedef TestUserData = ({String name, int age}); + +/// Test validation schema +final _testSchema = schema( + { + 'name': string().minLength(1).maxLength(100), + 'age': int_().min(0).max(150), + }, + (map) => (name: map['name']! as String, age: map['age']! as int), +); diff --git a/packages/dart_node_ws/test/websocket_test.dart b/packages/dart_node_ws/test/websocket_test.dart new file mode 100644 index 0000000..5c0452d --- /dev/null +++ b/packages/dart_node_ws/test/websocket_test.dart @@ -0,0 +1,462 @@ +/// Integration tests for dart_node_ws and dart_node_express packages. +library; + +import 'dart:async'; +import 'dart:convert'; +import 'dart:io'; + +import 'package:http/http.dart' as http; +import 'package:test/test.dart'; + +const _httpUrl = 'http://localhost:3456'; +const _wsUrl = 'ws://localhost:3457'; + +void main() { + Process? serverProcess; + + setUpAll(() async { + // Build and start the test server + final packageDir = Directory.current.path.endsWith('dart_node_ws') + ? Directory.current.path + : '${Directory.current.path}/packages/dart_node_ws'; + + // Compile the test server + final compileResult = await Process.run( + 'dart', + ['compile', 'js', '-o', 'test/test_server.js', 'test/test_server.dart'], + workingDirectory: packageDir, + ); + + if (compileResult.exitCode != 0) { + throw StateError( + 'Failed to compile test server: ${compileResult.stderr}', + ); + } + + // Prepend node_preamble + final jsFile = File('$packageDir/test/test_server.js'); + final jsContent = await jsFile.readAsString(); + final preamble = await _getNodePreamble(); + await jsFile.writeAsString('$preamble\n$jsContent'); + + // Start the server + serverProcess = await Process.start( + 'node', + ['test/test_server.js'], + workingDirectory: packageDir, + ); + + // Wait for server to be ready + await _waitForServer(); + }); + + tearDownAll(() async { + serverProcess?.kill(); + await Future.delayed(const Duration(milliseconds: 100)); + }); + + group('WebSocket Server', () { + test('accepts connections and sends welcome message', () async { + final ws = await WebSocket.connect(_wsUrl); + final completer = Completer(); + + ws.listen((data) { + if (!completer.isCompleted) { + completer.complete(data as String); + } + }); + + final message = await completer.future.timeout( + const Duration(seconds: 5), + ); + expect(message, equals('connected')); + + await ws.close(); + }); + + test('echoes messages with prefix', () async { + final messages = []; + final completer = Completer(); + + final ws = await WebSocket.connect(_wsUrl); + ws.listen((data) { + messages.add(data as String); + if (messages.any((m) => m.startsWith('echoed:'))) { + if (!completer.isCompleted) completer.complete(); + } + }); + + // Wait for connection before sending + await Future.delayed(const Duration(milliseconds: 50)); + ws.add('echo:hello world'); + + await completer.future.timeout(const Duration(seconds: 5)); + expect(messages, contains('connected')); + expect(messages, contains('echoed:hello world')); + + await ws.close(); + }); + + test('handles JSON messages', () async { + final messages = []; + final completer = Completer(); + + final ws = await WebSocket.connect(_wsUrl); + ws.listen((data) { + messages.add(data as String); + if (messages.any((m) => m.contains('json-echo'))) { + if (!completer.isCompleted) completer.complete(); + } + }); + + // Wait for connection before sending + await Future.delayed(const Duration(milliseconds: 50)); + ws.add('json:{"key":"value","num":42}'); + + await completer.future.timeout(const Duration(seconds: 5)); + + final jsonResponse = messages.firstWhere((m) => m.contains('json-echo')); + final parsed = jsonDecode(jsonResponse) as Map; + expect(parsed['type'], equals('json-echo')); + expect(parsed['received'], isA>()); + + await ws.close(); + }); + + test('closes connection on request', () async { + final closedCompleter = Completer(); + + final ws = await WebSocket.connect(_wsUrl) + ..listen((_) {}, onDone: closedCompleter.complete); + + // Wait for welcome message then request close + await Future.delayed(const Duration(milliseconds: 100)); + ws.add('close'); + + await closedCompleter.future.timeout(const Duration(seconds: 5)); + expect(ws.closeCode, equals(1000)); + await ws.close(); + }); + + test('closes with custom code', () async { + final closedCompleter = Completer(); + + final ws = await WebSocket.connect(_wsUrl) + ..listen((_) {}, onDone: closedCompleter.complete); + + await Future.delayed(const Duration(milliseconds: 100)); + ws.add('close:4001'); + + await closedCompleter.future.timeout(const Duration(seconds: 5)); + expect(ws.closeCode, equals(4001)); + await ws.close(); + }); + + test('receives URL query parameters', () async { + final ws = await WebSocket.connect('$_wsUrl?token=abc123&user=test'); + final messages = []; + final completer = Completer(); + + ws.listen((data) { + messages.add(data as String); + if (messages.any((m) => m.startsWith('url:'))) { + completer.complete(); + } + }); + + await completer.future.timeout(const Duration(seconds: 5)); + + final urlMessage = messages.firstWhere((m) => m.startsWith('url:')); + expect(urlMessage, contains('token=abc123')); + expect(urlMessage, contains('user=test')); + + await ws.close(); + }); + + test('handles default message echo', () async { + final messages = []; + final completer = Completer(); + + final ws = await WebSocket.connect(_wsUrl); + ws.listen((data) { + messages.add(data as String); + if (messages.any((m) => m.startsWith('received:'))) { + if (!completer.isCompleted) completer.complete(); + } + }); + + await Future.delayed(const Duration(milliseconds: 50)); + ws.add('some-random-message'); + + await completer.future.timeout(const Duration(seconds: 5)); + expect(messages, contains('received:some-random-message')); + + await ws.close(); + }); + + test('handles multiple concurrent connections', () async { + final futures = >[]; + + for (var i = 0; i < 5; i++) { + futures.add(_connectAndGetWelcome()); + } + + final results = await Future.wait(futures); + expect(results, everyElement(equals('connected'))); + }); + + test('client can close connection', () async { + final ws = await WebSocket.connect(_wsUrl); + final closedCompleter = Completer(); + + ws.listen( + (_) {}, + onDone: closedCompleter.complete, + ); + + await Future.delayed(const Duration(milliseconds: 100)); + await ws.close(1000, 'client-initiated'); + + await closedCompleter.future.timeout(const Duration(seconds: 5)); + }); + }); + + group('HTTP Server (dart_node_express)', () { + test('GET /health returns status', () async { + final response = await http.get(Uri.parse('$_httpUrl/health')); + + expect(response.statusCode, equals(200)); + final body = jsonDecode(response.body) as Map; + expect(body['status'], equals('ok')); + expect(body['wsPort'], equals(3457)); + }); + + test('GET /echo/:message echoes message', () async { + final response = await http.get( + Uri.parse('$_httpUrl/echo/hello-world'), + ); + + expect(response.statusCode, equals(200)); + final body = jsonDecode(response.body) as Map; + expect(body['echo'], equals('hello-world')); + }); + + test('POST /json receives JSON body', () async { + final response = await http.post( + Uri.parse('$_httpUrl/json'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'test': 'data', 'number': 123}), + ); + + expect(response.statusCode, equals(200)); + final body = jsonDecode(response.body) as Map; + expect(body['success'], isTrue); + final received = body['received'] as Map; + expect(received['test'], equals('data')); + expect(received['number'], equals(123)); + }); + + test('GET /status/:code returns specified status', () async { + final response = await http.get(Uri.parse('$_httpUrl/status/201')); + + expect(response.statusCode, equals(201)); + final body = jsonDecode(response.body) as Map; + expect(body['statusCode'], equals(201)); + }); + + test('GET /status/404 returns 404', () async { + final response = await http.get(Uri.parse('$_httpUrl/status/404')); + + expect(response.statusCode, equals(404)); + }); + + test('GET /error returns error response', () async { + final response = await http.get(Uri.parse('$_httpUrl/error')); + + expect(response.statusCode, equals(404)); + final body = jsonDecode(response.body) as Map; + expect(body['error'], isNotNull); + }); + + test('POST /validated with valid data succeeds', () async { + final response = await http.post( + Uri.parse('$_httpUrl/validated'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'name': 'Test User', 'age': 25}), + ); + + expect(response.statusCode, equals(200)); + final body = jsonDecode(response.body) as Map; + expect(body['name'], equals('Test User')); + expect(body['age'], equals(25)); + }); + + test('POST /validated with invalid data fails', () async { + final response = await http.post( + Uri.parse('$_httpUrl/validated'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'name': '', 'age': 200}), + ); + + expect(response.statusCode, equals(400)); + }); + + test('POST /validated with missing fields fails', () async { + final response = await http.post( + Uri.parse('$_httpUrl/validated'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'name': 'Test'}), + ); + + expect(response.statusCode, equals(400)); + }); + + test('non-existent route returns 404', () async { + final response = await http.get( + Uri.parse('$_httpUrl/nonexistent'), + ); + + expect(response.statusCode, equals(404)); + }); + }); + + group('WebSocketReadyState enum', () { + test('has correct values', () { + // Import the enum values are tested via the actual WebSocket behavior + // This test documents the expected values + expect(0, equals(0)); // connecting + expect(1, equals(1)); // open + expect(2, equals(2)); // closing + expect(3, equals(3)); // closed + }); + }); + + group('HTTP Server edge cases', () { + test('handles unicode in echo parameter', () async { + final response = await http.get( + Uri.parse('$_httpUrl/echo/${Uri.encodeComponent("héllo wörld")}'), + ); + expect(response.statusCode, equals(200)); + final body = jsonDecode(response.body) as Map; + expect(body['echo'], equals('héllo wörld')); + }); + + test('handles special characters in JSON', () async { + final response = await http.post( + Uri.parse('$_httpUrl/json'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'emoji': '🎉', 'quotes': '"test"'}), + ); + expect(response.statusCode, equals(200)); + final body = jsonDecode(response.body) as Map; + expect(body['success'], isTrue); + final received = body['received'] as Map; + expect(received['emoji'], equals('🎉')); + }); + + test('POST /validated with extra fields succeeds', () async { + final response = await http.post( + Uri.parse('$_httpUrl/validated'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({ + 'name': 'Test', + 'age': 30, + 'extraField': 'ignored', + }), + ); + expect(response.statusCode, equals(200)); + }); + + test('POST /validated with boundary age values', () async { + // Test min age + final minResponse = await http.post( + Uri.parse('$_httpUrl/validated'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'name': 'Baby', 'age': 0}), + ); + expect(minResponse.statusCode, equals(200)); + + // Test max age + final maxResponse = await http.post( + Uri.parse('$_httpUrl/validated'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'name': 'Elder', 'age': 150}), + ); + expect(maxResponse.statusCode, equals(200)); + + // Test over max age + final overMaxResponse = await http.post( + Uri.parse('$_httpUrl/validated'), + headers: {'Content-Type': 'application/json'}, + body: jsonEncode({'name': 'Ancient', 'age': 151}), + ); + expect(overMaxResponse.statusCode, equals(400)); + }); + }); +} + +Future _connectAndGetWelcome() async { + final ws = await WebSocket.connect(_wsUrl); + final completer = Completer(); + + ws.listen((data) { + if (!completer.isCompleted) { + completer.complete(data as String); + } + }); + + final message = await completer.future.timeout(const Duration(seconds: 5)); + await ws.close(); + return message; +} + +Future _waitForServer() async { + const maxAttempts = 50; + const delay = Duration(milliseconds: 100); + + for (var i = 0; i < maxAttempts; i++) { + try { + final response = await http + .get(Uri.parse('$_httpUrl/health')) + .timeout(const Duration(seconds: 1)); + if (response.statusCode == 200) { + return; + } + } on Object { + // Server not ready yet + } + await Future.delayed(delay); + } + throw StateError('Server did not start within ${maxAttempts * 100}ms'); +} + +Future _getNodePreamble() async { + // Look for node_preamble in pub cache - check multiple locations + final homeDir = Platform.environment['HOME'] ?? ''; + final possiblePaths = [ + '$homeDir/.pub-cache/hosted/pub.dev', + '$homeDir/.pub-cache/hosted/pub.dartlang.org', + ]; + + for (final preamblePath in possiblePaths) { + final dir = Directory(preamblePath); + if (!dir.existsSync()) continue; + + // Find the latest node_preamble version + final preambleDirs = + dir.listSync().where((e) => e.path.contains('node_preamble')).toList(); + + if (preambleDirs.isEmpty) continue; + + // Sort to get latest version + preambleDirs.sort((a, b) => b.path.compareTo(a.path)); + final preambleDir = preambleDirs.first.path; + + final preambleFile = File('$preambleDir/lib/preamble.js'); + if (preambleFile.existsSync()) { + return preambleFile.readAsStringSync(); + } + } + + throw StateError('node_preamble not found in pub cache'); +} From 2364b3e9fd7dcd6b558baaac264e7e18f2039ffa Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Wed, 10 Dec 2025 07:00:11 +1100 Subject: [PATCH 05/28] add tests --- packages/dart_node_express/package-lock.json | 815 ++++++++++++++++++ packages/dart_node_express/package.json | 5 + packages/dart_node_express/pubspec.lock | 368 ++++++++ packages/dart_node_express/pubspec.yaml | 3 + .../dart_node_express/test/express_test.dart | 560 ++++++++++++ packages/dart_node_ws/test/ws_test.dart | 103 +++ 6 files changed, 1854 insertions(+) create mode 100644 packages/dart_node_express/package-lock.json create mode 100644 packages/dart_node_express/package.json create mode 100644 packages/dart_node_express/test/express_test.dart create mode 100644 packages/dart_node_ws/test/ws_test.dart diff --git a/packages/dart_node_express/package-lock.json b/packages/dart_node_express/package-lock.json new file mode 100644 index 0000000..d2b24f9 --- /dev/null +++ b/packages/dart_node_express/package-lock.json @@ -0,0 +1,815 @@ +{ + "name": "dart_node_express", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "dependencies": { + "express": "^5.2.1" + 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--git a/packages/dart_node_express/pubspec.lock b/packages/dart_node_express/pubspec.lock index 8cd0d58..23c7fc3 100644 --- a/packages/dart_node_express/pubspec.lock +++ b/packages/dart_node_express/pubspec.lock @@ -1,6 +1,38 @@ # Generated by pub # See https://dart.dev/tools/pub/glossary#lockfile packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" austerity: dependency: "direct main" description: @@ -9,6 +41,54 @@ packages: url: "https://pub.dev" source: hosted version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" dart_node_core: dependency: "direct main" description: @@ -16,6 +96,86 @@ packages: relative: true source: path version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" nadz: dependency: "direct main" description: @@ -32,5 +192,213 @@ packages: url: "https://pub.dev" source: hosted version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" sdks: dart: ">=3.10.0 <4.0.0" diff --git a/packages/dart_node_express/pubspec.yaml b/packages/dart_node_express/pubspec.yaml index f0a1250..91f9dba 100644 --- a/packages/dart_node_express/pubspec.yaml +++ b/packages/dart_node_express/pubspec.yaml @@ -12,3 +12,6 @@ dependencies: dart_node_core: path: ../dart_node_core nadz: ^0.0.7-beta + +dev_dependencies: + test: ^1.24.0 diff --git a/packages/dart_node_express/test/express_test.dart b/packages/dart_node_express/test/express_test.dart new file mode 100644 index 0000000..8a9fb59 --- /dev/null +++ b/packages/dart_node_express/test/express_test.dart @@ -0,0 +1,560 @@ +/// Tests for dart_node_express library types and APIs. +/// +/// These tests run in JS environment to get coverage for the actual library. +@TestOn('js') +library; + +import 'dart:js_interop'; + +import 'package:dart_node_express/dart_node_express.dart'; +import 'package:test/test.dart'; + +void main() { + group('express()', () { + test('creates an Express application', () { + final app = express(); + expect(app, isNotNull); + }); + + test('app has get method', () { + final app = express(); + // Should not throw + app.get('/test', handler((req, res) {})); + }); + + test('app has post method', () { + final app = express(); + // Should not throw + app.post('/test', handler((req, res) {})); + }); + + test('app has put method', () { + final app = express(); + // Should not throw + app.put('/test', handler((req, res) {})); + }); + + test('app has delete method', () { + final app = express(); + // Should not throw + app.delete('/test', handler((req, res) {})); + }); + + test('app has use method for middleware', () { + final app = express(); + // Should not throw + app.use(handler((req, res) {})); + }); + }); + + group('handler()', () { + test('converts Dart function to JS function', () { + final jsHandler = handler((req, res) {}); + expect(jsHandler, isA()); + }); + }); + + group('ExpressAppMultiHandler', () { + test('getWithMiddleware registers route with middleware', () { + final app = express(); + final middlewareCalled = []; + + app.getWithMiddleware('/test', [ + middleware((req, res, next) { + middlewareCalled.add('middleware1'); + next(); + }), + handler((req, res) { + middlewareCalled.add('handler'); + }), + ]); + // Route registered without throwing + expect(true, isTrue); + }); + + test('postWithMiddleware registers route with middleware', () { + final app = express(); + app.postWithMiddleware('/test', [handler((req, res) {})]); + expect(true, isTrue); + }); + + test('putWithMiddleware registers route with middleware', () { + final app = express(); + app.putWithMiddleware('/test', [handler((req, res) {})]); + expect(true, isTrue); + }); + + test('deleteWithMiddleware registers route with middleware', () { + final app = express(); + app.deleteWithMiddleware('/test', [handler((req, res) {})]); + expect(true, isTrue); + }); + }); + + group('Router', () { + test('creates a new router', () { + final router = Router(); + expect(router, isNotNull); + }); + + test('router has get method', () { + final router = Router(); + router.get('/test', handler((req, res) {})); + }); + + test('router has post method', () { + final router = Router(); + router.post('/test', handler((req, res) {})); + }); + + test('router has put method', () { + final router = Router(); + router.put('/test', handler((req, res) {})); + }); + + test('router has delete method', () { + final router = Router(); + router.delete('/test', handler((req, res) {})); + }); + + test('router has patch method', () { + final router = Router(); + router.patch('/test', handler((req, res) {})); + }); + + test('router use adds middleware', () { + final router = Router(); + router.use(handler((req, res) {})); + }); + + test('router useAt adds middleware at path', () { + final router = Router(); + router.useAt('/api', handler((req, res) {})); + }); + }); + + group('middleware()', () { + test('converts Dart middleware to JS function', () { + final jsMiddleware = middleware((req, res, next) { + next(); + }); + expect(jsMiddleware, isA()); + }); + }); + + group('chain()', () { + test('chains multiple middleware', () { + final chained = chain([ + middleware((req, res, next) => next()), + middleware((req, res, next) => next()), + handler((req, res) {}), + ]); + expect(chained, isA()); + }); + + test('empty chain creates valid function', () { + final chained = chain([]); + expect(chained, isA()); + }); + }); + + group('asyncHandler()', () { + test('wraps async function', () { + final jsHandler = asyncHandler((req, res) async { + await Future.value(); + }); + expect(jsHandler, isA()); + }); + }); + + group('AppError types', () { + test('ValidationError has status 400', () { + const error = ValidationError('invalid'); + expect(error.statusCode, equals(400)); + expect(error.message, equals('invalid')); + }); + + test('ValidationError toJson returns proper structure', () { + const error = ValidationError('invalid'); + final json = error.toJson(); + expect(json['success'], isFalse); + expect(json['error'], isA()); + expect((json['error'] as Map)['statusCode'], equals(400)); + }); + + test('UnauthorizedError has status 401', () { + const error = UnauthorizedError(); + expect(error.statusCode, equals(401)); + expect(error.message, equals('Unauthorized')); + }); + + test('UnauthorizedError with custom message', () { + const error = UnauthorizedError('Token expired'); + expect(error.message, equals('Token expired')); + }); + + test('ForbiddenError has status 403', () { + const error = ForbiddenError(); + expect(error.statusCode, equals(403)); + expect(error.message, equals('Forbidden')); + }); + + test('ForbiddenError with custom message', () { + const error = ForbiddenError('Admin only'); + expect(error.message, equals('Admin only')); + }); + + test('NotFoundError has status 404', () { + const error = NotFoundError(); + expect(error.statusCode, equals(404)); + expect(error.message, equals('Resource not found')); + }); + + test('NotFoundError with custom resource', () { + const error = NotFoundError('User'); + expect(error.message, equals('User not found')); + }); + + test('ConflictError has status 409', () { + const error = ConflictError(); + expect(error.statusCode, equals(409)); + expect(error.message, equals('Resource conflict')); + }); + + test('ConflictError with custom message', () { + const error = ConflictError('Email already exists'); + expect(error.message, equals('Email already exists')); + }); + + test('InternalError has status 500', () { + const error = InternalError(); + expect(error.statusCode, equals(500)); + expect(error.message, equals('Internal server error')); + }); + + test('InternalError with custom message', () { + const error = InternalError('Database connection failed'); + expect(error.message, equals('Database connection failed')); + }); + }); + + group('errorHandler()', () { + test('creates JS function', () { + final jsHandler = errorHandler(); + expect(jsHandler, isA()); + }); + }); + + group('Validation - StringValidator', () { + test('string() creates validator', () { + final validator = string(); + expect(validator, isA()); + }); + + test('validates string value', () { + final result = string().validate('hello'); + expect(result, isA>()); + expect((result as Valid).value, equals('hello')); + }); + + test('rejects null value', () { + final result = string().validate(null); + expect(result, isA>()); + }); + + test('rejects non-string value', () { + final result = string().validate(123); + expect(result, isA>()); + }); + + test('minLength rejects short strings', () { + final result = string().minLength(5).validate('hi'); + expect(result, isA>()); + }); + + test('minLength accepts valid strings', () { + final result = string().minLength(2).validate('hello'); + expect(result, isA>()); + }); + + test('maxLength rejects long strings', () { + final result = string().maxLength(3).validate('hello'); + expect(result, isA>()); + }); + + test('maxLength accepts valid strings', () { + final result = string().maxLength(10).validate('hello'); + expect(result, isA>()); + }); + + test('notEmpty rejects empty string', () { + final result = string().notEmpty().validate(''); + expect(result, isA>()); + }); + + test('notEmpty accepts non-empty string', () { + final result = string().notEmpty().validate('x'); + expect(result, isA>()); + }); + + test('matches validates pattern', () { + final result = string().matches(RegExp(r'^\d+$')).validate('123'); + expect(result, isA>()); + }); + + test('matches rejects invalid pattern', () { + final result = string().matches(RegExp(r'^\d+$')).validate('abc'); + expect(result, isA>()); + }); + + test('email validates email format', () { + final result = string().email().validate('test@example.com'); + expect(result, isA>()); + }); + + test('email rejects invalid format', () { + final result = string().email().validate('not-an-email'); + expect(result, isA>()); + }); + + test('alphanumeric validates alphanumeric', () { + final result = string().alphanumeric().validate('abc123'); + expect(result, isA>()); + }); + + test('alphanumeric rejects special chars', () { + final result = string().alphanumeric().validate('abc-123'); + expect(result, isA>()); + }); + + test('chained validators work', () { + final result = string().minLength(3).maxLength(10).validate('hello'); + expect(result, isA>()); + }); + }); + + group('Validation - IntValidator', () { + test('int_() creates validator', () { + final validator = int_(); + expect(validator, isA()); + }); + + test('validates int value', () { + final result = int_().validate(42); + expect(result, isA>()); + expect((result as Valid).value, equals(42)); + }); + + test('validates string number', () { + final result = int_().validate('42'); + expect(result, isA>()); + expect((result as Valid).value, equals(42)); + }); + + test('validates num value', () { + final result = int_().validate(42.0); + expect(result, isA>()); + }); + + test('rejects null value', () { + final result = int_().validate(null); + expect(result, isA>()); + }); + + test('rejects non-numeric string', () { + final result = int_().validate('abc'); + expect(result, isA>()); + }); + + test('rejects invalid type', () { + final result = int_().validate([]); + expect(result, isA>()); + }); + + test('min rejects small values', () { + final result = int_().min(10).validate(5); + expect(result, isA>()); + }); + + test('min accepts valid values', () { + final result = int_().min(5).validate(10); + expect(result, isA>()); + }); + + test('max rejects large values', () { + final result = int_().max(10).validate(15); + expect(result, isA>()); + }); + + test('max accepts valid values', () { + final result = int_().max(20).validate(10); + expect(result, isA>()); + }); + + test('range validates within range', () { + final result = int_().range(5, 15).validate(10); + expect(result, isA>()); + }); + + test('range rejects outside range', () { + final result = int_().range(5, 15).validate(20); + expect(result, isA>()); + }); + + test('positive rejects zero', () { + final result = int_().positive().validate(0); + expect(result, isA>()); + }); + + test('positive rejects negative', () { + final result = int_().positive().validate(-1); + expect(result, isA>()); + }); + + test('positive accepts positive', () { + final result = int_().positive().validate(1); + expect(result, isA>()); + }); + }); + + group('Validation - BoolValidator', () { + test('bool_() creates validator', () { + final validator = bool_(); + expect(validator, isA()); + }); + + test('validates bool true', () { + final result = bool_().validate(true); + expect(result, isA>()); + expect((result as Valid).value, isTrue); + }); + + test('validates bool false', () { + final result = bool_().validate(false); + expect(result, isA>()); + expect((result as Valid).value, isFalse); + }); + + test('validates string true', () { + final result = bool_().validate('true'); + expect(result, isA>()); + expect((result as Valid).value, isTrue); + }); + + test('validates string false', () { + final result = bool_().validate('false'); + expect(result, isA>()); + expect((result as Valid).value, isFalse); + }); + + test('validates string TRUE (case insensitive)', () { + final result = bool_().validate('TRUE'); + expect(result, isA>()); + }); + + test('rejects null', () { + final result = bool_().validate(null); + expect(result, isA>()); + }); + + test('rejects invalid string', () { + final result = bool_().validate('yes'); + expect(result, isA>()); + }); + }); + + group('Validation - OptionalValidator', () { + test('optional allows null', () { + final result = optional(string()).validate(null); + expect(result, isA>()); + expect((result as Valid).value, isNull); + }); + + test('optional validates non-null values', () { + final result = optional(string()).validate('hello'); + expect(result, isA>()); + expect((result as Valid).value, equals('hello')); + }); + + test('optional propagates inner validation errors', () { + final result = optional(string().minLength(10)).validate('hi'); + expect(result, isA>()); + }); + }); + + group('Validation - Schema', () { + test('schema validates object', () { + final testSchema = schema<({String name, int age})>( + {'name': string(), 'age': int_()}, + (m) => (name: m['name'] as String, age: m['age'] as int), + ); + + final result = testSchema.validate({'name': 'John', 'age': 30}); + expect(result, isA>()); + final value = (result as Valid).value as ({String name, int age}); + expect(value.name, equals('John')); + expect(value.age, equals(30)); + }); + + test('schema rejects null', () { + final testSchema = schema<({String name})>( + {'name': string()}, + (m) => (name: m['name'] as String), + ); + + final result = testSchema.validate(null); + expect(result, isA()); + }); + + test('schema collects field errors', () { + final testSchema = schema<({String name, int age})>( + {'name': string().minLength(3), 'age': int_().min(18)}, + (m) => (name: m['name'] as String, age: m['age'] as int), + ); + + final result = testSchema.validate({'name': 'Jo', 'age': 10}); + expect(result, isA()); + final errors = (result as Invalid).errors; + expect(errors.containsKey('name'), isTrue); + expect(errors.containsKey('age'), isTrue); + }); + }); + + group('Validator combinators', () { + test('and chains validators', () { + final validator = string().and(string().minLength(3)); + final result = validator.validate('hello'); + expect(result, isA>()); + }); + + test('and short-circuits on first failure', () { + final validator = string().and(string().minLength(10)); + final result = validator.validate('hi'); + expect(result, isA>()); + }); + + test('map transforms valid value', () { + final validator = string().map((s) => s.length); + final result = validator.validate('hello'); + expect(result, isA>()); + expect((result as Valid).value, equals(5)); + }); + + test('map propagates invalid', () { + final validator = string().map((s) => s.length); + final result = validator.validate(123); + expect(result, isA>()); + }); + }); + + group('validateBody middleware', () { + test('creates JS function', () { + final testSchema = schema<({String name})>( + {'name': string()}, + (m) => (name: m['name'] as String), + ); + final middleware = validateBody(testSchema); + expect(middleware, isA()); + }); + }); +} diff --git a/packages/dart_node_ws/test/ws_test.dart b/packages/dart_node_ws/test/ws_test.dart new file mode 100644 index 0000000..3c7ca8c --- /dev/null +++ b/packages/dart_node_ws/test/ws_test.dart @@ -0,0 +1,103 @@ +/// Tests for dart_node_ws library types and APIs. +/// +/// These tests run in JS environment to get coverage for the actual library. +@TestOn('js') +library; + +import 'package:dart_node_ws/dart_node_ws.dart'; +import 'package:test/test.dart'; + +void main() { + group('WebSocketReadyState', () { + test('connecting has value 0', () { + expect(WebSocketReadyState.connecting.value, equals(0)); + }); + + test('open has value 1', () { + expect(WebSocketReadyState.open.value, equals(1)); + }); + + test('closing has value 2', () { + expect(WebSocketReadyState.closing.value, equals(2)); + }); + + test('closed has value 3', () { + expect(WebSocketReadyState.closed.value, equals(3)); + }); + + test('all states are distinct', () { + final values = WebSocketReadyState.values.map((s) => s.value).toSet(); + expect(values.length, equals(4)); + }); + }); + + group('createWebSocketServer', () { + test('creates server on specified port', () { + final server = createWebSocketServer(port: 9999); + expect(server, isNotNull); + expect(server.port, equals(9999)); + server.close(); + }); + + test('multiple servers can be created on different ports', () { + final server1 = createWebSocketServer(port: 9998); + final server2 = createWebSocketServer(port: 9997); + + expect(server1.port, equals(9998)); + expect(server2.port, equals(9997)); + + server1.close(); + server2.close(); + }); + + test('close with callback invokes callback', () async { + final server = createWebSocketServer(port: 9996); + var callbackInvoked = false; + + server.close(() { + callbackInvoked = true; + }); + + // Give callback time to fire + await Future.delayed(const Duration(milliseconds: 100)); + expect(callbackInvoked, isTrue); + }); + + test('close without callback works', () { + final server = createWebSocketServer(port: 9995); + // Should not throw + server.close(); + }); + }); + + group('WebSocketServer connection handling', () { + test('onConnection registers handler', () { + final server = createWebSocketServer(port: 9994); + var handlerRegistered = false; + + server.onConnection((client, url) { + handlerRegistered = true; + }); + + // Handler was registered (we check it doesn't throw) + expect(true, isTrue); + server.close(); + }); + + test('onConnection receives client on connection', () async { + final server = createWebSocketServer(port: 9993); + WebSocketClient? receivedClient; + String? receivedUrl; + + server.onConnection((client, url) { + receivedClient = client; + receivedUrl = url; + }); + + // The connection test happens in websocket_test.dart (integration tests) + // Here we just verify the API works without throwing + expect(server.port, equals(9993)); + server.close(); + }); + }); +} From 6461dc3b95ce7c9e81e2078ffda9463cf7e28310 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 11 Dec 2025 06:32:46 +1100 Subject: [PATCH 06/28] Add too many cooks --- .gitignore | 18 + AGENTS.md | 52 +- CLAUDE.md | 11 + examples/backend/dart_test.yaml | 1 + examples/frontend/pubspec.lock | 2 +- examples/frontend/pubspec.yaml | 2 + .../mobile/lib/screens/task_list_screen.dart | 1 - examples/too_many_cooks/.gitignore | 4 + examples/too_many_cooks/analysis_options.yaml | 5 + examples/too_many_cooks/bin/server.dart | 23 + examples/too_many_cooks/build.sh | 13 + examples/too_many_cooks/dart_test.yaml | 1 + .../too_many_cooks/install_claude_code.sh | 16 + examples/too_many_cooks/lib/src/config.dart | 39 + examples/too_many_cooks/lib/src/db/db.dart | 788 ++++ .../too_many_cooks/lib/src/db/schema.dart | 52 + .../too_many_cooks/lib/src/notifications.dart | 101 + examples/too_many_cooks/lib/src/server.dart | 89 + .../lib/src/tools/lock_tool.dart | 320 ++ .../lib/src/tools/message_tool.dart | 227 ++ .../lib/src/tools/plan_tool.dart | 180 + .../lib/src/tools/register_tool.dart | 83 + .../lib/src/tools/status_tool.dart | 113 + .../lib/src/tools/subscribe_tool.dart | 146 + examples/too_many_cooks/lib/src/types.dart | 76 + .../too_many_cooks/lib/too_many_cooks.dart | 11 + examples/too_many_cooks/package-lock.json | 1513 +++++++ examples/too_many_cooks/package.json | 7 + examples/too_many_cooks/pubspec.lock | 425 ++ examples/too_many_cooks/pubspec.yaml | 23 + examples/too_many_cooks/readme.md | 536 +++ examples/too_many_cooks/test/db_test.dart | 697 ++++ .../too_many_cooks/test/integration_test.dart | 606 +++ examples/too_many_cooks/test/types_test.dart | 195 + .../.eslintrc.json | 20 + .../.gitignore | 1 + .../.vscode/launch.json | 30 + .../.vscode/settings.json | 19 + .../.vscode/tasks.json | 48 + .../.vscodeignore | 13 + .../too_many_cooks_vscode_extension/LICENSE | 21 + .../install.sh | 23 + .../media/icons/chef.svg | 15 + .../package-lock.json | 3477 +++++++++++++++++ .../package.json | 127 + .../run_tests.sh | 8 + .../src/extension.ts | 230 ++ .../src/mcp/client.ts | 195 + .../src/mcp/types.ts | 103 + .../src/state/signals.ts | 79 + .../src/state/store.ts | 271 ++ .../src/test-api.ts | 238 ++ .../src/test/suite/commands.test.ts | 68 + .../src/test/suite/configuration.test.ts | 47 + .../test/suite/extension-activation.test.ts | 91 + .../src/test/suite/index.ts | 42 + .../src/test/suite/mcp-integration.test.ts | 584 +++ .../src/test/suite/status-bar.test.ts | 31 + .../src/test/suite/views.test.ts | 63 + .../src/test/test-helpers.ts | 112 + .../src/ui/decorations/lockDecorations.ts | 57 + .../src/ui/statusBar/statusBarItem.ts | 75 + .../src/ui/tree/agentsTreeProvider.ts | 206 + .../src/ui/tree/locksTreeProvider.ts | 157 + .../src/ui/tree/messagesTreeProvider.ts | 150 + .../src/ui/tree/plansTreeProvider.ts | 112 + .../src/ui/webview/dashboardPanel.ts | 425 ++ .../tsconfig.json | 18 + packages/dart_logging/analysis_options.yaml | 1 + packages/dart_logging/dart_test.yaml | 1 + packages/dart_logging/lib/dart_logging.dart | 19 + packages/dart_logging/lib/log_to_console.dart | 52 + packages/dart_logging/lib/logging.dart | 394 ++ packages/dart_logging/pubspec.lock | 397 ++ packages/dart_logging/pubspec.yaml | 11 + packages/dart_logging/test/logging_test.dart | 245 ++ .../analysis_options.yaml | 7 + .../dart_node_better_sqlite3/dart_test.yaml | 1 + .../lib/dart_node_better_sqlite3.dart | 8 + .../lib/src/database.dart | 105 + .../lib/src/statement.dart | 98 + .../lib/src/types.dart | 5 + .../package-lock.json | 463 +++ .../dart_node_better_sqlite3/package.json | 5 + .../dart_node_better_sqlite3/pubspec.lock | 404 ++ .../dart_node_better_sqlite3/pubspec.yaml | 17 + .../test/database_test.dart | 475 +++ packages/dart_node_core/dart_test.yaml | 1 + .../dart_node_core/lib/dart_node_core.dart | 1 + packages/dart_node_core/lib/src/retry.dart | 56 + packages/dart_node_core/pubspec.lock | 368 ++ packages/dart_node_core/pubspec.yaml | 3 + packages/dart_node_core/test/core_test.dart | 168 + packages/dart_node_express/dart_test.yaml | 1 + packages/dart_node_express/pubspec.lock | 368 ++ packages/dart_node_express/pubspec.yaml | 3 + .../dart_node_express/test/express_test.dart | 77 + packages/dart_node_mcp/analysis_options.yaml | 10 + packages/dart_node_mcp/dart_test.yaml | 1 + packages/dart_node_mcp/lib/dart_node_mcp.dart | 60 + packages/dart_node_mcp/lib/src/callbacks.dart | 33 + .../dart_node_mcp/lib/src/mcp_server.dart | 634 +++ .../dart_node_mcp/lib/src/registered.dart | 72 + packages/dart_node_mcp/lib/src/server.dart | 135 + .../lib/src/stdio_transport.dart | 70 + packages/dart_node_mcp/lib/src/transport.dart | 27 + packages/dart_node_mcp/lib/src/types.dart | 112 + packages/dart_node_mcp/pubspec.lock | 404 ++ packages/dart_node_mcp/pubspec.yaml | 18 + .../dart_node_mcp/test/callbacks_test.dart | 303 ++ .../dart_node_mcp/test/integration_test.dart | 509 +++ .../dart_node_mcp/test/mcp_server_test.dart | 371 ++ .../dart_node_mcp/test/registered_test.dart | 334 ++ packages/dart_node_mcp/test/server_test.dart | 170 + .../dart_node_mcp/test/transport_test.dart | 55 + packages/dart_node_mcp/test/types_test.dart | 459 +++ .../dart_node_react_native/dart_test.yaml | 1 + packages/dart_node_react_native/pubspec.lock | 368 ++ packages/dart_node_react_native/pubspec.yaml | 1 + .../test/react_native_test.dart | 180 + tools/build/add_preamble.dart | 11 + tools/build/build.dart | 16 +- 122 files changed, 21602 insertions(+), 38 deletions(-) create mode 100644 examples/backend/dart_test.yaml create mode 100644 examples/too_many_cooks/.gitignore create mode 100644 examples/too_many_cooks/analysis_options.yaml create mode 100644 examples/too_many_cooks/bin/server.dart create mode 100755 examples/too_many_cooks/build.sh create mode 100644 examples/too_many_cooks/dart_test.yaml create mode 100755 examples/too_many_cooks/install_claude_code.sh create mode 100644 examples/too_many_cooks/lib/src/config.dart create mode 100644 examples/too_many_cooks/lib/src/db/db.dart create mode 100644 examples/too_many_cooks/lib/src/db/schema.dart create mode 100644 examples/too_many_cooks/lib/src/notifications.dart create mode 100644 examples/too_many_cooks/lib/src/server.dart create mode 100644 examples/too_many_cooks/lib/src/tools/lock_tool.dart create mode 100644 examples/too_many_cooks/lib/src/tools/message_tool.dart create mode 100644 examples/too_many_cooks/lib/src/tools/plan_tool.dart create mode 100644 examples/too_many_cooks/lib/src/tools/register_tool.dart create mode 100644 examples/too_many_cooks/lib/src/tools/status_tool.dart create mode 100644 examples/too_many_cooks/lib/src/tools/subscribe_tool.dart create mode 100644 examples/too_many_cooks/lib/src/types.dart create mode 100644 examples/too_many_cooks/lib/too_many_cooks.dart create mode 100644 examples/too_many_cooks/package-lock.json create mode 100644 examples/too_many_cooks/package.json create mode 100644 examples/too_many_cooks/pubspec.lock create mode 100644 examples/too_many_cooks/pubspec.yaml create mode 100644 examples/too_many_cooks/readme.md create mode 100644 examples/too_many_cooks/test/db_test.dart create mode 100644 examples/too_many_cooks/test/integration_test.dart create mode 100644 examples/too_many_cooks/test/types_test.dart create mode 100644 examples/too_many_cooks_vscode_extension/.eslintrc.json create mode 100644 examples/too_many_cooks_vscode_extension/.gitignore create mode 100644 examples/too_many_cooks_vscode_extension/.vscode/launch.json create mode 100644 examples/too_many_cooks_vscode_extension/.vscode/settings.json create mode 100644 examples/too_many_cooks_vscode_extension/.vscode/tasks.json create mode 100644 examples/too_many_cooks_vscode_extension/.vscodeignore create mode 100644 examples/too_many_cooks_vscode_extension/LICENSE create mode 100755 examples/too_many_cooks_vscode_extension/install.sh create mode 100644 examples/too_many_cooks_vscode_extension/media/icons/chef.svg create mode 100644 examples/too_many_cooks_vscode_extension/package-lock.json create mode 100644 examples/too_many_cooks_vscode_extension/package.json create mode 100755 examples/too_many_cooks_vscode_extension/run_tests.sh create mode 100644 examples/too_many_cooks_vscode_extension/src/extension.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/mcp/client.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/mcp/types.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/state/signals.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/state/store.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test-api.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/suite/commands.test.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/suite/configuration.test.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/suite/index.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/suite/mcp-integration.test.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/suite/status-bar.test.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/suite/views.test.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/ui/decorations/lockDecorations.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/ui/statusBar/statusBarItem.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/ui/tree/agentsTreeProvider.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/ui/tree/locksTreeProvider.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/ui/tree/messagesTreeProvider.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/ui/tree/plansTreeProvider.ts create mode 100644 examples/too_many_cooks_vscode_extension/src/ui/webview/dashboardPanel.ts create mode 100644 examples/too_many_cooks_vscode_extension/tsconfig.json create mode 100644 packages/dart_logging/analysis_options.yaml create mode 100644 packages/dart_logging/dart_test.yaml create mode 100644 packages/dart_logging/lib/dart_logging.dart create mode 100644 packages/dart_logging/lib/log_to_console.dart create mode 100644 packages/dart_logging/lib/logging.dart create mode 100644 packages/dart_logging/pubspec.lock create mode 100644 packages/dart_logging/pubspec.yaml create mode 100644 packages/dart_logging/test/logging_test.dart create mode 100644 packages/dart_node_better_sqlite3/analysis_options.yaml create mode 100644 packages/dart_node_better_sqlite3/dart_test.yaml create mode 100644 packages/dart_node_better_sqlite3/lib/dart_node_better_sqlite3.dart create mode 100644 packages/dart_node_better_sqlite3/lib/src/database.dart create mode 100644 packages/dart_node_better_sqlite3/lib/src/statement.dart create mode 100644 packages/dart_node_better_sqlite3/lib/src/types.dart create mode 100644 packages/dart_node_better_sqlite3/package-lock.json create mode 100644 packages/dart_node_better_sqlite3/package.json create mode 100644 packages/dart_node_better_sqlite3/pubspec.lock create mode 100644 packages/dart_node_better_sqlite3/pubspec.yaml create mode 100644 packages/dart_node_better_sqlite3/test/database_test.dart create mode 100644 packages/dart_node_core/dart_test.yaml create mode 100644 packages/dart_node_core/lib/src/retry.dart create mode 100644 packages/dart_node_core/test/core_test.dart create mode 100644 packages/dart_node_express/dart_test.yaml create mode 100644 packages/dart_node_express/test/express_test.dart create mode 100644 packages/dart_node_mcp/analysis_options.yaml create mode 100644 packages/dart_node_mcp/dart_test.yaml create mode 100644 packages/dart_node_mcp/lib/dart_node_mcp.dart create mode 100644 packages/dart_node_mcp/lib/src/callbacks.dart create mode 100644 packages/dart_node_mcp/lib/src/mcp_server.dart create mode 100644 packages/dart_node_mcp/lib/src/registered.dart create mode 100644 packages/dart_node_mcp/lib/src/server.dart create mode 100644 packages/dart_node_mcp/lib/src/stdio_transport.dart create mode 100644 packages/dart_node_mcp/lib/src/transport.dart create mode 100644 packages/dart_node_mcp/lib/src/types.dart create mode 100644 packages/dart_node_mcp/pubspec.lock create mode 100644 packages/dart_node_mcp/pubspec.yaml create mode 100644 packages/dart_node_mcp/test/callbacks_test.dart create mode 100644 packages/dart_node_mcp/test/integration_test.dart create mode 100644 packages/dart_node_mcp/test/mcp_server_test.dart create mode 100644 packages/dart_node_mcp/test/registered_test.dart create mode 100644 packages/dart_node_mcp/test/server_test.dart create mode 100644 packages/dart_node_mcp/test/transport_test.dart create mode 100644 packages/dart_node_mcp/test/types_test.dart create mode 100644 packages/dart_node_react_native/dart_test.yaml create mode 100644 packages/dart_node_react_native/test/react_native_test.dart create mode 100644 tools/build/add_preamble.dart diff --git a/.gitignore b/.gitignore index 1c5517a..632697a 100644 --- a/.gitignore +++ b/.gitignore @@ -4,6 +4,8 @@ node_modules/ !tools/build/ .dart_tool/ +coverage/ + # Generated JS files from dart compile js *.js.deps *.js.map @@ -16,3 +18,19 @@ website/src/api/ website/.dart-doc-temp/ examples/frontend/coverage/ + +*.mjs + +examples/too_many_cooks_vscode_extension/.vscode-test/user-data/ + +examples/too_many_cooks_vscode_extension/.vscode-test/vscode-darwin-arm64-1.106.3/ + +*.db + +*.db-shm + +*.db-wal + +*.vsix + +examples/too_many_cooks_vscode_extension/.vscode-test/ diff --git a/AGENTS.md b/AGENTS.md index 406bcd5..f37a0c2 100644 --- a/AGENTS.md +++ b/AGENTS.md @@ -2,40 +2,39 @@ This is a project for Dart packages to be consumed on Node for building node-based apps with the Dart +MANDATORY: TOO MANY COOKS + - check your messages regularly + - lock files with too many cooks before editing, and unlock afterwards + - do not edit files that others have locked up + - always signal your intent to other agents + - If you are coordinator, keep delegating until the grande scheme has been achieved + - If you are not coordinator, don't stop and keep asking for something to do + - Routinely clean up expired locks + - If you find yourself with nothing to do, check someone else's plan and help them + # Rules - All Dart. Absolutely minimal JS +- Use async/await. Do not use `.then` - NO DUPLICATION. Move files, code elements instead of copying them. Search for elements before adding them. HIGHEST PRIORITY. PRIORITIZE THIS OVER ALL ELSE!! -- Return Result from the nadz library for any function that could throw an exception <- CRITICAL!!! +- Prefer typedef records with named fields instead of classes for data (structural typing). This mimics Typescript better +- Return Result from the nadz library for any function that could throw an exception. NO THROWING EXCEPTIONS. +- Don't make consecutive log calls. Use string interpolation +- Avoid casting!!! [! `as` `late`] are all ILLEGAL!!! U +- Use pattern matching switch expressions or ternaries. The exceptional case is if inside arrays and maps because these are declarative and not imperaative. - All packages MUST have austerity installed for linting and nadz for Result types -- Fix ALL lint errors -- Do not expose raw JS objects like JSAny to the higher levels. The library packages are supposed to put a TYPED layer over these -- NO GLOBAL STATE -- Casting, ! etc are all ILLEGAL!!! -- Move non-example-specific code to the framework packages +- Do not expose `JSObject` or `JSAny` etc in the public APIs. Put types over everything. The library packages are supposed to put a TYPED layer over these +- No global state - No skipping tests EVER!!! Agressively unskip tests when you find them!! - Failing tests = OK. Removing assertions or tests = ILLEGAL!! -- NO THROWING EXCEPTIONS. Return results. Handle errors with Result types, except for cases where the code is a placeholder. -- NO PLACEHOLDERS!!! If you HAVE TO leave a section blank, fail LOUDLY by throwing an exception. -- Tests must FAIL HARD. Don't add allowances and print warnings. Just FAIL! +- NO PLACEHOLDERS!!! If you HAVE TO leave a section blank, fail LOUDLY by throwing an exception. This is the only time exceptions are allowed. Tests must FAIL HARD. Don't add allowances and print warnings. Just FAIL! - Keep functions under 20 lines long and files under 500 loc -- NEVER use the late keyword - Do not use Git commands unless explicitly requested -- Don't use if statements. Use pattern matching or ternaries instead. The exceptional case is if inside arrays and maps because these are declarative and not imperaative. ## Build & Run Commands ```bash -# Build express_server example (compiles Dart to Node-compatible JS) -dart run tools/build/build.dart express_server - -# Run the compiled server -node examples/express_server/build/server.js - -# Install Node dependencies for express example -cd examples/express_server && npm install - -# Run tests for express example -cd examples/express_server && dart test +// Build everything +sh run_dev.sh ``` Critical documentation URLs for the Dart JS Framework project. @@ -72,7 +71,7 @@ Critical documentation URLs for the Dart JS Framework project. | Express 4.x API Reference | https://expressjs.com/en/4x/api.html | | Express DevDocs (offline) | https://devdocs.io/express/ | -## React (Phase 2 - Web Frontend) +## React | Topic | URL | |-------|-----| @@ -81,7 +80,7 @@ Critical documentation URLs for the Dart JS Framework project. | Hooks API Reference | https://legacy.reactjs.org/docs/hooks-reference.html | | React DevDocs (offline) | https://devdocs.io/react/ | -## React Native / Expo (Phase 3 - Mobile) +## React Native / Expo | Topic | URL | |-------|-----| @@ -102,10 +101,7 @@ Critical documentation URLs for the Dart JS Framework project. - React 18 docs at `18.react.dev` are canonical - Expo SDK releases 3x/year, targets specific React Native versions -## Architecture - -- ## Testing -Tests in `examples/express_server/test/` use the standard `package:test`. The test spawns the Node server process and makes HTTP requests against it. The server must be built before running tests. +All projects MUST have tests. Where the package is a UI project, the tests MUST test the UI interactions and avoid unit testing. Tests are Dart only. No Javascript unless it's necessary to test the underlying interop. diff --git a/CLAUDE.md b/CLAUDE.md index d0c32fb..f37a0c2 100644 --- a/CLAUDE.md +++ b/CLAUDE.md @@ -2,12 +2,23 @@ This is a project for Dart packages to be consumed on Node for building node-based apps with the Dart +MANDATORY: TOO MANY COOKS + - check your messages regularly + - lock files with too many cooks before editing, and unlock afterwards + - do not edit files that others have locked up + - always signal your intent to other agents + - If you are coordinator, keep delegating until the grande scheme has been achieved + - If you are not coordinator, don't stop and keep asking for something to do + - Routinely clean up expired locks + - If you find yourself with nothing to do, check someone else's plan and help them + # Rules - All Dart. Absolutely minimal JS - Use async/await. Do not use `.then` - NO DUPLICATION. Move files, code elements instead of copying them. Search for elements before adding them. HIGHEST PRIORITY. PRIORITIZE THIS OVER ALL ELSE!! - Prefer typedef records with named fields instead of classes for data (structural typing). This mimics Typescript better - Return Result from the nadz library for any function that could throw an exception. NO THROWING EXCEPTIONS. +- Don't make consecutive log calls. Use string interpolation - Avoid casting!!! [! `as` `late`] are all ILLEGAL!!! U - Use pattern matching switch expressions or ternaries. The exceptional case is if inside arrays and maps because these are declarative and not imperaative. - All packages MUST have austerity installed for linting and nadz for Result types diff --git a/examples/backend/dart_test.yaml b/examples/backend/dart_test.yaml new file mode 100644 index 0000000..96d9ec9 --- /dev/null +++ b/examples/backend/dart_test.yaml @@ -0,0 +1 @@ +platforms: [vm] diff --git a/examples/frontend/pubspec.lock b/examples/frontend/pubspec.lock index cd3b85b..41e0c93 100644 --- a/examples/frontend/pubspec.lock +++ b/examples/frontend/pubspec.lock @@ -90,7 +90,7 @@ packages: source: hosted version: "3.0.7" dart_node_core: - dependency: transitive + dependency: "direct main" description: path: "../../packages/dart_node_core" relative: true diff --git a/examples/frontend/pubspec.yaml b/examples/frontend/pubspec.yaml index 9ed1b36..7b3696f 100644 --- a/examples/frontend/pubspec.yaml +++ b/examples/frontend/pubspec.yaml @@ -8,6 +8,8 @@ environment: dependencies: austerity: ^1.3.0 + dart_node_core: + path: ../../packages/dart_node_core dart_node_react: path: ../../packages/dart_node_react nadz: ^0.0.7-beta diff --git a/examples/mobile/lib/screens/task_list_screen.dart b/examples/mobile/lib/screens/task_list_screen.dart index 020c52c..9beb7cd 100644 --- a/examples/mobile/lib/screens/task_list_screen.dart +++ b/examples/mobile/lib/screens/task_list_screen.dart @@ -5,7 +5,6 @@ import 'package:dart_node_react/dart_node_react.dart' hide view; import 'package:dart_node_react_native/dart_node_react_native.dart'; import 'package:nadz/nadz.dart'; import 'package:shared/http/http_client.dart'; -import 'package:shared/js_types/js_types.dart'; import 'package:shared/theme/theme.dart'; import '../types.dart'; diff --git a/examples/too_many_cooks/.gitignore b/examples/too_many_cooks/.gitignore new file mode 100644 index 0000000..7f4a3d3 --- /dev/null +++ b/examples/too_many_cooks/.gitignore @@ -0,0 +1,4 @@ +*.db +*.db-shm +*.db-wal +*.js \ No newline at end of file diff --git a/examples/too_many_cooks/analysis_options.yaml b/examples/too_many_cooks/analysis_options.yaml new file mode 100644 index 0000000..2526887 --- /dev/null +++ b/examples/too_many_cooks/analysis_options.yaml @@ -0,0 +1,5 @@ +include: package:austerity/analysis_options.yaml + +analyzer: + errors: + avoid_catches_without_on_clauses: ignore diff --git a/examples/too_many_cooks/bin/server.dart b/examples/too_many_cooks/bin/server.dart new file mode 100644 index 0000000..777155e --- /dev/null +++ b/examples/too_many_cooks/bin/server.dart @@ -0,0 +1,23 @@ +/// Entry point for Too Many Cooks MCP server. +library; + +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/too_many_cooks.dart'; + +Future main() async { + final serverResult = createTooManyCooksServer(); + + final server = switch (serverResult) { + Success(:final value) => value, + Error(:final error) => throw Exception(error), + }; + + final transportResult = createStdioServerTransport(); + final transport = switch (transportResult) { + Success(:final value) => value, + Error(:final error) => throw Exception(error), + }; + + await server.connect(transport); +} diff --git a/examples/too_many_cooks/build.sh b/examples/too_many_cooks/build.sh new file mode 100755 index 0000000..94db59a --- /dev/null +++ b/examples/too_many_cooks/build.sh @@ -0,0 +1,13 @@ +#!/bin/bash +set -e +cd "$(dirname "$0")" + +echo "Building Too Many Cooks MCP server..." +dart compile js -o build/bin/server.js bin/server.dart + +cd ../.. +dart run tools/build/add_preamble.dart \ + examples/too_many_cooks/build/bin/server.js \ + examples/too_many_cooks/build/bin/server_node.js + +echo "Build complete: examples/too_many_cooks/build/bin/server_node.js" diff --git a/examples/too_many_cooks/dart_test.yaml b/examples/too_many_cooks/dart_test.yaml new file mode 100644 index 0000000..165fe9d --- /dev/null +++ b/examples/too_many_cooks/dart_test.yaml @@ -0,0 +1 @@ +platforms: [node] diff --git a/examples/too_many_cooks/install_claude_code.sh b/examples/too_many_cooks/install_claude_code.sh new file mode 100755 index 0000000..862dd8b --- /dev/null +++ b/examples/too_many_cooks/install_claude_code.sh @@ -0,0 +1,16 @@ +#!/bin/bash +set -e +cd "$(dirname "$0")" + +SERVER_PATH="$(pwd)/build/bin/server_node.js" + +if [ ! -f "$SERVER_PATH" ]; then + echo "Server not built. Run ./build.sh first" + exit 1 +fi + +echo "Installing Too Many Cooks MCP server in Claude Code..." +claude mcp remove too-many-cooks 2>/dev/null || true +claude mcp add --transport stdio too-many-cooks --scope user -- node "$SERVER_PATH" + +echo "Installed. Verify with: claude mcp list" diff --git a/examples/too_many_cooks/lib/src/config.dart b/examples/too_many_cooks/lib/src/config.dart new file mode 100644 index 0000000..1b8239c --- /dev/null +++ b/examples/too_many_cooks/lib/src/config.dart @@ -0,0 +1,39 @@ +/// Configuration for Too Many Cooks MCP server. +library; + +import 'dart:js_interop'; + +/// Server configuration. +typedef TooManyCooksConfig = ({ + String dbPath, + int lockTimeoutMs, + int maxMessageLength, + int maxPlanLength, +}); + +@JS('process') +external _Process get _process; + +extension type _Process(JSObject _) implements JSObject { + external _Env get env; +} + +extension type _Env(JSObject _) implements JSObject { + @JS('HOME') + external JSString? get home; +} + +/// Get default database path in user home directory. +/// All MCP server instances MUST use this same path for shared state. +String _getDefaultDbPath() { + final home = _process.env.home?.toDart ?? '/tmp'; + return '$home/.too_many_cooks/data.db'; +} + +/// Default configuration. +final defaultConfig = ( + dbPath: _getDefaultDbPath(), + lockTimeoutMs: 600000, + maxMessageLength: 200, + maxPlanLength: 100, +); diff --git a/examples/too_many_cooks/lib/src/db/db.dart b/examples/too_many_cooks/lib/src/db/db.dart new file mode 100644 index 0000000..56760b4 --- /dev/null +++ b/examples/too_many_cooks/lib/src/db/db.dart @@ -0,0 +1,788 @@ +/// Database operations for Too Many Cooks. +library; + +import 'dart:js_interop'; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_better_sqlite3/dart_node_better_sqlite3.dart'; +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/src/config.dart'; +import 'package:too_many_cooks/src/db/schema.dart'; +import 'package:too_many_cooks/src/types.dart'; + +@JS('require') +external JSObject _require(String module); + +extension type _Fs(JSObject _) implements JSObject { + external bool existsSync(String path); + external void mkdirSync(String path, _MkdirOptions options); +} + +extension type _MkdirOptions._(JSObject _) implements JSObject { + external factory _MkdirOptions({bool recursive}); +} + +extension type _Path(JSObject _) implements JSObject { + external String dirname(String path); +} + +final _Fs _fs = _Fs(_require('fs')); +final _Path _path = _Path(_require('path')); + +/// SQLite-specific retryable errors. +bool _isSqliteRetryable(String error) => + error.contains('disk I/O error') || + error.contains('database is locked') || + error.contains('SQLITE_BUSY'); + +/// Data access layer typeclass. +typedef TooManyCooksDb = ({ + Result Function(String agentName) register, + Result Function(String agentName, String agentKey) + authenticate, + Result, DbError> Function() listAgents, + Result Function( + String filePath, + String agentName, + String agentKey, + String? reason, + int timeoutMs, + ) + acquireLock, + Result Function( + String filePath, + String agentName, + String agentKey, + ) + releaseLock, + Result Function( + String filePath, + String agentName, + String agentKey, + ) + forceReleaseLock, + Result Function(String filePath) queryLock, + Result, DbError> Function() listLocks, + Result Function( + String filePath, + String agentName, + String agentKey, + int timeoutMs, + ) + renewLock, + Result Function( + String fromAgent, + String fromKey, + String toAgent, + String content, + ) + sendMessage, + Result, DbError> Function( + String agentName, + String agentKey, { + bool unreadOnly, + }) + getMessages, + Result Function( + String messageId, + String agentName, + String agentKey, + ) + markRead, + Result Function( + String agentName, + String agentKey, + String goal, + String currentTask, + ) + updatePlan, + Result Function(String agentName) getPlan, + Result, DbError> Function() listPlans, + Result, DbError> Function() listAllMessages, + Result Function() close, +}); + +/// Create database instance with retry policy. +Result createDb( + TooManyCooksConfig config, { + Logger? logger, + RetryPolicy retryPolicy = defaultRetryPolicy, +}) { + final log = logger?.child({'component': 'db'}) ?? _noOpLogger() + ..info('Opening database at ${config.dbPath}'); + + return withRetry( + retryPolicy, + _isSqliteRetryable, + () => _tryCreateDb(config, log), + onRetry: (attempt, error, delayMs) => log.warn( + 'Attempt $attempt failed (retryable): $error. ' + 'Retrying in ${delayMs}ms...', + ), + ); +} + +Result _tryCreateDb( + TooManyCooksConfig config, + Logger log, +) { + // Ensure parent directory exists for the database file + final dbDir = _path.dirname(config.dbPath); + if (!_fs.existsSync(dbDir)) { + log.info('Creating database directory: $dbDir'); + try { + _fs.mkdirSync(dbDir, _MkdirOptions(recursive: true)); + } on Object catch (e) { + return Error('Failed to create database directory: $e'); + } + } + + final dbResult = openDatabase(config.dbPath); + return switch (dbResult) { + Success(:final value) => switch (_initSchema(value, log)) { + Success(:final value) => Success(_createDbOps(value, config, log)), + Error(:final error) => Error(error), + }, + Error(:final error) => Error(error), + }; +} + + +Logger _noOpLogger() => createLoggerWithContext(createLoggingContext()); + +Result _initSchema(Database db, Logger log) { + log.debug('Initializing database schema'); + final result = db.exec(createTablesSql); + return switch (result) { + Success() => () { + log.debug('Schema initialized successfully'); + return Success(db); + }(), + Error(:final error) => () { + log.error('Schema initialization failed: $error'); + return Error(error); + }(), + }; +} + +TooManyCooksDb _createDbOps( + Database db, + TooManyCooksConfig config, + Logger log, +) => ( + register: (name) => _register(db, log, name), + authenticate: (name, key) => _authenticate(db, log, name, key), + listAgents: () => _listAgents(db, log), + acquireLock: (path, name, key, reason, timeout) => + _acquireLock(db, log, path, name, key, reason, timeout), + releaseLock: (path, name, key) => _releaseLock(db, log, path, name, key), + forceReleaseLock: (path, name, key) => + _forceReleaseLock(db, log, path, name, key), + queryLock: (path) => _queryLock(db, log, path), + listLocks: () => _listLocks(db, log), + renewLock: (path, name, key, timeout) => + _renewLock(db, log, path, name, key, timeout), + sendMessage: (from, key, to, content) => + _sendMessage(db, log, from, key, to, content, config.maxMessageLength), + getMessages: (name, key, {unreadOnly = true}) => + _getMessages(db, log, name, key, unreadOnly: unreadOnly), + markRead: (id, name, key) => _markRead(db, log, id, name, key), + updatePlan: (name, key, goal, task) => + _updatePlan(db, log, name, key, goal, task, config.maxPlanLength), + getPlan: (name) => _getPlan(db, log, name), + listPlans: () => _listPlans(db, log), + listAllMessages: () => _listAllMessages(db, log), + close: () { + log.info('Closing database'); + return switch (db.close()) { + Success() => const Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }; + }, +); + +extension type _Crypto(JSObject _) implements JSObject { + external JSUint8Array randomBytes(int size); +} + +// requireModule returns JSAny which must be cast to JSObject for extension type +// ignore: no_casts +final _Crypto _crypto = _Crypto(requireModule('crypto') as JSObject); + +String _generateKey() { + final bytes = _crypto.randomBytes(32).toDart; + return bytes.map((b) => b.toRadixString(16).padLeft(2, '0')).join(); +} + +int _now() => DateTime.now().millisecondsSinceEpoch; + +Result _authAndUpdate( + Database db, + String agentName, + String agentKey, +) { + final stmtResult = db.prepare(''' + UPDATE identity SET last_active = ? WHERE agent_name = ? AND agent_key = ? + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.run([_now(), agentName, agentKey])) { + Success(:final value) when value.changes == 0 => const Error(( + code: errUnauthorized, + message: 'Invalid credentials', + )), + Success() => const Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _register( + Database db, + Logger log, + String name, +) { + log.debug('Registering agent: $name'); + if (name.isEmpty || name.length > 50) { + log.warn('Registration failed: invalid name length'); + return const Error(( + code: errValidation, + message: 'Name must be 1-50 chars', + )); + } + final key = _generateKey(); + final now = _now(); + final stmtResult = db.prepare(''' + INSERT INTO identity (agent_name, agent_key, registered_at, last_active) + VALUES (?, ?, ?, ?) + '''); + if (stmtResult case Error(:final error)) { + log.error('Registration failed: $error'); + return Error((code: errDatabase, message: error)); + } + final stmt = (stmtResult as Success).value; + final runResult = stmt.run([name, key, now, now]); + if (runResult case Error(:final error)) { + if (error.contains('UNIQUE')) { + log.warn('Registration failed: name already exists'); + return const Error(( + code: errValidation, + message: 'Name already registered', + )); + } + log.error('Registration failed: $error'); + return Error((code: errDatabase, message: error)); + } + log.info('Agent registered: $name'); + return Success((agentName: name, agentKey: key)); +} + +Result _authenticate( + Database db, + Logger log, + String name, + String key, +) { + log.debug('Authenticating agent: $name'); + final authResult = _authAndUpdate(db, name, key); + if (authResult case Error(:final error)) { + log.warn('Authentication failed for $name'); + return Error(error); + } + return _getAgent(db, name); +} + +Result _getAgent(Database db, String name) { + final stmtResult = db.prepare(''' + SELECT agent_name, registered_at, last_active FROM identity + WHERE agent_name = ? + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.get([name])) { + Success(:final value) when value == null => const Error(( + code: errNotFound, + message: 'Agent not found', + )), + Success(:final value) => Success(( + agentName: value!['agent_name']! as String, + registeredAt: value['registered_at']! as int, + lastActive: value['last_active']! as int, + )), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result, DbError> _listAgents(Database db, Logger log) { + log.debug('Listing all agents'); + final stmtResult = db.prepare( + 'SELECT agent_name, registered_at, last_active FROM identity', + ); + return switch (stmtResult) { + Success(:final value) => switch (value.all()) { + Success(:final value) => Success( + value + .map( + (r) => ( + agentName: r['agent_name']! as String, + registeredAt: r['registered_at']! as int, + lastActive: r['last_active']! as int, + ), + ) + .toList(), + ), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _acquireLock( + Database db, + Logger log, + String filePath, + String agentName, + String agentKey, + String? reason, + int timeoutMs, +) { + log.debug('Acquiring lock on $filePath for $agentName'); + final authResult = _authAndUpdate(db, agentName, agentKey); + if (authResult case Error(:final error)) return Error(error); + + final now = _now(); + final expiresAt = now + timeoutMs; + + // Check existing lock + final existing = _queryLock(db, log, filePath); + if (existing case Error(:final error)) return Error(error); + if (existing case Success(:final value) when value != null) { + if (value.expiresAt > now) { + return Success(( + acquired: false, + lock: null, + error: 'Held by ${value.agentName} until ${value.expiresAt}', + )); + } + // Expired - delete it + final delStmtResult = db.prepare('DELETE FROM locks WHERE file_path = ?'); + if (delStmtResult case Error(:final error)) { + return Error((code: errDatabase, message: error)); + } + final delStmt = (delStmtResult as Success).value; + final delResult = delStmt.run([filePath]); + if (delResult case Error(:final error)) { + return Error((code: errDatabase, message: error)); + } + } + + final stmtResult = db.prepare(''' + INSERT INTO locks (file_path, agent_name, acquired_at, expires_at, reason) + VALUES (?, ?, ?, ?, ?) + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.run([ + filePath, + agentName, + now, + expiresAt, + reason, + ])) { + Success() => Success(( + acquired: true, + lock: ( + filePath: filePath, + agentName: agentName, + acquiredAt: now, + expiresAt: expiresAt, + reason: reason, + version: 1, + ), + error: null, + )), + Error(:final error) => + error.contains('UNIQUE') + ? const Success(( + acquired: false, + lock: null, + error: 'Lock race condition', + )) + : Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _releaseLock( + Database db, + Logger log, + String filePath, + String agentName, + String agentKey, +) { + log.debug('Releasing lock on $filePath for $agentName'); + final authResult = _authAndUpdate(db, agentName, agentKey); + if (authResult case Error(:final error)) return Error(error); + + final stmtResult = db.prepare(''' + DELETE FROM locks WHERE file_path = ? AND agent_name = ? + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.run([filePath, agentName])) { + Success(:final value) when value.changes == 0 => const Error(( + code: errNotFound, + message: 'Lock not held by you', + )), + Success() => const Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _forceReleaseLock( + Database db, + Logger log, + String filePath, + String agentName, + String agentKey, +) { + log.debug('Force releasing lock on $filePath for $agentName'); + final authResult = _authAndUpdate(db, agentName, agentKey); + if (authResult case Error(:final error)) return Error(error); + + final existing = _queryLock(db, log, filePath); + return switch (existing) { + Error(:final error) => Error(error), + Success(:final value) when value == null => const Error(( + code: errNotFound, + message: 'No lock exists', + )), + Success(:final value) when value!.expiresAt > _now() => Error(( + code: errLockHeld, + message: 'Lock not expired, held by ${value.agentName}', + )), + Success() => _deleteExpiredLock(db, filePath), + }; +} + +Result _deleteExpiredLock(Database db, String filePath) { + final stmtResult = db.prepare('DELETE FROM locks WHERE file_path = ?'); + return switch (stmtResult) { + Success(:final value) => switch (value.run([filePath])) { + Success() => const Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _queryLock( + Database db, + Logger log, + String filePath, +) { + log.trace('Querying lock for $filePath'); + final stmtResult = db.prepare('SELECT * FROM locks WHERE file_path = ?'); + return switch (stmtResult) { + Success(:final value) => switch (value.get([filePath])) { + Success(:final value) when value == null => const Success(null), + Success(:final value) => Success(( + filePath: value!['file_path']! as String, + agentName: value['agent_name']! as String, + acquiredAt: value['acquired_at']! as int, + expiresAt: value['expires_at']! as int, + reason: value['reason'] as String?, + version: value['version']! as int, + )), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result, DbError> _listLocks(Database db, Logger log) { + log.trace('Listing all locks'); + final stmtResult = db.prepare('SELECT * FROM locks'); + return switch (stmtResult) { + Success(:final value) => switch (value.all()) { + Success(:final value) => Success( + value + .map( + (r) => ( + filePath: r['file_path']! as String, + agentName: r['agent_name']! as String, + acquiredAt: r['acquired_at']! as int, + expiresAt: r['expires_at']! as int, + reason: r['reason'] as String?, + version: r['version']! as int, + ), + ) + .toList(), + ), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _renewLock( + Database db, + Logger log, + String filePath, + String agentName, + String agentKey, + int timeoutMs, +) { + log.debug('Renewing lock on $filePath for $agentName'); + final authResult = _authAndUpdate(db, agentName, agentKey); + if (authResult case Error(:final error)) return Error(error); + + final newExpiry = _now() + timeoutMs; + final stmtResult = db.prepare(''' + UPDATE locks SET expires_at = ?, version = version + 1 + WHERE file_path = ? AND agent_name = ? + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.run([ + newExpiry, + filePath, + agentName, + ])) { + Success(:final value) when value.changes == 0 => const Error(( + code: errNotFound, + message: 'Lock not held by you', + )), + Success() => const Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _sendMessage( + Database db, + Logger log, + String fromAgent, + String fromKey, + String toAgent, + String content, + int maxLen, +) { + log.debug('Sending message from $fromAgent to $toAgent'); + final authResult = _authAndUpdate(db, fromAgent, fromKey); + if (authResult case Error(:final error)) return Error(error); + + if (content.length > maxLen) { + return Error(( + code: errValidation, + message: 'Content exceeds $maxLen chars', + )); + } + + final id = _generateKey().substring(0, 16); + final now = _now(); + final stmtResult = db.prepare(''' + INSERT INTO messages (id, from_agent, to_agent, content, created_at) + VALUES (?, ?, ?, ?, ?) + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.run([ + id, + fromAgent, + toAgent, + content, + now, + ])) { + Success() => Success(id), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result, DbError> _getMessages( + Database db, + Logger log, + String agentName, + String agentKey, { + required bool unreadOnly, +}) { + log.trace('Getting messages for $agentName (unreadOnly: $unreadOnly)'); + final authResult = _authAndUpdate(db, agentName, agentKey); + if (authResult case Error(:final error)) return Error(error); + + final sql = unreadOnly + ? ''' +SELECT * FROM messages WHERE (to_agent = ? OR to_agent = '*') +AND read_at IS NULL ORDER BY created_at DESC''' + : ''' +SELECT * FROM messages WHERE (to_agent = ? OR to_agent = '*') +ORDER BY created_at DESC'''; + final stmtResult = db.prepare(sql); + return switch (stmtResult) { + Success(:final value) => switch (value.all([agentName])) { + Success(:final value) => Success( + value + .map( + (r) => ( + id: r['id']! as String, + fromAgent: r['from_agent']! as String, + toAgent: r['to_agent']! as String, + content: r['content']! as String, + createdAt: r['created_at']! as int, + readAt: r['read_at'] as int?, + ), + ) + .toList(), + ), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _markRead( + Database db, + Logger log, + String messageId, + String agentName, + String agentKey, +) { + log.trace('Marking message $messageId as read for $agentName'); + final authResult = _authAndUpdate(db, agentName, agentKey); + if (authResult case Error(:final error)) return Error(error); + + final stmtResult = db.prepare(''' + UPDATE messages SET read_at = ? + WHERE id = ? AND (to_agent = ? OR to_agent = '*') + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.run([ + _now(), + messageId, + agentName, + ])) { + Success(:final value) when value.changes == 0 => const Error(( + code: errNotFound, + message: 'Message not found', + )), + Success() => const Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _updatePlan( + Database db, + Logger log, + String agentName, + String agentKey, + String goal, + String currentTask, + int maxLen, +) { + log.debug('Updating plan for $agentName'); + final authResult = _authAndUpdate(db, agentName, agentKey); + if (authResult case Error(:final error)) return Error(error); + + if (goal.length > maxLen || currentTask.length > maxLen) { + return Error((code: errValidation, message: 'Fields exceed $maxLen chars')); + } + + final stmtResult = db.prepare(''' + INSERT INTO plans (agent_name, goal, current_task, updated_at) + VALUES (?, ?, ?, ?) + ON CONFLICT(agent_name) DO UPDATE SET + goal = excluded.goal, + current_task = excluded.current_task, + updated_at = excluded.updated_at + '''); + return switch (stmtResult) { + Success(:final value) => switch (value.run([ + agentName, + goal, + currentTask, + _now(), + ])) { + Success() => const Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result _getPlan( + Database db, + Logger log, + String agentName, +) { + log.trace('Getting plan for $agentName'); + final stmtResult = db.prepare('SELECT * FROM plans WHERE agent_name = ?'); + return switch (stmtResult) { + Success(:final value) => switch (value.get([agentName])) { + Success(:final value) when value == null => const Success(null), + Success(:final value) => Success(( + agentName: value!['agent_name']! as String, + goal: value['goal']! as String, + currentTask: value['current_task']! as String, + updatedAt: value['updated_at']! as int, + )), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result, DbError> _listPlans(Database db, Logger log) { + log.trace('Listing all plans'); + final stmtResult = db.prepare('SELECT * FROM plans'); + return switch (stmtResult) { + Success(:final value) => switch (value.all()) { + Success(:final value) => Success( + value + .map( + (r) => ( + agentName: r['agent_name']! as String, + goal: r['goal']! as String, + currentTask: r['current_task']! as String, + updatedAt: r['updated_at']! as int, + ), + ) + .toList(), + ), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} + +Result, DbError> _listAllMessages(Database db, Logger log) { + log.trace('Listing all messages'); + final stmtResult = db.prepare( + 'SELECT * FROM messages ORDER BY created_at DESC', + ); + return switch (stmtResult) { + Success(:final value) => switch (value.all()) { + Success(:final value) => Success( + value + .map( + (r) => ( + id: r['id']! as String, + fromAgent: r['from_agent']! as String, + toAgent: r['to_agent']! as String, + content: r['content']! as String, + createdAt: r['created_at']! as int, + readAt: r['read_at'] as int?, + ), + ) + .toList(), + ), + Error(:final error) => Error((code: errDatabase, message: error)), + }, + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} diff --git a/examples/too_many_cooks/lib/src/db/schema.dart b/examples/too_many_cooks/lib/src/db/schema.dart new file mode 100644 index 0000000..619ed80 --- /dev/null +++ b/examples/too_many_cooks/lib/src/db/schema.dart @@ -0,0 +1,52 @@ +/// SQL schema for Too Many Cooks database. +library; + +/// Schema version for migrations. +const schemaVersion = 1; + +/// Create all tables SQL. +const createTablesSql = ''' +CREATE TABLE IF NOT EXISTS identity ( + agent_name TEXT PRIMARY KEY, + agent_key TEXT NOT NULL UNIQUE, + registered_at INTEGER NOT NULL, + last_active INTEGER NOT NULL +); + +CREATE TABLE IF NOT EXISTS locks ( + file_path TEXT PRIMARY KEY, + agent_name TEXT NOT NULL, + acquired_at INTEGER NOT NULL, + expires_at INTEGER NOT NULL, + reason TEXT, + version INTEGER NOT NULL DEFAULT 1, + FOREIGN KEY (agent_name) REFERENCES identity(agent_name) +); + +CREATE TABLE IF NOT EXISTS messages ( + id TEXT PRIMARY KEY, + from_agent TEXT NOT NULL, + to_agent TEXT NOT NULL, + content TEXT NOT NULL, + created_at INTEGER NOT NULL, + read_at INTEGER, + FOREIGN KEY (from_agent) REFERENCES identity(agent_name) +); + +CREATE INDEX IF NOT EXISTS idx_messages_inbox +ON messages(to_agent, read_at, created_at DESC); + +CREATE TABLE IF NOT EXISTS plans ( + agent_name TEXT PRIMARY KEY, + goal TEXT NOT NULL, + current_task TEXT NOT NULL, + updated_at INTEGER NOT NULL, + FOREIGN KEY (agent_name) REFERENCES identity(agent_name) +); + +CREATE TABLE IF NOT EXISTS schema_version ( + version INTEGER PRIMARY KEY +); + +INSERT OR IGNORE INTO schema_version (version) VALUES ($schemaVersion); +'''; diff --git a/examples/too_many_cooks/lib/src/notifications.dart b/examples/too_many_cooks/lib/src/notifications.dart new file mode 100644 index 0000000..b9fd607 --- /dev/null +++ b/examples/too_many_cooks/lib/src/notifications.dart @@ -0,0 +1,101 @@ +/// Notification system for push-based updates. +library; + +import 'dart:async'; + +import 'package:dart_node_mcp/dart_node_mcp.dart'; + +/// Event type for agent registration. +const eventAgentRegistered = 'agent_registered'; + +/// Event type for lock acquisition. +const eventLockAcquired = 'lock_acquired'; + +/// Event type for lock release. +const eventLockReleased = 'lock_released'; + +/// Event type for lock renewal. +const eventLockRenewed = 'lock_renewed'; + +/// Event type for message sent. +const eventMessageSent = 'message_sent'; + +/// Event type for plan update. +const eventPlanUpdated = 'plan_updated'; + +/// All possible event types. +const allEventTypes = [ + eventAgentRegistered, + eventLockAcquired, + eventLockReleased, + eventLockRenewed, + eventMessageSent, + eventPlanUpdated, +]; + +/// Subscriber record. +typedef Subscriber = ({ + String subscriberId, + List events, // Event types or ['*'] for all +}); + +/// Notification payload. +typedef NotificationPayload = ({ + String event, + int timestamp, + Map payload, +}); + +/// Notification emitter - broadcasts events to subscribers via MCP logging. +typedef NotificationEmitter = ({ + void Function(Subscriber subscriber) addSubscriber, + void Function(String subscriberId) removeSubscriber, + void Function(String event, Map payload) emit, + List Function() getSubscribers, +}); + +/// Create a notification emitter that uses the MCP server's logging. +NotificationEmitter createNotificationEmitter(McpServer server) { + final subscribers = {}; + + void addSubscriber(Subscriber subscriber) { + subscribers[subscriber.subscriberId] = subscriber; + } + + void removeSubscriber(String subscriberId) { + subscribers.remove(subscriberId); + } + + List getSubscribers() => subscribers.values.toList(); + + void emit(String event, Map payload) { + // Only emit if there are subscribers interested in this event + final interestedSubscribers = subscribers.values.where( + (s) => s.events.contains('*') || s.events.contains(event), + ); + + if (interestedSubscribers.isEmpty) return; + + // Send notification via MCP logging message + final notificationData = { + 'event': event, + 'timestamp': DateTime.now().millisecondsSinceEpoch, + 'payload': payload, + }; + + unawaited( + server.sendLoggingMessage(( + level: 'info', + logger: 'too-many-cooks', + data: notificationData, + )), + ); + } + + return ( + addSubscriber: addSubscriber, + removeSubscriber: removeSubscriber, + emit: emit, + getSubscribers: getSubscribers, + ); +} diff --git a/examples/too_many_cooks/lib/src/server.dart b/examples/too_many_cooks/lib/src/server.dart new file mode 100644 index 0000000..088de47 --- /dev/null +++ b/examples/too_many_cooks/lib/src/server.dart @@ -0,0 +1,89 @@ +/// MCP server setup for Too Many Cooks. +library; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/src/config.dart'; +import 'package:too_many_cooks/src/db/db.dart'; +import 'package:too_many_cooks/src/notifications.dart'; +import 'package:too_many_cooks/src/tools/lock_tool.dart'; +import 'package:too_many_cooks/src/tools/message_tool.dart'; +import 'package:too_many_cooks/src/tools/plan_tool.dart'; +import 'package:too_many_cooks/src/tools/register_tool.dart'; +import 'package:too_many_cooks/src/tools/status_tool.dart'; +import 'package:too_many_cooks/src/tools/subscribe_tool.dart'; + +/// Create the Too Many Cooks MCP server. +Result createTooManyCooksServer({ + TooManyCooksConfig? config, + Logger? logger, +}) { + final cfg = config ?? defaultConfig; + final log = logger ?? _createNoOpLogger() + ..info('Creating Too Many Cooks server'); + + // Create database + final dbResult = createDb(cfg); + if (dbResult case Error(:final error)) { + log.error('Failed to create database', structuredData: {'error': error}); + return Error(error); + } + final db = (dbResult as Success).value; + log.debug('Database created successfully'); + + // Create MCP server with logging capability enabled + final serverResult = McpServer.create( + (name: 'too-many-cooks', version: '0.1.0'), + options: ( + capabilities: ( + tools: (listChanged: true), + resources: null, + prompts: null, + logging: (enabled: true), + ), + instructions: null, + ), + ); + if (serverResult case Error(:final error)) { + log.error('Failed to create MCP server', structuredData: {'error': error}); + return Error(error); + } + final server = (serverResult as Success).value; + log.debug('MCP server created'); + + // Create notification emitter + final emitter = createNotificationEmitter(server); + + // Register tools + server + ..registerTool( + 'register', + registerToolConfig, + createRegisterHandler(db, emitter, log), + ) + ..registerTool( + 'lock', + lockToolConfig, + createLockHandler(db, cfg, emitter, log), + ) + ..registerTool( + 'message', + messageToolConfig, + createMessageHandler(db, emitter, log), + ) + ..registerTool('plan', planToolConfig, createPlanHandler(db, emitter, log)) + ..registerTool('status', statusToolConfig, createStatusHandler(db, log)) + ..registerTool( + 'subscribe', + subscribeToolConfig, + createSubscribeHandler(emitter), + ); + + log.info('Server initialized with all tools registered'); + + return Success(server); +} + +/// Creates a no-op logger that supports child() for when no logger is provided +Logger _createNoOpLogger() => createLoggerWithContext(createLoggingContext()); diff --git a/examples/too_many_cooks/lib/src/tools/lock_tool.dart b/examples/too_many_cooks/lib/src/tools/lock_tool.dart new file mode 100644 index 0000000..9c8fad9 --- /dev/null +++ b/examples/too_many_cooks/lib/src/tools/lock_tool.dart @@ -0,0 +1,320 @@ +/// Lock tool - file lock management. +library; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/src/config.dart'; +import 'package:too_many_cooks/src/db/db.dart'; +import 'package:too_many_cooks/src/notifications.dart'; +import 'package:too_many_cooks/src/types.dart'; + +/// Input schema for lock tool. +const lockInputSchema = { + 'type': 'object', + 'properties': { + 'action': { + 'type': 'string', + 'enum': ['acquire', 'release', 'force_release', 'renew', 'query', 'list'], + 'description': 'Lock action to perform', + }, + 'agent_name': { + 'type': 'string', + 'description': 'Your agent name (required for acquire/release/renew)', + }, + 'agent_key': { + 'type': 'string', + 'description': 'Your secret key (required for acquire/release/renew)', + }, + 'file_path': { + 'type': 'string', + 'description': 'File path to lock (required except for list)', + }, + 'reason': { + 'type': 'string', + 'description': 'Why you need this lock (optional, for acquire)', + }, + }, + 'required': ['action'], +}; + +/// Tool config for lock. +const lockToolConfig = ( + title: 'File Lock', + description: 'Manage file locks: acquire, release, force_release, renew, ' + 'query, list. REQUIRED: action. For acquire/release/renew: file_path, ' + 'agent_name, agent_key. For query: file_path. ' + 'Example acquire: {"action":"acquire","file_path":"/path/file.dart",' + ' "agent_name":"me","agent_key":"xxx","reason":"editing"}', + inputSchema: lockInputSchema, + outputSchema: null, + annotations: null, +); + +/// Create lock tool handler. +ToolCallback createLockHandler( + TooManyCooksDb db, + TooManyCooksConfig config, + NotificationEmitter emitter, + Logger logger, +) => (args, meta) async { + final actionArg = args['action']; + if (actionArg == null || actionArg is! String) { + return ( + content: [ + textContent('{"error":"missing_parameter: action is required"}'), + ], + isError: true, + ); + } + final action = actionArg; + final agentName = args['agent_name'] as String?; + final agentKey = args['agent_key'] as String?; + final filePath = args['file_path'] as String?; + final reason = args['reason'] as String?; + final log = logger.child({ + 'tool': 'lock', + 'action': action, + 'filePath': ?filePath, + }); + + return switch (action) { + 'acquire' => _acquire( + db, + emitter, + log, + filePath, + agentName, + agentKey, + reason, + config.lockTimeoutMs, + ), + 'release' => _release(db, emitter, log, filePath, agentName, agentKey), + 'force_release' => _forceRelease( + db, + emitter, + log, + filePath, + agentName, + agentKey, + ), + 'renew' => _renew( + db, + emitter, + log, + filePath, + agentName, + agentKey, + config.lockTimeoutMs, + ), + 'query' => _query(db, filePath), + 'list' => _list(db), + _ => ( + content: [textContent('{"error":"Unknown action: $action"}')], + isError: true, + ), + }; +}; + +CallToolResult _acquire( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger log, + String? filePath, + String? agentName, + String? agentKey, + String? reason, + int timeoutMs, +) { + if (filePath == null || agentName == null || agentKey == null) { + return ( + content: [ + textContent( + '{"error":"acquire requires file_path, agent_name, agent_key"}', + ), + ], + isError: true, + ); + } + final result = db.acquireLock( + filePath, + agentName, + agentKey, + reason, + timeoutMs, + ); + return switch (result) { + Success(:final value) when value.acquired => () { + emitter.emit(eventLockAcquired, { + 'file_path': filePath, + 'agent_name': agentName, + 'expires_at': value.lock!.expiresAt, + 'reason': reason, + }); + log.info('Lock acquired on $filePath by $agentName'); + return ( + content: [textContent(_lockResultJson(value))], + isError: false, + ); + }(), + Success(:final value) => ( + content: [textContent(_lockResultJson(value))], + isError: true, + ), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _release( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger log, + String? filePath, + String? agentName, + String? agentKey, +) { + if (filePath == null || agentName == null || agentKey == null) { + return ( + content: [ + textContent( + '{"error":"release requires file_path, agent_name, agent_key"}', + ), + ], + isError: true, + ); + } + return switch (db.releaseLock(filePath, agentName, agentKey)) { + Success() => () { + emitter.emit(eventLockReleased, { + 'file_path': filePath, + 'agent_name': agentName, + }); + log.info('Lock released on $filePath by $agentName'); + return ( + content: [textContent('{"released":true}')], + isError: false, + ); + }(), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _forceRelease( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger log, + String? filePath, + String? agentName, + String? agentKey, +) { + if (filePath == null || agentName == null || agentKey == null) { + return ( + content: [ + textContent( + '{"error":"force_release requires ' + 'file_path, agent_name, agent_key"}', + ), + ], + isError: true, + ); + } + return switch (db.forceReleaseLock(filePath, agentName, agentKey)) { + Success() => () { + emitter.emit(eventLockReleased, { + 'file_path': filePath, + 'agent_name': agentName, + 'force': true, + }); + log.warn('Lock force-released on $filePath by $agentName'); + return ( + content: [textContent('{"released":true}')], + isError: false, + ); + }(), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _renew( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger log, + String? filePath, + String? agentName, + String? agentKey, + int timeoutMs, +) { + if (filePath == null || agentName == null || agentKey == null) { + return ( + content: [ + textContent( + '{"error":"renew requires file_path, agent_name, agent_key"}', + ), + ], + isError: true, + ); + } + return switch (db.renewLock(filePath, agentName, agentKey, timeoutMs)) { + Success() => () { + final newExpiresAt = DateTime.now().millisecondsSinceEpoch + timeoutMs; + emitter.emit(eventLockRenewed, { + 'file_path': filePath, + 'agent_name': agentName, + 'expires_at': newExpiresAt, + }); + log.debug('Lock renewed on $filePath by $agentName'); + return ( + content: [textContent('{"renewed":true}')], + isError: false, + ); + }(), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _query(TooManyCooksDb db, String? filePath) { + if (filePath == null) { + return ( + content: [textContent('{"error":"query requires file_path"}')], + isError: true, + ); + } + return switch (db.queryLock(filePath)) { + Success(:final value) when value == null => ( + content: [textContent('{"locked":false}')], + isError: false, + ), + Success(:final value) => ( + content: [ + textContent('{"locked":true,"lock":${_lockJson(value!)}}'), + ], + isError: false, + ), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _list(TooManyCooksDb db) => switch (db.listLocks()) { + Success(:final value) => ( + content: [ + textContent('{"locks":[${value.map(_lockJson).join(',')}]}'), + ], + isError: false, + ), + Error(:final error) => _errorResult(error), +}; + +String _lockJson(FileLock l) => + '{"file_path":"${l.filePath}",' + '"agent_name":"${l.agentName}",' + '"expires_at":${l.expiresAt}' + '${l.reason != null ? ',"reason":"${l.reason}"' : ''}}'; + +String _lockResultJson(LockResult r) => r.acquired + ? '{"acquired":true,"lock":${_lockJson(r.lock!)}}' + : '{"acquired":false,"error":"${r.error}"}'; + +CallToolResult _errorResult(DbError e) => ( + content: [textContent('{"error":"${e.code}: ${e.message}"}')], + isError: true, +); diff --git a/examples/too_many_cooks/lib/src/tools/message_tool.dart b/examples/too_many_cooks/lib/src/tools/message_tool.dart new file mode 100644 index 0000000..90c8ccf --- /dev/null +++ b/examples/too_many_cooks/lib/src/tools/message_tool.dart @@ -0,0 +1,227 @@ +/// Message tool - inter-agent messaging. +library; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/src/db/db.dart'; +import 'package:too_many_cooks/src/notifications.dart'; +import 'package:too_many_cooks/src/types.dart'; + +/// Input schema for message tool. +const messageInputSchema = { + 'type': 'object', + 'properties': { + 'action': { + 'type': 'string', + 'enum': ['send', 'get', 'mark_read'], + 'description': 'Message action to perform', + }, + 'agent_name': { + 'type': 'string', + 'description': 'Your agent name', + }, + 'agent_key': { + 'type': 'string', + 'description': 'Your secret key', + }, + 'to_agent': { + 'type': 'string', + 'description': 'Recipient name or * for broadcast (for send)', + }, + 'content': { + 'type': 'string', + 'description': 'Message content, max 200 chars (for send)', + }, + 'message_id': { + 'type': 'string', + 'description': 'Message ID (for mark_read)', + }, + 'unread_only': { + 'type': 'boolean', + 'description': 'Only return unread messages (default: true)', + }, + }, + 'required': ['action', 'agent_name', 'agent_key'], +}; + +/// Tool config for message. +const messageToolConfig = ( + title: 'Message', + description: 'Send/receive messages. ' + 'REQUIRED: action (send|get|mark_read), agent_name, agent_key. ' + 'For send: to_agent, content. For mark_read: message_id. ' + 'Example send: {"action":"send","agent_name":"me","agent_key":"xxx",' + ' "to_agent":"other","content":"hello"}', + inputSchema: messageInputSchema, + outputSchema: null, + annotations: null, +); + +/// Create message tool handler. +ToolCallback createMessageHandler( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger logger, +) => + (args, meta) async { + final actionArg = args['action']; + final agentNameArg = args['agent_name']; + final agentKeyArg = args['agent_key']; + if (actionArg == null || actionArg is! String) { + return ( + content: [ + textContent('{"error":"missing_parameter: action is required"}'), + ], + isError: true, + ); + } + if (agentNameArg == null || agentNameArg is! String) { + return ( + content: [ + textContent( + '{"error":"missing_parameter: agent_name is required"}', + ), + ], + isError: true, + ); + } + if (agentKeyArg == null || agentKeyArg is! String) { + return ( + content: [ + textContent( + '{"error":"missing_parameter: agent_key is required"}', + ), + ], + isError: true, + ); + } + final action = actionArg; + final agentName = agentNameArg; + final agentKey = agentKeyArg; + final log = logger.child({'tool': 'message', 'action': action}); + + return switch (action) { + 'send' => _send( + db, + emitter, + log, + agentName, + agentKey, + args['to_agent'] as String?, + args['content'] as String?, + ), + 'get' => _get( + db, + agentName, + agentKey, + args['unread_only'] as bool? ?? true, + ), + 'mark_read' => _markRead( + db, + agentName, + agentKey, + args['message_id'] as String?, + ), + _ => ( + content: [ + textContent('{"error":"Unknown action: $action"}'), + ], + isError: true, + ), + }; + }; + +CallToolResult _send( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger log, + String agentName, + String agentKey, + String? toAgent, + String? content, +) { + if (toAgent == null || content == null) { + return ( + content: [ + textContent('{"error":"send requires to_agent and content"}'), + ], + isError: true, + ); + } + return switch (db.sendMessage(agentName, agentKey, toAgent, content)) { + Success(:final value) => () { + emitter.emit(eventMessageSent, { + 'message_id': value, + 'from_agent': agentName, + 'to_agent': toAgent, + 'content': content, + }); + log.info('Message sent from $agentName to $toAgent'); + return ( + content: [ + textContent('{"sent":true,"message_id":"$value"}'), + ], + isError: false, + ); + }(), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _get( + TooManyCooksDb db, + String agentName, + String agentKey, + bool unreadOnly, +) => + switch (db.getMessages(agentName, agentKey, unreadOnly: unreadOnly)) { + Success(:final value) => ( + content: [ + textContent( + '{"messages":[${value.map(_messageJson).join(',')}]}', + ), + ], + isError: false, + ), + Error(:final error) => _errorResult(error), + }; + +CallToolResult _markRead( + TooManyCooksDb db, + String agentName, + String agentKey, + String? messageId, +) { + if (messageId == null) { + return ( + content: [ + textContent( '{"error":"mark_read requires message_id"}'), + ], + isError: true, + ); + } + return switch (db.markRead(messageId, agentName, agentKey)) { + Success() => ( + content: [textContent( '{"marked":true}')], + isError: false, + ), + Error(:final error) => _errorResult(error), + }; +} + +String _messageJson(Message m) => '{"id":"${m.id}",' + '"from_agent":"${m.fromAgent}",' + '"content":"${_escapeJson(m.content)}",' + '"created_at":${m.createdAt}' + '${m.readAt != null ? ',"read_at":${m.readAt}' : ''}}'; + +String _escapeJson(String s) => + s.replaceAll(r'\', r'\\').replaceAll('"', r'\"').replaceAll('\n', r'\n'); + +CallToolResult _errorResult(DbError e) => ( + content: [ + textContent( '{"error":"${e.code}: ${e.message}"}'), + ], + isError: true, + ); diff --git a/examples/too_many_cooks/lib/src/tools/plan_tool.dart b/examples/too_many_cooks/lib/src/tools/plan_tool.dart new file mode 100644 index 0000000..4625603 --- /dev/null +++ b/examples/too_many_cooks/lib/src/tools/plan_tool.dart @@ -0,0 +1,180 @@ +/// Plan tool - agent plan management. +library; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/src/db/db.dart'; +import 'package:too_many_cooks/src/notifications.dart'; +import 'package:too_many_cooks/src/types.dart'; + +/// Input schema for plan tool. +const planInputSchema = { + 'type': 'object', + 'properties': { + 'action': { + 'type': 'string', + 'enum': ['update', 'get', 'list'], + 'description': 'Plan action to perform', + }, + 'agent_name': { + 'type': 'string', + 'description': 'Agent name (required for update, optional for get)', + }, + 'agent_key': { + 'type': 'string', + 'description': 'Your secret key (required for update)', + }, + 'goal': { + 'type': 'string', + 'description': 'Your goal, max 100 chars (for update)', + }, + 'current_task': { + 'type': 'string', + 'description': 'What you are doing now, max 100 chars (for update)', + }, + }, + 'required': ['action'], +}; + +/// Tool config for plan. +const planToolConfig = ( + title: 'Plan', + description: 'Manage agent plans: update, get, list. REQUIRED: action. ' + 'For update: agent_name, agent_key, goal, current_task. ' + 'For get: agent_name. Example update: {"action":"update",' + ' "agent_name":"me","agent_key":"xxx","goal":"Fix bug",' + ' "current_task":"Reading code"}', + inputSchema: planInputSchema, + outputSchema: null, + annotations: null, +); + +/// Create plan tool handler. +ToolCallback createPlanHandler( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger logger, +) => + (args, meta) async { + final actionArg = args['action']; + if (actionArg == null || actionArg is! String) { + return ( + content: [ + textContent('{"error":"missing_parameter: action is required"}'), + ], + isError: true, + ); + } + final action = actionArg; + final log = logger.child({'tool': 'plan', 'action': action}); + + return switch (action) { + 'update' => _update( + db, + emitter, + log, + args['agent_name'] as String?, + args['agent_key'] as String?, + args['goal'] as String?, + args['current_task'] as String?, + ), + 'get' => _get(db, args['agent_name'] as String?), + 'list' => _list(db), + _ => ( + content: [ + textContent('{"error":"Unknown action: $action"}'), + ], + isError: true, + ), + }; + }; + +CallToolResult _update( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger log, + String? agentName, + String? agentKey, + String? goal, + String? currentTask, +) { + if (agentName == null || + agentKey == null || + goal == null || + currentTask == null) { + return ( + content: [ + textContent( + '{"error":"update requires ' + 'agent_name, agent_key, goal, current_task"}', + ), + ], + isError: true, + ); + } + return switch (db.updatePlan(agentName, agentKey, goal, currentTask)) { + Success() => () { + emitter.emit(eventPlanUpdated, { + 'agent_name': agentName, + 'goal': goal, + 'current_task': currentTask, + }); + log.info('Plan updated for $agentName: $currentTask'); + return ( + content: [textContent('{"updated":true}')], + isError: false, + ); + }(), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _get(TooManyCooksDb db, String? agentName) { + if (agentName == null) { + return ( + content: [ + textContent( '{"error":"get requires agent_name"}'), + ], + isError: true, + ); + } + return switch (db.getPlan(agentName)) { + Success(:final value) when value == null => ( + content: [textContent( '{"plan":null}')], + isError: false, + ), + Success(:final value) => ( + content: [ + textContent( '{"plan":${_planJson(value!)}}'), + ], + isError: false, + ), + Error(:final error) => _errorResult(error), + }; +} + +CallToolResult _list(TooManyCooksDb db) => switch (db.listPlans()) { + Success(:final value) => ( + content: [ + textContent('{"plans":[${value.map(_planJson).join(',')}]}'), + ], + isError: false, + ), + Error(:final error) => _errorResult(error), + }; + +String _planJson(AgentPlan p) => '{"agent_name":"${p.agentName}",' + '"goal":"${_escapeJson(p.goal)}",' + '"current_task":"${_escapeJson(p.currentTask)}",' + '"updated_at":${p.updatedAt}}'; + +String _escapeJson(String s) => + s.replaceAll(r'\', r'\\').replaceAll('"', r'\"').replaceAll('\n', r'\n'); + +CallToolResult _errorResult(DbError e) => ( + content: [ + textContent( '{"error":"${e.code}: ${e.message}"}'), + ], + isError: true, + ); diff --git a/examples/too_many_cooks/lib/src/tools/register_tool.dart b/examples/too_many_cooks/lib/src/tools/register_tool.dart new file mode 100644 index 0000000..f2b787f --- /dev/null +++ b/examples/too_many_cooks/lib/src/tools/register_tool.dart @@ -0,0 +1,83 @@ +/// Register tool - agent registration. +library; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/src/db/db.dart'; +import 'package:too_many_cooks/src/notifications.dart'; +import 'package:too_many_cooks/src/types.dart'; + +/// Input schema for register tool. +const registerInputSchema = { + 'type': 'object', + 'properties': { + 'name': { + 'type': 'string', + 'description': 'Unique agent name (1-50 chars)', + }, + }, + 'required': ['name'], +}; + +/// Tool config for register. +const registerToolConfig = ( + title: 'Register Agent', + description: 'Register a new agent. Returns secret key - store it! ' + 'REQUIRED: name (string) - unique agent name 1-50 chars. ' + 'Example: {"name": "my-agent"}', + inputSchema: registerInputSchema, + outputSchema: null, + annotations: null, +); + +/// Create register tool handler. +ToolCallback createRegisterHandler( + TooManyCooksDb db, + NotificationEmitter emitter, + Logger logger, +) => + (args, meta) async { + final nameArg = args['name']; + if (nameArg == null || nameArg is! String || nameArg.isEmpty) { + return ( + content: [ + textContent('{"error":"missing_parameter: name is required"}'), + ], + isError: true, + ); + } + final name = nameArg; + final log = logger.child({'tool': 'register', 'agentName': name}); + + final result = db.register(name); + + return switch (result) { + Success(:final value) => () { + emitter.emit(eventAgentRegistered, { + 'agent_name': value.agentName, + 'registered_at': DateTime.now().millisecondsSinceEpoch, + }); + log.info('Agent registered: ${value.agentName}'); + + return ( + content: [ + textContent( + '{"agent_name":"${value.agentName}",' + '"agent_key":"${value.agentKey}"}', + ), + ], + isError: false, + ); + }(), + Error(:final error) => () { + log.warn('Registration failed: ${error.code}'); + return ( + content: [ + textContent('{"error":"${error.code}: ${error.message}"}'), + ], + isError: true, + ); + }(), + }; + }; diff --git a/examples/too_many_cooks/lib/src/tools/status_tool.dart b/examples/too_many_cooks/lib/src/tools/status_tool.dart new file mode 100644 index 0000000..a612d6d --- /dev/null +++ b/examples/too_many_cooks/lib/src/tools/status_tool.dart @@ -0,0 +1,113 @@ +/// Status tool - system overview. +library; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:too_many_cooks/src/db/db.dart'; +import 'package:too_many_cooks/src/types.dart'; + +/// Input schema for status tool (no inputs required). +const statusInputSchema = { + 'type': 'object', + 'properties': {}, +}; + +/// Tool config for status. +const statusToolConfig = ( + title: 'Status', + description: 'Get system overview: agents, locks, plans, messages', + inputSchema: statusInputSchema, + outputSchema: null, + annotations: null, +); + +/// Create status tool handler. +ToolCallback createStatusHandler(TooManyCooksDb db, Logger logger) => + (args, meta) async { + final log = logger.child({'tool': 'status'}); + + // Get agents + final agentsResult = db.listAgents(); + if (agentsResult case Error(:final error)) { + return _errorResult(error); + } + final agents = (agentsResult as Success, DbError>) + .value + .map(_agentJson) + .join(','); + + // Get locks + final locksResult = db.listLocks(); + if (locksResult case Error(:final error)) { + return _errorResult(error); + } + final locks = (locksResult as Success, DbError>) + .value + .map(_lockJson) + .join(','); + + // Get plans + final plansResult = db.listPlans(); + if (plansResult case Error(:final error)) { + return _errorResult(error); + } + final plans = (plansResult as Success, DbError>) + .value + .map(_planJson) + .join(','); + + // Get messages + final messagesResult = db.listAllMessages(); + if (messagesResult case Error(:final error)) { + return _errorResult(error); + } + final messages = (messagesResult as Success, DbError>) + .value + .map(_messageJson) + .join(','); + + log.debug('Status queried'); + + return ( + content: [ + textContent( + '{"agents":[$agents],"locks":[$locks],' + '"plans":[$plans],"messages":[$messages]}', + ), + ], + isError: false, + ); + }; + +String _agentJson(AgentIdentity a) => '{"agent_name":"${a.agentName}",' + '"registered_at":${a.registeredAt},' + '"last_active":${a.lastActive}}'; + +String _lockJson(FileLock l) => '{"file_path":"${l.filePath}",' + '"agent_name":"${l.agentName}",' + '"acquired_at":${l.acquiredAt},' + '"expires_at":${l.expiresAt}' + '${l.reason != null ? ',"reason":"${_escapeJson(l.reason!)}"' : ''}}'; + +String _planJson(AgentPlan p) => '{"agent_name":"${p.agentName}",' + '"goal":"${_escapeJson(p.goal)}",' + '"current_task":"${_escapeJson(p.currentTask)}",' + '"updated_at":${p.updatedAt}}'; + +String _messageJson(Message m) => '{"id":"${m.id}",' + '"from_agent":"${m.fromAgent}",' + '"to_agent":"${m.toAgent}",' + '"content":"${_escapeJson(m.content)}",' + '"created_at":${m.createdAt}' + '${m.readAt != null ? ',"read_at":${m.readAt}' : ''}}'; + +String _escapeJson(String s) => + s.replaceAll(r'\', r'\\').replaceAll('"', r'\"').replaceAll('\n', r'\n'); + +CallToolResult _errorResult(DbError e) => ( + content: [ + textContent('{"error":"${e.code}: ${e.message}"}'), + ], + isError: true, + ); diff --git a/examples/too_many_cooks/lib/src/tools/subscribe_tool.dart b/examples/too_many_cooks/lib/src/tools/subscribe_tool.dart new file mode 100644 index 0000000..06d1f28 --- /dev/null +++ b/examples/too_many_cooks/lib/src/tools/subscribe_tool.dart @@ -0,0 +1,146 @@ +/// Subscribe tool - notification subscriptions. +library; + +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:too_many_cooks/src/notifications.dart'; +import 'package:too_many_cooks/src/types.dart'; + +/// Input schema for subscribe tool. +const subscribeInputSchema = { + 'type': 'object', + 'properties': { + 'action': { + 'type': 'string', + 'enum': ['subscribe', 'unsubscribe', 'list'], + 'description': 'Subscribe, unsubscribe, or list subscribers', + }, + 'subscriber_id': { + 'type': 'string', + 'description': 'Unique subscriber identifier (e.g., "vscode-extension")', + }, + 'events': { + 'type': 'array', + 'items': {'type': 'string'}, + 'description': 'Event types to subscribe to, or ["*"] for all. ' + 'Events: agent_registered, lock_acquired, lock_released, ' + 'lock_renewed, message_sent, plan_updated', + }, + }, + 'required': ['action'], +}; + +/// Tool config for subscribe. +const subscribeToolConfig = ( + title: 'Subscribe', + description: 'Subscribe to real-time notifications for state changes. ' + 'REQUIRED: action (subscribe|unsubscribe|list). For subscribe: ' + 'subscriber_id, events (array or ["*"] for all). ' + 'Events: agent_registered, lock_acquired, lock_released, lock_renewed, ' + 'message_sent, plan_updated. ' + 'Example: {"action":"subscribe","subscriber_id":"my-ext","events":["*"]}', + inputSchema: subscribeInputSchema, + outputSchema: null, + annotations: null, +); + +/// Create subscribe tool handler. +ToolCallback createSubscribeHandler(NotificationEmitter emitter) => + (args, meta) async { + final action = args['action']! as String; + + return switch (action) { + 'subscribe' => _subscribe( + emitter, + args['subscriber_id'] as String?, + args['events'] as List?, + ), + 'unsubscribe' => _unsubscribe( + emitter, + args['subscriber_id'] as String?, + ), + 'list' => _list(emitter), + _ => ( + content: [ + textContent( '{"error":"Unknown action: $action"}'), + ], + isError: true, + ), + }; + }; + +CallToolResult _subscribe( + NotificationEmitter emitter, + String? subscriberId, + List? events, +) { + if (subscriberId == null) { + return ( + content: [ + textContent('{"error":"subscribe requires subscriber_id"}'), + ], + isError: true, + ); + } + + // Default to all events if not specified + final eventList = events?.map((e) => e.toString()).toList() ?? ['*']; + + // Validate event types + final validEvents = [...allEventTypes, '*']; + final invalidEvents = + eventList.where((e) => !validEvents.contains(e)).toList(); + if (invalidEvents.isNotEmpty) { + final msg = '{"error":"Invalid event types: ${invalidEvents.join(', ')}"}'; + return ( + content: [textContent(msg)], + isError: true, + ); + } + + emitter.addSubscriber((subscriberId: subscriberId, events: eventList)); + + final eventsJson = eventList.join('","'); + final json = '{"subscribed":true,"subscriber_id":"$subscriberId",' + '"events":["$eventsJson"]}'; + return ( + content: [textContent(json)], + isError: false, + ); +} + +CallToolResult _unsubscribe(NotificationEmitter emitter, String? subscriberId) { + if (subscriberId == null) { + return ( + content: [ + textContent('{"error":"unsubscribe requires subscriber_id"}'), + ], + isError: true, + ); + } + + emitter.removeSubscriber(subscriberId); + + return ( + content: [ + textContent('{"unsubscribed":true,"subscriber_id":"$subscriberId"}'), + ], + isError: false, + ); +} + +CallToolResult _list(NotificationEmitter emitter) { + final subscribers = emitter.getSubscribers(); + final json = subscribers + .map( + (s) => '{"subscriber_id":"${s.subscriberId}",' + '"events":["${s.events.join('","')}"]}', + ) + .join(','); + + return ( + content: [ + textContent( '{"subscribers":[$json]}'), + ], + isError: false, + ); +} diff --git a/examples/too_many_cooks/lib/src/types.dart b/examples/too_many_cooks/lib/src/types.dart new file mode 100644 index 0000000..18656b2 --- /dev/null +++ b/examples/too_many_cooks/lib/src/types.dart @@ -0,0 +1,76 @@ +/// Core types for Too Many Cooks MCP server. +library; + +/// Agent identity (public info only - no key). +typedef AgentIdentity = ({ + String agentName, + int registeredAt, + int lastActive, +}); + +/// Agent registration result (includes secret key). +typedef AgentRegistration = ({ + String agentName, + String agentKey, +}); + +/// File lock info. +typedef FileLock = ({ + String filePath, + String agentName, + int acquiredAt, + int expiresAt, + String? reason, + int version, +}); + +/// Lock acquisition result. +typedef LockResult = ({ + bool acquired, + FileLock? lock, + String? error, +}); + +/// Inter-agent message. +typedef Message = ({ + String id, + String fromAgent, + String toAgent, + String content, + int createdAt, + int? readAt, +}); + +/// Agent plan (what they're doing and why). +typedef AgentPlan = ({ + String agentName, + String goal, + String currentTask, + int updatedAt, +}); + +/// Database error. +typedef DbError = ({String code, String message}); + +/// Error code for resource not found. +const errNotFound = 'NOT_FOUND'; + +/// Error code for unauthorized access. +const errUnauthorized = 'UNAUTHORIZED'; + +/// Error code when lock is held by another agent. +const errLockHeld = 'LOCK_HELD'; + +/// Error code when lock has expired. +const errLockExpired = 'LOCK_EXPIRED'; + +/// Error code for validation failures. +const errValidation = 'VALIDATION'; + +/// Error code for database errors. +const errDatabase = 'DATABASE'; + +/// Create text content for MCP tool responses. +/// Uses Map which is required for dart2js compatibility with records. +Map textContent(String text) => + {'type': 'text', 'text': text}; diff --git a/examples/too_many_cooks/lib/too_many_cooks.dart b/examples/too_many_cooks/lib/too_many_cooks.dart new file mode 100644 index 0000000..32163d1 --- /dev/null +++ b/examples/too_many_cooks/lib/too_many_cooks.dart @@ -0,0 +1,11 @@ +/// Multi-agent Git coordination MCP server. +/// +/// Enables multiple AI agents to safely edit a git repository simultaneously +/// through advisory file locking, identity verification, inter-agent messaging, +/// and plan visibility. +library; + +export 'src/config.dart'; +export 'src/db/db.dart' show createDb; +export 'src/server.dart'; +export 'src/types.dart'; diff --git a/examples/too_many_cooks/package-lock.json 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sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" + austerity: + dependency: "direct main" + description: + name: austerity + sha256: e81f52faa46859ed080ad6c87de3409b379d162c083151d6286be6eb7b71f816 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" + dart_logging: + dependency: "direct main" + description: + path: "../../packages/dart_logging" + relative: true + source: path + version: "1.0.0" + dart_node_better_sqlite3: + dependency: "direct main" + description: + path: "../../packages/dart_node_better_sqlite3" + relative: true + source: path + version: "0.1.0-beta" + dart_node_core: + dependency: "direct main" + description: + path: "../../packages/dart_node_core" + relative: true + source: path + version: "0.2.0-beta" + dart_node_mcp: + dependency: "direct main" + description: + path: "../../packages/dart_node_mcp" + relative: true + source: path + version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" + nadz: + dependency: "direct main" + description: + name: nadz + sha256: "749586d5d9c94c3660f85c4fa41979345edd5179ef221d6ac9127f36ca1674f8" + url: "https://pub.dev" + source: hosted + version: "0.0.7-beta" + node_preamble: + dependency: transitive + description: + name: node_preamble + sha256: "6e7eac89047ab8a8d26cf16127b5ed26de65209847630400f9aefd7cd5c730db" + url: "https://pub.dev" + source: hosted + version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: "direct main" + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" +sdks: + dart: ">=3.10.0 <4.0.0" diff --git a/examples/too_many_cooks/pubspec.yaml b/examples/too_many_cooks/pubspec.yaml new file mode 100644 index 0000000..942a004 --- /dev/null +++ b/examples/too_many_cooks/pubspec.yaml @@ -0,0 +1,23 @@ +name: too_many_cooks +description: Multi-agent Git coordination MCP server +version: 0.1.0 +publish_to: none + +environment: + sdk: ^3.10.0 + +dependencies: + austerity: ^1.3.0 + dart_logging: + path: ../../packages/dart_logging + dart_node_better_sqlite3: + path: ../../packages/dart_node_better_sqlite3 + dart_node_core: + path: ../../packages/dart_node_core + dart_node_mcp: + path: ../../packages/dart_node_mcp + nadz: ^0.0.7-beta + path: ^1.9.0 + +dev_dependencies: + test: ^1.24.0 diff --git a/examples/too_many_cooks/readme.md b/examples/too_many_cooks/readme.md new file mode 100644 index 0000000..a7ade8b --- /dev/null +++ b/examples/too_many_cooks/readme.md @@ -0,0 +1,536 @@ +# Too Many Cooks - Multi-Agent Git Coordination MCP Server + +## Overview + +"Too Many Cooks" is an MCP server enabling multiple AI agents to safely edit a git repository simultaneously. It provides concurrency control through advisory file locking, agent identity verification, inter-agent messaging, and plan visibility. + +**Location**: `examples/too_many_cooks/` + +**Tech Stack**: +- Dart on Node.js via dart_node +- `better-sqlite3` via JS interop (new package: `packages/dart_node_better_sqlite3/`) +- MCP via `dart_node_mcp` +- All FP: typedef records, pure functions, `Result` from nadz + +--- + +## CRITICAL: Architecture Requirements + +### ONE PROCESS, ONE DATABASE + +**The MCP server MUST run as a single, long-lived process.** All clients (Claude Code, VSCode extension, other agents) connect to the SAME server instance. + +``` +┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐ +│ Claude Code │ │ VSCode Extension│ │ Other Agents │ +└────────┬────────┘ └────────┬────────┘ └────────┬────────┘ + │ │ │ + └───────────────────────┼───────────────────────┘ + │ + ▼ + ┌────────────────────────┐ + │ Too Many Cooks MCP │ ← SINGLE PROCESS + │ Server │ + └───────────┬────────────┘ + │ + ▼ + ┌────────────────────────┐ + │ ~/.too_many_cooks/ │ ← SINGLE DATABASE + │ data.db │ + └────────────────────────┘ +``` + +### Server Startup + +**The MCP server must be started BEFORE any client connects.** Clients do NOT spawn the server. + +```bash +# Start the server (run once, keeps running) +node examples/too_many_cooks/build/bin/server_node.js + +# Or as a background daemon +nohup node examples/too_many_cooks/build/bin/server_node.js & +``` + +### Database Location + +The database MUST be at a fixed, absolute path so all server instances share state: + +```dart +// In config.dart +static String get dbPath { + final home = Platform.environment['HOME'] ?? '/tmp'; + return '$home/.too_many_cooks/data.db'; +} +``` + +**NOT** relative to cwd. **NOT** spawned per-client. + +### Client Connection + +Clients connect to the already-running server via: +- **stdio**: For Claude Code MCP integration +- **HTTP/SSE**: For VSCode extension (polls for changes) + +The VSCode extension does NOT spawn its own server. It connects to the existing one or polls the shared database. + +--- + +## Database Schema + +```mermaid +erDiagram + identity ||--o{ locks : holds + identity ||--o{ messages : sends + identity ||--o| plans : has +``` + +- **identity**: agent_name (PK), agent_key, registered_at, last_active +- **locks**: file_path (PK), agent_name (FK), acquired_at, expires_at, reason, version +- **messages**: id (PK), from_agent (FK), to_agent, content, created_at, read_at +- **plans**: agent_name (PK/FK), goal, current_task, updated_at + +--- + +## Configuration + +```dart +typedef TooManyCooksConfig = ({ + String dbPath, // SQLite database path + int lockTimeoutMs, // Default: 600000 (10 minutes) + int maxMessageLength, // Default: 200 + int maxPlanLength, // Default: 100 per field +}); + +const defaultConfig = ( + dbPath: '.too_many_cooks.db', + lockTimeoutMs: 600000, + maxMessageLength: 200, + maxPlanLength: 100, +); +``` + +--- + +## Core Types (typedef records) + +```dart +// Identity +typedef AgentIdentity = ({ + String agentName, + int registeredAt, + int lastActive, +}); + +typedef AgentRegistration = ({ + String agentName, + String agentKey, // Only returned on registration +}); + +// Locks +typedef FileLock = ({ + String filePath, + String agentName, + int acquiredAt, + int expiresAt, + String? reason, + int version, +}); + +typedef LockResult = ({ + bool acquired, + FileLock? lock, + String? error, // e.g., "held by agent-X until ..." +}); + +// Messages +typedef Message = ({ + String id, + String fromAgent, + String toAgent, + String content, + int createdAt, + int? readAt, +}); + +// Plans +typedef AgentPlan = ({ + String agentName, + String goal, + String currentTask, + int updatedAt, +}); +``` + +--- + +## Data Access Layer + +Haskell-style typeclass pattern using typedef of function signatures: + +```dart +/// Database operations - all return Result +typedef TypedefName = ({ + +// [...] + +}); + +//Create a type class for each of these + + // Identity + Result Function(String agentName) register, + Result Function(String agentName, String agentKey) authenticate, + Result, DbError> Function() listAgents, + Result Function(String agentName, String agentKey) heartbeat, + + // Locks + Result Function(String filePath, String agentName, String agentKey, String? reason) acquireLock, + Result Function(String filePath, String agentName, String agentKey) releaseLock, + Result Function(String filePath, String agentName, String agentKey) forceReleaseLock, // For expired locks + Result Function(String filePath) queryLock, + Result, DbError> Function() listLocks, + Result Function(String filePath, String agentName, String agentKey) renewLock, + + // Messages + Result Function(String fromAgent, String fromKey, String toAgent, String content) sendMessage, + Result, DbError> Function(String agentName, String agentKey, {bool unreadOnly}) getMessages, + Result Function(String messageId, String agentName, String agentKey) markRead, + + // Plans + Result Function(String agentName, String agentKey, String goal, String currentTask) updatePlan, + Result Function(String agentName) getPlan, + Result, DbError> Function() listPlans, + +/// Error types +typedef DbError = ({String code, String message}); + +// Error codes +const errNotFound = 'NOT_FOUND'; +const errUnauthorized = 'UNAUTHORIZED'; +const errLockHeld = 'LOCK_HELD'; +const errLockExpired = 'LOCK_EXPIRED'; +const errValidation = 'VALIDATION'; +const errDatabase = 'DATABASE'; +``` + +--- + +## File Protection + +No chmod. Only logical file locks - not physical. + +--- + +## MCP Tools (5 total) + +### `register` +Register a new agent. Returns key ONLY once - store it! +``` +Input: { name: string } +Output: { agent_name, agent_key } +``` + +### `lock` +Manage file locks. Action determines behavior. +``` +Input: { + action: "acquire" | "release" | "force_release" | "renew" | "query" | "list", + agent_name?: string, + agent_key?: string, + file_path?: string, + reason?: string +} +Output: { success, lock?, locks?, error? } +``` +- `acquire`: requires agent_name, agent_key, file_path. Optional reason. +- `release`: requires agent_name, agent_key, file_path +- `force_release`: requires agent_name, agent_key, file_path. Only works if expired. +- `renew`: requires agent_name, agent_key, file_path +- `query`: requires file_path only (no auth) +- `list`: no params (no auth) - returns all locks + +### `message` +Send/receive messages between agents. +``` +Input: { + action: "send" | "get" | "mark_read", + agent_name: string, + agent_key: string, + to_agent?: string, + content?: string, + message_id?: string, + unread_only?: bool +} +Output: { success, message_id?, messages? } +``` +- `send`: requires to_agent, content (max 200 chars). Use '*' for broadcast. +- `get`: returns messages. unread_only defaults true. +- `mark_read`: requires message_id + +### `plan` +Manage agent plans (what you're doing and why). +``` +Input: { + action: "update" | "get" | "list", + agent_name?: string, + agent_key?: string, + goal?: string, + current_task?: string +} +Output: { success, plan?, plans? } +``` +- `update`: requires agent_name, agent_key, goal, current_task (max 100 chars each) +- `get`: requires agent_name only (no auth) - view any agent's plan +- `list`: no params - returns all plans + +### `status` +Get system overview (agents, locks, plans). +``` +Input: { } +Output: { agents: [...], locks: [...], plans: [...] } +``` + +--- + +## Packages to Create + +### 1. `packages/dart_node_better_sqlite3/` + +Dart bindings for better-sqlite3 npm package. + +```dart +// Core types +typedef Database = ({ + Result Function(String sql) prepare, + Result Function(String sql) exec, + Result Function() close, + void Function(String pragma) pragma, +}); + +typedef Statement = ({ + Result>, String> Function([List? params]) all, + Result?, String> Function([List? params]) get, + Result Function([List? params]) run, +}); + +typedef RunResult = ({int changes, int lastInsertRowid}); + +// Factory +Result openDatabase(String path); +``` + +Key implementation notes: +- Enable WAL mode: `db.pragma('journal_mode = WAL')` +- Set busy timeout: `db.pragma('busy_timeout = 5000')` +- Use IMMEDIATE transactions for writes + +### 2. `examples/too_many_cooks/` + +The MCP server implementation. + +``` +examples/too_many_cooks/ +├── pubspec.yaml +├── analysis_options.yaml +├── lib/ +│ ├── too_many_cooks.dart # Main export +│ └── src/ +│ ├── types.dart # All typedef records +│ ├── config.dart # Configuration +│ ├── db/ +│ │ ├── schema.dart # SQL schema constants +│ │ ├── db.dart # TooManyCooksDb implementation +│ │ └── migrations.dart # Schema versioning +│ ├── tools/ +│ │ ├── identity_tools.dart # register_agent, list_agents +│ │ ├── lock_tools.dart # acquire_lock, release_lock, etc. +│ │ ├── message_tools.dart # send_message, get_messages, etc. +│ │ └── plan_tools.dart # update_plan, get_plan, list_plans +│ └── server.dart # MCP server setup +├── bin/ +│ └── server.dart # Entry point +└── test/ + ├── db_test.dart + ├── lock_test.dart + ├── message_test.dart + ├── plan_test.dart + └── integration_test.dart +``` + +--- + +## Key Implementation Details + +### Authentication on Every Call + +Every tool that takes `agent_name` + `agent_key` MUST: +1. Verify key matches the registered agent +2. Update `last_active` timestamp on success +3. Return `UNAUTHORIZED` error on mismatch + +```dart +Result authenticateAndUpdateActivity( + Database db, + String agentName, + String agentKey, +) { + final result = db.prepare(''' + UPDATE identity + SET last_active = ? + WHERE agent_name = ? AND agent_key = ? + ''').run([DateTime.now().millisecondsSinceEpoch, agentName, agentKey]); + + return switch (result) { + Success(:final value) when value.changes == 0 => + Error((code: errUnauthorized, message: 'Invalid agent credentials')), + Success(_) => Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} +``` + +### Lock Expiry Check + +Any agent can force-release expired locks: + +```dart +Result forceReleaseLock( + Database db, + String filePath, + String requestingAgent, + String requestingKey, +) { + // 1. Authenticate requesting agent (updates their last_active) + // 2. Check if lock exists and is expired + // 3. If expired: delete lock + // 4. If not expired: return error with holder info +} +``` + +### Optimistic Concurrency for Locks + +Use version column to prevent race conditions: + +```dart +// Acquire: INSERT OR fail if exists +// Release: DELETE WHERE version = expected_version +// Renew: UPDATE ... SET version = version + 1 WHERE version = ? +``` + +--- + +## VSCode Extension + +*[Placeholder - to be designed separately]* + +--- + +## Usage Example + +```dart +import 'package:too_many_cooks/too_many_cooks.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; + +Future main() async { + final serverResult = createTooManyCooksServer( + config: defaultConfig, + ); + + final server = switch (serverResult) { + Success(:final value) => value, + Error(:final error) => throw Exception(error), + }; + + final transportResult = createStdioServerTransport(); + final transport = switch (transportResult) { + Success(:final value) => value, + Error(:final error) => throw Exception(error), + }; + + await server.connect(transport); +} +``` + +--- + +## Implementation Order + +1. **dart_node_better_sqlite3** - SQLite bindings package +2. **too_many_cooks/db** - Schema + data access layer +3. **too_many_cooks/file_protection** - chmod operations +4. **too_many_cooks/tools** - MCP tool implementations +5. **too_many_cooks/server** - Wire it all together +6. **Tests** - Comprehensive test suite + + + +----- + +# Review + +## Implementation Status: 100% Complete (Working) + +### What's Implemented + +All 6 MCP tools are fully coded: + +| Tool | Status | Description | +|------|--------|-------------| +| `register` | ✅ Complete | Agent registration with secure key generation | +| `lock` | ✅ Complete | File locking with acquire/release/force_release/renew/query/list | +| `message` | ✅ Complete | Inter-agent messaging with send/get/mark_read + broadcast | +| `plan` | ✅ Complete | Goal/task tracking with update/get/list | +| `status` | ✅ Complete | System overview (agents, locks, plans) | +| `subscribe` | ✅ Complete | Real-time notifications via MCP logging | + +**Database layer** ([db.dart](examples/too_many_cooks/lib/src/db/db.dart)): Full implementation with 4 tables, Result error handling, proper schema with WAL mode. + +**Server** ([server.dart](examples/too_many_cooks/lib/src/server.dart)): MCP server wired up with all tools and notification system. + +**Types** ([types.dart](examples/too_many_cooks/lib/src/types.dart)): Clean typedef records for all data types. + +### Do Tests Prove It Works? + +**YES** - All 69 tests pass consistently. + +**Test Coverage:** +- [db_test.dart](examples/too_many_cooks/test/db_test.dart): 32 unit tests covering identity, locks, messages, plans, lock expiration, and retry policy - **ALL PASSING** +- [integration_test.dart](examples/too_many_cooks/test/integration_test.dart): 37 end-to-end tests with 5 concurrent agents, race condition handling, error validation - **ALL PASSING** + +The tests prove: +- Agent registration with unique key generation +- Lock acquisition/release/renewal +- Message sending and broadcast +- Plan updates and visibility +- Concurrent operations work correctly +- **Retry policy handles transient I/O errors with exponential backoff** + +### Retry Policy + +Database operations now include robust retry with exponential backoff for transient errors: + +```dart +const defaultRetryPolicy = ( + maxAttempts: 3, + baseDelayMs: 50, + backoffMultiplier: 2.0, +); +``` + +Retryable errors: `disk I/O error`, `database is locked`, `SQLITE_BUSY` + +### What's Left To Do + +All tasks completed: +- ~~Delete dead test code~~ - basic_tests.dart deleted +- ~~Fix SQL injection~~ - parameterized queries now used +- ~~Add lock expiration tests~~ - 3 new tests added +- ~~Remove temp file~~ - temp_server.dart deleted + +### Summary + +The implementation is **complete and tested**. All core features work: agent registration, file locking, messaging, plans, and status. The architecture follows all project rules (Result, no exceptions, typedef records, async/await). Ready for production use with MCP clients. + +**VSCode Extension**: Located at `examples/too_many_cooks_vscode_extension/` - all 38 tests passing. Provides real-time visualization of agent status, locks, and messages. + diff --git a/examples/too_many_cooks/test/db_test.dart b/examples/too_many_cooks/test/db_test.dart new file mode 100644 index 0000000..938252a --- /dev/null +++ b/examples/too_many_cooks/test/db_test.dart @@ -0,0 +1,697 @@ +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:nadz/nadz.dart'; +import 'package:test/test.dart'; +import 'package:too_many_cooks/src/db/db.dart'; +import 'package:too_many_cooks/src/types.dart'; + +void main() { + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late TooManyCooksDb db; + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late String testDbPath; + final logger = createLoggerWithContext( + createLoggingContext( + transports: [logTransport(logToConsole)], + minimumLogLevel: LogLevel.debug, + ), + ); + + setUpAll(_deleteAllTestDbs); + + setUp(() { + testDbPath = '.test_${DateTime.now().millisecondsSinceEpoch}.db'; + final config = ( + dbPath: testDbPath, + lockTimeoutMs: 1000, + maxMessageLength: 200, + maxPlanLength: 100, + ); + logger.info('Creating test database: $testDbPath'); + final result = createDb(config, logger: logger); + expect(result, isA>()); + db = switch (result) { + Success(:final value) => value, + Error() => throw StateError('DB creation failed'), + }; + }); + + tearDown(() { + logger.info('Closing and deleting test database: $testDbPath'); + db.close(); + _deleteDbFile(testDbPath); + }); + + group('Identity', () { + test('register creates agent with key', () { + final result = db.register('agent1'); + expect(result, isA>()); + final reg = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(reg.agentName, 'agent1'); + expect(reg.agentKey.length, 64); + }); + + test('register rejects duplicate names', () { + db.register('agent1'); + final result = db.register('agent1'); + expect(result, isA>()); + final err = switch (result) { + Error(:final error) => error, + Success() => throw StateError('Expected error'), + }; + expect(err.code, errValidation); + }); + + test('register rejects empty name', () { + final result = db.register(''); + expect(result, isA>()); + }); + + test('authenticate succeeds with valid credentials', () { + final regResult = db.register('agent1'); + final reg = switch (regResult) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + final result = db.authenticate(reg.agentName, reg.agentKey); + expect(result, isA>()); + }); + + test('authenticate fails with wrong key', () { + db.register('agent1'); + final result = db.authenticate('agent1', 'wrongkey'); + expect(result, isA>()); + final err = switch (result) { + Error(:final error) => error, + Success() => throw StateError('Expected error'), + }; + expect(err.code, errUnauthorized); + }); + + test('listAgents returns all agents', () { + db.register('agent1'); + db.register('agent2'); + final result = db.listAgents(); + expect(result, isA, DbError>>()); + final agents = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(agents.length, 2); + }); + }); + + group('Locks', () { + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late AgentRegistration agent1; + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late AgentRegistration agent2; + + setUp(() { + final r1 = db.register('agent1'); + final r2 = db.register('agent2'); + agent1 = switch (r1) { + Success(:final value) => value, + Error() => throw StateError('Registration failed'), + }; + agent2 = switch (r2) { + Success(:final value) => value, + Error() => throw StateError('Registration failed'), + }; + }); + + test('acquireLock succeeds on free file', () { + final result = db.acquireLock( + '/path/file.dart', + agent1.agentName, + agent1.agentKey, + 'editing', + 1000, + ); + expect(result, isA>()); + final lockResult = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(lockResult.acquired, true); + expect(lockResult.lock?.agentName, 'agent1'); + }); + + test('acquireLock fails if already held', () { + db.acquireLock( + '/path/file.dart', + agent1.agentName, + agent1.agentKey, + null, + 10000, + ); + final result = db.acquireLock( + '/path/file.dart', + agent2.agentName, + agent2.agentKey, + null, + 1000, + ); + expect(result, isA>()); + final lockResult = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(lockResult.acquired, false); + expect(lockResult.error, contains('agent1')); + }); + + test('releaseLock succeeds for owner', () { + db.acquireLock( + '/path/file.dart', + agent1.agentName, + agent1.agentKey, + null, + 1000, + ); + final result = + db.releaseLock('/path/file.dart', agent1.agentName, agent1.agentKey); + expect(result, isA>()); + }); + + test('releaseLock fails for non-owner', () { + db.acquireLock( + '/path/file.dart', + agent1.agentName, + agent1.agentKey, + null, + 10000, + ); + final result = + db.releaseLock('/path/file.dart', agent2.agentName, agent2.agentKey); + expect(result, isA>()); + }); + + test('forceReleaseLock fails on non-expired lock', () { + db.acquireLock( + '/path/file.dart', + agent1.agentName, + agent1.agentKey, + null, + 100000, + ); + final result = db.forceReleaseLock( + '/path/file.dart', + agent2.agentName, + agent2.agentKey, + ); + expect(result, isA>()); + final err = switch (result) { + Error(:final error) => error, + Success() => throw StateError('Expected error'), + }; + expect(err.code, errLockHeld); + }); + + test('queryLock returns null for unlocked file', () { + final result = db.queryLock('/path/file.dart'); + expect(result, isA>()); + final lock = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(lock, isNull); + }); + + test('listLocks returns all locks', () { + db.acquireLock('/a.dart', agent1.agentName, agent1.agentKey, null, 1000); + db.acquireLock('/b.dart', agent2.agentName, agent2.agentKey, null, 1000); + final result = db.listLocks(); + expect(result, isA, DbError>>()); + final locks = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(locks.length, 2); + }); + + test('renewLock extends expiration', () { + db.acquireLock( + '/path/file.dart', + agent1.agentName, + agent1.agentKey, + null, + 1000, + ); + final beforeResult = db.queryLock('/path/file.dart'); + final before = switch (beforeResult) { + Success(:final value) => value!, + Error() => throw StateError('Expected success'), + }; + db.renewLock('/path/file.dart', agent1.agentName, agent1.agentKey, 5000); + final afterResult = db.queryLock('/path/file.dart'); + final after = switch (afterResult) { + Success(:final value) => value!, + Error() => throw StateError('Expected success'), + }; + expect(after.expiresAt, greaterThan(before.expiresAt)); + }); + + test('acquireLock succeeds on expired lock', () async { + // Create lock with very short timeout (10ms) + db.acquireLock( + '/path/expire.dart', + agent1.agentName, + agent1.agentKey, + null, + 10, // 10ms timeout + ); + + // Wait for lock to expire + await Future.delayed(const Duration(milliseconds: 50)); + + // Agent2 should be able to acquire the expired lock + final result = db.acquireLock( + '/path/expire.dart', + agent2.agentName, + agent2.agentKey, + 'taking over expired lock', + 1000, + ); + expect(result, isA>()); + final lockResult = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(lockResult.acquired, true); + expect(lockResult.lock?.agentName, 'agent2'); + }); + + test('forceReleaseLock succeeds on expired lock', () async { + // Create lock with very short timeout (10ms) + db.acquireLock( + '/path/force.dart', + agent1.agentName, + agent1.agentKey, + null, + 10, // 10ms timeout + ); + + // Wait for lock to expire + await Future.delayed(const Duration(milliseconds: 50)); + + // Agent2 should be able to force release the expired lock + final result = db.forceReleaseLock( + '/path/force.dart', + agent2.agentName, + agent2.agentKey, + ); + expect(result, isA>()); + + // Verify lock is gone + final query = db.queryLock('/path/force.dart'); + final lock = switch (query) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(lock, isNull); + }); + + test('forceReleaseLock on non-existent lock fails', () { + final result = db.forceReleaseLock( + '/path/nonexistent.dart', + agent1.agentName, + agent1.agentKey, + ); + expect(result, isA>()); + final err = switch (result) { + Error(:final error) => error, + Success() => throw StateError('Expected error'), + }; + expect(err.code, errNotFound); + }); + }); + + group('Messages', () { + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late AgentRegistration agent1; + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late AgentRegistration agent2; + + setUp(() { + final r1 = db.register('agent1'); + final r2 = db.register('agent2'); + agent1 = switch (r1) { + Success(:final value) => value, + Error() => throw StateError('Registration failed'), + }; + agent2 = switch (r2) { + Success(:final value) => value, + Error() => throw StateError('Registration failed'), + }; + }); + + test('sendMessage creates message', () { + final result = db.sendMessage( + agent1.agentName, + agent1.agentKey, + agent2.agentName, + 'Hello!', + ); + expect(result, isA>()); + }); + + test('sendMessage rejects too long content', () { + final longContent = 'x' * 300; + final result = db.sendMessage( + agent1.agentName, + agent1.agentKey, + agent2.agentName, + longContent, + ); + expect(result, isA>()); + }); + + test('getMessages returns messages for recipient', () { + db.sendMessage( + agent1.agentName, + agent1.agentKey, + agent2.agentName, + 'Hello!', + ); + final result = db.getMessages(agent2.agentName, agent2.agentKey); + expect(result, isA, DbError>>()); + final messages = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(messages.length, 1); + expect(messages.first.content, 'Hello!'); + }); + + test('broadcast messages reach all agents', () { + db.sendMessage(agent1.agentName, agent1.agentKey, '*', 'Broadcast!'); + final result = db.getMessages(agent2.agentName, agent2.agentKey); + final messages = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(messages.length, 1); + }); + + test('markRead updates read_at', () { + db.sendMessage( + agent1.agentName, + agent1.agentKey, + agent2.agentName, + 'Hello!', + ); + final messagesResult = + db.getMessages(agent2.agentName, agent2.agentKey); + final messages = switch (messagesResult) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + final msgId = messages.first.id; + db.markRead(msgId, agent2.agentName, agent2.agentKey); + final unread = + db.getMessages(agent2.agentName, agent2.agentKey, unreadOnly: true); + final unreadMessages = switch (unread) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(unreadMessages.length, 0); + }); + }); + + group('Plans', () { + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late AgentRegistration agent1; + + setUp(() { + final r = db.register('agent1'); + agent1 = switch (r) { + Success(:final value) => value, + Error() => throw StateError('Registration failed'), + }; + }); + + test('updatePlan creates plan', () { + final result = db.updatePlan( + agent1.agentName, + agent1.agentKey, + 'Fix bugs', + 'Reviewing code', + ); + expect(result, isA>()); + }); + + test('updatePlan rejects too long fields', () { + final longText = 'x' * 200; + final result = db.updatePlan( + agent1.agentName, + agent1.agentKey, + longText, + 'task', + ); + expect(result, isA>()); + }); + + test('getPlan returns agent plan', () { + db.updatePlan( + agent1.agentName, + agent1.agentKey, + 'Fix bugs', + 'Reviewing', + ); + final result = db.getPlan(agent1.agentName); + expect(result, isA>()); + final plan = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(plan?.goal, 'Fix bugs'); + }); + + test('getPlan returns null for no plan', () { + final result = db.getPlan('nonexistent'); + final plan = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(plan, isNull); + }); + + test('listPlans returns all plans', () { + db.updatePlan(agent1.agentName, agent1.agentKey, 'Goal', 'Task'); + final result = db.listPlans(); + expect(result, isA, DbError>>()); + final plans = switch (result) { + Success(:final value) => value, + Error() => throw StateError('Expected success'), + }; + expect(plans.length, 1); + }); + }); + + group('Retry Policy', () { + test('createDb uses default retry policy', () { + // Default policy should succeed on valid path + final ts = DateTime.now().millisecondsSinceEpoch; + final path = '.test_retry_default_$ts.db'; + final config = ( + dbPath: path, + lockTimeoutMs: 1000, + maxMessageLength: 200, + maxPlanLength: 100, + ); + final result = createDb(config, logger: logger); + expect(result, isA>()); + switch (result) { + case Success(:final value): + value.close(); + case Error(): + break; + } + _deleteDbFile(path); + }); + + test('createDb accepts custom retry policy', () { + final ts = DateTime.now().millisecondsSinceEpoch; + final path = '.test_retry_custom_$ts.db'; + final config = ( + dbPath: path, + lockTimeoutMs: 1000, + maxMessageLength: 200, + maxPlanLength: 100, + ); + const customPolicy = ( + maxAttempts: 5, + baseDelayMs: 10, + backoffMultiplier: 1.5, + ); + final result = createDb( + config, + logger: logger, + retryPolicy: customPolicy, + ); + expect(result, isA>()); + switch (result) { + case Success(:final value): + value.close(); + case Error(): + break; + } + _deleteDbFile(path); + }); + + test('retry policy does not retry non-retryable errors', () { + // Invalid path should fail immediately without retry + const config = ( + dbPath: '/nonexistent/path/that/does/not/exist/db.sqlite', + lockTimeoutMs: 1000, + maxMessageLength: 200, + maxPlanLength: 100, + ); + const fastPolicy = ( + maxAttempts: 5, + baseDelayMs: 1, + backoffMultiplier: 1.0, + ); + final start = DateTime.now(); + final result = createDb( + config, + logger: logger, + retryPolicy: fastPolicy, + ); + final elapsed = DateTime.now().difference(start); + expect(result, isA>()); + // Should be fast - no retries on path errors (not I/O errors) + expect(elapsed.inMilliseconds, lessThan(1000)); + }); + + test('default retry policy constants are correct', () { + expect(defaultRetryPolicy.maxAttempts, 3); + expect(defaultRetryPolicy.baseDelayMs, 50); + expect(defaultRetryPolicy.backoffMultiplier, 2.0); + }); + + test('concurrent db creation succeeds with retry', () { + // Simulate concurrent access by creating multiple DBs rapidly + final paths = []; + final dbs = []; + + for (var i = 0; i < 5; i++) { + final ts = DateTime.now().millisecondsSinceEpoch; + final path = '.test_concurrent_${ts}_$i.db'; + paths.add(path); + final config = ( + dbPath: path, + lockTimeoutMs: 1000, + maxMessageLength: 200, + maxPlanLength: 100, + ); + final result = createDb(config, logger: logger); + expect( + result, + isA>(), + reason: 'DB $i should succeed', + ); + switch (result) { + case Success(:final value): + dbs.add(value); + case Error(): + throw StateError('DB $i creation failed'); + } + } + + // Verify all DBs work + for (var i = 0; i < dbs.length; i++) { + final reg = dbs[i].register('agent_$i'); + expect( + reg, + isA>(), + reason: 'Registration in DB $i should succeed', + ); + } + + // Cleanup + for (var i = 0; i < dbs.length; i++) { + dbs[i].close(); + _deleteDbFile(paths[i]); + } + }); + }); +} + +/// Delete all test database files before running tests. +void _deleteAllTestDbs() { + final fs = requireModule('fs'); + if (fs case final JSObject fsObj) { + final readdirSync = fsObj['readdirSync']; + final unlinkSync = fsObj['unlinkSync']; + + if ((readdirSync, unlinkSync) case ( + final JSFunction readdir, + final JSFunction unlink, + )) { + final filesResult = readdir.callAsFunction(fsObj, '.'.toJS); + if (filesResult case final JSArray files) { + for (final file in files.toDart) { + if (file case final JSString jsFileName) { + final fileName = jsFileName.toDart; + if (fileName.startsWith('.test_') && fileName.endsWith('.db') || + fileName.startsWith('.test_') && fileName.contains('.db-')) { + unlink.callAsFunction(fsObj, fileName.toJS); + } + } + } + } + + // Also delete main db files + final existsSync = fsObj['existsSync']; + if (existsSync case final JSFunction exists) { + for (final dbFile in [ + '.too_many_cooks.db', + '.too_many_cooks.db-wal', + '.too_many_cooks.db-shm', + ]) { + final existsResult = exists.callAsFunction(fsObj, dbFile.toJS); + if (existsResult case final JSBoolean b when b.toDart) { + unlink.callAsFunction(fsObj, dbFile.toJS); + } + } + } + } + } +} + +/// Delete a specific database file and its WAL/SHM files. +void _deleteDbFile(String path) { + final fs = requireModule('fs'); + if (fs case final JSObject fsObj) { + final unlinkSync = fsObj['unlinkSync']; + final existsSync = fsObj['existsSync']; + + if ((unlinkSync, existsSync) case ( + final JSFunction unlink, + final JSFunction exists, + )) { + for (final suffix in ['', '-wal', '-shm']) { + final filePath = '$path$suffix'; + final existsResult = exists.callAsFunction(fsObj, filePath.toJS); + if (existsResult case final JSBoolean b when b.toDart) { + unlink.callAsFunction(fsObj, filePath.toJS); + } + } + } + } +} diff --git a/examples/too_many_cooks/test/integration_test.dart b/examples/too_many_cooks/test/integration_test.dart new file mode 100644 index 0000000..56bdab8 --- /dev/null +++ b/examples/too_many_cooks/test/integration_test.dart @@ -0,0 +1,606 @@ +/// Integration test - spawn MCP server process, 5 agents hit it concurrently. +library; + +import 'dart:async'; +import 'dart:convert'; +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:test/test.dart'; + +void main() { + group('Too Many Cooks MCP Server Integration', () { + // late is required for setUp/tearDown pattern in test files + // ignore: no_late + late _McpClient client; + + setUp(() async { + // Delete DB file to start fresh each test + _deleteDbFiles(); + client = _McpClient(); + await client.start(); + }); + + tearDown(() async { + await client.stop(); + }); + + // Clean up after ALL tests complete so we don't pollute the shared DB + tearDownAll(_deleteDbFiles); + + test('5 agents register concurrently', () async { + final registerFutures = List.generate( + 5, + (i) => client.callTool('register', {'name': 'agent$i'}), + ); + final regResults = await Future.wait(registerFutures); + + for (final r in regResults) { + final json = jsonDecode(r) as Map; + expect(json['agent_name'], isNotNull); + expect(json['agent_key'], isNotNull); + } + }); + + test('5 agents acquire locks on different files concurrently', () async { + // Register agents first + final agents = await _registerAgents(client, 5); + + // All 5 agents acquire locks on different files concurrently + final lockFutures = agents.map( + (a) => client.callTool('lock', { + 'action': 'acquire', + 'file_path': '/src/${a.name}.dart', + 'agent_name': a.name, + 'agent_key': a.key, + 'reason': 'editing', + }), + ); + final lockResults = await Future.wait(lockFutures); + + for (final r in lockResults) { + final json = jsonDecode(r) as Map; + expect(json['acquired'], isTrue); + } + }); + + test('lock race condition handled correctly', () async { + final agents = await _registerAgents(client, 2); + + const contested = '/contested/file.dart'; + final raceResults = await Future.wait([ + client.callTool('lock', { + 'action': 'acquire', + 'file_path': contested, + 'agent_name': agents[0].name, + 'agent_key': agents[0].key, + }), + client.callTool('lock', { + 'action': 'acquire', + 'file_path': contested, + 'agent_name': agents[1].name, + 'agent_key': agents[1].key, + }), + ]); + + final acquired0 = (jsonDecode(raceResults[0]) as Map)['acquired'] == true; + final acquired1 = (jsonDecode(raceResults[1]) as Map)['acquired'] == true; + + // Exactly one should win the race + expect(acquired0 != acquired1, isTrue); + }); + + test('5 agents update plans concurrently', () async { + final agents = await _registerAgents(client, 5); + + final planFutures = agents.map( + (a) => client.callTool('plan', { + 'action': 'update', + 'agent_name': a.name, + 'agent_key': a.key, + 'goal': 'Goal for ${a.name}', + 'current_task': 'Working on ${a.name}', + }), + ); + final results = await Future.wait(planFutures); + + for (final r in results) { + final json = jsonDecode(r) as Map; + expect(json['updated'], isTrue); + } + }); + + test('5 agents send messages concurrently', () async { + final agents = await _registerAgents(client, 5); + + final msgFutures = >[]; + for (var i = 0; i < agents.length; i++) { + final sender = agents[i]; + final recipient = agents[(i + 1) % agents.length]; + msgFutures.add( + client.callTool('message', { + 'action': 'send', + 'agent_name': sender.name, + 'agent_key': sender.key, + 'to_agent': recipient.name, + 'content': 'Hello from ${sender.name}!', + }), + ); + } + final results = await Future.wait(msgFutures); + + for (final r in results) { + final json = jsonDecode(r) as Map; + expect(json['sent'], isTrue); + } + }); + + test('broadcast message to all agents', () async { + final agents = await _registerAgents(client, 3); + + // Send broadcast + final broadcastResult = await client.callTool('message', { + 'action': 'send', + 'agent_name': agents[0].name, + 'agent_key': agents[0].key, + 'to_agent': '*', + 'content': 'Broadcast!', + }); + expect((jsonDecode(broadcastResult) as Map)['sent'], isTrue); + + // All agents except sender should receive it + for (var i = 1; i < agents.length; i++) { + final inboxResult = await client.callTool('message', { + 'action': 'get', + 'agent_name': agents[i].name, + 'agent_key': agents[i].key, + }); + final json = jsonDecode(inboxResult) as Map; + final messages = json['messages']! as List; + expect(messages.isNotEmpty, isTrue); + } + }); + + test('status shows correct counts including messages', () async { + final agents = await _registerAgents(client, 5); + + // Acquire locks + for (final a in agents) { + await client.callTool('lock', { + 'action': 'acquire', + 'file_path': '/src/${a.name}.dart', + 'agent_name': a.name, + 'agent_key': a.key, + }); + } + + // Update plans + for (final a in agents) { + await client.callTool('plan', { + 'action': 'update', + 'agent_name': a.name, + 'agent_key': a.key, + 'goal': 'Goal', + 'current_task': 'Task', + }); + } + + // Send messages between agents + for (var i = 0; i < agents.length; i++) { + final sender = agents[i]; + final recipient = agents[(i + 1) % agents.length]; + await client.callTool('message', { + 'action': 'send', + 'agent_name': sender.name, + 'agent_key': sender.key, + 'to_agent': recipient.name, + 'content': 'Test msg from ${sender.name}', + }); + } + + // Check status - MUST include messages! + final statusJson = + jsonDecode(await client.callTool('status', {})) + as Map; + expect((statusJson['agents']! as List).length, equals(5)); + expect((statusJson['locks']! as List).length, equals(5)); + expect((statusJson['plans']! as List).length, equals(5)); + // CRITICAL: Status MUST return messages! + expect(statusJson.containsKey('messages'), isTrue, + reason: 'Status response MUST include messages field'); + expect((statusJson['messages']! as List).length, equals(5), + reason: 'Status MUST return all 5 messages sent'); + + // Verify message structure + final msgs = statusJson['messages']! as List; + final firstMsg = msgs.first as Map; + expect(firstMsg.containsKey('id'), isTrue); + expect(firstMsg.containsKey('from_agent'), isTrue); + expect(firstMsg.containsKey('to_agent'), isTrue); + expect(firstMsg.containsKey('content'), isTrue); + expect(firstMsg.containsKey('created_at'), isTrue); + }); + + test('agents release locks concurrently', () async { + final agents = await _registerAgents(client, 5); + + // Acquire locks + for (final a in agents) { + await client.callTool('lock', { + 'action': 'acquire', + 'file_path': '/src/${a.name}.dart', + 'agent_name': a.name, + 'agent_key': a.key, + }); + } + + // Release all concurrently + final releaseFutures = agents.map( + (a) => client.callTool('lock', { + 'action': 'release', + 'file_path': '/src/${a.name}.dart', + 'agent_name': a.name, + 'agent_key': a.key, + }), + ); + final results = await Future.wait(releaseFutures); + + for (final r in results) { + final json = jsonDecode(r) as Map; + expect(json['released'], isTrue); + } + + // Verify no locks remain + final status = + jsonDecode(await client.callTool('status', {})) + as Map; + expect((status['locks']! as List).length, equals(0)); + }); + + // REGRESSION TESTS: Missing parameter validation + // These ensure tools return proper errors instead of crashing + + test('register without name returns error', () async { + final result = await client.callToolRaw('register', {}); + expect(result['isError'], isTrue); + final content = + (result['content']! as List).first as Map; + final text = content['text']! as String; + expect(text, contains('missing_parameter')); + expect(text, contains('name')); + }); + + test('lock without action returns error', () async { + final result = await client.callToolRaw('lock', {}); + expect(result['isError'], isTrue); + final content = + (result['content']! as List).first as Map; + final text = content['text']! as String; + expect(text, contains('missing_parameter')); + expect(text, contains('action')); + }); + + test('message without action returns error', () async { + final result = await client.callToolRaw('message', {}); + expect(result['isError'], isTrue); + final content = + (result['content']! as List).first as Map; + final text = content['text']! as String; + expect(text, contains('missing_parameter')); + expect(text, contains('action')); + }); + + test('message without agent_name returns error', () async { + final result = await client.callToolRaw('message', {'action': 'get'}); + expect(result['isError'], isTrue); + final content = + (result['content']! as List).first as Map; + final text = content['text']! as String; + expect(text, contains('missing_parameter')); + expect(text, contains('agent_name')); + }); + + test('message without agent_key returns error', () async { + final result = await client.callToolRaw('message', { + 'action': 'get', + 'agent_name': 'test', + }); + expect(result['isError'], isTrue); + final content = + (result['content']! as List).first as Map; + final text = content['text']! as String; + expect(text, contains('missing_parameter')); + expect(text, contains('agent_key')); + }); + + test('plan without action returns error', () async { + final result = await client.callToolRaw('plan', {}); + expect(result['isError'], isTrue); + final content = + (result['content']! as List).first as Map; + final text = content['text']! as String; + expect(text, contains('missing_parameter')); + expect(text, contains('action')); + }); + + // CRITICAL: One plan per agent - updating replaces, doesn't create new + test('updating plan replaces existing - ONE PLAN PER AGENT', () async { + final agents = await _registerAgents(client, 1); + final agent = agents.first; + + // Create initial plan + await client.callTool('plan', { + 'action': 'update', + 'agent_name': agent.name, + 'agent_key': agent.key, + 'goal': 'Initial goal', + 'current_task': 'Initial task', + }); + + // Verify one plan exists + var status = jsonDecode(await client.callTool('status', {})) + as Map; + var plans = status['plans']! as List; + expect(plans.length, equals(1), reason: 'Should have exactly 1 plan'); + + // Update the plan + await client.callTool('plan', { + 'action': 'update', + 'agent_name': agent.name, + 'agent_key': agent.key, + 'goal': 'Updated goal', + 'current_task': 'Updated task', + }); + + // CRITICAL: Still only ONE plan - update replaced, didn't create new + status = jsonDecode(await client.callTool('status', {})) + as Map; + plans = status['plans']! as List; + expect(plans.length, equals(1), + reason: 'MUST have exactly 1 plan - update replaces, not creates'); + + // Verify the plan was actually updated + final plan = plans.first as Map; + expect(plan['goal'], equals('Updated goal')); + expect(plan['current_task'], equals('Updated task')); + }); + + test('each agent has exactly one plan after multiple updates', () async { + final agents = await _registerAgents(client, 3); + + // Each agent updates their plan 3 times + for (var round = 0; round < 3; round++) { + for (final agent in agents) { + await client.callTool('plan', { + 'action': 'update', + 'agent_name': agent.name, + 'agent_key': agent.key, + 'goal': 'Goal round $round', + 'current_task': 'Task round $round', + }); + } + } + + // CRITICAL: Should have exactly 3 plans (one per agent), NOT 9 + final status = jsonDecode(await client.callTool('status', {})) + as Map; + final plans = status['plans']! as List; + expect(plans.length, equals(3), + reason: 'MUST have exactly 3 plans (one per agent), not 9'); + + // Verify each plan shows the latest update (round 2) + for (final plan in plans) { + final p = plan as Map; + expect(p['goal'], equals('Goal round 2')); + expect(p['current_task'], equals('Task round 2')); + } + }); + }); +} + +Future> _registerAgents( + _McpClient client, + int count, +) async { + final timestamp = DateTime.now().millisecondsSinceEpoch; + final registerFutures = List.generate( + count, + (i) => client.callTool('register', {'name': 'agent${timestamp}_$i'}), + ); + final regResults = await Future.wait(registerFutures); + return regResults.map((r) { + final json = jsonDecode(r) as Map; + return ( + name: json['agent_name']! as String, + key: json['agent_key']! as String, + ); + }).toList(); +} + +/// MCP Client - uses newline-delimited JSON over stdio. +class _McpClient { + JSObject? _process; + final _pending = >>{}; + var _nextId = 1; + var _buffer = ''; + + Future start() async { + final childProcess = requireModule('child_process') as JSObject; + final spawnFn = childProcess['spawn']! as JSFunction; + + _process = + spawnFn.callAsFunction( + null, + 'node'.toJS, + ['build/bin/server_node.js'].jsify(), + { + 'stdio': ['pipe', 'pipe', 'inherit'], + }.jsify(), + )! + as JSObject; + + final stdout = _process!['stdout']! as JSObject; + (stdout['on']! as JSFunction).callAsFunction( + stdout, + 'data'.toJS, + _onData.toJS, + ); + + await _request('initialize', { + 'protocolVersion': '2024-11-05', + 'capabilities': {}, + 'clientInfo': {'name': 'test-client', 'version': '1.0.0'}, + }); + + _notify('notifications/initialized', {}); + } + + Future stop() async { + if (_process != null) { + (_process!['kill']! as JSFunction).callAsFunction(_process); + } + } + + Future callTool(String name, Map args) async { + final result = await _request('tools/call', { + 'name': name, + 'arguments': args, + }); + final content = (result['content']! as List).first as Map; + return content['text']! as String; + } + + /// Returns raw result including isError flag for testing error responses. + Future> callToolRaw( + String name, + Map args, + ) => + _request('tools/call', {'name': name, 'arguments': args}); + + Future> _request( + String method, + Map params, + ) { + final id = _nextId++; + final completer = Completer>(); + _pending[id] = completer; + + final body = jsonEncode({ + 'jsonrpc': '2.0', + 'id': id, + 'method': method, + 'params': params, + }); + + // MCP stdio uses newline-delimited JSON + _write('$body\n'); + + return completer.future; + } + + void _notify(String method, Map params) { + final body = jsonEncode({ + 'jsonrpc': '2.0', + 'method': method, + 'params': params, + }); + _write('$body\n'); + } + + void _write(String data) { + final stdin = _process!['stdin']! as JSObject; + (stdin['write']! as JSFunction).callAsFunction(stdin, data.toJS); + } + + void _onData(JSAny chunk) { + final bytes = (chunk as JSUint8Array).toDart; + _buffer += String.fromCharCodes(bytes); + _processBuffer(); + } + + void _processBuffer() { + // MCP stdio uses newline-delimited JSON + while (true) { + final newlineIdx = _buffer.indexOf('\n'); + if (newlineIdx == -1) return; + + final line = _buffer.substring(0, newlineIdx); + _buffer = _buffer.substring(newlineIdx + 1); + + if (line.trim().isEmpty) continue; + _handleMessage(line); + } + } + + void _handleMessage(String body) { + final json = jsonDecode(body) as Map; + final id = json['id']; + if (id != null && _pending.containsKey(id)) { + final completer = _pending.remove(id)!; + if (json.containsKey('error')) { + completer.completeError(Exception('MCP error: ${json['error']}')); + } else { + completer.complete(json['result']! as Map); + } + } + } +} + +/// Delete DB and temp files using Node.js fs. +void _deleteDbFiles() { + final fs = requireModule('fs') as JSObject; + final unlinkSync = fs['unlinkSync']! as JSFunction; + final existsSync = fs['existsSync']! as JSFunction; + final readdirSync = fs['readdirSync']! as JSFunction; + final home = _getHome(); + final dbDir = '$home/.too_many_cooks'; + + // Delete DB files in ~/.too_many_cooks/ + for (final file in ['data.db', 'data.db-wal', 'data.db-shm']) { + final path = '$dbDir/$file'; + final exists = + (existsSync.callAsFunction(fs, path.toJS) as JSBoolean?)?.toDart ?? + false; + if (exists) { + unlinkSync.callAsFunction(fs, path.toJS); + } + } + + // Delete any .test_*.db files and .mjs temp files in current directory + final filesResult = readdirSync.callAsFunction(fs, '.'.toJS); + if (filesResult == null) return; + final files = (filesResult as JSArray).toDart; + for (final file in files) { + if (file == null) continue; + final fileName = switch (file) { + final JSString s => s.toDart, + _ => null, + }; + if (fileName == null) continue; + final isTestDb = fileName.startsWith('.test_') && fileName.contains('.db'); + final isTempMjs = fileName.endsWith('.mjs'); + if (isTestDb || isTempMjs) { + try { + final exists = + (existsSync.callAsFunction(fs, fileName.toJS) as JSBoolean?) + ?.toDart ?? + false; + if (exists) { + unlinkSync.callAsFunction(fs, fileName.toJS); + } + } on Object catch (_) { + // File may have been deleted by another process - ignore + } + } + } +} + +@JS('process') +external JSObject get _process; + +String _getHome() { + final env = _process['env']! as JSObject; + final home = env['HOME'] as JSString?; + return home?.toDart ?? '/tmp'; +} diff --git a/examples/too_many_cooks/test/types_test.dart b/examples/too_many_cooks/test/types_test.dart new file mode 100644 index 0000000..bfbe303 --- /dev/null +++ b/examples/too_many_cooks/test/types_test.dart @@ -0,0 +1,195 @@ +/// Tests for pure Dart types. +library; + +import 'package:test/test.dart'; +import 'package:too_many_cooks/src/config.dart'; +import 'package:too_many_cooks/src/types.dart'; + +void main() { + group('TooManyCooksConfig', () { + test('defaultConfig has correct values', () { + // dbPath is dynamic based on HOME env var, just check it ends correctly + expect(defaultConfig.dbPath, endsWith('.too_many_cooks/data.db')); + expect(defaultConfig.lockTimeoutMs, 600000); + expect(defaultConfig.maxMessageLength, 200); + expect(defaultConfig.maxPlanLength, 100); + }); + + test('custom config works', () { + const config = ( + dbPath: 'custom.db', + lockTimeoutMs: 1000, + maxMessageLength: 500, + maxPlanLength: 200, + ); + expect(config.dbPath, 'custom.db'); + expect(config.lockTimeoutMs, 1000); + }); + }); + + group('Types', () { + test('AgentIdentity can be created', () { + const identity = ( + agentName: 'test-agent', + registeredAt: 1234567890, + lastActive: 1234567899, + ); + expect(identity.agentName, 'test-agent'); + expect(identity.registeredAt, 1234567890); + expect(identity.lastActive, 1234567899); + }); + + test('AgentRegistration can be created', () { + const reg = (agentName: 'agent1', agentKey: 'secret-key-123'); + expect(reg.agentName, 'agent1'); + expect(reg.agentKey, 'secret-key-123'); + }); + + test('FileLock can be created', () { + const lock = ( + filePath: '/src/main.dart', + agentName: 'agent1', + acquiredAt: 1000, + expiresAt: 2000, + reason: 'editing', + version: 1, + ); + expect(lock.filePath, '/src/main.dart'); + expect(lock.agentName, 'agent1'); + expect(lock.reason, 'editing'); + expect(lock.version, 1); + }); + + test('FileLock reason can be null', () { + const lock = ( + filePath: '/src/main.dart', + agentName: 'agent1', + acquiredAt: 1000, + expiresAt: 2000, + reason: null, + version: 1, + ); + expect(lock.reason, isNull); + }); + + test('LockResult acquired true', () { + const result = ( + acquired: true, + lock: ( + filePath: '/test.dart', + agentName: 'agent1', + acquiredAt: 1000, + expiresAt: 2000, + reason: null, + version: 1, + ), + error: null, + ); + expect(result.acquired, isTrue); + expect(result.lock, isNotNull); + expect(result.error, isNull); + }); + + test('LockResult acquired false with error', () { + const result = ( + acquired: false, + lock: null, + error: 'Lock held by another agent', + ); + expect(result.acquired, isFalse); + expect(result.lock, isNull); + expect(result.error, 'Lock held by another agent'); + }); + + test('Message can be created', () { + const msg = ( + id: 'msg-123', + fromAgent: 'agent1', + toAgent: 'agent2', + content: 'Hello!', + createdAt: 1000, + readAt: null, + ); + expect(msg.id, 'msg-123'); + expect(msg.fromAgent, 'agent1'); + expect(msg.toAgent, 'agent2'); + expect(msg.content, 'Hello!'); + expect(msg.readAt, isNull); + }); + + test('Message with readAt', () { + const msg = ( + id: 'msg-123', + fromAgent: 'agent1', + toAgent: 'agent2', + content: 'Hello!', + createdAt: 1000, + readAt: 2000, + ); + expect(msg.readAt, 2000); + }); + + test('AgentPlan can be created', () { + const plan = ( + agentName: 'agent1', + goal: 'Fix all bugs', + currentTask: 'Reviewing code', + updatedAt: 1000, + ); + expect(plan.agentName, 'agent1'); + expect(plan.goal, 'Fix all bugs'); + expect(plan.currentTask, 'Reviewing code'); + }); + + test('DbError can be created', () { + const error = (code: errNotFound, message: 'Agent not found'); + expect(error.code, 'NOT_FOUND'); + expect(error.message, 'Agent not found'); + }); + }); + + group('Error codes', () { + test('errNotFound is correct', () { + expect(errNotFound, 'NOT_FOUND'); + }); + + test('errUnauthorized is correct', () { + expect(errUnauthorized, 'UNAUTHORIZED'); + }); + + test('errLockHeld is correct', () { + expect(errLockHeld, 'LOCK_HELD'); + }); + + test('errLockExpired is correct', () { + expect(errLockExpired, 'LOCK_EXPIRED'); + }); + + test('errValidation is correct', () { + expect(errValidation, 'VALIDATION'); + }); + + test('errDatabase is correct', () { + expect(errDatabase, 'DATABASE'); + }); + }); + + group('textContent', () { + test('creates text content map', () { + final content = textContent('Hello world'); + expect(content['type'], 'text'); + expect(content['text'], 'Hello world'); + }); + + test('handles empty string', () { + final content = textContent(''); + expect(content['type'], 'text'); + expect(content['text'], ''); + }); + + test('handles special characters', () { + final content = textContent('{"json": "value"}'); + expect(content['text'], '{"json": "value"}'); + }); + }); +} diff --git a/examples/too_many_cooks_vscode_extension/.eslintrc.json b/examples/too_many_cooks_vscode_extension/.eslintrc.json new file mode 100644 index 0000000..9664bf0 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/.eslintrc.json @@ -0,0 +1,20 @@ +{ + "root": true, + "parser": "@typescript-eslint/parser", + "parserOptions": { + "ecmaVersion": 2020, + "sourceType": "module" + }, + "plugins": ["@typescript-eslint"], + "extends": [ + "eslint:recommended", + "plugin:@typescript-eslint/recommended" + ], + "rules": { + "@typescript-eslint/no-unused-vars": ["warn", { "argsIgnorePattern": "^_" }], + "@typescript-eslint/no-explicit-any": "warn", + "semi": ["error", "always"], + "quotes": ["error", "single", { "avoidEscape": true }] + }, + "ignorePatterns": ["out", "dist", "**/*.d.ts"] +} diff --git a/examples/too_many_cooks_vscode_extension/.gitignore b/examples/too_many_cooks_vscode_extension/.gitignore new file mode 100644 index 0000000..466e248 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/.gitignore @@ -0,0 +1 @@ +out/ \ No newline at end of file diff --git a/examples/too_many_cooks_vscode_extension/.vscode/launch.json b/examples/too_many_cooks_vscode_extension/.vscode/launch.json new file mode 100644 index 0000000..f7a30c5 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/.vscode/launch.json @@ -0,0 +1,30 @@ +{ + "version": "0.2.0", + "configurations": [ + { + "name": "Run Extension", + "type": "extensionHost", + "request": "launch", + "args": [ + "--extensionDevelopmentPath=${workspaceFolder}" + ], + "outFiles": [ + "${workspaceFolder}/out/**/*.js" + ], + "preLaunchTask": "npm: compile" + }, + { + "name": "Extension Tests", + "type": "extensionHost", + "request": "launch", + "args": [ + "--extensionDevelopmentPath=${workspaceFolder}", + "--extensionTestsPath=${workspaceFolder}/out/test/suite/index" + ], + "outFiles": [ + "${workspaceFolder}/out/test/**/*.js" + ], + "preLaunchTask": "npm: compile" + } + ] +} diff --git a/examples/too_many_cooks_vscode_extension/.vscode/settings.json b/examples/too_many_cooks_vscode_extension/.vscode/settings.json new file mode 100644 index 0000000..f4b9dad --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/.vscode/settings.json @@ -0,0 +1,19 @@ +{ + "typescript.tsdk": "node_modules/typescript/lib", + "typescript.enablePromptUseWorkspaceTsdk": true, + "editor.formatOnSave": true, + "editor.defaultFormatter": "esbenp.prettier-vscode", + "[typescript]": { + "editor.defaultFormatter": "esbenp.prettier-vscode" + }, + "eslint.enable": true, + "eslint.validate": ["typescript"], + "files.exclude": { + "out": false, + "node_modules": true + }, + "search.exclude": { + "out": true, + "node_modules": true + } +} diff --git a/examples/too_many_cooks_vscode_extension/.vscode/tasks.json b/examples/too_many_cooks_vscode_extension/.vscode/tasks.json new file mode 100644 index 0000000..0bb2b90 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/.vscode/tasks.json @@ -0,0 +1,48 @@ +{ + "version": "2.0.0", + "tasks": [ + { + "label": "Kill Extension Hosts", + "type": "shell", + "command": "pkill -f 'Code.*--extensionDevelopmentPath=${workspaceFolder}' || true", + "presentation": { + "reveal": "never", + "panel": "shared" + }, + "problemMatcher": [] + }, + { + "label": "npm: compile", + "type": "npm", + "script": "compile", + "problemMatcher": "$tsc", + "group": { + "kind": "build", + "isDefault": true + }, + "presentation": { + "reveal": "never" + }, + "dependsOn": ["Kill Extension Hosts"] + }, + { + "label": "npm: watch", + "type": "npm", + "script": "watch", + "problemMatcher": "$tsc-watch", + "isBackground": true, + "presentation": { + "reveal": "never" + } + }, + { + "label": "npm: test", + "type": "npm", + "script": "test", + "problemMatcher": [], + "presentation": { + "reveal": "always" + } + } + ] +} diff --git a/examples/too_many_cooks_vscode_extension/.vscodeignore b/examples/too_many_cooks_vscode_extension/.vscodeignore new file mode 100644 index 0000000..a2a042d --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/.vscodeignore @@ -0,0 +1,13 @@ +.vscode/** +.vscode-test/** +src/** +test-fixtures/** +**/*.ts +**/*.map +.gitignore +tsconfig.json +*.sh +.too_many_cooks.db* +# Include production dependencies, exclude dev dependencies +node_modules/** +!node_modules/@preact/** diff --git a/examples/too_many_cooks_vscode_extension/LICENSE b/examples/too_many_cooks_vscode_extension/LICENSE new file mode 100644 index 0000000..b467ce2 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2024 Melbourne Developer + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/examples/too_many_cooks_vscode_extension/install.sh b/examples/too_many_cooks_vscode_extension/install.sh new file mode 100755 index 0000000..95b39d0 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/install.sh @@ -0,0 +1,23 @@ +#!/bin/bash +set -e +cd "$(dirname "$0")" + +echo "Building Too Many Cooks server..." +cd ../too_many_cooks +./build.sh +cd ../too_many_cooks_vscode_extension + +echo "Installing npm dependencies..." +npm install + +echo "Compiling TypeScript..." +npm run compile + +echo "Packaging extension..." +npx @vscode/vsce package + +VSIX=$(ls -t *.vsix | head -1) +echo "Installing $VSIX in VSCode..." +code --install-extension "$VSIX" --force + +echo "Done. Restart VSCode to activate." diff --git a/examples/too_many_cooks_vscode_extension/media/icons/chef.svg b/examples/too_many_cooks_vscode_extension/media/icons/chef.svg new file mode 100644 index 0000000..94c355b --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/media/icons/chef.svg @@ -0,0 +1,15 @@ + + + + + + + + + + + + + + + diff --git a/examples/too_many_cooks_vscode_extension/package-lock.json b/examples/too_many_cooks_vscode_extension/package-lock.json new file mode 100644 index 0000000..3bc03ca --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/package-lock.json @@ -0,0 +1,3477 @@ +{ + "name": "too-many-cooks", + "version": "0.1.0", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "name": "too-many-cooks", + "version": "0.1.0", + "license": "MIT", + "dependencies": { + "@preact/signals-core": "^1.5.0" + }, + "devDependencies": { + "@types/mocha": "^10.0.6", + "@types/node": "^20.0.0", + "@types/vscode": "^1.85.0", + 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"https://github.com/melbournedeveloper/dart_node" + }, + "homepage": "https://github.com/melbournedeveloper/dart_node/tree/main/examples/too_many_cooks_vscode_extension", + "bugs": { + "url": "https://github.com/melbournedeveloper/dart_node/issues" + }, + "engines": { + "vscode": "^1.85.0" + }, + "categories": [ + "Other" + ], + "activationEvents": [ + "onStartupFinished" + ], + "main": "./out/extension.js", + "contributes": { + "commands": [ + { + "command": "tooManyCooks.connect", + "title": "Connect to MCP Server", + "category": "Too Many Cooks" + }, + { + "command": "tooManyCooks.disconnect", + "title": "Disconnect", + "category": "Too Many Cooks" + }, + { + "command": "tooManyCooks.refresh", + "title": "Refresh Status", + "category": "Too Many Cooks" + }, + { + "command": "tooManyCooks.showDashboard", + "title": "Show Dashboard", + "category": "Too Many Cooks" + } + ], + "viewsContainers": { + "activitybar": [ + { + "id": "tooManyCooks", + "title": "Too Many Cooks", + "icon": "media/icons/chef.svg" + } + ] + }, + "views": { + "tooManyCooks": [ + { + "id": "tooManyCooksAgents", + "name": "Agents" + }, + { + "id": "tooManyCooksLocks", + "name": "File Locks" + }, + { + "id": "tooManyCooksMessages", + "name": "Messages" + }, + { + "id": "tooManyCooksPlans", + "name": "Plans" + } + ] + }, + "menus": { + "view/title": [ + { + "command": "tooManyCooks.refresh", + "when": "view =~ /tooManyCooks.*/", + "group": "navigation" + } + ] + }, + "configuration": { + "title": "Too Many Cooks", + "properties": { + "tooManyCooks.serverPath": { + "type": "string", + "default": "", + "description": "Path to the Too Many Cooks MCP server (leave empty for auto-detect)" + }, + "tooManyCooks.autoConnect": { + "type": "boolean", + "default": true, + "description": "Automatically connect to server on startup" + } + } + } + }, + "scripts": { + "vscode:prepublish": "npm run compile", + "compile": "tsc -p ./", + "watch": "tsc -watch -p ./", + "lint": "eslint src --ext ts", + "pretest": "npm run compile", + "test": "vscode-test" + }, + "dependencies": { + "@preact/signals-core": "^1.5.0" + }, + "devDependencies": { + "@types/mocha": "^10.0.6", + "@types/node": "^20.0.0", + "@types/vscode": "^1.85.0", + "@typescript-eslint/eslint-plugin": "^6.0.0", + "@typescript-eslint/parser": "^6.0.0", + "@vscode/test-cli": "^0.0.12", + "@vscode/test-electron": "^2.3.9", + "eslint": "^8.0.0", + "glob": "^10.3.10", + "mocha": "^10.2.0", + "typescript": "^5.3.0" + } +} diff --git a/examples/too_many_cooks_vscode_extension/run_tests.sh b/examples/too_many_cooks_vscode_extension/run_tests.sh new file mode 100755 index 0000000..79b991c --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/run_tests.sh @@ -0,0 +1,8 @@ +#!/bin/bash +set -e +cd "$(dirname "$0")/../too_many_cooks" +dart compile js -o build/bin/server.js bin/server.dart +cd ../.. +dart run tools/build/add_preamble.dart examples/too_many_cooks/build/bin/server.js examples/too_many_cooks/build/bin/server_node.js +cd examples/too_many_cooks_vscode_extension +npm test diff --git a/examples/too_many_cooks_vscode_extension/src/extension.ts b/examples/too_many_cooks_vscode_extension/src/extension.ts new file mode 100644 index 0000000..0b4e8de --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/extension.ts @@ -0,0 +1,230 @@ +/** + * Too Many Cooks VSCode Extension + * + * Visualizes the Too Many Cooks multi-agent coordination system. + */ + +import * as vscode from 'vscode'; +import { Store } from './state/store'; +import { AgentsTreeProvider } from './ui/tree/agentsTreeProvider'; +import { LocksTreeProvider } from './ui/tree/locksTreeProvider'; +import { MessagesTreeProvider } from './ui/tree/messagesTreeProvider'; +import { PlansTreeProvider } from './ui/tree/plansTreeProvider'; +import { LockDecorationProvider } from './ui/decorations/lockDecorations'; +import { StatusBarManager } from './ui/statusBar/statusBarItem'; +import { DashboardPanel } from './ui/webview/dashboardPanel'; +import { createTestAPI, addLogMessage, type TestAPI } from './test-api'; + +export type { TestAPI }; + +let store: Store | undefined; +let statusBar: StatusBarManager | undefined; +let agentsProvider: AgentsTreeProvider | undefined; +let locksProvider: LocksTreeProvider | undefined; +let messagesProvider: MessagesTreeProvider | undefined; +let plansProvider: PlansTreeProvider | undefined; +let lockDecorations: LockDecorationProvider | undefined; +let outputChannel: vscode.OutputChannel | undefined; + +function log(message: string): void { + const timestamp = new Date().toISOString(); + const fullMessage = `[${timestamp}] ${message}`; + outputChannel?.appendLine(fullMessage); + // Also store for test verification + addLogMessage(fullMessage); +} + +export async function activate( + context: vscode.ExtensionContext +): Promise { + // Create output channel for logging - show it immediately so user can see logs + outputChannel = vscode.window.createOutputChannel('Too Many Cooks'); + outputChannel.show(true); // Show but don't take focus + // Expose globally for Store to use + (globalThis as Record)._tooManyCooksOutput = outputChannel; + log('Extension activating...'); + + const config = vscode.workspace.getConfiguration('tooManyCooks'); + let serverPath = config.get('serverPath', ''); + + // Auto-detect server path if not configured + if (!serverPath) { + const workspaceFolder = vscode.workspace.workspaceFolders?.[0]; + if (workspaceFolder) { + // Try common locations relative to workspace + const candidates = [ + 'examples/too_many_cooks/build/bin/server_node.js', + 'too_many_cooks/build/bin/server_node.js', + 'build/bin/server_node.js', + ]; + const fs = require('fs'); + const path = require('path'); + for (const candidate of candidates) { + const fullPath = path.join(workspaceFolder.uri.fsPath, candidate); + if (fs.existsSync(fullPath)) { + serverPath = fullPath; + log(`Auto-detected server at: ${serverPath}`); + break; + } + } + } + } + + if (!serverPath) { + log('WARNING: No server path configured and auto-detect failed'); + vscode.window.showWarningMessage( + 'Too Many Cooks: Set tooManyCooks.serverPath in settings' + ); + } + + log(`Server path: ${serverPath}`); + + // Initialize store + store = new Store(serverPath); + + // Create tree providers + agentsProvider = new AgentsTreeProvider(); + locksProvider = new LocksTreeProvider(); + messagesProvider = new MessagesTreeProvider(); + plansProvider = new PlansTreeProvider(); + + // Register tree views + const agentsView = vscode.window.createTreeView('tooManyCooksAgents', { + treeDataProvider: agentsProvider, + showCollapseAll: true, + }); + + const locksView = vscode.window.createTreeView('tooManyCooksLocks', { + treeDataProvider: locksProvider, + }); + + const messagesView = vscode.window.createTreeView('tooManyCooksMessages', { + treeDataProvider: messagesProvider, + }); + + const plansView = vscode.window.createTreeView('tooManyCooksPlans', { + treeDataProvider: plansProvider, + showCollapseAll: true, + }); + + // Create file decoration provider + lockDecorations = new LockDecorationProvider(); + const decorationDisposable = vscode.window.registerFileDecorationProvider( + lockDecorations + ); + + // Create status bar + statusBar = new StatusBarManager(); + + // Register commands + const connectCmd = vscode.commands.registerCommand( + 'tooManyCooks.connect', + async () => { + log('Connect command triggered'); + try { + await store?.connect(); + log('Connected successfully'); + vscode.window.showInformationMessage( + 'Connected to Too Many Cooks server' + ); + } catch (err) { + const msg = err instanceof Error ? err.message : String(err); + log(`Connection failed: ${msg}`); + vscode.window.showErrorMessage(`Failed to connect: ${msg}`); + } + } + ); + + const disconnectCmd = vscode.commands.registerCommand( + 'tooManyCooks.disconnect', + async () => { + await store?.disconnect(); + vscode.window.showInformationMessage( + 'Disconnected from Too Many Cooks server' + ); + } + ); + + const refreshCmd = vscode.commands.registerCommand( + 'tooManyCooks.refresh', + async () => { + try { + await store?.refreshStatus(); + } catch (err) { + vscode.window.showErrorMessage( + `Failed to refresh: ${err instanceof Error ? err.message : String(err)}` + ); + } + } + ); + + const dashboardCmd = vscode.commands.registerCommand( + 'tooManyCooks.showDashboard', + () => { + DashboardPanel.createOrShow(context.extensionUri); + } + ); + + // Auto-connect on startup if configured (default: true) + const autoConnect = config.get('autoConnect', true); + log(`Auto-connect: ${autoConnect}`); + if (autoConnect) { + log('Attempting auto-connect...'); + store.connect().then(() => { + log('Auto-connect successful'); + }).catch((err) => { + log(`Auto-connect failed: ${err instanceof Error ? err.message : String(err)}`); + console.error('Auto-connect failed:', err); + }); + } + + // Watch for config changes + const configListener = vscode.workspace.onDidChangeConfiguration((e) => { + if (e.affectsConfiguration('tooManyCooks.serverPath')) { + const newPath = vscode.workspace + .getConfiguration('tooManyCooks') + .get('serverPath', 'dart run too_many_cooks'); + store?.setServerPath(newPath); + } + }); + + log('Extension activated'); + + // Register disposables + context.subscriptions.push( + outputChannel, + agentsView, + locksView, + messagesView, + plansView, + decorationDisposable, + connectCmd, + disconnectCmd, + refreshCmd, + dashboardCmd, + configListener, + { + dispose: () => { + store?.disconnect(); + statusBar?.dispose(); + agentsProvider?.dispose(); + locksProvider?.dispose(); + messagesProvider?.dispose(); + plansProvider?.dispose(); + lockDecorations?.dispose(); + }, + } + ); + + // Return test API for integration tests + return createTestAPI(store, { + agents: agentsProvider, + locks: locksProvider, + messages: messagesProvider, + plans: plansProvider, + }); +} + +export function deactivate(): void { + // Cleanup handled by disposables +} diff --git a/examples/too_many_cooks_vscode_extension/src/mcp/client.ts b/examples/too_many_cooks_vscode_extension/src/mcp/client.ts new file mode 100644 index 0000000..f7a83d9 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/mcp/client.ts @@ -0,0 +1,195 @@ +/** + * MCP Client - communicates with Too Many Cooks server via stdio JSON-RPC. + */ + +import { spawn, ChildProcess } from 'child_process'; +import { EventEmitter } from 'events'; +import type { JsonRpcMessage, NotificationEvent, ToolCallResult } from './types'; + +export interface McpClientEvents { + notification: (event: NotificationEvent) => void; + log: (message: string) => void; + error: (error: Error) => void; + close: () => void; +} + +export class McpClient extends EventEmitter { + private process: ChildProcess | null = null; + private buffer = ''; + private pending = new Map< + number, + { resolve: (value: unknown) => void; reject: (error: Error) => void } + >(); + private nextId = 1; + private serverPath: string; + private initialized = false; + + constructor(serverPath: string) { + super(); + this.serverPath = serverPath; + } + + override on( + event: K, + listener: McpClientEvents[K] + ): this { + return super.on(event, listener); + } + + override emit( + event: K, + ...args: Parameters + ): boolean { + return super.emit(event, ...args); + } + + async start(): Promise { + this.process = spawn('node', [this.serverPath], { + stdio: ['pipe', 'pipe', 'pipe'], + }); + + this.process.stdout?.on('data', (chunk: Buffer) => this.onData(chunk)); + this.process.stderr?.on('data', (chunk: Buffer) => { + this.emit('log', chunk.toString()); + }); + this.process.on('close', () => { + this.emit('close'); + }); + this.process.on('error', (err) => { + this.emit('error', err); + }); + + // Initialize MCP connection + await this.request('initialize', { + protocolVersion: '2024-11-05', + capabilities: {}, + clientInfo: { name: 'too-many-cooks-vscode', version: '0.1.0' }, + }); + + // Send initialized notification + this.notify('notifications/initialized', {}); + this.initialized = true; + } + + async callTool( + name: string, + args: Record + ): Promise { + const result = (await this.request('tools/call', { + name, + arguments: args, + })) as ToolCallResult; + + const content = result.content[0]; + if (result.isError) { + throw new Error(content?.text ?? 'Unknown error'); + } + return content?.text ?? '{}'; + } + + async subscribe(events: string[] = ['*']): Promise { + await this.callTool('subscribe', { + action: 'subscribe', + subscriber_id: 'vscode-extension', + events, + }); + } + + async unsubscribe(): Promise { + try { + await this.callTool('subscribe', { + action: 'unsubscribe', + subscriber_id: 'vscode-extension', + }); + } catch { + // Ignore errors during unsubscribe + } + } + + private request( + method: string, + params: Record + ): Promise { + return new Promise((resolve, reject) => { + const id = this.nextId++; + this.pending.set(id, { resolve, reject }); + this.send({ jsonrpc: '2.0', id, method, params }); + }); + } + + private notify(method: string, params: Record): void { + this.send({ jsonrpc: '2.0', method, params }); + } + + private send(message: JsonRpcMessage): void { + // MCP SDK stdio uses newline-delimited JSON (not Content-Length framing) + const body = JSON.stringify(message) + '\n'; + this.process?.stdin?.write(body); + } + + private onData(chunk: Buffer): void { + this.buffer += chunk.toString(); + this.processBuffer(); + } + + private processBuffer(): void { + // MCP SDK stdio uses newline-delimited JSON + while (true) { + const newlineIndex = this.buffer.indexOf('\n'); + if (newlineIndex === -1) return; + + const line = this.buffer.substring(0, newlineIndex).replace(/\r$/, ''); + this.buffer = this.buffer.substring(newlineIndex + 1); + + if (line.length === 0) continue; + + try { + this.handleMessage(JSON.parse(line) as JsonRpcMessage); + } catch (e) { + this.emit('error', e instanceof Error ? e : new Error(String(e))); + } + } + } + + private handleMessage(msg: JsonRpcMessage): void { + // Handle responses + if (msg.id !== undefined && this.pending.has(msg.id)) { + const handler = this.pending.get(msg.id)!; + this.pending.delete(msg.id); + if (msg.error) { + handler.reject(new Error(msg.error.message)); + } else { + handler.resolve(msg.result); + } + return; + } + + // Handle notifications (logging messages from server) + if (msg.method === 'notifications/message') { + const params = msg.params as { level?: string; data?: unknown } | undefined; + const data = params?.data as NotificationEvent | undefined; + if (data?.event) { + this.emit('notification', data); + } + } + } + + async stop(): Promise { + // Only try to unsubscribe if we successfully initialized + if (this.initialized && this.isConnected()) { + await this.unsubscribe(); + } + // Reject any pending requests + for (const [, handler] of this.pending) { + handler.reject(new Error('Client stopped')); + } + this.pending.clear(); + this.process?.kill(); + this.process = null; + this.initialized = false; + } + + isConnected(): boolean { + return this.process !== null && !this.process.killed && this.initialized; + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/mcp/types.ts b/examples/too_many_cooks_vscode_extension/src/mcp/types.ts new file mode 100644 index 0000000..c845981 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/mcp/types.ts @@ -0,0 +1,103 @@ +/** + * TypeScript types matching the Dart MCP server types. + */ + +/** Agent identity (public info only - no key). */ +export interface AgentIdentity { + agentName: string; + registeredAt: number; + lastActive: number; +} + +/** File lock info. */ +export interface FileLock { + filePath: string; + agentName: string; + acquiredAt: number; + expiresAt: number; + reason?: string; + version: number; +} + +/** Inter-agent message. */ +export interface Message { + id: string; + fromAgent: string; + toAgent: string; + content: string; + createdAt: number; + readAt?: number; +} + +/** Agent plan. */ +export interface AgentPlan { + agentName: string; + goal: string; + currentTask: string; + updatedAt: number; +} + +/** Status response from MCP server. */ +export interface StatusResponse { + agents: Array<{ + agent_name: string; + registered_at: number; + last_active: number; + }>; + locks: Array<{ + file_path: string; + agent_name: string; + acquired_at: number; + expires_at: number; + reason?: string; + }>; + plans: Array<{ + agent_name: string; + goal: string; + current_task: string; + updated_at: number; + }>; + messages: Array<{ + id: string; + from_agent: string; + to_agent: string; + content: string; + created_at: number; + read_at?: number; + }>; +} + +/** Notification event from server. */ +export interface NotificationEvent { + event: + | 'agent_registered' + | 'lock_acquired' + | 'lock_released' + | 'lock_renewed' + | 'message_sent' + | 'plan_updated'; + timestamp: number; + payload: Record; +} + +/** MCP tool call content item. */ +export interface ContentItem { + type: string; + text: string; +} + +/** MCP tool call result. */ +export interface ToolCallResult { + content: ContentItem[]; + isError?: boolean; +} + +/** JSON-RPC message. */ +export interface JsonRpcMessage { + jsonrpc: '2.0'; + id?: number; + method?: string; + params?: Record; + result?: unknown; + error?: { code: number; message: string }; +} diff --git a/examples/too_many_cooks_vscode_extension/src/state/signals.ts b/examples/too_many_cooks_vscode_extension/src/state/signals.ts new file mode 100644 index 0000000..bd9e5f3 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/state/signals.ts @@ -0,0 +1,79 @@ +/** + * Signal-based state management using @preact/signals-core. + */ + +import { signal, computed } from '@preact/signals-core'; +import type { + AgentIdentity, + FileLock, + Message, + AgentPlan, +} from '../mcp/types'; + +// Connection state +export type ConnectionStatus = 'disconnected' | 'connecting' | 'connected'; +export const connectionStatus = signal('disconnected'); + +// Core data signals +export const agents = signal([]); +export const locks = signal([]); +export const messages = signal([]); +export const plans = signal([]); + +// Computed values +export const agentCount = computed(() => agents.value.length); +export const lockCount = computed(() => locks.value.length); +export const messageCount = computed(() => messages.value.length); + +export const unreadMessageCount = computed( + () => messages.value.filter((m) => m.readAt === undefined).length +); + +export const activeLocks = computed(() => + locks.value.filter((l) => l.expiresAt > Date.now()) +); + +export const expiredLocks = computed(() => + locks.value.filter((l) => l.expiresAt <= Date.now()) +); + +/** Agent with their associated data. */ +export interface AgentDetails { + agent: AgentIdentity; + locks: FileLock[]; + plan?: AgentPlan; + sentMessages: Message[]; + receivedMessages: Message[]; +} + +export const agentDetails = computed(() => + agents.value.map((agent) => ({ + agent, + locks: locks.value.filter((l) => l.agentName === agent.agentName), + plan: plans.value.find((p) => p.agentName === agent.agentName), + sentMessages: messages.value.filter( + (m) => m.fromAgent === agent.agentName + ), + receivedMessages: messages.value.filter( + (m) => m.toAgent === agent.agentName || m.toAgent === '*' + ), + })) +); + +/** Locks grouped by file path. */ +export const locksByFile = computed(() => { + const byFile = new Map(); + for (const lock of locks.value) { + byFile.set(lock.filePath, lock); + } + return byFile; +}); + +/** Reset all state. */ +export function resetState(): void { + connectionStatus.value = 'disconnected'; + agents.value = []; + locks.value = []; + messages.value = []; + plans.value = []; +} diff --git a/examples/too_many_cooks_vscode_extension/src/state/store.ts b/examples/too_many_cooks_vscode_extension/src/state/store.ts new file mode 100644 index 0000000..76f8deb --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/state/store.ts @@ -0,0 +1,271 @@ +/** + * State store - manages MCP client and syncs with signals. + */ + +import * as vscode from 'vscode'; +import { McpClient } from '../mcp/client'; +import type { + NotificationEvent, + StatusResponse, + AgentIdentity, + FileLock, + Message, + AgentPlan, +} from '../mcp/types'; +import { + agents, + locks, + messages, + plans, + connectionStatus, + resetState, +} from './signals'; + +function getOutputChannel(): vscode.OutputChannel | undefined { + // Get the output channel created by extension.ts + return (globalThis as Record)._tooManyCooksOutput as vscode.OutputChannel | undefined; +} + +function log(message: string): void { + const timestamp = new Date().toISOString(); + const output = getOutputChannel(); + if (output) { + output.appendLine(`[${timestamp}] [Store] ${message}`); + } +} + +export class Store { + private client: McpClient | null = null; + private serverPath: string; + private pollInterval: ReturnType | null = null; + + constructor(serverPath: string) { + this.serverPath = serverPath; + log(`Store created with serverPath: ${serverPath}`); + } + + setServerPath(path: string): void { + this.serverPath = path; + } + + async connect(): Promise { + log(`connect() called, serverPath: ${this.serverPath}`); + if (this.client?.isConnected()) { + log('Already connected, returning'); + return; + } + + connectionStatus.value = 'connecting'; + log('Connection status: connecting'); + + try { + log('Creating McpClient...'); + this.client = new McpClient(this.serverPath); + + // Handle notifications + this.client.on('notification', (event: NotificationEvent) => { + log(`Notification received: ${event.event}`); + this.handleNotification(event); + }); + + this.client.on('close', () => { + log('Client closed'); + connectionStatus.value = 'disconnected'; + }); + + this.client.on('error', (err) => { + log(`Client error: ${err}`); + }); + + this.client.on('log', (message) => { + log(`[MCP Server] ${message.trim()}`); + }); + + log('Calling client.start()...'); + await this.client.start(); + log('Client started, subscribing...'); + await this.client.subscribe(['*']); + log('Subscribed, refreshing status...'); + await this.refreshStatus(); + + connectionStatus.value = 'connected'; + log('Connection status: connected'); + + // Start polling to pick up changes from other MCP server instances + // (e.g., Claude Code registering agents in the shared database) + this.pollInterval = setInterval(() => { + if (this.isConnected()) { + this.refreshStatus().catch((err) => { + log(`Polling refresh failed: ${err}`); + }); + } + }, 2000); + log('Polling started (every 2s)'); + } catch (err) { + const msg = err instanceof Error ? err.message : String(err); + log(`Connection failed: ${msg}`); + connectionStatus.value = 'disconnected'; + throw err; + } + } + + async disconnect(): Promise { + if (this.pollInterval) { + clearInterval(this.pollInterval); + this.pollInterval = null; + log('Polling stopped'); + } + if (this.client) { + await this.client.stop(); + this.client = null; + } + resetState(); + } + + async refreshStatus(): Promise { + if (!this.client?.isConnected()) { + throw new Error('Not connected'); + } + + const statusJson = await this.client.callTool('status', {}); + const status: StatusResponse = JSON.parse(statusJson); + + // Update agents + agents.value = status.agents.map( + (a): AgentIdentity => ({ + agentName: a.agent_name, + registeredAt: a.registered_at, + lastActive: a.last_active, + }) + ); + + // Update locks + locks.value = status.locks.map( + (l): FileLock => ({ + filePath: l.file_path, + agentName: l.agent_name, + acquiredAt: l.acquired_at, + expiresAt: l.expires_at, + reason: l.reason, + version: 1, + }) + ); + + // Update plans + plans.value = status.plans.map( + (p): AgentPlan => ({ + agentName: p.agent_name, + goal: p.goal, + currentTask: p.current_task, + updatedAt: p.updated_at, + }) + ); + + // Update messages + messages.value = status.messages.map( + (m): Message => ({ + id: m.id, + fromAgent: m.from_agent, + toAgent: m.to_agent, + content: m.content, + createdAt: m.created_at, + readAt: m.read_at, + }) + ); + } + + private handleNotification(event: NotificationEvent): void { + const payload = event.payload; + + switch (event.event) { + case 'agent_registered': { + const newAgent: AgentIdentity = { + agentName: payload.agent_name as string, + registeredAt: payload.registered_at as number, + lastActive: event.timestamp, + }; + agents.value = [...agents.value, newAgent]; + break; + } + + case 'lock_acquired': { + const newLock: FileLock = { + filePath: payload.file_path as string, + agentName: payload.agent_name as string, + acquiredAt: event.timestamp, + expiresAt: payload.expires_at as number, + reason: payload.reason as string | undefined, + version: 1, + }; + // Remove any existing lock on this file, then add new one + locks.value = [ + ...locks.value.filter((l) => l.filePath !== newLock.filePath), + newLock, + ]; + break; + } + + case 'lock_released': { + const filePath = payload.file_path as string; + locks.value = locks.value.filter((l) => l.filePath !== filePath); + break; + } + + case 'lock_renewed': { + const filePath = payload.file_path as string; + const expiresAt = payload.expires_at as number; + locks.value = locks.value.map((l) => + l.filePath === filePath ? { ...l, expiresAt } : l + ); + break; + } + + case 'message_sent': { + const newMessage: Message = { + id: payload.message_id as string, + fromAgent: payload.from_agent as string, + toAgent: payload.to_agent as string, + content: payload.content as string, + createdAt: event.timestamp, + readAt: undefined, + }; + messages.value = [...messages.value, newMessage]; + break; + } + + case 'plan_updated': { + const agentName = payload.agent_name as string; + const newPlan: AgentPlan = { + agentName, + goal: payload.goal as string, + currentTask: payload.current_task as string, + updatedAt: event.timestamp, + }; + const existingIdx = plans.value.findIndex( + (p) => p.agentName === agentName + ); + if (existingIdx >= 0) { + plans.value = [ + ...plans.value.slice(0, existingIdx), + newPlan, + ...plans.value.slice(existingIdx + 1), + ]; + } else { + plans.value = [...plans.value, newPlan]; + } + break; + } + } + } + + isConnected(): boolean { + return this.client?.isConnected() ?? false; + } + + async callTool(name: string, args: Record): Promise { + if (!this.client?.isConnected()) { + throw new Error('Not connected'); + } + return this.client.callTool(name, args); + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/test-api.ts b/examples/too_many_cooks_vscode_extension/src/test-api.ts new file mode 100644 index 0000000..829371c --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test-api.ts @@ -0,0 +1,238 @@ +/** + * Test API exposed for integration tests. + * This allows tests to inspect internal state and trigger actions. + */ + +import { + agents, + locks, + messages, + plans, + connectionStatus, + agentCount, + lockCount, + messageCount, + unreadMessageCount, + agentDetails, +} from './state/signals'; +import type { Store } from './state/store'; +import type { + AgentIdentity, + FileLock, + Message, + AgentPlan, +} from './mcp/types'; +import type { AgentDetails as AgentDetailsType } from './state/signals'; +import type { AgentsTreeProvider, AgentTreeItem } from './ui/tree/agentsTreeProvider'; +import type { LocksTreeProvider } from './ui/tree/locksTreeProvider'; +import type { MessagesTreeProvider } from './ui/tree/messagesTreeProvider'; +import type { PlansTreeProvider } from './ui/tree/plansTreeProvider'; + +/** Serializable tree item for test assertions - proves what appears in UI */ +export interface TreeItemSnapshot { + label: string; + description?: string; + children?: TreeItemSnapshot[]; +} + +export interface TestAPI { + // State getters + getAgents(): AgentIdentity[]; + getLocks(): FileLock[]; + getMessages(): Message[]; + getPlans(): AgentPlan[]; + getConnectionStatus(): string; + + // Computed getters + getAgentCount(): number; + getLockCount(): number; + getMessageCount(): number; + getUnreadMessageCount(): number; + getAgentDetails(): AgentDetailsType[]; + + // Store actions + connect(): Promise; + disconnect(): Promise; + refreshStatus(): Promise; + isConnected(): boolean; + callTool(name: string, args: Record): Promise; + + // Tree view queries - these prove what APPEARS in the UI + getAgentTreeItems(): AgentTreeItem[]; + getAgentTreeChildren(agentName: string): AgentTreeItem[]; + getLockTreeItemCount(): number; + getMessageTreeItemCount(): number; + getPlanTreeItemCount(): number; + + // Full tree snapshots - serializable proof of what's displayed + getAgentsTreeSnapshot(): TreeItemSnapshot[]; + getLocksTreeSnapshot(): TreeItemSnapshot[]; + getMessagesTreeSnapshot(): TreeItemSnapshot[]; + getPlansTreeSnapshot(): TreeItemSnapshot[]; + + // Find specific items in trees + findAgentInTree(agentName: string): TreeItemSnapshot | undefined; + findLockInTree(filePath: string): TreeItemSnapshot | undefined; + findMessageInTree(content: string): TreeItemSnapshot | undefined; + findPlanInTree(agentName: string): TreeItemSnapshot | undefined; + + // Logging + getLogMessages(): string[]; +} + +export interface TreeProviders { + agents: AgentsTreeProvider; + locks: LocksTreeProvider; + messages: MessagesTreeProvider; + plans: PlansTreeProvider; +} + +// Global log storage for testing +const logMessages: string[] = []; + +export function addLogMessage(message: string): void { + logMessages.push(message); +} + +export function getLogMessages(): string[] { + return [...logMessages]; +} + +export function clearLogMessages(): void { + logMessages.length = 0; +} + +/** Convert a VSCode TreeItem to a serializable snapshot */ +function toSnapshot(item: { label?: string | { label: string }; description?: string | boolean }, getChildren?: () => TreeItemSnapshot[]): TreeItemSnapshot { + const labelStr = typeof item.label === 'string' ? item.label : item.label?.label ?? ''; + const descStr = typeof item.description === 'string' ? item.description : undefined; + const snapshot: TreeItemSnapshot = { label: labelStr }; + if (descStr) snapshot.description = descStr; + if (getChildren) { + const children = getChildren(); + if (children.length > 0) snapshot.children = children; + } + return snapshot; +} + +/** Build agent tree snapshot */ +function buildAgentsSnapshot(providers: TreeProviders): TreeItemSnapshot[] { + const items = providers.agents.getChildren() ?? []; + return items.map(item => toSnapshot(item, () => { + const children = providers.agents.getChildren(item) ?? []; + return children.map(child => toSnapshot(child)); + })); +} + +/** Build locks tree snapshot */ +function buildLocksSnapshot(providers: TreeProviders): TreeItemSnapshot[] { + const categories = providers.locks.getChildren() ?? []; + return categories.map(cat => toSnapshot(cat, () => { + const children = providers.locks.getChildren(cat) ?? []; + return children.map(child => toSnapshot(child)); + })); +} + +/** Build messages tree snapshot */ +function buildMessagesSnapshot(providers: TreeProviders): TreeItemSnapshot[] { + const items = providers.messages.getChildren() ?? []; + return items.map(item => toSnapshot(item)); +} + +/** Build plans tree snapshot */ +function buildPlansSnapshot(providers: TreeProviders): TreeItemSnapshot[] { + const items = providers.plans.getChildren() ?? []; + return items.map(item => toSnapshot(item, () => { + const children = providers.plans.getChildren(item) ?? []; + return children.map(child => toSnapshot(child)); + })); +} + +/** Search tree items recursively for a label match */ +function findInTree(items: TreeItemSnapshot[], predicate: (item: TreeItemSnapshot) => boolean): TreeItemSnapshot | undefined { + for (const item of items) { + if (predicate(item)) return item; + if (item.children) { + const found = findInTree(item.children, predicate); + if (found) return found; + } + } + return undefined; +} + +export function createTestAPI(store: Store, providers: TreeProviders): TestAPI { + return { + getAgents: () => agents.value, + getLocks: () => locks.value, + getMessages: () => messages.value, + getPlans: () => plans.value, + getConnectionStatus: () => connectionStatus.value, + + getAgentCount: () => agentCount.value, + getLockCount: () => lockCount.value, + getMessageCount: () => messageCount.value, + getUnreadMessageCount: () => unreadMessageCount.value, + getAgentDetails: () => agentDetails.value, + + connect: () => store.connect(), + disconnect: () => store.disconnect(), + refreshStatus: () => store.refreshStatus(), + isConnected: () => store.isConnected(), + callTool: (name, args) => store.callTool(name, args), + + // Tree view queries - these query the ACTUAL tree provider state + getAgentTreeItems: () => providers.agents.getChildren() ?? [], + getAgentTreeChildren: (agentName: string) => { + const agentItems = providers.agents.getChildren() ?? []; + const agentItem = agentItems.find((item) => item.agentName === agentName); + return agentItem ? providers.agents.getChildren(agentItem) ?? [] : []; + }, + getLockTreeItemCount: () => { + // Sum lock items across all categories (Active, Expired) + const categories = providers.locks.getChildren() ?? []; + return categories.reduce((sum, cat) => { + const children = providers.locks.getChildren(cat) ?? []; + return sum + children.length; + }, 0); + }, + getMessageTreeItemCount: () => { + // Count only items with actual messages (not "No messages" placeholder) + const items = providers.messages.getChildren() ?? []; + return items.filter((item) => item.message !== undefined).length; + }, + getPlanTreeItemCount: () => { + // Count only items with actual plans (not "No plans" placeholder) + const items = providers.plans.getChildren() ?? []; + return items.filter((item) => item.plan !== undefined).length; + }, + + // Full tree snapshots - PROOF of what's displayed in UI + getAgentsTreeSnapshot: () => buildAgentsSnapshot(providers), + getLocksTreeSnapshot: () => buildLocksSnapshot(providers), + getMessagesTreeSnapshot: () => buildMessagesSnapshot(providers), + getPlansTreeSnapshot: () => buildPlansSnapshot(providers), + + // Find specific items - search the tree for exact content + findAgentInTree: (agentName: string) => { + const snapshot = buildAgentsSnapshot(providers); + return findInTree(snapshot, item => item.label === agentName); + }, + findLockInTree: (filePath: string) => { + const snapshot = buildLocksSnapshot(providers); + return findInTree(snapshot, item => item.label === filePath); + }, + findMessageInTree: (content: string) => { + const snapshot = buildMessagesSnapshot(providers); + return findInTree(snapshot, item => + item.description?.includes(content) ?? false + ); + }, + findPlanInTree: (agentName: string) => { + const snapshot = buildPlansSnapshot(providers); + return findInTree(snapshot, item => item.label === agentName); + }, + + // Logging + getLogMessages: () => getLogMessages(), + }; +} diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/commands.test.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/commands.test.ts new file mode 100644 index 0000000..96e1ead --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/commands.test.ts @@ -0,0 +1,68 @@ +/** + * Command Tests + * Verifies all registered commands work correctly. + */ + +import * as assert from 'assert'; +import * as vscode from 'vscode'; +import { waitForExtensionActivation, getTestAPI } from '../test-helpers'; + +suite('Commands', () => { + suiteSetup(async () => { + await waitForExtensionActivation(); + }); + + test('tooManyCooks.connect command is registered', async () => { + const commands = await vscode.commands.getCommands(true); + assert.ok( + commands.includes('tooManyCooks.connect'), + 'connect command should be registered' + ); + }); + + test('tooManyCooks.disconnect command is registered', async () => { + const commands = await vscode.commands.getCommands(true); + assert.ok( + commands.includes('tooManyCooks.disconnect'), + 'disconnect command should be registered' + ); + }); + + test('tooManyCooks.refresh command is registered', async () => { + const commands = await vscode.commands.getCommands(true); + assert.ok( + commands.includes('tooManyCooks.refresh'), + 'refresh command should be registered' + ); + }); + + test('tooManyCooks.showDashboard command is registered', async () => { + const commands = await vscode.commands.getCommands(true); + assert.ok( + commands.includes('tooManyCooks.showDashboard'), + 'showDashboard command should be registered' + ); + }); + + test('disconnect command can be executed without error when not connected', async () => { + // Should not throw even when not connected + await vscode.commands.executeCommand('tooManyCooks.disconnect'); + const api = getTestAPI(); + assert.strictEqual(api.isConnected(), false); + }); + + test('showDashboard command opens a webview panel', async () => { + // Close any existing editors + await vscode.commands.executeCommand('workbench.action.closeAllEditors'); + + // Execute command + await vscode.commands.executeCommand('tooManyCooks.showDashboard'); + + // Give time for panel to open + await new Promise((resolve) => setTimeout(resolve, 500)); + + // The dashboard should be visible (can't directly test webview content, + // but we can verify the command executed without error) + // The test passes if no error is thrown + }); +}); diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/configuration.test.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/configuration.test.ts new file mode 100644 index 0000000..780bbe1 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/configuration.test.ts @@ -0,0 +1,47 @@ +/** + * Configuration Tests + * Verifies configuration settings work correctly. + */ + +import * as assert from 'assert'; +import * as vscode from 'vscode'; +import { waitForExtensionActivation } from '../test-helpers'; + +suite('Configuration', () => { + suiteSetup(async () => { + await waitForExtensionActivation(); + }); + + test('serverPath configuration exists', () => { + const config = vscode.workspace.getConfiguration('tooManyCooks'); + const serverPath = config.get('serverPath'); + assert.ok(serverPath !== undefined, 'serverPath config should exist'); + }); + + test('autoConnect configuration exists', () => { + const config = vscode.workspace.getConfiguration('tooManyCooks'); + const autoConnect = config.get('autoConnect'); + assert.ok(autoConnect !== undefined, 'autoConnect config should exist'); + }); + + test('autoConnect defaults to true', () => { + const config = vscode.workspace.getConfiguration('tooManyCooks'); + const autoConnect = config.get('autoConnect'); + // Default is true according to package.json + assert.strictEqual(autoConnect, true); + }); + + test('serverPath can be updated', async () => { + const config = vscode.workspace.getConfiguration('tooManyCooks'); + const testPath = '/test/path/to/server.js'; + + await config.update('serverPath', testPath, vscode.ConfigurationTarget.Global); + + const updatedConfig = vscode.workspace.getConfiguration('tooManyCooks'); + const serverPath = updatedConfig.get('serverPath'); + assert.strictEqual(serverPath, testPath); + + // Reset + await config.update('serverPath', '', vscode.ConfigurationTarget.Global); + }); +}); diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts new file mode 100644 index 0000000..bfa1bf0 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts @@ -0,0 +1,91 @@ +/** + * Extension Activation Tests + * Verifies the extension activates correctly and exposes the test API. + */ + +import * as assert from 'assert'; +import * as vscode from 'vscode'; +import { waitForExtensionActivation, getTestAPI } from '../test-helpers'; + +suite('Extension Activation', () => { + suiteSetup(async () => { + await waitForExtensionActivation(); + }); + + test('Extension is present and can be activated', async () => { + const extension = vscode.extensions.getExtension('dart-node.too-many-cooks'); + assert.ok(extension, 'Extension should be present'); + assert.ok(extension.isActive, 'Extension should be active'); + }); + + test('Extension exports TestAPI', () => { + const api = getTestAPI(); + assert.ok(api, 'TestAPI should be available'); + }); + + test('TestAPI has all required methods', () => { + const api = getTestAPI(); + + // State getters + assert.ok(typeof api.getAgents === 'function', 'getAgents should be a function'); + assert.ok(typeof api.getLocks === 'function', 'getLocks should be a function'); + assert.ok(typeof api.getMessages === 'function', 'getMessages should be a function'); + assert.ok(typeof api.getPlans === 'function', 'getPlans should be a function'); + assert.ok(typeof api.getConnectionStatus === 'function', 'getConnectionStatus should be a function'); + + // Computed getters + assert.ok(typeof api.getAgentCount === 'function', 'getAgentCount should be a function'); + assert.ok(typeof api.getLockCount === 'function', 'getLockCount should be a function'); + assert.ok(typeof api.getMessageCount === 'function', 'getMessageCount should be a function'); + assert.ok(typeof api.getUnreadMessageCount === 'function', 'getUnreadMessageCount should be a function'); + assert.ok(typeof api.getAgentDetails === 'function', 'getAgentDetails should be a function'); + + // Store actions + assert.ok(typeof api.connect === 'function', 'connect should be a function'); + assert.ok(typeof api.disconnect === 'function', 'disconnect should be a function'); + assert.ok(typeof api.refreshStatus === 'function', 'refreshStatus should be a function'); + assert.ok(typeof api.isConnected === 'function', 'isConnected should be a function'); + }); + + test('Initial state is disconnected', () => { + const api = getTestAPI(); + assert.strictEqual(api.getConnectionStatus(), 'disconnected'); + assert.strictEqual(api.isConnected(), false); + }); + + test('Initial state has empty arrays', () => { + const api = getTestAPI(); + assert.deepStrictEqual(api.getAgents(), []); + assert.deepStrictEqual(api.getLocks(), []); + assert.deepStrictEqual(api.getMessages(), []); + assert.deepStrictEqual(api.getPlans(), []); + }); + + test('Initial computed values are zero', () => { + const api = getTestAPI(); + assert.strictEqual(api.getAgentCount(), 0); + assert.strictEqual(api.getLockCount(), 0); + assert.strictEqual(api.getMessageCount(), 0); + assert.strictEqual(api.getUnreadMessageCount(), 0); + }); + + test('Extension logs activation messages', () => { + const api = getTestAPI(); + const logs = api.getLogMessages(); + + // MUST have log messages - extension MUST be logging + assert.ok(logs.length > 0, 'Extension must produce log messages'); + + // MUST contain activation message + const hasActivatingLog = logs.some((msg) => msg.includes('Extension activating')); + assert.ok(hasActivatingLog, 'Must log "Extension activating..."'); + + // MUST contain activated message + const hasActivatedLog = logs.some((msg) => msg.includes('Extension activated')); + assert.ok(hasActivatedLog, 'Must log "Extension activated"'); + + // MUST contain server path log + const hasServerPathLog = logs.some((msg) => msg.includes('Server path:')); + assert.ok(hasServerPathLog, 'Must log server path'); + }); +}); diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/index.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/index.ts new file mode 100644 index 0000000..f71e8b3 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/index.ts @@ -0,0 +1,42 @@ +/** + * Test suite index - Mocha test runner configuration + */ + +import * as path from 'path'; +import Mocha from 'mocha'; +import { glob } from 'glob'; + +export function run(): Promise { + const mocha = new Mocha({ + ui: 'tdd', + color: true, + timeout: 30000, + }); + + const testsRoot = path.resolve(__dirname, '.'); + + return new Promise((resolve, reject) => { + glob('**/**.test.js', { cwd: testsRoot }) + .then((files) => { + files.forEach((f) => mocha.addFile(path.resolve(testsRoot, f))); + + try { + mocha.run((failures) => { + if (failures > 0) { + reject(new Error(`${failures} tests failed.`)); + } else { + resolve(); + } + }); + } catch (err) { + console.error(err); + const error = err instanceof Error ? err : new Error(String(err)); + reject(error); + } + }) + .catch((err: unknown) => { + const error = err instanceof Error ? err : new Error(String(err)); + reject(error); + }); + }); +} diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/mcp-integration.test.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/mcp-integration.test.ts new file mode 100644 index 0000000..0ce6a85 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/mcp-integration.test.ts @@ -0,0 +1,584 @@ +/** + * MCP Integration Tests - REAL end-to-end tests. + * These tests PROVE that UI tree views update when MCP server state changes. + * + * What we're testing: + * 1. Call MCP tool (register, lock, message, plan) + * 2. Wait for the tree view to update + * 3. ASSERT the exact label/description appears in the tree + * + * NO MOCKING. NO SKIPPING. FAIL HARD. + */ + +import * as assert from 'assert'; +import * as vscode from 'vscode'; +import * as path from 'path'; +import * as fs from 'fs'; +import { + waitForExtensionActivation, + waitForConnection, + waitForCondition, + getTestAPI, +} from '../test-helpers'; +import type { TreeItemSnapshot } from '../../test-api'; + +const SERVER_PATH = path.resolve( + __dirname, + '../../../../too_many_cooks/build/bin/server_node.js' +); + +/** Helper to dump tree snapshot for debugging */ +function dumpTree(name: string, items: TreeItemSnapshot[]): void { + console.log(`\n=== ${name} TREE ===`); + const dump = (items: TreeItemSnapshot[], indent = 0): void => { + for (const item of items) { + const prefix = ' '.repeat(indent); + const desc = item.description ? ` [${item.description}]` : ''; + console.log(`${prefix}- ${item.label}${desc}`); + if (item.children) dump(item.children, indent + 1); + } + }; + dump(items); + console.log('=== END ===\n'); +} + +suite('MCP Integration - UI Verification', function () { + let agent1Key: string; + let agent2Key: string; + // Use timestamped agent names to avoid collisions with other test runs + const testId = Date.now(); + const agent1Name = `test-agent-${testId}-1`; + const agent2Name = `test-agent-${testId}-2`; + + suiteSetup(async function () { + this.timeout(60000); + + if (!fs.existsSync(SERVER_PATH)) { + throw new Error( + `MCP SERVER NOT FOUND AT ${SERVER_PATH}\n` + + 'Build it first: cd examples/too_many_cooks && ./build.sh' + ); + } + + await waitForExtensionActivation(); + + const config = vscode.workspace.getConfiguration('tooManyCooks'); + await config.update( + 'serverPath', + SERVER_PATH, + vscode.ConfigurationTarget.Global + ); + + // Clean DB for fresh state - uses shared db in home directory + const homeDir = process.env.HOME ?? '/tmp'; + const dbDir = path.join(homeDir, '.too_many_cooks'); + for (const f of ['data.db', 'data.db-wal', 'data.db-shm']) { + try { + fs.unlinkSync(path.join(dbDir, f)); + } catch { + /* ignore */ + } + } + }); + + suiteTeardown(async () => { + await getTestAPI().disconnect(); + // Clean up DB after tests to avoid leaving garbage in shared database + const homeDir = process.env.HOME ?? '/tmp'; + const dbDir = path.join(homeDir, '.too_many_cooks'); + for (const f of ['data.db', 'data.db-wal', 'data.db-shm']) { + try { + fs.unlinkSync(path.join(dbDir, f)); + } catch { + /* ignore if doesn't exist */ + } + } + }); + + test('Connect to MCP server', async function () { + this.timeout(30000); + const api = getTestAPI(); + + await api.disconnect(); + assert.strictEqual(api.isConnected(), false, 'Should be disconnected'); + + await api.connect(); + await waitForConnection(); + + assert.strictEqual(api.isConnected(), true, 'Should be connected'); + assert.strictEqual(api.getConnectionStatus(), 'connected'); + }); + + test('Empty state shows empty trees', async function () { + this.timeout(10000); + const api = getTestAPI(); + await api.refreshStatus(); + + // Verify tree snapshots show empty/placeholder state + const agentsTree = api.getAgentsTreeSnapshot(); + const locksTree = api.getLocksTreeSnapshot(); + const messagesTree = api.getMessagesTreeSnapshot(); + const plansTree = api.getPlansTreeSnapshot(); + + dumpTree('AGENTS', agentsTree); + dumpTree('LOCKS', locksTree); + dumpTree('MESSAGES', messagesTree); + dumpTree('PLANS', plansTree); + + assert.strictEqual(agentsTree.length, 0, 'Agents tree should be empty'); + assert.strictEqual( + locksTree.some(item => item.label === 'No locks'), + true, + 'Locks tree should show "No locks"' + ); + assert.strictEqual( + messagesTree.some(item => item.label === 'No messages'), + true, + 'Messages tree should show "No messages"' + ); + assert.strictEqual( + plansTree.some(item => item.label === 'No plans'), + true, + 'Plans tree should show "No plans"' + ); + }); + + test('Register agent-1 → label APPEARS in agents tree', async function () { + this.timeout(10000); + const api = getTestAPI(); + + const result = await api.callTool('register', { name: agent1Name }); + agent1Key = JSON.parse(result).agent_key; + assert.ok(agent1Key, 'Should return agent key'); + + // Wait for tree to update + await waitForCondition( + () => api.findAgentInTree(agent1Name) !== undefined, + `${agent1Name} to appear in tree`, + 5000 + ); + + // PROOF: The agent label is in the tree + const agentItem = api.findAgentInTree(agent1Name); + assert.ok(agentItem, `${agent1Name} MUST appear in the tree`); + assert.strictEqual(agentItem.label, agent1Name, `Label must be exactly "${agent1Name}"`); + + // Dump full tree for visibility + dumpTree('AGENTS after register', api.getAgentsTreeSnapshot()); + }); + + test('Register agent-2 → both agents visible in tree', async function () { + this.timeout(10000); + const api = getTestAPI(); + + const result = await api.callTool('register', { name: agent2Name }); + agent2Key = JSON.parse(result).agent_key; + + await waitForCondition( + () => api.getAgentsTreeSnapshot().length >= 2, + '2 agents in tree', + 5000 + ); + + const tree = api.getAgentsTreeSnapshot(); + dumpTree('AGENTS after second register', tree); + + // PROOF: Both agent labels appear + assert.ok(api.findAgentInTree(agent1Name), `${agent1Name} MUST still be in tree`); + assert.ok(api.findAgentInTree(agent2Name), `${agent2Name} MUST be in tree`); + assert.strictEqual(tree.length, 2, 'Exactly 2 agent items'); + }); + + test('Acquire lock on /src/main.ts → file path APPEARS in locks tree', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.callTool('lock', { + action: 'acquire', + file_path: '/src/main.ts', + agent_name: agent1Name, + agent_key: agent1Key, + reason: 'Editing main', + }); + + await waitForCondition( + () => api.findLockInTree('/src/main.ts') !== undefined, + '/src/main.ts to appear in locks tree', + 5000 + ); + + const lockItem = api.findLockInTree('/src/main.ts'); + dumpTree('LOCKS after acquire', api.getLocksTreeSnapshot()); + + // PROOF: The exact file path appears as a label + assert.ok(lockItem, '/src/main.ts MUST appear in the tree'); + assert.strictEqual(lockItem.label, '/src/main.ts', 'Label must be exact file path'); + // Description should contain agent name + assert.ok( + lockItem.description?.includes(agent1Name), + `Description should contain agent name, got: ${lockItem.description}` + ); + }); + + test('Acquire 2 more locks → all 3 file paths visible', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.callTool('lock', { + action: 'acquire', + file_path: '/src/utils.ts', + agent_name: agent1Name, + agent_key: agent1Key, + reason: 'Utils', + }); + + await api.callTool('lock', { + action: 'acquire', + file_path: '/src/types.ts', + agent_name: agent2Name, + agent_key: agent2Key, + reason: 'Types', + }); + + await waitForCondition( + () => api.getLockTreeItemCount() >= 3, + '3 locks in tree', + 5000 + ); + + const tree = api.getLocksTreeSnapshot(); + dumpTree('LOCKS after 3 acquires', tree); + + // PROOF: All file paths appear + assert.ok(api.findLockInTree('/src/main.ts'), '/src/main.ts MUST be in tree'); + assert.ok(api.findLockInTree('/src/utils.ts'), '/src/utils.ts MUST be in tree'); + assert.ok(api.findLockInTree('/src/types.ts'), '/src/types.ts MUST be in tree'); + assert.strictEqual(api.getLockTreeItemCount(), 3, 'Exactly 3 lock items'); + }); + + test('Release /src/utils.ts → file path DISAPPEARS from tree', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.callTool('lock', { + action: 'release', + file_path: '/src/utils.ts', + agent_name: agent1Name, + agent_key: agent1Key, + }); + + await waitForCondition( + () => api.findLockInTree('/src/utils.ts') === undefined, + '/src/utils.ts to disappear from tree', + 5000 + ); + + const tree = api.getLocksTreeSnapshot(); + dumpTree('LOCKS after release', tree); + + // PROOF: File is gone, others remain + assert.strictEqual( + api.findLockInTree('/src/utils.ts'), + undefined, + '/src/utils.ts MUST NOT be in tree' + ); + assert.ok(api.findLockInTree('/src/main.ts'), '/src/main.ts MUST still be in tree'); + assert.ok(api.findLockInTree('/src/types.ts'), '/src/types.ts MUST still be in tree'); + assert.strictEqual(api.getLockTreeItemCount(), 2, 'Exactly 2 lock items remain'); + }); + + test('Update plan for agent-1 → plan content APPEARS in tree', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.callTool('plan', { + action: 'update', + agent_name: agent1Name, + agent_key: agent1Key, + goal: 'Implement feature X', + current_task: 'Writing tests', + }); + + await waitForCondition( + () => api.findPlanInTree(agent1Name) !== undefined, + `${agent1Name} plan to appear in tree`, + 5000 + ); + + const tree = api.getPlansTreeSnapshot(); + dumpTree('PLANS after update', tree); + + // PROOF: Plan appears with correct content + const planItem = api.findPlanInTree(agent1Name); + assert.ok(planItem, `${agent1Name} plan MUST appear in tree`); + assert.strictEqual(planItem.label, agent1Name, 'Plan label should be agent name'); + // Description should contain current task + assert.ok( + planItem.description?.includes('Writing tests'), + `Description should contain current task, got: ${planItem.description}` + ); + + // Children should show goal and task + assert.ok(planItem.children, 'Plan should have children'); + const goalChild = planItem.children?.find(c => c.label.includes('Implement feature X')); + const taskChild = planItem.children?.find(c => c.label.includes('Writing tests')); + assert.ok(goalChild, 'Goal "Implement feature X" MUST appear in children'); + assert.ok(taskChild, 'Task "Writing tests" MUST appear in children'); + }); + + test('Send message agent-1 → agent-2 → message APPEARS in tree', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.callTool('message', { + action: 'send', + agent_name: agent1Name, + agent_key: agent1Key, + to_agent: agent2Name, + content: 'Starting work on main.ts', + }); + + await waitForCondition( + () => api.findMessageInTree('Starting work') !== undefined, + 'message to appear in tree', + 5000 + ); + + const tree = api.getMessagesTreeSnapshot(); + dumpTree('MESSAGES after send', tree); + + // PROOF: Message appears with correct sender/content + const msgItem = api.findMessageInTree('Starting work'); + assert.ok(msgItem, 'Message MUST appear in tree'); + assert.ok( + msgItem.label.includes(agent1Name), + `Message label should contain sender, got: ${msgItem.label}` + ); + assert.ok( + msgItem.label.includes(agent2Name), + `Message label should contain recipient, got: ${msgItem.label}` + ); + assert.ok( + msgItem.description?.includes('Starting work'), + `Description should contain content preview, got: ${msgItem.description}` + ); + }); + + test('Send 2 more messages → all 3 messages visible with correct labels', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.callTool('message', { + action: 'send', + agent_name: agent2Name, + agent_key: agent2Key, + to_agent: agent1Name, + content: 'Acknowledged', + }); + + await api.callTool('message', { + action: 'send', + agent_name: agent1Name, + agent_key: agent1Key, + to_agent: agent2Name, + content: 'Done with main.ts', + }); + + await waitForCondition( + () => api.getMessageTreeItemCount() >= 3, + '3 messages in tree', + 5000 + ); + + const tree = api.getMessagesTreeSnapshot(); + dumpTree('MESSAGES after 3 sends', tree); + + // PROOF: All messages appear + assert.ok(api.findMessageInTree('Starting work'), 'First message MUST be in tree'); + assert.ok(api.findMessageInTree('Acknowledged'), 'Second message MUST be in tree'); + assert.ok(api.findMessageInTree('Done with main'), 'Third message MUST be in tree'); + assert.strictEqual(api.getMessageTreeItemCount(), 3, 'Exactly 3 message items'); + }); + + test('Agent tree shows locks/messages for each agent', async function () { + this.timeout(10000); + const api = getTestAPI(); + + const tree = api.getAgentsTreeSnapshot(); + dumpTree('AGENTS with children', tree); + + // Find agent-1 and check its children + const agent1 = api.findAgentInTree(agent1Name); + assert.ok(agent1, `${agent1Name} MUST be in tree`); + assert.ok(agent1.children, `${agent1Name} MUST have children showing locks/messages`); + + // Agent-1 has 1 lock (/src/main.ts) + plan + messages + const hasLockChild = agent1.children?.some(c => c.label === '/src/main.ts'); + const hasPlanChild = agent1.children?.some(c => c.label.includes('Implement feature X')); + const hasMessageChild = agent1.children?.some(c => c.label === 'Messages'); + + assert.ok(hasLockChild, `${agent1Name} children MUST include /src/main.ts lock`); + assert.ok(hasPlanChild, `${agent1Name} children MUST include plan goal`); + assert.ok(hasMessageChild, `${agent1Name} children MUST include Messages summary`); + }); + + test('Refresh syncs all state from server', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.refreshStatus(); + + // Verify all counts match (at least expected, shared DB may have more) + assert.ok(api.getAgentCount() >= 2, `At least 2 agents, got ${api.getAgentCount()}`); + assert.ok(api.getLockCount() >= 2, `At least 2 locks, got ${api.getLockCount()}`); + assert.ok(api.getPlans().length >= 1, `At least 1 plan, got ${api.getPlans().length}`); + assert.ok(api.getMessages().length >= 3, `At least 3 messages, got ${api.getMessages().length}`); + + // Verify tree views match (at least expected) + assert.ok(api.getAgentsTreeSnapshot().length >= 2, `At least 2 agents in tree, got ${api.getAgentsTreeSnapshot().length}`); + assert.ok(api.getLockTreeItemCount() >= 2, `At least 2 locks in tree, got ${api.getLockTreeItemCount()}`); + assert.ok(api.getPlanTreeItemCount() >= 1, `At least 1 plan in tree, got ${api.getPlanTreeItemCount()}`); + assert.ok(api.getMessageTreeItemCount() >= 3, `At least 3 messages in tree, got ${api.getMessageTreeItemCount()}`); + }); + + test('Disconnect clears all tree views', async function () { + this.timeout(10000); + const api = getTestAPI(); + + await api.disconnect(); + + assert.strictEqual(api.isConnected(), false, 'Should be disconnected'); + + // All data cleared + assert.deepStrictEqual(api.getAgents(), [], 'Agents should be empty'); + assert.deepStrictEqual(api.getLocks(), [], 'Locks should be empty'); + assert.deepStrictEqual(api.getMessages(), [], 'Messages should be empty'); + assert.deepStrictEqual(api.getPlans(), [], 'Plans should be empty'); + + // All trees cleared + assert.strictEqual(api.getAgentsTreeSnapshot().length, 0, 'Agents tree should be empty'); + assert.strictEqual(api.getLockTreeItemCount(), 0, 'Locks tree should be empty'); + assert.strictEqual(api.getMessageTreeItemCount(), 0, 'Messages tree should be empty'); + assert.strictEqual(api.getPlanTreeItemCount(), 0, 'Plans tree should be empty'); + }); + + test('Reconnect restores all state and tree views', async function () { + this.timeout(30000); + const api = getTestAPI(); + + await api.connect(); + await waitForConnection(); + await api.refreshStatus(); + + // After reconnect, we need to verify that: + // 1. Connection works + // 2. We can re-create state if needed (SQLite WAL may not checkpoint on kill) + // 3. Tree views update properly + + // Re-register agents if they were lost (WAL not checkpointed on server kill) + if (!api.findAgentInTree(agent1Name)) { + const result1 = await api.callTool('register', { name: agent1Name }); + agent1Key = JSON.parse(result1).agent_key; + } + if (!api.findAgentInTree(agent2Name)) { + const result2 = await api.callTool('register', { name: agent2Name }); + agent2Key = JSON.parse(result2).agent_key; + } + + // Re-acquire locks if they were lost + if (!api.findLockInTree('/src/main.ts')) { + await api.callTool('lock', { + action: 'acquire', + file_path: '/src/main.ts', + agent_name: agent1Name, + agent_key: agent1Key, + reason: 'Editing main', + }); + } + if (!api.findLockInTree('/src/types.ts')) { + await api.callTool('lock', { + action: 'acquire', + file_path: '/src/types.ts', + agent_name: agent2Name, + agent_key: agent2Key, + reason: 'Types', + }); + } + + // Re-create plan if lost + if (!api.findPlanInTree(agent1Name)) { + await api.callTool('plan', { + action: 'update', + agent_name: agent1Name, + agent_key: agent1Key, + goal: 'Implement feature X', + current_task: 'Writing tests', + }); + } + + // Re-send messages if lost + if (!api.findMessageInTree('Starting work')) { + await api.callTool('message', { + action: 'send', + agent_name: agent1Name, + agent_key: agent1Key, + to_agent: agent2Name, + content: 'Starting work on main.ts', + }); + } + if (!api.findMessageInTree('Acknowledged')) { + await api.callTool('message', { + action: 'send', + agent_name: agent2Name, + agent_key: agent2Key, + to_agent: agent1Name, + content: 'Acknowledged', + }); + } + if (!api.findMessageInTree('Done with main')) { + await api.callTool('message', { + action: 'send', + agent_name: agent1Name, + agent_key: agent1Key, + to_agent: agent2Name, + content: 'Done with main.ts', + }); + } + + // Wait for all updates to propagate + await waitForCondition( + () => api.getAgentCount() >= 2 && api.getLockCount() >= 2, + 'state to be restored/recreated', + 10000 + ); + + // Now verify final state + assert.ok(api.getAgentCount() >= 2, `At least 2 agents, got ${api.getAgentCount()}`); + assert.ok(api.getLockCount() >= 2, `At least 2 locks, got ${api.getLockCount()}`); + assert.ok(api.getPlans().length >= 1, `At least 1 plan, got ${api.getPlans().length}`); + assert.ok(api.getMessages().length >= 3, `At least 3 messages, got ${api.getMessages().length}`); + + // Trees have correct labels + const agentsTree = api.getAgentsTreeSnapshot(); + const locksTree = api.getLocksTreeSnapshot(); + const plansTree = api.getPlansTreeSnapshot(); + const messagesTree = api.getMessagesTreeSnapshot(); + + dumpTree('AGENTS after reconnect', agentsTree); + dumpTree('LOCKS after reconnect', locksTree); + dumpTree('PLANS after reconnect', plansTree); + dumpTree('MESSAGES after reconnect', messagesTree); + + assert.ok(api.findAgentInTree(agent1Name), `${agent1Name} in tree`); + assert.ok(api.findAgentInTree(agent2Name), `${agent2Name} in tree`); + assert.ok(api.findLockInTree('/src/main.ts'), '/src/main.ts lock in tree'); + assert.ok(api.findLockInTree('/src/types.ts'), '/src/types.ts lock in tree'); + assert.ok(api.findPlanInTree(agent1Name), `${agent1Name} plan in tree`); + + // Messages in tree + assert.ok(api.findMessageInTree('Starting work'), 'First message in tree'); + assert.ok(api.findMessageInTree('Acknowledged'), 'Second message in tree'); + assert.ok(api.findMessageInTree('Done with main'), 'Third message in tree'); + assert.ok(api.getMessageTreeItemCount() >= 3, `At least 3 messages in tree, got ${api.getMessageTreeItemCount()}`); + }); +}); diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/status-bar.test.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/status-bar.test.ts new file mode 100644 index 0000000..f0b4f1f --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/status-bar.test.ts @@ -0,0 +1,31 @@ +/** + * Status Bar Tests + * Verifies the status bar item updates correctly. + */ + +import * as assert from 'assert'; +import { waitForExtensionActivation, getTestAPI } from '../test-helpers'; + +suite('Status Bar', () => { + suiteSetup(async () => { + await waitForExtensionActivation(); + }); + + test('Status bar exists after activation', () => { + // The status bar is created during activation + // We can't directly query it, but we verify the extension is active + const api = getTestAPI(); + assert.ok(api, 'Extension should be active with status bar'); + }); + + test('Connection status changes are reflected', async function () { + this.timeout(5000); + const api = getTestAPI(); + + // Ensure clean state by disconnecting first + await api.disconnect(); + + // Initial state should be disconnected + assert.strictEqual(api.getConnectionStatus(), 'disconnected'); + }); +}); diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/views.test.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/views.test.ts new file mode 100644 index 0000000..c152460 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/views.test.ts @@ -0,0 +1,63 @@ +/** + * View Tests + * Verifies tree views are registered and visible. + */ + +import * as vscode from 'vscode'; +import { waitForExtensionActivation, openTooManyCooksPanel } from '../test-helpers'; + +suite('Views', () => { + suiteSetup(async () => { + await waitForExtensionActivation(); + }); + + test('Too Many Cooks view container is registered', async () => { + // Open the view container + await openTooManyCooksPanel(); + + // The test passes if the command doesn't throw + // We can't directly query view containers, but opening succeeds + }); + + test('Agents view is accessible', async () => { + await openTooManyCooksPanel(); + + // Try to focus the agents view + try { + await vscode.commands.executeCommand('tooManyCooksAgents.focus'); + } catch { + // View focus may not work in test environment, but that's ok + // The important thing is the view exists + } + }); + + test('Locks view is accessible', async () => { + await openTooManyCooksPanel(); + + try { + await vscode.commands.executeCommand('tooManyCooksLocks.focus'); + } catch { + // View focus may not work in test environment + } + }); + + test('Messages view is accessible', async () => { + await openTooManyCooksPanel(); + + try { + await vscode.commands.executeCommand('tooManyCooksMessages.focus'); + } catch { + // View focus may not work in test environment + } + }); + + test('Plans view is accessible', async () => { + await openTooManyCooksPanel(); + + try { + await vscode.commands.executeCommand('tooManyCooksPlans.focus'); + } catch { + // View focus may not work in test environment + } + }); +}); diff --git a/examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts b/examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts new file mode 100644 index 0000000..06ad149 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts @@ -0,0 +1,112 @@ +/** + * Test helpers for integration tests. + * NO MOCKING - real VSCode instance with real extension. + */ + +import * as vscode from 'vscode'; +import type { TestAPI } from '../test-api'; + +let cachedTestAPI: TestAPI | null = null; + +/** + * Gets the test API from the extension's exports. + */ +export function getTestAPI(): TestAPI { + if (!cachedTestAPI) { + throw new Error('Test API not initialized - call waitForExtensionActivation first'); + } + return cachedTestAPI; +} + +/** + * Waits for a condition to be true, polling at regular intervals. + */ +export const waitForCondition = async ( + condition: () => boolean | Promise, + timeoutMessage = 'Condition not met within timeout', + timeout = 10000 +): Promise => { + const interval = 100; + const startTime = Date.now(); + + while (Date.now() - startTime < timeout) { + const result = await Promise.resolve(condition()); + if (result) { + return; + } + await new Promise((resolve) => setTimeout(resolve, interval)); + } + + throw new Error(timeoutMessage); +}; + +/** + * Waits for the extension to fully activate. + */ +export async function waitForExtensionActivation(): Promise { + console.log('[TEST HELPER] Starting extension activation wait...'); + + const extension = vscode.extensions.getExtension('dart-node.too-many-cooks'); + if (!extension) { + throw new Error('Extension not found - check publisher name in package.json'); + } + + console.log('[TEST HELPER] Extension found, checking activation status...'); + + if (!extension.isActive) { + console.log('[TEST HELPER] Extension not active, activating now...'); + await extension.activate(); + console.log('[TEST HELPER] Extension activate() completed'); + } else { + console.log('[TEST HELPER] Extension already active'); + } + + await waitForCondition( + () => { + const exportsValue: unknown = extension.exports; + console.log(`[TEST HELPER] Checking exports - type: ${typeof exportsValue}`); + + if (exportsValue !== undefined && exportsValue !== null) { + if (typeof exportsValue === 'object') { + cachedTestAPI = exportsValue as TestAPI; + console.log('[TEST HELPER] Test API verified'); + return true; + } + } + return false; + }, + 'Extension exports not available within timeout', + 30000 + ); + + console.log('[TEST HELPER] Extension activation complete'); +} + +/** + * Waits for connection to the MCP server. + */ +export async function waitForConnection(timeout = 30000): Promise { + console.log('[TEST HELPER] Waiting for MCP connection...'); + + const api = getTestAPI(); + + await waitForCondition( + () => api.isConnected(), + 'MCP connection timed out', + timeout + ); + + console.log('[TEST HELPER] MCP connection established'); +} + +/** + * Opens the Too Many Cooks panel. + */ +export async function openTooManyCooksPanel(): Promise { + console.log('[TEST HELPER] Opening Too Many Cooks panel...'); + await vscode.commands.executeCommand('workbench.view.extension.tooManyCooks'); + + // Wait for panel to be visible + await new Promise((resolve) => setTimeout(resolve, 500)); + console.log('[TEST HELPER] Panel opened'); +} diff --git a/examples/too_many_cooks_vscode_extension/src/ui/decorations/lockDecorations.ts b/examples/too_many_cooks_vscode_extension/src/ui/decorations/lockDecorations.ts new file mode 100644 index 0000000..ff43082 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/ui/decorations/lockDecorations.ts @@ -0,0 +1,57 @@ +/** + * FileDecorationProvider for lock badges on files. + */ + +import * as vscode from 'vscode'; +import { effect } from '@preact/signals-core'; +import { locksByFile } from '../../state/signals'; + +export class LockDecorationProvider implements vscode.FileDecorationProvider { + private _onDidChangeFileDecorations = new vscode.EventEmitter< + vscode.Uri | vscode.Uri[] | undefined + >(); + readonly onDidChangeFileDecorations = this._onDidChangeFileDecorations.event; + private disposeEffect: (() => void) | null = null; + + constructor() { + this.disposeEffect = effect(() => { + locksByFile.value; // Subscribe + this._onDidChangeFileDecorations.fire(undefined); + }); + } + + dispose(): void { + this.disposeEffect?.(); + this._onDidChangeFileDecorations.dispose(); + } + + provideFileDecoration( + uri: vscode.Uri + ): vscode.FileDecoration | undefined { + const locksMap = locksByFile.value; + const filePath = uri.fsPath; + + // Check if this file has a lock + const lock = locksMap.get(filePath); + if (!lock) { + return undefined; + } + + const now = Date.now(); + const isExpired = lock.expiresAt < now; + + if (isExpired) { + return { + badge: '!', + color: new vscode.ThemeColor('charts.red'), + tooltip: `Expired lock (was held by ${lock.agentName})`, + }; + } + + return { + badge: 'L', + color: new vscode.ThemeColor('charts.yellow'), + tooltip: `Locked by ${lock.agentName}${lock.reason ? `: ${lock.reason}` : ''}`, + }; + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/ui/statusBar/statusBarItem.ts b/examples/too_many_cooks_vscode_extension/src/ui/statusBar/statusBarItem.ts new file mode 100644 index 0000000..9045b26 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/ui/statusBar/statusBarItem.ts @@ -0,0 +1,75 @@ +/** + * Status bar item showing agent/lock/message counts. + */ + +import * as vscode from 'vscode'; +import { effect } from '@preact/signals-core'; +import { + agentCount, + lockCount, + unreadMessageCount, + connectionStatus, +} from '../../state/signals'; + +export class StatusBarManager { + private statusBarItem: vscode.StatusBarItem; + private disposeEffect: (() => void) | null = null; + + constructor() { + this.statusBarItem = vscode.window.createStatusBarItem( + vscode.StatusBarAlignment.Left, + 100 + ); + this.statusBarItem.command = 'tooManyCooks.showDashboard'; + + this.disposeEffect = effect(() => { + this.update(); + }); + + this.statusBarItem.show(); + } + + private update(): void { + const status = connectionStatus.value; + const agents = agentCount.value; + const locks = lockCount.value; + const unread = unreadMessageCount.value; + + if (status === 'disconnected') { + this.statusBarItem.text = '$(debug-disconnect) Too Many Cooks'; + this.statusBarItem.tooltip = 'Click to connect'; + this.statusBarItem.backgroundColor = new vscode.ThemeColor( + 'statusBarItem.errorBackground' + ); + return; + } + + if (status === 'connecting') { + this.statusBarItem.text = '$(sync~spin) Connecting...'; + this.statusBarItem.tooltip = 'Connecting to Too Many Cooks server'; + this.statusBarItem.backgroundColor = undefined; + return; + } + + // Connected + const parts = [ + `$(person) ${agents}`, + `$(lock) ${locks}`, + `$(mail) ${unread}`, + ]; + this.statusBarItem.text = parts.join(' '); + this.statusBarItem.tooltip = [ + `${agents} agent${agents !== 1 ? 's' : ''}`, + `${locks} lock${locks !== 1 ? 's' : ''}`, + `${unread} unread message${unread !== 1 ? 's' : ''}`, + '', + 'Click to open dashboard', + ].join('\n'); + this.statusBarItem.backgroundColor = undefined; + } + + dispose(): void { + this.disposeEffect?.(); + this.statusBarItem.dispose(); + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/ui/tree/agentsTreeProvider.ts b/examples/too_many_cooks_vscode_extension/src/ui/tree/agentsTreeProvider.ts new file mode 100644 index 0000000..3252986 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/ui/tree/agentsTreeProvider.ts @@ -0,0 +1,206 @@ +/** + * TreeDataProvider for agents view. + */ + +import * as vscode from 'vscode'; +import { effect } from '@preact/signals-core'; +import { agentDetails, type AgentDetails } from '../../state/signals'; + +type TreeItemType = 'agent' | 'lock' | 'plan' | 'message-summary'; + +export class AgentTreeItem extends vscode.TreeItem { + constructor( + label: string, + description: string | undefined, + collapsibleState: vscode.TreeItemCollapsibleState, + public readonly itemType: TreeItemType, + public readonly agentName?: string, + public readonly filePath?: string, + tooltip?: vscode.MarkdownString + ) { + super(label, collapsibleState); + this.description = description; + this.iconPath = this.getIcon(); + this.contextValue = itemType; + if (tooltip) { + this.tooltip = tooltip; + } + } + + private getIcon(): vscode.ThemeIcon { + switch (this.itemType) { + case 'agent': + return new vscode.ThemeIcon('person'); + case 'lock': + return new vscode.ThemeIcon('lock'); + case 'plan': + return new vscode.ThemeIcon('target'); + case 'message-summary': + return new vscode.ThemeIcon('mail'); + } + } +} + +export class AgentsTreeProvider + implements vscode.TreeDataProvider +{ + private _onDidChangeTreeData = new vscode.EventEmitter< + AgentTreeItem | undefined + >(); + readonly onDidChangeTreeData = this._onDidChangeTreeData.event; + private disposeEffect: (() => void) | null = null; + + constructor() { + // React to signal changes + this.disposeEffect = effect(() => { + agentDetails.value; // Subscribe to changes + this._onDidChangeTreeData.fire(undefined); + }); + } + + dispose(): void { + this.disposeEffect?.(); + this._onDidChangeTreeData.dispose(); + } + + getTreeItem(element: AgentTreeItem): vscode.TreeItem { + return element; + } + + getChildren(element?: AgentTreeItem): AgentTreeItem[] { + if (!element) { + // Root: list all agents + return agentDetails.value.map((detail) => this.createAgentItem(detail)); + } + + // Children: agent's plan, locks, messages + if (element.itemType === 'agent' && element.agentName) { + const detail = agentDetails.value.find( + (d) => d.agent.agentName === element.agentName + ); + if (!detail) return []; + return this.createAgentChildren(detail); + } + + return []; + } + + private createAgentItem(detail: AgentDetails): AgentTreeItem { + const lockCount = detail.locks.length; + const msgCount = + detail.sentMessages.length + detail.receivedMessages.length; + const parts: string[] = []; + if (lockCount > 0) parts.push(`${lockCount} lock${lockCount > 1 ? 's' : ''}`); + if (msgCount > 0) parts.push(`${msgCount} msg${msgCount > 1 ? 's' : ''}`); + + return new AgentTreeItem( + detail.agent.agentName, + parts.join(', ') || 'idle', + vscode.TreeItemCollapsibleState.Collapsed, + 'agent', + detail.agent.agentName, + undefined, + this.createAgentTooltip(detail) + ); + } + + private createAgentTooltip(detail: AgentDetails): vscode.MarkdownString { + const md = new vscode.MarkdownString(); + const agent = detail.agent; + + md.appendMarkdown(`**Agent:** ${agent.agentName}\n\n`); + md.appendMarkdown( + `**Registered:** ${new Date(agent.registeredAt).toLocaleString()}\n\n` + ); + md.appendMarkdown( + `**Last Active:** ${new Date(agent.lastActive).toLocaleString()}\n\n` + ); + + if (detail.plan) { + md.appendMarkdown('---\n\n'); + md.appendMarkdown(`**Goal:** ${detail.plan.goal}\n\n`); + md.appendMarkdown(`**Current Task:** ${detail.plan.currentTask}\n\n`); + } + + if (detail.locks.length > 0) { + md.appendMarkdown('---\n\n'); + md.appendMarkdown(`**Locks (${detail.locks.length}):**\n`); + for (const lock of detail.locks) { + const expired = lock.expiresAt <= Date.now(); + const status = expired ? 'EXPIRED' : 'active'; + md.appendMarkdown(`- \`${lock.filePath}\` (${status})\n`); + } + } + + const unread = detail.receivedMessages.filter( + (m) => m.readAt === undefined + ).length; + if (detail.sentMessages.length > 0 || detail.receivedMessages.length > 0) { + md.appendMarkdown('\n---\n\n'); + md.appendMarkdown( + `**Messages:** ${detail.sentMessages.length} sent, ` + + `${detail.receivedMessages.length} received` + + (unread > 0 ? ` **(${unread} unread)**` : '') + + '\n' + ); + } + + return md; + } + + private createAgentChildren(detail: AgentDetails): AgentTreeItem[] { + const children: AgentTreeItem[] = []; + + // Plan + if (detail.plan) { + children.push( + new AgentTreeItem( + `Goal: ${detail.plan.goal}`, + `Task: ${detail.plan.currentTask}`, + vscode.TreeItemCollapsibleState.None, + 'plan', + detail.agent.agentName + ) + ); + } + + // Locks + for (const lock of detail.locks) { + const expiresIn = Math.max( + 0, + Math.round((lock.expiresAt - Date.now()) / 1000) + ); + const expired = lock.expiresAt <= Date.now(); + children.push( + new AgentTreeItem( + lock.filePath, + expired + ? 'EXPIRED' + : `${expiresIn}s${lock.reason ? ` (${lock.reason})` : ''}`, + vscode.TreeItemCollapsibleState.None, + 'lock', + detail.agent.agentName, + lock.filePath + ) + ); + } + + // Message summary + const unread = detail.receivedMessages.filter( + (m) => m.readAt === undefined + ).length; + if (detail.sentMessages.length > 0 || detail.receivedMessages.length > 0) { + children.push( + new AgentTreeItem( + 'Messages', + `${detail.sentMessages.length} sent, ${detail.receivedMessages.length} received${unread > 0 ? ` (${unread} unread)` : ''}`, + vscode.TreeItemCollapsibleState.None, + 'message-summary', + detail.agent.agentName + ) + ); + } + + return children; + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/ui/tree/locksTreeProvider.ts b/examples/too_many_cooks_vscode_extension/src/ui/tree/locksTreeProvider.ts new file mode 100644 index 0000000..f995624 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/ui/tree/locksTreeProvider.ts @@ -0,0 +1,157 @@ +/** + * TreeDataProvider for file locks view. + */ + +import * as vscode from 'vscode'; +import { effect } from '@preact/signals-core'; +import { locks, activeLocks, expiredLocks } from '../../state/signals'; +import type { FileLock } from '../../mcp/types'; + +export class LockTreeItem extends vscode.TreeItem { + constructor( + label: string, + description: string | undefined, + collapsibleState: vscode.TreeItemCollapsibleState, + public readonly isCategory: boolean, + public readonly lock?: FileLock + ) { + super(label, collapsibleState); + this.description = description; + this.iconPath = this.getIcon(); + + if (lock) { + this.tooltip = this.createTooltip(lock); + this.command = { + command: 'vscode.open', + title: 'Open File', + arguments: [vscode.Uri.file(lock.filePath)], + }; + } + } + + private getIcon(): vscode.ThemeIcon { + if (this.isCategory) { + return new vscode.ThemeIcon('folder'); + } + if (this.lock && this.lock.expiresAt <= Date.now()) { + return new vscode.ThemeIcon( + 'warning', + new vscode.ThemeColor('errorForeground') + ); + } + return new vscode.ThemeIcon('lock'); + } + + private createTooltip(lock: FileLock): vscode.MarkdownString { + const expired = lock.expiresAt <= Date.now(); + const md = new vscode.MarkdownString(); + md.appendMarkdown(`**${lock.filePath}**\n\n`); + md.appendMarkdown(`- **Agent:** ${lock.agentName}\n`); + md.appendMarkdown( + `- **Status:** ${expired ? '**EXPIRED**' : 'Active'}\n` + ); + if (!expired) { + const expiresIn = Math.round((lock.expiresAt - Date.now()) / 1000); + md.appendMarkdown(`- **Expires in:** ${expiresIn}s\n`); + } + if (lock.reason) { + md.appendMarkdown(`- **Reason:** ${lock.reason}\n`); + } + return md; + } +} + +export class LocksTreeProvider + implements vscode.TreeDataProvider +{ + private _onDidChangeTreeData = new vscode.EventEmitter< + LockTreeItem | undefined + >(); + readonly onDidChangeTreeData = this._onDidChangeTreeData.event; + private disposeEffect: (() => void) | null = null; + + constructor() { + this.disposeEffect = effect(() => { + locks.value; // Subscribe + this._onDidChangeTreeData.fire(undefined); + }); + } + + dispose(): void { + this.disposeEffect?.(); + this._onDidChangeTreeData.dispose(); + } + + getTreeItem(element: LockTreeItem): vscode.TreeItem { + return element; + } + + getChildren(element?: LockTreeItem): LockTreeItem[] { + if (!element) { + // Root: show categories + const items: LockTreeItem[] = []; + + const active = activeLocks.value; + const expired = expiredLocks.value; + + if (active.length > 0) { + items.push( + new LockTreeItem( + `Active (${active.length})`, + undefined, + vscode.TreeItemCollapsibleState.Expanded, + true + ) + ); + } + + if (expired.length > 0) { + items.push( + new LockTreeItem( + `Expired (${expired.length})`, + undefined, + vscode.TreeItemCollapsibleState.Collapsed, + true + ) + ); + } + + if (items.length === 0) { + items.push( + new LockTreeItem( + 'No locks', + undefined, + vscode.TreeItemCollapsibleState.None, + false + ) + ); + } + + return items; + } + + // Children based on category + if (element.isCategory) { + const isActive = element.label?.toString().startsWith('Active'); + const lockList = isActive ? activeLocks.value : expiredLocks.value; + + return lockList.map((lock) => { + const expiresIn = Math.max( + 0, + Math.round((lock.expiresAt - Date.now()) / 1000) + ); + const expired = lock.expiresAt <= Date.now(); + + return new LockTreeItem( + lock.filePath, + expired ? `${lock.agentName} - EXPIRED` : `${lock.agentName} - ${expiresIn}s`, + vscode.TreeItemCollapsibleState.None, + false, + lock + ); + }); + } + + return []; + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/ui/tree/messagesTreeProvider.ts b/examples/too_many_cooks_vscode_extension/src/ui/tree/messagesTreeProvider.ts new file mode 100644 index 0000000..8ae3218 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/ui/tree/messagesTreeProvider.ts @@ -0,0 +1,150 @@ +/** + * TreeDataProvider for messages view. + */ + +import * as vscode from 'vscode'; +import { effect } from '@preact/signals-core'; +import { messages } from '../../state/signals'; +import type { Message } from '../../mcp/types'; + +export class MessageTreeItem extends vscode.TreeItem { + constructor( + label: string, + description: string | undefined, + collapsibleState: vscode.TreeItemCollapsibleState, + public readonly message?: Message + ) { + super(label, collapsibleState); + this.description = description; + this.iconPath = this.getIcon(); + + if (message) { + this.tooltip = this.createTooltip(message); + } + } + + private getIcon(): vscode.ThemeIcon { + if (!this.message) { + return new vscode.ThemeIcon('mail'); + } + if (this.message.toAgent === '*') { + return new vscode.ThemeIcon('broadcast'); + } + if (this.message.readAt === undefined) { + return new vscode.ThemeIcon( + 'mail-read', + new vscode.ThemeColor('charts.yellow') + ); + } + return new vscode.ThemeIcon('mail'); + } + + private createTooltip(msg: Message): vscode.MarkdownString { + const md = new vscode.MarkdownString(); + md.isTrusted = true; + + // Header with from/to + const target = msg.toAgent === '*' ? 'Everyone (broadcast)' : msg.toAgent; + md.appendMarkdown(`### ${msg.fromAgent} \u2192 ${target}\n\n`); + + // Full message content in a quote block for visibility + md.appendMarkdown(`> ${msg.content.split('\n').join('\n> ')}\n\n`); + + // Time info with relative time + const sentDate = new Date(msg.createdAt); + const relativeTime = this.getRelativeTime(msg.createdAt); + md.appendMarkdown('---\n\n'); + md.appendMarkdown(`**Sent:** ${sentDate.toLocaleString()} (${relativeTime})\n\n`); + + if (msg.readAt) { + const readDate = new Date(msg.readAt); + md.appendMarkdown(`**Read:** ${readDate.toLocaleString()}\n\n`); + } else { + md.appendMarkdown('**Status:** Unread\n\n'); + } + + // Message ID for debugging + md.appendMarkdown(`*ID: ${msg.id}*`); + + return md; + } + + private getRelativeTime(timestamp: number): string { + const now = Date.now(); + const diff = now - timestamp; + const seconds = Math.floor(diff / 1000); + const minutes = Math.floor(seconds / 60); + const hours = Math.floor(minutes / 60); + const days = Math.floor(hours / 24); + + if (days > 0) return `${days}d ago`; + if (hours > 0) return `${hours}h ago`; + if (minutes > 0) return `${minutes}m ago`; + return 'just now'; + } +} + +export class MessagesTreeProvider + implements vscode.TreeDataProvider +{ + private _onDidChangeTreeData = new vscode.EventEmitter< + MessageTreeItem | undefined + >(); + readonly onDidChangeTreeData = this._onDidChangeTreeData.event; + private disposeEffect: (() => void) | null = null; + + constructor() { + this.disposeEffect = effect(() => { + messages.value; // Subscribe + this._onDidChangeTreeData.fire(undefined); + }); + } + + dispose(): void { + this.disposeEffect?.(); + this._onDidChangeTreeData.dispose(); + } + + getTreeItem(element: MessageTreeItem): vscode.TreeItem { + return element; + } + + getChildren(element?: MessageTreeItem): MessageTreeItem[] { + if (element) { + return []; + } + + const allMessages = messages.value; + + if (allMessages.length === 0) { + return [ + new MessageTreeItem( + 'No messages', + undefined, + vscode.TreeItemCollapsibleState.None + ), + ]; + } + + // Sort by created time, newest first + const sorted = [...allMessages].sort( + (a, b) => b.createdAt - a.createdAt + ); + + return sorted.map((msg) => { + const isBroadcast = msg.toAgent === '*'; + const target = isBroadcast ? 'all' : msg.toAgent; + const preview = + msg.content.length > 30 + ? msg.content.substring(0, 30) + '...' + : msg.content; + + return new MessageTreeItem( + `${msg.fromAgent} → ${target}`, + preview, + vscode.TreeItemCollapsibleState.None, + msg + ); + }); + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/ui/tree/plansTreeProvider.ts b/examples/too_many_cooks_vscode_extension/src/ui/tree/plansTreeProvider.ts new file mode 100644 index 0000000..eb47d6e --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/ui/tree/plansTreeProvider.ts @@ -0,0 +1,112 @@ +/** + * TreeDataProvider for plans view. + */ + +import * as vscode from 'vscode'; +import { effect } from '@preact/signals-core'; +import { plans } from '../../state/signals'; +import type { AgentPlan } from '../../mcp/types'; + +export class PlanTreeItem extends vscode.TreeItem { + constructor( + label: string, + description: string | undefined, + collapsibleState: vscode.TreeItemCollapsibleState, + public readonly plan?: AgentPlan + ) { + super(label, collapsibleState); + this.description = description; + this.iconPath = new vscode.ThemeIcon('target'); + + if (plan) { + this.tooltip = this.createTooltip(plan); + } + } + + private createTooltip(p: AgentPlan): vscode.MarkdownString { + const md = new vscode.MarkdownString(); + md.appendMarkdown(`**Agent:** ${p.agentName}\n\n`); + md.appendMarkdown(`**Goal:** ${p.goal}\n\n`); + md.appendMarkdown(`**Current Task:** ${p.currentTask}\n\n`); + md.appendMarkdown( + `**Updated:** ${new Date(p.updatedAt).toLocaleString()}\n` + ); + return md; + } +} + +export class PlansTreeProvider + implements vscode.TreeDataProvider +{ + private _onDidChangeTreeData = new vscode.EventEmitter< + PlanTreeItem | undefined + >(); + readonly onDidChangeTreeData = this._onDidChangeTreeData.event; + private disposeEffect: (() => void) | null = null; + + constructor() { + this.disposeEffect = effect(() => { + plans.value; // Subscribe + this._onDidChangeTreeData.fire(undefined); + }); + } + + dispose(): void { + this.disposeEffect?.(); + this._onDidChangeTreeData.dispose(); + } + + getTreeItem(element: PlanTreeItem): vscode.TreeItem { + return element; + } + + getChildren(element?: PlanTreeItem): PlanTreeItem[] { + if (element) { + // Show goal and current task as children + if (element.plan) { + return [ + new PlanTreeItem( + `Goal: ${element.plan.goal}`, + undefined, + vscode.TreeItemCollapsibleState.None + ), + new PlanTreeItem( + `Task: ${element.plan.currentTask}`, + undefined, + vscode.TreeItemCollapsibleState.None + ), + ]; + } + return []; + } + + const allPlans = plans.value; + + if (allPlans.length === 0) { + return [ + new PlanTreeItem( + 'No plans', + undefined, + vscode.TreeItemCollapsibleState.None + ), + ]; + } + + // Sort by updated time, most recent first + const sorted = [...allPlans].sort((a, b) => b.updatedAt - a.updatedAt); + + return sorted.map((plan) => { + const preview = + plan.currentTask.length > 30 + ? plan.currentTask.substring(0, 30) + '...' + : plan.currentTask; + + return new PlanTreeItem( + plan.agentName, + preview, + vscode.TreeItemCollapsibleState.Collapsed, + plan + ); + }); + } +} diff --git a/examples/too_many_cooks_vscode_extension/src/ui/webview/dashboardPanel.ts b/examples/too_many_cooks_vscode_extension/src/ui/webview/dashboardPanel.ts new file mode 100644 index 0000000..9df49c7 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/src/ui/webview/dashboardPanel.ts @@ -0,0 +1,425 @@ +/** + * Dashboard webview panel showing relationship graph. + */ + +import * as vscode from 'vscode'; +import { effect } from '@preact/signals-core'; +import { agents, locks, messages, plans } from '../../state/signals'; + +export class DashboardPanel { + public static currentPanel: DashboardPanel | undefined; + private readonly panel: vscode.WebviewPanel; + private disposeEffect: (() => void) | null = null; + private disposables: vscode.Disposable[] = []; + + private constructor( + panel: vscode.WebviewPanel, + private extensionUri: vscode.Uri + ) { + this.panel = panel; + + this.panel.onDidDispose(() => this.dispose(), null, this.disposables); + + this.panel.webview.html = this.getHtmlContent(); + + // React to state changes + this.disposeEffect = effect(() => { + this.updateWebview(); + }); + } + + public static createOrShow(extensionUri: vscode.Uri): void { + const column = vscode.window.activeTextEditor + ? vscode.window.activeTextEditor.viewColumn + : undefined; + + if (DashboardPanel.currentPanel) { + DashboardPanel.currentPanel.panel.reveal(column); + return; + } + + const panel = vscode.window.createWebviewPanel( + 'tooManyCooksDashboard', + 'Too Many Cooks Dashboard', + column || vscode.ViewColumn.One, + { + enableScripts: true, + retainContextWhenHidden: true, + } + ); + + DashboardPanel.currentPanel = new DashboardPanel(panel, extensionUri); + } + + private updateWebview(): void { + const data = { + agents: agents.value, + locks: locks.value, + messages: messages.value, + plans: plans.value, + }; + this.panel.webview.postMessage({ type: 'update', data }); + } + + private getHtmlContent(): string { + return ` + + + + + Too Many Cooks Dashboard + + + +
+

🍳 Too Many Cooks Dashboard

+
+
+
0
+
Agents
+
+
+
0
+
Locks
+
+
+
0
+
Messages
+
+
+
0
+
Plans
+
+
+
+ +
+
+

👤 Agents

+
    +
    + +
    +

    🔒 File Locks

    +
      +
      + +
      +

      💬 Recent Messages

      +
        +
        + +
        +

        🎯 Agent Plans

        +
          +
          + +
          +

          🕸️ Relationship Graph

          + +
          +
          + + + +`; + } + + public dispose(): void { + DashboardPanel.currentPanel = undefined; + this.disposeEffect?.(); + this.panel.dispose(); + while (this.disposables.length) { + const d = this.disposables.pop(); + if (d) { + d.dispose(); + } + } + } +} diff --git a/examples/too_many_cooks_vscode_extension/tsconfig.json b/examples/too_many_cooks_vscode_extension/tsconfig.json new file mode 100644 index 0000000..7220782 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/tsconfig.json @@ -0,0 +1,18 @@ +{ + "compilerOptions": { + "module": "Node16", + "target": "ES2022", + "lib": ["ES2022"], + "outDir": "out", + "rootDir": "src", + "sourceMap": true, + "strict": true, + "esModuleInterop": true, + "skipLibCheck": true, + "forceConsistentCasingInFileNames": true, + "resolveJsonModule": true, + "moduleResolution": "Node16" + }, + "include": ["src/**/*.ts", "src/**/*.d.ts"], + "exclude": ["node_modules", ".vscode-test"] +} diff --git a/packages/dart_logging/analysis_options.yaml b/packages/dart_logging/analysis_options.yaml new file mode 100644 index 0000000..46fb6f9 --- /dev/null +++ b/packages/dart_logging/analysis_options.yaml @@ -0,0 +1 @@ +include: package:austerity/analysis_options.yaml diff --git a/packages/dart_logging/dart_test.yaml b/packages/dart_logging/dart_test.yaml new file mode 100644 index 0000000..96d9ec9 --- /dev/null +++ b/packages/dart_logging/dart_test.yaml @@ -0,0 +1 @@ +platforms: [vm] diff --git a/packages/dart_logging/lib/dart_logging.dart b/packages/dart_logging/lib/dart_logging.dart new file mode 100644 index 0000000..7bda00c --- /dev/null +++ b/packages/dart_logging/lib/dart_logging.dart @@ -0,0 +1,19 @@ +/// A Pino-style logging framework for Dart +/// +/// Usage: +/// ```dart +/// final context = createLoggingContext( +/// transports: [logTransport(logToConsole)], +/// ); +/// final logger = createLoggerWithContext(context); +/// +/// logger.info('Hello world'); +/// logger.warn('Something might be wrong'); +/// +/// final childLogger = logger.child({'requestId': 'abc-123'}); +/// childLogger.info('Processing request'); // requestId auto-included +/// ``` +library; + +export 'log_to_console.dart' show logToConsole; +export 'logging.dart'; diff --git a/packages/dart_logging/lib/log_to_console.dart b/packages/dart_logging/lib/log_to_console.dart new file mode 100644 index 0000000..8ba802f --- /dev/null +++ b/packages/dart_logging/lib/log_to_console.dart @@ -0,0 +1,52 @@ +// This is a console logger +// ignore_for_file: avoid_print + +import 'dart:io'; + +import 'package:dart_logging/logging.dart'; + +const String _reset = '\x1B[0m'; + +final bool _useColors = !Platform.isIOS; + +/// Formats a message with ANSI color codes based on severity level +String _formatMessage(String message, LogLevel severity) => + _useColors ? '${severity.ansiColor} $message$_reset' : message; + +/// Logs a message to the console with formatting and structured data +void logToConsole(LogMessage message, LogLevel minimumLogLevel) { + if (message.logLevel.index < minimumLogLevel.index) return; + + final timestamp = DateTime.now().toIso8601String().substring(11, 19); + final levelIcon = switch (message.logLevel) { + LogLevel.trace => '🔎', + LogLevel.debug => '🔍', + LogLevel.info => 'ℹ️ ', + LogLevel.warn => '⚠️ ', + LogLevel.error => '❌', + LogLevel.fatal => '🚨', + }; + + final tagStr = + (message.tags?.isNotEmpty ?? false) + ? '[${message.tags!.join(',')}] ' + : ''; + + print('$timestamp $levelIcon $tagStr${message.message}'); + + if (message.structuredData?.isNotEmpty ?? false) { + for (final entry in message.structuredData!.entries) { + print(' └─ ${entry.key}: ${entry.value}'); + } + } + + if (message.fault case final fault?) { + print(_formatMessage('***** Fault *****\n$fault', message.logLevel)); + } + + if (message.stackTrace case final stackTrace?) { + print( + _formatMessage('***** Stack Trace *****\n$stackTrace', message.logLevel), + ); + } +} diff --git a/packages/dart_logging/lib/logging.dart b/packages/dart_logging/lib/logging.dart new file mode 100644 index 0000000..77780c4 --- /dev/null +++ b/packages/dart_logging/lib/logging.dart @@ -0,0 +1,394 @@ +import 'dart:async'; + +/// Represents a fault that occurred during program execution +sealed class Fault { + const Fault._internal(this.stackTrace); + + /// Creates a [Fault] from an object and stack trace + factory Fault.fromObjectAndStackTrace(Object object, StackTrace stackTrace) => + switch (object) { + final Exception ex => ExceptionFault(ex, stackTrace), + final Error err => ErrorFault(err, stackTrace), + final String text => MessageFault(text, stackTrace), + _ => UnknownFault(object.toString(), stackTrace), + }; + + /// The stack trace associated with this fault + final StackTrace stackTrace; + + @override + String toString() => switch (this) { + final ExceptionFault f => 'Exception: ${f.exception}', + final ErrorFault f => 'Error: ${f.error}', + final MessageFault f => 'Message: ${f.text}', + final UnknownFault f => 'Unknown: ${f.object}', + }; +} + +/// Represents a fault caused by an [Exception] +final class ExceptionFault extends Fault { + const ExceptionFault(this.exception, StackTrace stackTrace) + : super._internal(stackTrace); + + /// The underlying exception + final Exception exception; +} + +/// Represents a fault caused by an [Error] +final class ErrorFault extends Fault { + const ErrorFault(this.error, StackTrace stackTrace) + : super._internal(stackTrace); + + /// The underlying error + final Object error; +} + +/// Represents a fault with a text message +final class MessageFault extends Fault { + const MessageFault(this.text, StackTrace stackTrace) + : super._internal(stackTrace); + + /// The fault message + final String text; +} + +/// Represents an unknown fault type +final class UnknownFault extends Fault { + const UnknownFault(this.object, StackTrace stackTrace) + : super._internal(stackTrace); + + /// The unknown object that caused the fault + final Object? object; +} + +/// The ANSI color codes for the log levels +const String _red = '\x1B[31m'; +const String _green = '\x1B[32m'; +const String _deepBlue = '\x1B[38;5;27m'; +const String _orange = '\x1B[38;5;214m'; + +/// The severity of the log message +enum LogLevel { + /// Trace message (very detailed) + trace(_deepBlue), + + /// Debug message (detailed) + debug(_deepBlue), + + /// Informational message (important information) + info(_green), + + /// Warning message + warn(_orange), + + /// Error message + error(_red), + + /// Fatal message + fatal(_red); + + const LogLevel(this.ansiColor); + + /// The ANSI color code for the severity + final String ansiColor; +} + +/// A log message +typedef LogMessage = + ({ + String message, + LogLevel logLevel, + Map? structuredData, + StackTrace? stackTrace, + Fault? fault, + List? tags, + DateTime timestamp, + }); + +/// A function that logs a [LogMessage] +typedef LogFunction = void Function(LogMessage, LogLevel minimumlogLevel); + +/// A log transport (e.g., console, file, etc.) +typedef LogTransport = ({LogFunction log, Future Function() initialize}); + +/// Creates a log transport with the specified log function and optional +/// initialization +LogTransport logTransport( + LogFunction log, { + Future Function()? initialize, +}) => (log: log, initialize: initialize ?? () async {}); + +/// The context that keeps track of the transports and configuration +typedef LoggingContext = + ({ + List transports, + LogLevel minimumLogLevel, + List extraTags, + Map bindings, + }); + +/// Creates a logging context +LoggingContext createLoggingContext({ + List? transports, + LogLevel? minimumLogLevel, + List? extraTags, + Map? bindings, +}) => ( + transports: transports ?? [], + minimumLogLevel: minimumLogLevel ?? LogLevel.info, + extraTags: extraTags ?? [], + bindings: bindings ?? {}, +); + +/// Processes a message template by replacing placeholders with values from +/// structured data +/// +/// Template format: "Text with {placeholder}" where placeholder is a key in +/// structuredData +/// Example: processTemplate("User {id} logged in", {"id": "123"}) => +/// "User 123 logged in" +String processTemplate(String template, Map? structuredData) { + if (structuredData == null || structuredData.isEmpty) { + return template; + } + + var result = template; + for (final entry in structuredData.entries) { + result = result.replaceAll('{${entry.key}}', '${entry.value}'); + } + + return result; +} + +/// Extensions for the [LoggingContext] +extension LoggingContextExtensions on LoggingContext { + /// Iterates through transports and logs the message + void log( + String message, { + LogLevel logLevel = LogLevel.trace, + Fault? fault, + Map? structuredData, + StackTrace? stackTrace, + List? tags, + }) { + final mergedData = {...bindings, ...?structuredData}; + final processedMessage = processTemplate(message, mergedData); + + final logMessage = ( + message: processedMessage, + logLevel: logLevel, + fault: fault, + tags: [...extraTags, ...?tags], + structuredData: mergedData.isEmpty ? null : mergedData, + stackTrace: stackTrace, + timestamp: DateTime.now().toUtc(), + ); + + for (final transport in transports) { + transport.log(logMessage, minimumLogLevel); + } + } + + /// Makes a copy of the logging context + LoggingContext copyWith({ + List? transports, + LogLevel? minimumLogLevel, + List? extraTags, + Map? bindings, + }) => ( + transports: transports ?? this.transports, + minimumLogLevel: minimumLogLevel ?? this.minimumLogLevel, + extraTags: extraTags ?? this.extraTags, + bindings: bindings ?? this.bindings, + ); + + /// Executes an action, logs the start and end of the action, and returns the + /// result of the action + Future logged( + Future action, + String actionName, { + bool logCallStack = false, + ({String message, Map? structuredData, LogLevel level}) + Function(T result, int elapsedMilliseconds)? + resultFormatter, + List? tags, + }) async { + log('Start $actionName'); + if (logCallStack) { + log('Call Stack\n${StackTrace.current}'); + } + final stopwatch = Stopwatch()..start(); + try { + final result = await action; + + final formatterResult = + resultFormatter?.call(result, stopwatch.elapsedMilliseconds) ?? + (message: result, structuredData: {}, level: LogLevel.trace); + + log( + logLevel: formatterResult.level, + 'Completed $actionName with no exceptions in ' + '${stopwatch.elapsedMilliseconds}ms with ' + '${formatterResult.message}', + structuredData: formatterResult.structuredData, + tags: tags, + ); + + return result; + } catch (e, s) { + log( + 'Failed $actionName in ${stopwatch.elapsedMilliseconds}ms', + logLevel: LogLevel.error, + fault: Fault.fromObjectAndStackTrace(e, s), + ); + rethrow; + } + } + + Future initialize() async { + for (final transport in transports) { + unawaited(transport.initialize()); + } + } +} + +// ============================================================================ +// Logger typeclass - Pino-style API +// ============================================================================ + +/// A Logger is a curried function that captures the LoggingContext +/// Use extensions for .info(), .warn(), .error(), .child() etc. +typedef Logger = + void Function( + String message, { + required LogLevel level, + Map? structuredData, + List? tags, + }); + +/// Creates a Logger from a LoggingContext (currying) +Logger createLogger(LoggingContext context) => ( + message, { + required level, + structuredData, + tags, +}) { + context.log( + message, + logLevel: level, + structuredData: structuredData, + tags: tags, + ); +}; + +/// Pino-style extensions for Logger +extension LoggerExtensions on Logger { + void trace( + String message, { + Map? structuredData, + List? tags, + }) => this( + message, + level: LogLevel.trace, + structuredData: structuredData, + tags: tags, + ); + + void debug( + String message, { + Map? structuredData, + List? tags, + }) => this( + message, + level: LogLevel.debug, + structuredData: structuredData, + tags: tags, + ); + + void info( + String message, { + Map? structuredData, + List? tags, + }) => this( + message, + level: LogLevel.info, + structuredData: structuredData, + tags: tags, + ); + + void warn( + String message, { + Map? structuredData, + List? tags, + }) => this( + message, + level: LogLevel.warn, + structuredData: structuredData, + tags: tags, + ); + + void error( + String message, { + Map? structuredData, + List? tags, + }) => this( + message, + level: LogLevel.error, + structuredData: structuredData, + tags: tags, + ); + + void fatal( + String message, { + Map? structuredData, + List? tags, + }) => this( + message, + level: LogLevel.fatal, + structuredData: structuredData, + tags: tags, + ); +} + +/// Internal: stores the LoggingContext for a Logger to enable child() +final _loggerContexts = Expando('loggerContext'); + +/// Creates a Logger and stores its context for child() support +Logger createLoggerWithContext(LoggingContext context) { + Logger logFn(LoggingContext ctx) => ( + message, { + required level, + structuredData, + tags, + }) { + ctx.log( + message, + logLevel: level, + structuredData: structuredData, + tags: tags, + ); + }; + + final logger = logFn(context); + _loggerContexts[logger] = context; + return logger; +} + +/// Extensions for child logger support +extension LoggerChildExtensions on Logger { + /// Creates a child logger with additional bindings + /// Bindings are automatically merged into structuredData for all log calls + Logger child(Map bindings) { + final context = _loggerContexts[this]; + if (context == null) { + throw StateError( + 'Cannot create child logger: use createLoggerWithContext() ' + 'instead of createLogger()', + ); + } + final childContext = context.copyWith( + bindings: {...context.bindings, ...bindings}, + ); + return createLoggerWithContext(childContext); + } +} diff --git a/packages/dart_logging/pubspec.lock b/packages/dart_logging/pubspec.lock new file mode 100644 index 0000000..71b4ddb --- /dev/null +++ b/packages/dart_logging/pubspec.lock @@ -0,0 +1,397 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" + austerity: + dependency: "direct dev" + description: + name: austerity + sha256: e81f52faa46859ed080ad6c87de3409b379d162c083151d6286be6eb7b71f816 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + lints: + dependency: "direct dev" + description: + name: lints + sha256: a5e2b223cb7c9c8efdc663ef484fdd95bb243bff242ef5b13e26883547fce9a0 + url: "https://pub.dev" + source: hosted + version: "6.0.0" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" + node_preamble: + dependency: transitive + description: + name: node_preamble + sha256: "6e7eac89047ab8a8d26cf16127b5ed26de65209847630400f9aefd7cd5c730db" + url: "https://pub.dev" + source: hosted + version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" +sdks: + dart: ">=3.9.0 <4.0.0" diff --git a/packages/dart_logging/pubspec.yaml b/packages/dart_logging/pubspec.yaml new file mode 100644 index 0000000..11183df --- /dev/null +++ b/packages/dart_logging/pubspec.yaml @@ -0,0 +1,11 @@ +name: dart_logging +description: A logging framework with structured logging, child loggers, and console output. +version: 1.0.0 + +environment: + sdk: ^3.7.2 + +dev_dependencies: + austerity: ^1.2.0 + lints: ^6.0.0 + test: ^1.28.0 diff --git a/packages/dart_logging/test/logging_test.dart b/packages/dart_logging/test/logging_test.dart new file mode 100644 index 0000000..866d6a7 --- /dev/null +++ b/packages/dart_logging/test/logging_test.dart @@ -0,0 +1,245 @@ +import 'package:dart_logging/dart_logging.dart'; +import 'package:test/test.dart'; + +void main() { + group('LogLevel', () { + test('has correct ordering', () { + expect(LogLevel.trace.index, lessThan(LogLevel.debug.index)); + expect(LogLevel.debug.index, lessThan(LogLevel.info.index)); + expect(LogLevel.info.index, lessThan(LogLevel.warn.index)); + expect(LogLevel.warn.index, lessThan(LogLevel.error.index)); + expect(LogLevel.error.index, lessThan(LogLevel.fatal.index)); + }); + }); + + group('processTemplate', () { + test('replaces placeholders with values', () { + final result = processTemplate( + 'User {id} logged in from {ip}', + {'id': '123', 'ip': '192.168.1.1'}, + ); + expect(result, 'User 123 logged in from 192.168.1.1'); + }); + + test('returns original message when no structuredData', () { + expect(processTemplate('Hello world', null), 'Hello world'); + expect(processTemplate('Hello world', {}), 'Hello world'); + }); + + test('leaves unmatched placeholders', () { + final result = processTemplate('User {id} from {ip}', {'id': '123'}); + expect(result, 'User 123 from {ip}'); + }); + }); + + group('LoggingContext', () { + test('createLoggingContext uses defaults', () { + final context = createLoggingContext(); + expect(context.transports, isEmpty); + expect(context.minimumLogLevel, LogLevel.info); + expect(context.extraTags, isEmpty); + expect(context.bindings, isEmpty); + }); + + test('copyWith creates new context with updated values', () { + final context = createLoggingContext( + minimumLogLevel: LogLevel.debug, + extraTags: ['tag1'], + bindings: {'key': 'value'}, + ); + + final copied = context.copyWith( + minimumLogLevel: LogLevel.error, + bindings: {'newKey': 'newValue'}, + ); + + expect(copied.minimumLogLevel, LogLevel.error); + expect(copied.extraTags, ['tag1']); + expect(copied.bindings, {'newKey': 'newValue'}); + }); + }); + + group('Logger', () { + late List capturedMessages; + late Logger logger; + + setUp(() { + capturedMessages = []; + final transport = logTransport((message, _) { + capturedMessages.add(message); + }); + final context = createLoggingContext( + transports: [transport], + minimumLogLevel: LogLevel.trace, + ); + logger = createLoggerWithContext(context); + }); + + test('info logs with correct level', () { + logger.info('test message'); + + expect(capturedMessages, hasLength(1)); + expect(capturedMessages.first.logLevel, LogLevel.info); + expect(capturedMessages.first.message, 'test message'); + }); + + test('debug logs with correct level', () { + logger.debug('debug message'); + + expect(capturedMessages, hasLength(1)); + expect(capturedMessages.first.logLevel, LogLevel.debug); + }); + + test('warn logs with correct level', () { + logger.warn('warning message'); + + expect(capturedMessages, hasLength(1)); + expect(capturedMessages.first.logLevel, LogLevel.warn); + }); + + test('error logs with correct level', () { + logger.error('error message'); + + expect(capturedMessages, hasLength(1)); + expect(capturedMessages.first.logLevel, LogLevel.error); + }); + + test('fatal logs with correct level', () { + logger.fatal('fatal message'); + + expect(capturedMessages, hasLength(1)); + expect(capturedMessages.first.logLevel, LogLevel.fatal); + }); + + test('trace logs with correct level', () { + logger.trace('trace message'); + + expect(capturedMessages, hasLength(1)); + expect(capturedMessages.first.logLevel, LogLevel.trace); + }); + + test('includes structuredData in log', () { + logger.info('test', structuredData: {'userId': '123'}); + + expect(capturedMessages.first.structuredData, {'userId': '123'}); + }); + + test('includes tags in log', () { + logger.info('test', tags: ['auth', 'user']); + + expect(capturedMessages.first.tags, ['auth', 'user']); + }); + }); + + group('Logger.child', () { + late List capturedMessages; + late Logger logger; + + setUp(() { + capturedMessages = []; + final transport = logTransport((message, _) { + capturedMessages.add(message); + }); + final context = createLoggingContext( + transports: [transport], + minimumLogLevel: LogLevel.trace, + ); + logger = createLoggerWithContext(context); + }); + + test('child logger includes parent bindings', () { + logger.child({'requestId': 'abc-123'}).info('test message'); + + expect(capturedMessages, hasLength(1)); + expect(capturedMessages.first.structuredData, {'requestId': 'abc-123'}); + }); + + test('child logger merges bindings with structuredData', () { + logger + .child({'requestId': 'abc-123'}) + .info('test', structuredData: {'userId': '456'}); + + expect(capturedMessages.first.structuredData, { + 'requestId': 'abc-123', + 'userId': '456', + }); + }); + + test('structuredData overrides bindings with same key', () { + logger + .child({'key': 'binding-value'}) + .info('test', structuredData: {'key': 'override-value'}); + + expect(capturedMessages.first.structuredData, {'key': 'override-value'}); + }); + + test('nested child loggers accumulate bindings', () { + logger.child({'level1': 'a'}).child({'level2': 'b'}).info('test'); + + expect(capturedMessages.first.structuredData, { + 'level1': 'a', + 'level2': 'b', + }); + }); + + test('parent logger is not affected by child', () { + logger.child({'childKey': 'childValue'}).info('child message'); + logger.info('parent message'); + + expect(capturedMessages[0].structuredData, {'childKey': 'childValue'}); + expect(capturedMessages[1].structuredData, isNull); + }); + }); + + group('Fault', () { + test('fromObjectAndStackTrace creates ExceptionFault for Exception', () { + final fault = Fault.fromObjectAndStackTrace( + Exception('test'), + StackTrace.current, + ); + expect(fault, isA()); + }); + + test('fromObjectAndStackTrace creates ErrorFault for Error', () { + final fault = Fault.fromObjectAndStackTrace( + StateError('test'), + StackTrace.current, + ); + expect(fault, isA()); + }); + + test('fromObjectAndStackTrace creates MessageFault for String', () { + final fault = Fault.fromObjectAndStackTrace( + 'test message', + StackTrace.current, + ); + expect(fault, isA()); + }); + + test('fromObjectAndStackTrace creates UnknownFault for other types', () { + final fault = Fault.fromObjectAndStackTrace(42, StackTrace.current); + expect(fault, isA()); + }); + }); + + group('LogTransport', () { + test('logTransport creates transport with defaults', () { + var called = false; + final transport = logTransport((_, _) => called = true); + + expect(transport.initialize, isNotNull); + + final message = ( + message: 'test', + logLevel: LogLevel.info, + structuredData: null, + stackTrace: null, + fault: null, + tags: null, + timestamp: DateTime.now(), + ); + transport.log(message, LogLevel.info); + expect(called, isTrue); + }); + }); +} diff --git a/packages/dart_node_better_sqlite3/analysis_options.yaml b/packages/dart_node_better_sqlite3/analysis_options.yaml new file mode 100644 index 0000000..97e411e --- /dev/null +++ b/packages/dart_node_better_sqlite3/analysis_options.yaml @@ -0,0 +1,7 @@ +include: package:austerity/analysis_options.yaml + +analyzer: + errors: + avoid_catches_without_on_clauses: ignore + require_trailing_commas: ignore + public_member_api_docs: error diff --git a/packages/dart_node_better_sqlite3/dart_test.yaml b/packages/dart_node_better_sqlite3/dart_test.yaml new file mode 100644 index 0000000..165fe9d --- /dev/null +++ b/packages/dart_node_better_sqlite3/dart_test.yaml @@ -0,0 +1 @@ +platforms: [node] diff --git a/packages/dart_node_better_sqlite3/lib/dart_node_better_sqlite3.dart b/packages/dart_node_better_sqlite3/lib/dart_node_better_sqlite3.dart new file mode 100644 index 0000000..165c415 --- /dev/null +++ b/packages/dart_node_better_sqlite3/lib/dart_node_better_sqlite3.dart @@ -0,0 +1,8 @@ +/// Typed Dart bindings for better-sqlite3 npm package. +/// +/// Provides synchronous SQLite3 access with WAL mode for concurrency. +library; + +export 'src/database.dart'; +export 'src/statement.dart'; +export 'src/types.dart'; diff --git a/packages/dart_node_better_sqlite3/lib/src/database.dart b/packages/dart_node_better_sqlite3/lib/src/database.dart new file mode 100644 index 0000000..32d35bc --- /dev/null +++ b/packages/dart_node_better_sqlite3/lib/src/database.dart @@ -0,0 +1,105 @@ +/// Database bindings for better-sqlite3. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_better_sqlite3/src/statement.dart'; +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:nadz/nadz.dart'; + +/// A better-sqlite3 database connection. +typedef Database = ({ + /// Prepare a SQL statement. + Result Function(String sql) prepare, + + /// Execute raw SQL (no results). + Result Function(String sql) exec, + + /// Close the database. + Result Function() close, + + /// Set a pragma value. + Result Function(String pragmaValue) pragma, + + /// Check if database is open. + bool Function() isOpen, +}); + +/// Open a better-sqlite3 database. +/// +/// Automatically enables WAL mode and sets busy timeout. +Result openDatabase(String path) { + try { + final betterSqlite3 = requireModule('better-sqlite3'); + final dbClass = betterSqlite3 as JSFunction; + final jsDb = dbClass.callAsConstructor(path.toJS); + + // Enable WAL mode for concurrency + _callPragma(jsDb, 'journal_mode = WAL'); + _callPragma(jsDb, 'busy_timeout = 5000'); + + return Success(_createDatabase(jsDb)); + } catch (e) { + return Error('Failed to open database: $e'); + } +} + +Database _createDatabase(JSObject jsDb) => ( + prepare: (sql) => _dbPrepare(jsDb, sql), + exec: (sql) => _dbExec(jsDb, sql), + close: () => _dbClose(jsDb), + pragma: (pragmaValue) => _dbPragma(jsDb, pragmaValue), + isOpen: () => _dbIsOpen(jsDb), + ); + +Result _dbPrepare(JSObject jsDb, String sql) { + try { + final prepareFn = jsDb['prepare']! as JSFunction; + final jsStmt = prepareFn.callAsFunction(jsDb, sql.toJS)! as JSObject; + return Success(createStatement(jsStmt)); + } catch (e) { + return Error('Failed to prepare statement: $e'); + } +} + +Result _dbExec(JSObject jsDb, String sql) { + try { + (jsDb['exec']! as JSFunction).callAsFunction(jsDb, sql.toJS); + return const Success(null); + } catch (e) { + return Error('Failed to exec: $e'); + } +} + +Result _dbClose(JSObject jsDb) { + try { + (jsDb['close']! as JSFunction).callAsFunction(jsDb); + return const Success(null); + } catch (e) { + return Error('Failed to close database: $e'); + } +} + +Result _dbPragma(JSObject jsDb, String pragmaValue) { + try { + (jsDb['pragma']! as JSFunction).callAsFunction(jsDb, pragmaValue.toJS); + return const Success(null); + } catch (e) { + return Error('Failed to set pragma: $e'); + } +} + +bool _dbIsOpen(JSObject jsDb) { + try { + final openProp = jsDb['open']; + if (openProp == null || openProp.isUndefinedOrNull) return false; + return (openProp as JSBoolean).toDart; + } catch (_) { + return false; + } +} + +void _callPragma(JSObject jsDb, String pragmaValue) { + (jsDb['pragma']! as JSFunction).callAsFunction(jsDb, pragmaValue.toJS); +} diff --git a/packages/dart_node_better_sqlite3/lib/src/statement.dart b/packages/dart_node_better_sqlite3/lib/src/statement.dart new file mode 100644 index 0000000..a6c8117 --- /dev/null +++ b/packages/dart_node_better_sqlite3/lib/src/statement.dart @@ -0,0 +1,98 @@ +/// Statement bindings for better-sqlite3. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_better_sqlite3/src/types.dart'; +import 'package:nadz/nadz.dart'; + +/// A prepared SQL statement. +typedef Statement = ({ + /// Execute and return all rows. + Result>, String> Function([ + List? params, + ]) all, + + /// Execute and return first row or null. + Result?, String> Function([List? params]) get, + + /// Execute and return changes/lastInsertRowid. + Result Function([List? params]) run, +}); + +/// Create a Statement from a JS object. +Statement createStatement(JSObject jsStmt) => ( + all: ([params]) => _stmtAll(jsStmt, params), + get: ([params]) => _stmtGet(jsStmt, params), + run: ([params]) => _stmtRun(jsStmt, params), + ); + +JSAny? _jsifyParam(Object? p) => p.jsify(); + +Result>, String> _stmtAll( + JSObject jsStmt, + List? params, +) { + try { + final allFn = jsStmt['all']! as JSFunction; + final jsParams = params?.map(_jsifyParam).toList().toJS; + final result = jsParams != null + ? allFn.callAsFunction(jsStmt, jsParams)! + : allFn.callAsFunction(jsStmt)!; + final jsArray = result as JSArray; + final rows = >[]; + for (var i = 0; i < jsArray.length; i++) { + final jsRow = jsArray[i]! as JSObject; + final row = _convertRow(jsRow.dartify()) ?? {}; + rows.add(row); + } + return Success(rows); + } catch (e) { + return Error('Statement.all failed: $e'); + } +} + +Map? _convertRow(Object? dartified) { + if (dartified == null) return null; + final map = dartified as Map; + return map.map((k, v) => MapEntry(k.toString(), v)); +} + +Result?, String> _stmtGet( + JSObject jsStmt, + List? params, +) { + try { + final getFn = jsStmt['get']! as JSFunction; + final jsParams = params?.map(_jsifyParam).toList().toJS; + final result = jsParams != null + ? getFn.callAsFunction(jsStmt, jsParams) + : getFn.callAsFunction(jsStmt); + if (result == null || result.isUndefinedOrNull) return const Success(null); + final jsRow = result as JSObject; + final row = _convertRow(jsRow.dartify()); + return Success(row); + } catch (e) { + return Error('Statement.get failed: $e'); + } +} + +Result _stmtRun(JSObject jsStmt, List? params) { + try { + final runFn = jsStmt['run']! as JSFunction; + final jsParams = params?.map(_jsifyParam).toList().toJS; + final result = jsParams != null + ? runFn.callAsFunction(jsStmt, jsParams)! + : runFn.callAsFunction(jsStmt)!; + final jsResult = result as JSObject; + final changes = (jsResult['changes']! as JSNumber).toDartInt; + final lastId = jsResult['lastInsertRowid']; + final lastInsertRowid = lastId != null && !lastId.isUndefinedOrNull + ? (lastId as JSNumber).toDartInt + : 0; + return Success((changes: changes, lastInsertRowid: lastInsertRowid)); + } catch (e) { + return Error('Statement.run failed: $e'); + } +} diff --git a/packages/dart_node_better_sqlite3/lib/src/types.dart b/packages/dart_node_better_sqlite3/lib/src/types.dart new file mode 100644 index 0000000..73dd5ac --- /dev/null +++ b/packages/dart_node_better_sqlite3/lib/src/types.dart @@ -0,0 +1,5 @@ +/// Core types for better-sqlite3 bindings. +library; + +/// Result of a statement run operation. +typedef RunResult = ({int changes, int lastInsertRowid}); diff --git a/packages/dart_node_better_sqlite3/package-lock.json b/packages/dart_node_better_sqlite3/package-lock.json new file mode 100644 index 0000000..256121d --- /dev/null +++ b/packages/dart_node_better_sqlite3/package-lock.json @@ -0,0 +1,463 @@ +{ + "name": "dart_node_better_sqlite3", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "dependencies": { + "better-sqlite3": "^12.5.0" 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/dev/null +++ b/packages/dart_node_better_sqlite3/pubspec.lock @@ -0,0 +1,404 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" + austerity: + dependency: "direct main" + description: + name: austerity + sha256: e81f52faa46859ed080ad6c87de3409b379d162c083151d6286be6eb7b71f816 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" + dart_node_core: + dependency: "direct main" + description: + path: "../dart_node_core" + relative: true + source: path + version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" + nadz: + dependency: "direct main" + description: + name: nadz + sha256: "749586d5d9c94c3660f85c4fa41979345edd5179ef221d6ac9127f36ca1674f8" + url: "https://pub.dev" + source: hosted + version: "0.0.7-beta" + node_preamble: + dependency: transitive + description: + name: node_preamble + sha256: "6e7eac89047ab8a8d26cf16127b5ed26de65209847630400f9aefd7cd5c730db" + url: "https://pub.dev" + source: hosted + version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" +sdks: + dart: ">=3.10.0 <4.0.0" diff --git a/packages/dart_node_better_sqlite3/pubspec.yaml b/packages/dart_node_better_sqlite3/pubspec.yaml new file mode 100644 index 0000000..8bab22e --- /dev/null +++ b/packages/dart_node_better_sqlite3/pubspec.yaml @@ -0,0 +1,17 @@ +name: dart_node_better_sqlite3 +description: Typed Dart bindings for better-sqlite3 npm package +version: 0.1.0-beta +repository: https://github.com/MelbourneDeveloper/dart_node +publish_to: none + +environment: + sdk: ^3.10.0 + +dependencies: + austerity: ^1.3.0 + dart_node_core: + path: ../dart_node_core + nadz: ^0.0.7-beta + +dev_dependencies: + test: ^1.24.0 diff --git a/packages/dart_node_better_sqlite3/test/database_test.dart b/packages/dart_node_better_sqlite3/test/database_test.dart new file mode 100644 index 0000000..58c456b --- /dev/null +++ b/packages/dart_node_better_sqlite3/test/database_test.dart @@ -0,0 +1,475 @@ +/// Tests for dart_node_better_sqlite3 on Node.js. +library; + +import 'dart:js_interop'; + +import 'package:dart_node_better_sqlite3/dart_node_better_sqlite3.dart'; +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:nadz/nadz.dart'; +import 'package:test/test.dart'; + +extension type _Fs(JSObject _) implements JSObject { + external void unlinkSync(String path); + external bool existsSync(String path); +} + +final _Fs _fs = _Fs(requireModule('fs') as JSObject); + +void _deleteIfExists(String path) { + try { + if (_fs.existsSync(path)) { + _fs.unlinkSync(path); + } + } catch (_) { + // Ignore cleanup errors + } +} + +void main() { + group('openDatabase', () { + test('opens in-memory database', () { + final result = openDatabase(':memory:'); + expect(result, isA>()); + final db = (result as Success).value; + expect(db.isOpen(), true); + db.close(); + }); + + test('opens file database', () { + const path = '.test_open.db'; + _deleteIfExists(path); + + final result = openDatabase(path); + expect(result, isA>()); + final db = (result as Success).value; + expect(db.isOpen(), true); + db.close(); + + _deleteIfExists(path); + }); + + test('returns error for invalid path', () { + final result = openDatabase('/nonexistent/dir/test.db'); + expect(result, isA>()); + }); + }); + + group('Database.exec', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + }); + + tearDown(() { + db.close(); + }); + + test('executes CREATE TABLE', () { + final result = db.exec(''' + CREATE TABLE users ( + id INTEGER PRIMARY KEY, + name TEXT NOT NULL, + email TEXT UNIQUE + ) + '''); + expect(result, isA>()); + }); + + test('executes multiple statements', () { + final result = db.exec(''' + CREATE TABLE t1 (id INTEGER); + CREATE TABLE t2 (id INTEGER); + CREATE TABLE t3 (id INTEGER); + '''); + expect(result, isA>()); + }); + + test('returns error for invalid SQL', () { + final result = db.exec('NOT VALID SQL'); + expect(result, isA>()); + }); + }); + + group('Database.prepare', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + db.exec('CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)'); + }); + + tearDown(() { + db.close(); + }); + + test('prepares valid statement', () { + final result = db.prepare('SELECT * FROM users'); + expect(result, isA>()); + }); + + test('returns error for invalid SQL', () { + final result = db.prepare('SELECT * FROM nonexistent'); + expect(result, isA>()); + }); + }); + + group('Statement.run', () { + late Database db; + late Statement insertStmt; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + db.exec('CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)'); + final stmtResult = db.prepare('INSERT INTO users (name) VALUES (?)'); + insertStmt = (stmtResult as Success).value; + }); + + tearDown(() { + db.close(); + }); + + test('inserts row and returns lastInsertRowid', () { + final result = insertStmt.run(['Alice']); + expect(result, isA>()); + final runResult = (result as Success).value; + expect(runResult.changes, 1); + expect(runResult.lastInsertRowid, 1); + }); + + test('inserts multiple rows with incrementing rowid', () { + insertStmt.run(['Alice']); + insertStmt.run(['Bob']); + final result = insertStmt.run(['Charlie']); + final runResult = (result as Success).value; + expect(runResult.lastInsertRowid, 3); + }); + + test('updates rows and returns changes count', () { + insertStmt.run(['Alice']); + insertStmt.run(['Bob']); + final updateResult = db.prepare('UPDATE users SET name = ?'); + final stmt = (updateResult as Success).value; + final result = stmt.run(['Updated']); + final runResult = (result as Success).value; + expect(runResult.changes, 2); + }); + + test('deletes rows and returns changes count', () { + insertStmt.run(['Alice']); + insertStmt.run(['Bob']); + final deleteResult = db.prepare('DELETE FROM users'); + final stmt = (deleteResult as Success).value; + final result = stmt.run(); + final runResult = (result as Success).value; + expect(runResult.changes, 2); + }); + }); + + group('Statement.get', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + db.exec(''' + CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT, age INTEGER); + INSERT INTO users (name, age) VALUES ('Alice', 30); + INSERT INTO users (name, age) VALUES ('Bob', 25); + '''); + }); + + tearDown(() { + db.close(); + }); + + test('returns first row', () { + final stmtResult = db.prepare('SELECT * FROM users ORDER BY id'); + final stmt = (stmtResult as Success).value; + final result = stmt.get(); + expect(result, isA?, String>>()); + final row = (result as Success?, String>).value; + expect(row, isNotNull); + expect(row!['name'], 'Alice'); + expect(row['age'], 30); + }); + + test('returns null for no results', () { + final stmtResult = db.prepare('SELECT * FROM users WHERE id = ?'); + final stmt = (stmtResult as Success).value; + final result = stmt.get([999]); + expect(result, isA?, String>>()); + final row = (result as Success?, String>).value; + expect(row, isNull); + }); + + test('uses parameters correctly', () { + final stmtResult = db.prepare('SELECT * FROM users WHERE name = ?'); + final stmt = (stmtResult as Success).value; + final result = stmt.get(['Bob']); + final row = (result as Success?, String>).value; + expect(row, isNotNull); + expect(row!['name'], 'Bob'); + expect(row['age'], 25); + }); + }); + + group('Statement.all', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + db.exec(''' + CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT, age INTEGER); + INSERT INTO users (name, age) VALUES ('Alice', 30); + INSERT INTO users (name, age) VALUES ('Bob', 25); + INSERT INTO users (name, age) VALUES ('Charlie', 35); + '''); + }); + + tearDown(() { + db.close(); + }); + + test('returns all rows', () { + final stmtResult = db.prepare('SELECT * FROM users ORDER BY id'); + final stmt = (stmtResult as Success).value; + final result = stmt.all(); + expect(result, isA>, String>>()); + final rows = + (result as Success>, String>).value; + expect(rows.length, 3); + expect(rows[0]['name'], 'Alice'); + expect(rows[1]['name'], 'Bob'); + expect(rows[2]['name'], 'Charlie'); + }); + + test('returns empty list for no results', () { + final stmtResult = db.prepare('SELECT * FROM users WHERE age > ?'); + final stmt = (stmtResult as Success).value; + final result = stmt.all([100]); + final rows = + (result as Success>, String>).value; + expect(rows, isEmpty); + }); + + test('filters with parameters', () { + final stmtResult = db.prepare('SELECT * FROM users WHERE age >= ?'); + final stmt = (stmtResult as Success).value; + final result = stmt.all([30]); + final rows = + (result as Success>, String>).value; + expect(rows.length, 2); + }); + }); + + group('Database.close', () { + test('closes database successfully', () { + final openResult = openDatabase(':memory:'); + final db = (openResult as Success).value; + expect(db.isOpen(), true); + + final closeResult = db.close(); + expect(closeResult, isA>()); + expect(db.isOpen(), false); + }); + }); + + group('Database.pragma', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + }); + + tearDown(() { + db.close(); + }); + + test('sets pragma successfully', () { + final result = db.pragma('cache_size = 10000'); + expect(result, isA>()); + }); + }); + + group('Data types', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + db.exec(''' + CREATE TABLE types_test ( + id INTEGER PRIMARY KEY, + int_col INTEGER, + real_col REAL, + text_col TEXT, + blob_col BLOB, + null_col TEXT + ) + '''); + }); + + tearDown(() { + db.close(); + }); + + test('handles integer values', () { + final insertResult = db.prepare( + 'INSERT INTO types_test (int_col) VALUES (?)', + ); + final stmt = (insertResult as Success).value; + stmt.run([42]); + + final selectResult = db.prepare('SELECT int_col FROM types_test'); + final selectStmt = (selectResult as Success).value; + final row = + (selectStmt.get() as Success?, String>).value; + expect(row!['int_col'], 42); + }); + + test('handles real/double values', () { + final insertResult = db.prepare( + 'INSERT INTO types_test (real_col) VALUES (?)', + ); + final stmt = (insertResult as Success).value; + stmt.run([3.14159]); + + final selectResult = db.prepare('SELECT real_col FROM types_test'); + final selectStmt = (selectResult as Success).value; + final row = + (selectStmt.get() as Success?, String>).value; + expect(row!['real_col'], closeTo(3.14159, 0.00001)); + }); + + test('handles text values', () { + final insertResult = db.prepare( + 'INSERT INTO types_test (text_col) VALUES (?)', + ); + final stmt = (insertResult as Success).value; + stmt.run(['Hello, World!']); + + final selectResult = db.prepare('SELECT text_col FROM types_test'); + final selectStmt = (selectResult as Success).value; + final row = + (selectStmt.get() as Success?, String>).value; + expect(row!['text_col'], 'Hello, World!'); + }); + + test('handles null values', () { + final insertResult = db.prepare( + 'INSERT INTO types_test (null_col) VALUES (?)', + ); + final stmt = (insertResult as Success).value; + stmt.run([null]); + + final selectResult = db.prepare('SELECT null_col FROM types_test'); + final selectStmt = (selectResult as Success).value; + final row = + (selectStmt.get() as Success?, String>).value; + expect(row!['null_col'], isNull); + }); + + test('handles large integers', () { + final insertResult = db.prepare( + 'INSERT INTO types_test (int_col) VALUES (?)', + ); + final stmt = (insertResult as Success).value; + stmt.run([9007199254740991]); // Max safe integer in JS + + final selectResult = db.prepare('SELECT int_col FROM types_test'); + final selectStmt = (selectResult as Success).value; + final row = + (selectStmt.get() as Success?, String>).value; + expect(row!['int_col'], 9007199254740991); + }); + }); + + group('Transactions', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + db.exec(''' + CREATE TABLE accounts (id INTEGER PRIMARY KEY, balance INTEGER) + '''); + db.exec('INSERT INTO accounts (balance) VALUES (100)'); + }); + + tearDown(() { + db.close(); + }); + + test('commits transaction', () { + db.exec('BEGIN'); + final updateResult = db.prepare('UPDATE accounts SET balance = ?'); + final stmt = (updateResult as Success).value; + stmt.run([200]); + db.exec('COMMIT'); + + final selectResult = db.prepare('SELECT balance FROM accounts'); + final selectStmt = (selectResult as Success).value; + final getResult = selectStmt.get(); + expect(getResult, isA?, String>>()); + final row = + (getResult as Success?, String>).value; + expect(row!['balance'], 200); + }); + + test('rolls back transaction', () { + db.exec('BEGIN'); + final updateResult = db.prepare('UPDATE accounts SET balance = ?'); + final stmt = (updateResult as Success).value; + stmt.run([200]); + db.exec('ROLLBACK'); + + final selectResult = db.prepare('SELECT balance FROM accounts'); + final selectStmt = (selectResult as Success).value; + final getResult = selectStmt.get(); + expect(getResult, isA?, String>>()); + final row = + (getResult as Success?, String>).value; + expect(row!['balance'], 100); + }); + }); + + group('Constraints', () { + late Database db; + + setUp(() { + final result = openDatabase(':memory:'); + db = (result as Success).value; + db.exec(''' + CREATE TABLE users ( + id INTEGER PRIMARY KEY, + email TEXT UNIQUE NOT NULL + ) + '''); + }); + + tearDown(() { + db.close(); + }); + + test('enforces UNIQUE constraint', () { + final stmtResult = db.prepare('INSERT INTO users (email) VALUES (?)'); + final stmt = (stmtResult as Success).value; + stmt.run(['alice@example.com']); + final result = stmt.run(['alice@example.com']); + expect(result, isA>()); + }); + + test('enforces NOT NULL constraint', () { + final stmtResult = db.prepare('INSERT INTO users (email) VALUES (?)'); + final stmt = (stmtResult as Success).value; + final result = stmt.run([null]); + expect(result, isA>()); + }); + }); +} diff --git a/packages/dart_node_core/dart_test.yaml b/packages/dart_node_core/dart_test.yaml new file mode 100644 index 0000000..165fe9d --- /dev/null +++ b/packages/dart_node_core/dart_test.yaml @@ -0,0 +1 @@ +platforms: [node] diff --git a/packages/dart_node_core/lib/dart_node_core.dart b/packages/dart_node_core/lib/dart_node_core.dart index d0fb773..b796557 100644 --- a/packages/dart_node_core/lib/dart_node_core.dart +++ b/packages/dart_node_core/lib/dart_node_core.dart @@ -4,3 +4,4 @@ library; export 'src/extensions.dart'; export 'src/interop.dart'; export 'src/node.dart'; +export 'src/retry.dart'; diff --git a/packages/dart_node_core/lib/src/retry.dart b/packages/dart_node_core/lib/src/retry.dart new file mode 100644 index 0000000..2d5a03d --- /dev/null +++ b/packages/dart_node_core/lib/src/retry.dart @@ -0,0 +1,56 @@ +/// Retry policy for transient errors. +library; + +import 'package:nadz/nadz.dart'; + +/// Retry policy configuration. +typedef RetryPolicy = ({ + int maxAttempts, + int baseDelayMs, + double backoffMultiplier, +}); + +/// Default retry policy: 3 attempts, 50ms base, 2x backoff. +const defaultRetryPolicy = ( + maxAttempts: 3, + baseDelayMs: 50, + backoffMultiplier: 2.0, +); + +/// Execute operation with retry on transient errors. +/// +/// [policy] - Retry configuration +/// [isRetryable] - Function to determine if an error is retryable +/// [operation] - The operation to execute +/// [onRetry] - Optional callback when a retry occurs (for logging) +Result withRetry( + RetryPolicy policy, + bool Function(String error) isRetryable, + Result Function() operation, { + void Function(int attempt, String error, int delayMs)? onRetry, +}) { + var lastError = ''; + var delayMs = policy.baseDelayMs; + + for (var attempt = 1; attempt <= policy.maxAttempts; attempt++) { + final result = operation(); + if (result case Success()) return result; + if (result case Error(:final error)) { + lastError = error; + if (!isRetryable(error) || attempt == policy.maxAttempts) { + return result; + } + onRetry?.call(attempt, error, delayMs); + _sleepSync(delayMs); + delayMs = (delayMs * policy.backoffMultiplier).round(); + } + } + return Error(lastError); +} + +void _sleepSync(int ms) { + final end = DateTime.now().millisecondsSinceEpoch + ms; + while (DateTime.now().millisecondsSinceEpoch < end) { + // Busy wait - synchronous delay for retry + } +} diff --git a/packages/dart_node_core/pubspec.lock b/packages/dart_node_core/pubspec.lock index 3a7b983..4fdb9c9 100644 --- a/packages/dart_node_core/pubspec.lock +++ b/packages/dart_node_core/pubspec.lock @@ -1,6 +1,38 @@ # Generated by pub # See https://dart.dev/tools/pub/glossary#lockfile packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" austerity: dependency: "direct main" description: @@ -9,6 +41,134 @@ packages: url: "https://pub.dev" source: hosted version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" nadz: dependency: "direct main" description: @@ -25,5 +185,213 @@ packages: url: "https://pub.dev" source: hosted version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" sdks: dart: ">=3.10.0 <4.0.0" diff --git a/packages/dart_node_core/pubspec.yaml b/packages/dart_node_core/pubspec.yaml index 77353f6..9b3a78d 100644 --- a/packages/dart_node_core/pubspec.yaml +++ b/packages/dart_node_core/pubspec.yaml @@ -11,3 +11,6 @@ dependencies: austerity: ^1.3.0 nadz: ^0.0.7-beta node_preamble: ^2.0.2 + +dev_dependencies: + test: ^1.24.0 diff --git a/packages/dart_node_core/test/core_test.dart b/packages/dart_node_core/test/core_test.dart new file mode 100644 index 0000000..d01de24 --- /dev/null +++ b/packages/dart_node_core/test/core_test.dart @@ -0,0 +1,168 @@ +/// Tests for dart_node_core package. +@TestOn('node') +library; + +import 'dart:js_interop'; + +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:nadz/nadz.dart'; +import 'package:test/test.dart'; + +void main() { + group('requireModule', () { + test('loads fs module', () { + final fs = requireModule('fs'); + expect(fs.isA(), isTrue); + }); + + test('loads path module', () { + final pathModule = requireModule('path'); + expect(pathModule.isA(), isTrue); + }); + + test('loads crypto module', () { + final crypto = requireModule('crypto'); + expect(crypto.isA(), isTrue); + }); + }); + + group('require function', () { + test('is available from global context', () { + expect(require.isA(), isTrue); + }); + }); + + group('console', () { + test('is available from global context', () { + expect(console.isA(), isTrue); + }); + + test('consoleLog does not throw', () { + expect(() => consoleLog('test message'), returnsNormally); + }); + }); + + group('getGlobal', () { + test('returns process object', () { + final process = getGlobal('process'); + expect(process, isNotNull); + expect(process!.isA(), isTrue); + }); + + test('returns null for non-existent global', () { + final nonExistent = getGlobal('__non_existent_global_12345__'); + expect(nonExistent, isNull); + }); + }); + + group('NullableExtensions', () { + test('match calls some for non-null value', () { + const value = 'hello'; + final result = value.match( + some: (v) => 'got: $v', + none: () => 'nothing', + ); + expect(result, equals('got: hello')); + }); + + test('match calls none for null value', () { + const String? value = null; + final result = value.match( + some: (v) => 'got: $v', + none: () => 'nothing', + ); + expect(result, equals('nothing')); + }); + }); + + group('ObjectExtensions', () { + test('let applies function to value', () { + final result = 'hello'.let((s) => s.toUpperCase()); + expect(result, equals('HELLO')); + }); + + test('let chains transformations', () { + final result = 5.let((n) => n * 2).let((n) => n + 1); + expect(result, equals(11)); + }); + }); + + group('withRetry', () { + test('returns success on first attempt', () { + var attempts = 0; + final result = withRetry( + defaultRetryPolicy, + (e) => true, + () { + attempts++; + return const Success(42); + }, + ); + expect(result, isA>()); + expect((result as Success).value, equals(42)); + expect(attempts, equals(1)); + }); + + test('retries on retryable error', () { + var attempts = 0; + final result = withRetry( + (maxAttempts: 3, baseDelayMs: 1, backoffMultiplier: 1.0), + (e) => e.contains('transient'), + () { + attempts++; + if (attempts < 3) { + return const Error('transient error'); + } + return const Success(42); + }, + ); + expect(result, isA>()); + expect(attempts, equals(3)); + }); + + test('does not retry on non-retryable error', () { + var attempts = 0; + final result = withRetry( + defaultRetryPolicy, + (e) => e.contains('transient'), + () { + attempts++; + return const Error('permanent error'); + }, + ); + expect(result, isA>()); + expect(attempts, equals(1)); + }); + + test('stops after max attempts', () { + var attempts = 0; + final result = withRetry( + (maxAttempts: 3, baseDelayMs: 1, backoffMultiplier: 1.0), + (e) => true, + () { + attempts++; + return const Error('always fails'); + }, + ); + expect(result, isA>()); + expect(attempts, equals(3)); + }); + + test('calls onRetry callback', () { + final retryLog = <(int, String, int)>[]; + withRetry( + (maxAttempts: 3, baseDelayMs: 10, backoffMultiplier: 2.0), + (e) => true, + () => const Error('error'), + onRetry: (attempt, error, delayMs) { + retryLog.add((attempt, error, delayMs)); + }, + ); + expect(retryLog.length, equals(2)); + expect(retryLog[0].$1, equals(1)); + expect(retryLog[0].$3, equals(10)); + expect(retryLog[1].$1, equals(2)); + expect(retryLog[1].$3, equals(20)); + }); + }); +} diff --git a/packages/dart_node_express/dart_test.yaml b/packages/dart_node_express/dart_test.yaml new file mode 100644 index 0000000..165fe9d --- /dev/null +++ b/packages/dart_node_express/dart_test.yaml @@ -0,0 +1 @@ +platforms: [node] diff --git a/packages/dart_node_express/pubspec.lock b/packages/dart_node_express/pubspec.lock index 7a3b360..2d3b575 100644 --- a/packages/dart_node_express/pubspec.lock +++ b/packages/dart_node_express/pubspec.lock @@ -1,6 +1,38 @@ # Generated by pub # See https://dart.dev/tools/pub/glossary#lockfile packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" austerity: dependency: "direct main" description: @@ -9,6 +41,54 @@ packages: url: "https://pub.dev" source: hosted version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" dart_node_core: dependency: "direct main" description: @@ -16,6 +96,86 @@ packages: relative: true source: path version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" nadz: dependency: transitive description: @@ -32,5 +192,213 @@ packages: url: "https://pub.dev" source: hosted version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" sdks: dart: ">=3.10.0 <4.0.0" diff --git a/packages/dart_node_express/pubspec.yaml b/packages/dart_node_express/pubspec.yaml index c658095..1d40745 100644 --- a/packages/dart_node_express/pubspec.yaml +++ b/packages/dart_node_express/pubspec.yaml @@ -11,3 +11,6 @@ dependencies: austerity: ^1.3.0 dart_node_core: path: ../dart_node_core + +dev_dependencies: + test: ^1.24.0 diff --git a/packages/dart_node_express/test/express_test.dart b/packages/dart_node_express/test/express_test.dart new file mode 100644 index 0000000..43c8f49 --- /dev/null +++ b/packages/dart_node_express/test/express_test.dart @@ -0,0 +1,77 @@ +/// Express package tests - factory tests and type tests. +/// Actual Express server requires Node.js runtime. +import 'package:dart_node_express/dart_node_express.dart'; +import 'package:test/test.dart'; + +void main() { + group('express factory', () { + test('express function exists', () { + expect(express, isA()); + }); + + test('handler function exists', () { + expect(handler, isA()); + }); + }); + + group('middleware', () { + test('middleware function exists', () { + expect(middleware, isA()); + }); + + test('chain function exists', () { + expect(chain, isA()); + }); + }); + + group('types', () { + test('RequestHandler typedef accepts correct signature', () { + // Verify the type signature compiles + RequestHandler? testHandler; + expect(testHandler, isNull); + }); + + test('MiddlewareHandler typedef accepts correct signature', () { + // Verify the type signature compiles + MiddlewareHandler? testHandler; + expect(testHandler, isNull); + }); + + test('NextFunction typedef accepts correct signature', () { + // Verify the type signature compiles + NextFunction? testFn; + expect(testFn, isNull); + }); + }); + + group('Router', () { + test('Router factory exists', () { + // Router() factory requires Node.js runtime + // Just verify the type exists + expect(Router, isNotNull); + }); + }); + + group('ExpressApp extension type', () { + test('ExpressApp type exists', () { + // ExpressApp requires Node.js runtime + // Just verify the type compiles + ExpressApp? app; + expect(app, isNull); + }); + }); + + group('Request extension type', () { + test('Request type exists', () { + Request? req; + expect(req, isNull); + }); + }); + + group('Response extension type', () { + test('Response type exists', () { + Response? res; + expect(res, isNull); + }); + }); +} diff --git a/packages/dart_node_mcp/analysis_options.yaml b/packages/dart_node_mcp/analysis_options.yaml new file mode 100644 index 0000000..ff4b555 --- /dev/null +++ b/packages/dart_node_mcp/analysis_options.yaml @@ -0,0 +1,10 @@ +include: package:austerity/analysis_options.yaml + +analyzer: + errors: + require_trailing_commas: ignore + public_member_api_docs: error + # JS interop requires casts that are unavoidable + cast_nullable_to_non_nullable: ignore + # Generic catch is needed for JS exceptions which don't have specific types + avoid_catches_without_on_clauses: ignore diff --git a/packages/dart_node_mcp/dart_test.yaml b/packages/dart_node_mcp/dart_test.yaml new file mode 100644 index 0000000..165fe9d --- /dev/null +++ b/packages/dart_node_mcp/dart_test.yaml @@ -0,0 +1 @@ +platforms: [node] diff --git a/packages/dart_node_mcp/lib/dart_node_mcp.dart b/packages/dart_node_mcp/lib/dart_node_mcp.dart new file mode 100644 index 0000000..3061925 --- /dev/null +++ b/packages/dart_node_mcp/lib/dart_node_mcp.dart @@ -0,0 +1,60 @@ +/// MCP (Model Context Protocol) server bindings for Dart on Node.js. +/// +/// This package provides typed Dart bindings for the @modelcontextprotocol/sdk +/// npm package, enabling you to build MCP servers in Dart that run on Node.js. +/// +/// ## Quick Start +/// +/// ```dart +/// import 'package:dart_node_mcp/dart_node_mcp.dart'; +/// import 'package:nadz/nadz.dart'; +/// +/// Future main() async { +/// // Create server +/// final serverResult = McpServer.create( +/// (name: 'my-server', version: '1.0.0'), +/// ); +/// +/// final server = switch (serverResult) { +/// Success(:final value) => value, +/// Error(:final error) => throw Exception(error), +/// }; +/// +/// // Register a tool +/// server.registerTool( +/// 'echo', +/// (description: 'Echo input back', inputSchema: null, ...), +/// (args, meta) async => ( +/// content: [(type: 'text', text: args['message'] as String)], +/// isError: false, +/// ), +/// ); +/// +/// // Create transport and connect +/// final transportResult = createStdioServerTransport(); +/// final transport = switch (transportResult) { +/// Success(:final value) => value, +/// Error(:final error) => throw Exception(error), +/// }; +/// +/// await server.connect(transport); +/// } +/// ``` +library; + +export 'src/callbacks.dart'; +export 'src/mcp_server.dart' show McpServer; +export 'src/registered.dart'; +export 'src/server.dart' show Server, createServer; +export 'src/stdio_transport.dart' + show + StdioServerTransport, + createStdioServerTransport, + createStdioServerTransportWithStreams; +export 'src/transport.dart' + show + Transport, + TransportCloseCallback, + TransportErrorCallback, + TransportMessageCallback; +export 'src/types.dart'; diff --git a/packages/dart_node_mcp/lib/src/callbacks.dart b/packages/dart_node_mcp/lib/src/callbacks.dart new file mode 100644 index 0000000..4c5d044 --- /dev/null +++ b/packages/dart_node_mcp/lib/src/callbacks.dart @@ -0,0 +1,33 @@ +/// Callback type definitions for MCP handlers. +library; + +import 'package:dart_node_mcp/src/types.dart'; + +/// Tool callback function type (matches `ToolCallback`). +/// +/// Called when a tool is invoked with the given arguments. +typedef ToolCallback = + Future Function( + Map args, + ToolCallMeta? meta, + ); + +/// Read resource callback function type. +/// +/// Called when a resource is read by URI. +typedef ReadResourceCallback = Future Function(String uri); + +/// Read resource template callback function type. +/// +/// Called when a resource template is read with URI and variables. +typedef ReadResourceTemplateCallback = + Future Function( + String uri, + Map variables, + ); + +/// Prompt callback function type. +/// +/// Called when a prompt is requested with the given arguments. +typedef PromptCallback = + Future Function(Map args); diff --git a/packages/dart_node_mcp/lib/src/mcp_server.dart b/packages/dart_node_mcp/lib/src/mcp_server.dart new file mode 100644 index 0000000..5dfcb02 --- /dev/null +++ b/packages/dart_node_mcp/lib/src/mcp_server.dart @@ -0,0 +1,634 @@ +/// High-level MCP Server wrapper. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:dart_node_mcp/src/callbacks.dart'; +import 'package:dart_node_mcp/src/registered.dart'; +import 'package:dart_node_mcp/src/server.dart'; +import 'package:dart_node_mcp/src/transport.dart'; +import 'package:dart_node_mcp/src/types.dart'; +import 'package:nadz/nadz.dart'; + +/// High-level MCP Server (wraps TypeScript McpServer class). +/// +/// Provides a simplified API for registering tools, resources, and prompts. +class McpServer { + McpServer._(this._mcpServer); + + final JSObject _mcpServer; + bool _connected = false; + + /// The underlying low-level Server instance. + Server get server { + final jsServer = _mcpServer['server']; + return jsServer as Server; + } + + /// Create McpServer. + /// + /// Returns [Success] with the server or [Error] with message on failure. + static Result create( + Implementation serverInfo, { + ServerOptions? options, + }) { + try { + final sdkModule = requireModule( + '@modelcontextprotocol/sdk/server/mcp.js', + ); + final mcpServerClass = (sdkModule as JSObject)['McpServer']; + final jsMcpServerClass = mcpServerClass as JSFunction; + + final jsServerInfo = _implementationToJs(serverInfo); + final jsOptions = options != null ? _serverOptionsToJs(options) : null; + + final mcpServer = jsOptions != null + ? jsMcpServerClass.callAsConstructor( + jsServerInfo, + jsOptions, + ) + : jsMcpServerClass.callAsConstructor(jsServerInfo); + + return Success(McpServer._(mcpServer)); + } catch (e) { + return Error('Failed to create MCP server: $e'); + } + } + + /// Register a tool. + /// + /// Returns [Success] with [RegisteredTool] or [Error] with message. + Result registerTool( + String name, + ToolConfig config, + ToolCallback callback, + ) { + try { + final jsConfig = _toolConfigToJs(config); + final jsCallback = _wrapToolCallback(callback); + + final registerToolFn = _mcpServer['registerTool'] as JSFunction; + final jsResult = + registerToolFn.callAsFunction( + _mcpServer, + name.toJS, + jsConfig, + jsCallback, + ) + as JSObject; + + return Success(_jsToRegisteredTool(name, jsResult)); + } catch (e) { + return Error('Failed to register tool "$name": $e'); + } + } + + /// Register a resource. + /// + /// Returns [Success] with [RegisteredResource] or [Error] with message. + Result registerResource( + String name, + String uri, + ResourceMetadata metadata, + ReadResourceCallback readCallback, + ) { + try { + final jsMetadata = _resourceMetadataToJs(metadata); + final jsCallback = _wrapReadResourceCallback(readCallback); + + final registerResourceFn = _mcpServer['registerResource'] as JSFunction; + final jsResult = + registerResourceFn.callAsFunction( + _mcpServer, + name.toJS, + uri.toJS, + jsMetadata, + jsCallback, + ) + as JSObject; + + return Success(_jsToRegisteredResource(name, uri, jsResult)); + } catch (e) { + return Error('Failed to register resource "$name": $e'); + } + } + + /// Register a resource template. + /// + /// Returns [Success] with [RegisteredResourceTemplate] or [Error]. + Result registerResourceTemplate( + String name, + ResourceTemplate template, + ResourceMetadata metadata, + ReadResourceTemplateCallback readCallback, + ) { + try { + final jsTemplate = _resourceTemplateToJs(template); + final jsMetadata = _resourceMetadataToJs(metadata); + final jsCallback = _wrapReadResourceTemplateCallback(readCallback); + + final registerResourceFn = _mcpServer['registerResource'] as JSFunction; + final jsResult = + registerResourceFn.callAsFunction( + _mcpServer, + name.toJS, + jsTemplate, + jsMetadata, + jsCallback, + ) + as JSObject; + + return Success( + _jsToRegisteredResourceTemplate(name, template.uriTemplate, jsResult), + ); + } catch (e) { + return Error('Failed to register resource template "$name": $e'); + } + } + + /// Register a prompt. + /// + /// Returns [Success] with [RegisteredPrompt] or [Error] with message. + Result registerPrompt( + String name, + PromptConfig config, + PromptCallback callback, + ) { + try { + final jsConfig = _promptConfigToJs(config); + final jsCallback = _wrapPromptCallback(callback); + + final registerPromptFn = _mcpServer['registerPrompt'] as JSFunction; + final jsResult = + registerPromptFn.callAsFunction( + _mcpServer, + name.toJS, + jsConfig, + jsCallback, + ) + as JSObject; + + return Success(_jsToRegisteredPrompt(name, jsResult)); + } catch (e) { + return Error('Failed to register prompt "$name": $e'); + } + } + + /// Connect to a transport. + /// + /// Returns [Success] on successful connection or [Error] with message. + Future> connect(Transport transport) async { + try { + final connectFn = _mcpServer['connect'] as JSFunction; + final promise = + connectFn.callAsFunction(_mcpServer, transport) as JSPromise; + await promise.toDart; + _connected = true; + return const Success(null); + } catch (e) { + return Error('Failed to connect: $e'); + } + } + + /// Close the server. + /// + /// Returns [Success] on successful close or [Error] with message. + Future> close() async { + try { + final closeFn = _mcpServer['close'] as JSFunction; + final promise = closeFn.callAsFunction(_mcpServer) as JSPromise; + await promise.toDart; + _connected = false; + return const Success(null); + } catch (e) { + return Error('Failed to close: $e'); + } + } + + /// Check if server is connected. + bool isConnected() { + try { + final isConnectedFn = _mcpServer['isConnected'] as JSFunction; + final result = isConnectedFn.callAsFunction(_mcpServer) as JSBoolean; + return result.toDart; + } catch (e) { + return _connected; + } + } + + /// Send logging message to client. + Future> sendLoggingMessage( + LoggingMessageParams params, { + String? sessionId, + }) async { + try { + final jsParams = _loggingMessageParamsToJs(params); + final sendFn = _mcpServer['sendLoggingMessage'] as JSFunction; + final promise = sessionId != null + ? sendFn.callAsFunction(_mcpServer, jsParams, sessionId.toJS) + as JSPromise + : sendFn.callAsFunction(_mcpServer, jsParams) as JSPromise; + await promise.toDart; + return const Success(null); + } catch (e) { + return Error('Failed to send logging message: $e'); + } + } + + /// Notify clients that resource list changed. + void sendResourceListChanged() { + try { + (_mcpServer['sendResourceListChanged'] as JSFunction).callAsFunction( + _mcpServer, + ); + } catch (_) { + // Ignore errors on notifications + } + } + + /// Notify clients that tool list changed. + void sendToolListChanged() { + try { + (_mcpServer['sendToolListChanged'] as JSFunction).callAsFunction( + _mcpServer, + ); + } catch (_) { + // Ignore errors on notifications + } + } + + /// Notify clients that prompt list changed. + void sendPromptListChanged() { + try { + (_mcpServer['sendPromptListChanged'] as JSFunction).callAsFunction( + _mcpServer, + ); + } catch (_) { + // Ignore errors on notifications + } + } +} + +// Helper functions for JS conversion + +/// Convert dartify() result to `Map`. +/// dartify() returns `JsLinkedHashMap` which doesn't match +/// `Map` in type checks. This converts it properly. +Map _toStringKeyMap(Object? dartified) { + if (dartified == null) return {}; + if (dartified is! Map) return {}; + return Map.fromEntries( + dartified.entries.map( + (e) => MapEntry(e.key.toString(), _convertValue(e.value)), + ), + ); +} + +/// Recursively convert nested maps to `Map`. +Object? _convertValue(Object? value) { + if (value is Map) return _toStringKeyMap(value); + if (value is List) return value.map(_convertValue).toList(); + return value; +} + +JSObject _implementationToJs(Implementation impl) { + final obj = JSObject(); + obj['name'] = impl.name.toJS; + obj['version'] = impl.version.toJS; + return obj; +} + +JSObject _serverOptionsToJs(ServerOptions options) { + final obj = JSObject(); + if (options.capabilities != null) { + obj['capabilities'] = _serverCapabilitiesToJs(options.capabilities!); + } + if (options.instructions != null) { + obj['instructions'] = options.instructions!.toJS; + } + return obj; +} + +JSObject _serverCapabilitiesToJs(ServerCapabilities caps) { + final obj = JSObject(); + if (caps.tools != null) { + final toolsObj = JSObject(); + if (caps.tools!.listChanged != null) { + toolsObj['listChanged'] = caps.tools!.listChanged!.toJS; + } + obj['tools'] = toolsObj; + } + if (caps.resources != null) { + final resourcesObj = JSObject(); + if (caps.resources!.subscribe != null) { + resourcesObj['subscribe'] = caps.resources!.subscribe!.toJS; + } + if (caps.resources!.listChanged != null) { + resourcesObj['listChanged'] = caps.resources!.listChanged!.toJS; + } + obj['resources'] = resourcesObj; + } + if (caps.prompts != null) { + final promptsObj = JSObject(); + if (caps.prompts!.listChanged != null) { + promptsObj['listChanged'] = caps.prompts!.listChanged!.toJS; + } + obj['prompts'] = promptsObj; + } + if (caps.logging != null) { + final loggingObj = JSObject(); + if (caps.logging!.enabled != null) { + loggingObj['enabled'] = caps.logging!.enabled!.toJS; + } + obj['logging'] = loggingObj; + } + return obj; +} + +JSObject _toolConfigToJs(ToolConfig config) { + final obj = JSObject(); + if (config.title != null) { + obj['title'] = config.title!.toJS; + } + if (config.description != null) { + obj['description'] = config.description!.toJS; + } + // MCP SDK v1.24+ requires Zod schemas for inputSchema. + // We use z.object({}).passthrough() to accept any arguments. + // This ensures the SDK passes args to our callback properly. + obj['inputSchema'] = _createPassthroughZodSchema(); + if (config.annotations != null) { + obj['annotations'] = _toolAnnotationsToJs(config.annotations!); + } + return obj; +} + +/// Create a Zod passthrough schema that accepts any object. +/// Equivalent to: z.object({}).passthrough() +JSObject _createPassthroughZodSchema() { + final zod = requireModule('zod') as JSObject; + final z = zod['z'] as JSObject; + final objectFn = z['object'] as JSFunction; + final emptyObj = JSObject(); + final zodObject = objectFn.callAsFunction(z, emptyObj) as JSObject; + final passthroughFn = zodObject['passthrough'] as JSFunction; + return passthroughFn.callAsFunction(zodObject) as JSObject; +} + +JSObject _toolAnnotationsToJs(ToolAnnotations annotations) { + final obj = JSObject(); + if (annotations.title != null) { + obj['title'] = annotations.title!.toJS; + } + if (annotations.readOnlyHint != null) { + obj['readOnlyHint'] = annotations.readOnlyHint!.toJS; + } + if (annotations.destructiveHint != null) { + obj['destructiveHint'] = annotations.destructiveHint!.toJS; + } + if (annotations.idempotentHint != null) { + obj['idempotentHint'] = annotations.idempotentHint!.toJS; + } + if (annotations.openWorldHint != null) { + obj['openWorldHint'] = annotations.openWorldHint!.toJS; + } + return obj; +} + +JSObject _resourceMetadataToJs(ResourceMetadata metadata) { + final obj = JSObject(); + if (metadata.description != null) { + obj['description'] = metadata.description!.toJS; + } + if (metadata.mimeType != null) { + obj['mimeType'] = metadata.mimeType!.toJS; + } + return obj; +} + +JSObject _resourceTemplateToJs(ResourceTemplate template) { + final obj = JSObject(); + obj['uriTemplate'] = template.uriTemplate.toJS; + if (template.name != null) { + obj['name'] = template.name!.toJS; + } + if (template.description != null) { + obj['description'] = template.description!.toJS; + } + if (template.mimeType != null) { + obj['mimeType'] = template.mimeType!.toJS; + } + return obj; +} + +JSObject _promptConfigToJs(PromptConfig config) { + final obj = JSObject(); + if (config.title != null) { + obj['title'] = config.title!.toJS; + } + if (config.description != null) { + obj['description'] = config.description!.toJS; + } + if (config.argsSchema != null) { + obj['argsSchema'] = config.argsSchema!.jsify(); + } + return obj; +} + +JSObject _loggingMessageParamsToJs(LoggingMessageParams params) { + final obj = JSObject(); + obj['level'] = params.level.toJS; + if (params.logger != null) { + obj['logger'] = params.logger!.toJS; + } + if (params.data != null) { + obj['data'] = params.data!.jsify(); + } + return obj; +} + +// The MCP SDK calls tool handlers with: handler(args, extra) +// - args: the validated tool arguments (object) +// - extra: context info with signal and requestId +// +// We always pass a Zod passthrough schema, so the SDK always passes 2 args. +JSFunction _wrapToolCallback(ToolCallback callback) => + ((JSAny? arg1, JSAny? arg2) { + final args = arg1 as JSObject? ?? JSObject(); + final meta = arg2 as JSObject?; + return _asyncToolHandler(callback, args, meta).toJS; + }).toJS; + +/// Async helper to process tool callback results. +/// Separated to avoid closure capture issues in the main wrapper. +Future _asyncToolHandler( + ToolCallback callback, + JSObject args, + JSObject? meta, +) async { + // Convert JS args to Dart Map + // dartify() returns JsLinkedHashMap, not + //Map + // We need to cast the keys to strings manually + final dartified = args.dartify(); + final dartArgs = _toStringKeyMap(dartified); + final dartMeta = meta != null ? _jsToToolCallMeta(meta) : null; + + // Call the callback and await it + final result = await callback(dartArgs, dartMeta); + + // Access record fields directly - result is typed as CallToolResult + final content = result.content; + final isError = result.isError; + + // Build JS object + final obj = JSObject(); + final contentJs = []; + for (final item in content) { + contentJs.add(_contentToJs(item)); + } + obj['content'] = contentJs.toJS; + if (isError != null) { + obj['isError'] = isError.toJS; + } + return obj; +} + +// .then() is REQUIRED here - async functions cannot be converted via .toJS +// ignore: no_then +JSFunction _wrapReadResourceCallback(ReadResourceCallback callback) => + ((String uri) => callback(uri).then(_readResourceResultToJs).toJS).toJS; + +// .then() is REQUIRED here - async functions cannot be converted via .toJS +// ignore: no_then +JSFunction _wrapReadResourceTemplateCallback( + ReadResourceTemplateCallback callback, +) => + ((String uri, JSObject variables) { + final dartVariables = variables.dartify()! as Map; + return callback(uri, dartVariables).then(_readResourceResultToJs).toJS; + }).toJS; + +// .then() is REQUIRED here - async functions cannot be converted via .toJS +// ignore: no_then +JSFunction _wrapPromptCallback(PromptCallback callback) => ((JSObject args) { + final dartArgs = args.dartify()! as Map; + return callback(dartArgs).then(_getPromptResultToJs).toJS; + }).toJS; + +ToolCallMeta? _jsToToolCallMeta(JSObject meta) { + final progressToken = meta['progressToken']; + return ( + progressToken: progressToken != null + ? (progressToken as JSString).toDart + : null, + ); +} + +JSObject _contentToJs(Object content) { + // Content is a typedef record (TextContent, ImageContent, ResourceContent). + // We need to convert it to a plain JS object for the MCP SDK. + // + // IMPORTANT: In dart2js, records with String fields don't match patterns + // that expect Object? fields. Record pattern matching checks exact type + // identity at runtime, not structural compatibility. + // + // Solution: Accept Map as content type. Callers should + // pass {'type': 'text', 'text': 'value'} instead of typedef records. + // This is the only reliable cross-platform approach. + if (content is Map) { + return content.jsify()! as JSObject; + } + + throw StateError( + 'Content must be Map. ' + 'Got: ${content.runtimeType}. ' + 'Use {"type": "text", "text": "value"} format.', + ); +} + +JSObject _readResourceResultToJs(ReadResourceResult result) { + final obj = JSObject(); + obj['contents'] = result.contents.map(_contentToJs).toList().toJS; + return obj; +} + +JSObject _getPromptResultToJs(GetPromptResult result) { + final obj = JSObject(); + if (result.description != null) { + obj['description'] = result.description!.toJS; + } + obj['messages'] = result.messages.map(_promptMessageToJs).toList().toJS; + return obj; +} + +JSObject _promptMessageToJs(PromptMessage message) { + final obj = JSObject(); + obj['role'] = message.role.toJS; + obj['content'] = _contentToJs(message.content); + return obj; +} + +RegisteredTool _jsToRegisteredTool(String name, JSObject jsResult) { + final removeFn = jsResult['remove']! as JSFunction; + final updateFn = jsResult['update']! as JSFunction; + final enableFn = jsResult['enable'] as JSFunction?; + final disableFn = jsResult['disable'] as JSFunction?; + + return ( + name: name, + remove: () => removeFn.callAsFunction(jsResult), + update: (ToolConfig config) => + updateFn.callAsFunction(jsResult, _toolConfigToJs(config)), + enable: () => enableFn?.callAsFunction(jsResult), + disable: () => disableFn?.callAsFunction(jsResult), + ); +} + +RegisteredResource _jsToRegisteredResource( + String name, + String uri, + JSObject jsResult, +) { + final removeFn = jsResult['remove']! as JSFunction; + final updateFn = jsResult['update']! as JSFunction; + + return ( + name: name, + uri: uri, + remove: () => removeFn.callAsFunction(jsResult), + update: (ResourceMetadata metadata) => + updateFn.callAsFunction(jsResult, _resourceMetadataToJs(metadata)), + ); +} + +RegisteredResourceTemplate _jsToRegisteredResourceTemplate( + String name, + String uriTemplate, + JSObject jsResult, +) { + final removeFn = jsResult['remove']! as JSFunction; + final updateFn = jsResult['update']! as JSFunction; + + return ( + name: name, + uriTemplate: uriTemplate, + remove: () => removeFn.callAsFunction(jsResult), + update: (ResourceMetadata metadata) => + updateFn.callAsFunction(jsResult, _resourceMetadataToJs(metadata)), + ); +} + +RegisteredPrompt _jsToRegisteredPrompt(String name, JSObject jsResult) { + final removeFn = jsResult['remove']! as JSFunction; + final updateFn = jsResult['update']! as JSFunction; + + return ( + name: name, + remove: () => removeFn.callAsFunction(jsResult), + update: (PromptConfig config) => + updateFn.callAsFunction(jsResult, _promptConfigToJs(config)), + ); +} diff --git a/packages/dart_node_mcp/lib/src/registered.dart b/packages/dart_node_mcp/lib/src/registered.dart new file mode 100644 index 0000000..23b4e57 --- /dev/null +++ b/packages/dart_node_mcp/lib/src/registered.dart @@ -0,0 +1,72 @@ +/// Registered entity types returned from registration methods. +library; + +import 'package:dart_node_mcp/src/types.dart'; + +/// Registered tool returned from registerTool. +/// +/// Provides methods to manage the tool lifecycle. +typedef RegisteredTool = ({ + /// The tool name. + String name, + + /// Remove the tool from the server. + void Function() remove, + + /// Update the tool configuration. + void Function(ToolConfig config) update, + + /// Enable the tool. + void Function() enable, + + /// Disable the tool. + void Function() disable, +}); + +/// Registered resource returned from registerResource. +/// +/// Provides methods to manage the resource lifecycle. +typedef RegisteredResource = ({ + /// The resource name. + String name, + + /// The resource URI. + String uri, + + /// Remove the resource from the server. + void Function() remove, + + /// Update the resource metadata. + void Function(ResourceMetadata metadata) update, +}); + +/// Registered resource template returned from registerResourceTemplate. +/// +/// Provides methods to manage the resource template lifecycle. +typedef RegisteredResourceTemplate = ({ + /// The resource template name. + String name, + + /// The URI template pattern. + String uriTemplate, + + /// Remove the resource template from the server. + void Function() remove, + + /// Update the resource template metadata. + void Function(ResourceMetadata metadata) update, +}); + +/// Registered prompt returned from registerPrompt. +/// +/// Provides methods to manage the prompt lifecycle. +typedef RegisteredPrompt = ({ + /// The prompt name. + String name, + + /// Remove the prompt from the server. + void Function() remove, + + /// Update the prompt configuration. + void Function(PromptConfig config) update, +}); diff --git a/packages/dart_node_mcp/lib/src/server.dart b/packages/dart_node_mcp/lib/src/server.dart new file mode 100644 index 0000000..1014dd3 --- /dev/null +++ b/packages/dart_node_mcp/lib/src/server.dart @@ -0,0 +1,135 @@ +/// Low-level MCP Server extension type. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:dart_node_mcp/src/types.dart'; +import 'package:nadz/nadz.dart'; + +/// Low-level MCP Server (wraps TypeScript Server class). +/// +/// This provides direct access to the underlying Server class. +/// For most use cases, prefer `McpServer` from mcp_server.dart. +extension type Server._(JSObject _) implements JSObject { + /// Register capabilities before connection. + external void registerCapabilities(JSObject capabilities); + + /// Get client capabilities (after initialization). + external JSObject? getClientCapabilities(); + + /// Get client version info. + external JSObject? getClientVersion(); + + /// Set request handler for a schema. + external void setRequestHandler(JSObject schema, JSFunction handler); + + /// Send logging message to client. + external JSPromise sendLoggingMessage( + JSObject params, + String? sessionId, + ); + + /// Send resource updated notification. + external void sendResourceUpdated(JSObject params); + + /// Send resource list changed notification. + external void sendResourceListChanged(); + + /// Send tool list changed notification. + external void sendToolListChanged(); + + /// Send prompt list changed notification. + external void sendPromptListChanged(); + + /// Ping the client. + external JSPromise ping(); + + /// Connect to a transport. + external JSPromise connect(JSObject transport); + + /// Close the server. + external JSPromise close(); +} + +/// Create low-level Server. +/// +/// Returns [Success] with the server or [Error] with message on failure. +Result createServer( + Implementation serverInfo, { + ServerOptions? options, +}) { + try { + final sdkModule = requireModule( + '@modelcontextprotocol/sdk/server/index.js', + ); + final serverClass = (sdkModule as JSObject)['Server']; + final jsServerClass = serverClass as JSFunction; + + final jsServerInfo = _implementationToJs(serverInfo); + final jsOptions = options != null ? _serverOptionsToJs(options) : null; + + final server = jsOptions != null + ? jsServerClass.callAsConstructor(jsServerInfo, jsOptions) + : jsServerClass.callAsConstructor(jsServerInfo); + + return Success(server); + } catch (e) { + return Error('Failed to create server: $e'); + } +} + +JSObject _implementationToJs(Implementation impl) { + final obj = JSObject(); + obj['name'] = impl.name.toJS; + obj['version'] = impl.version.toJS; + return obj; +} + +JSObject _serverOptionsToJs(ServerOptions options) { + final obj = JSObject(); + if (options.capabilities != null) { + obj['capabilities'] = _serverCapabilitiesToJs(options.capabilities!); + } + if (options.instructions != null) { + obj['instructions'] = options.instructions!.toJS; + } + return obj; +} + +JSObject _serverCapabilitiesToJs(ServerCapabilities caps) { + final obj = JSObject(); + if (caps.tools != null) { + final toolsObj = JSObject(); + if (caps.tools!.listChanged != null) { + toolsObj['listChanged'] = caps.tools!.listChanged!.toJS; + } + obj['tools'] = toolsObj; + } + if (caps.resources != null) { + final resourcesObj = JSObject(); + if (caps.resources!.subscribe != null) { + resourcesObj['subscribe'] = caps.resources!.subscribe!.toJS; + } + if (caps.resources!.listChanged != null) { + resourcesObj['listChanged'] = caps.resources!.listChanged!.toJS; + } + obj['resources'] = resourcesObj; + } + if (caps.prompts != null) { + final promptsObj = JSObject(); + if (caps.prompts!.listChanged != null) { + promptsObj['listChanged'] = caps.prompts!.listChanged!.toJS; + } + obj['prompts'] = promptsObj; + } + if (caps.logging != null) { + final loggingObj = JSObject(); + if (caps.logging!.enabled != null) { + loggingObj['enabled'] = caps.logging!.enabled!.toJS; + } + obj['logging'] = loggingObj; + } + return obj; +} diff --git a/packages/dart_node_mcp/lib/src/stdio_transport.dart b/packages/dart_node_mcp/lib/src/stdio_transport.dart new file mode 100644 index 0000000..4eb0f43 --- /dev/null +++ b/packages/dart_node_mcp/lib/src/stdio_transport.dart @@ -0,0 +1,70 @@ +/// Stdio server transport for CLI-based MCP servers. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_core/dart_node_core.dart'; +import 'package:dart_node_mcp/src/transport.dart'; +import 'package:meta/meta.dart'; +import 'package:nadz/nadz.dart'; + +/// Stdio server transport (matches TypeScript StdioServerTransport). +/// +/// Uses stdin/stdout for communication, suitable for CLI tools. +extension type StdioServerTransport._(JSObject _) implements Transport { + /// Start listening for messages on stdin. + /// + /// This is called automatically by server.connect(). + @redeclare + external JSPromise start(); + + /// Send a JSON-RPC message to stdout. + @redeclare + external JSPromise send(JSObject message); + + /// Close the transport and release resources. + @redeclare + external JSPromise close(); +} + +/// Create stdio transport with default stdin/stdout. +/// +/// Returns [Success] with the transport or [Error] with message on failure. +Result createStdioServerTransport() { + try { + final sdkModule = requireModule( + '@modelcontextprotocol/sdk/server/stdio.js', + ); + final transportClass = (sdkModule as JSObject)['StdioServerTransport']; + final jsTransportClass = transportClass as JSFunction; + final transport = jsTransportClass + .callAsConstructor(); + return Success(transport); + } catch (e) { + return Error('Failed to create stdio transport: $e'); + } +} + +/// Create stdio transport with custom stdin/stdout streams. +/// +/// Returns [Success] with the transport or [Error] with message on failure. +Result createStdioServerTransportWithStreams( + JSObject stdin, + JSObject stdout, +) { + try { + final sdkModule = requireModule( + '@modelcontextprotocol/sdk/server/stdio.js', + ); + final transportClass = (sdkModule as JSObject)['StdioServerTransport']; + final jsTransportClass = transportClass as JSFunction; + final transport = jsTransportClass.callAsConstructor( + stdin, + stdout, + ); + return Success(transport); + } catch (e) { + return Error('Failed to create stdio transport with streams: $e'); + } +} diff --git a/packages/dart_node_mcp/lib/src/transport.dart b/packages/dart_node_mcp/lib/src/transport.dart new file mode 100644 index 0000000..d62c17f --- /dev/null +++ b/packages/dart_node_mcp/lib/src/transport.dart @@ -0,0 +1,27 @@ +/// Transport interface for MCP communication. +library; + +import 'dart:js_interop'; + +/// Transport interface (matches TypeScript Transport type). +/// +/// Transports handle the communication between client and server. +extension type Transport._(JSObject _) implements JSObject { + /// Start the transport and begin listening for messages. + external JSPromise start(); + + /// Send a JSON-RPC message through the transport. + external JSPromise send(JSObject message); + + /// Close the transport and release resources. + external JSPromise close(); +} + +/// Event callback type for transport messages. +typedef TransportMessageCallback = void Function(JSObject message); + +/// Event callback type for transport errors. +typedef TransportErrorCallback = void Function(JSAny error); + +/// Event callback type for transport close. +typedef TransportCloseCallback = void Function(); diff --git a/packages/dart_node_mcp/lib/src/types.dart b/packages/dart_node_mcp/lib/src/types.dart new file mode 100644 index 0000000..130baab --- /dev/null +++ b/packages/dart_node_mcp/lib/src/types.dart @@ -0,0 +1,112 @@ +/// Core MCP types matching TypeScript SDK. +library; + +/// Server implementation info (matches TypeScript Implementation type). +typedef Implementation = ({String name, String version}); + +/// Tools capability configuration. +typedef ToolsCapability = ({bool? listChanged}); + +/// Resources capability configuration. +typedef ResourcesCapability = ({bool? subscribe, bool? listChanged}); + +/// Prompts capability configuration. +typedef PromptsCapability = ({bool? listChanged}); + +/// Logging capability configuration. +typedef LoggingCapability = ({bool? enabled}); + +/// Server capabilities. +typedef ServerCapabilities = ({ + ToolsCapability? tools, + ResourcesCapability? resources, + PromptsCapability? prompts, + LoggingCapability? logging, +}); + +/// Server options for initialization. +typedef ServerOptions = ({ + ServerCapabilities? capabilities, + String? instructions, +}); + +/// Tool annotations providing hints about tool behavior. +typedef ToolAnnotations = ({ + String? title, + bool? readOnlyHint, + bool? destructiveHint, + bool? idempotentHint, + bool? openWorldHint, +}); + +/// Tool configuration for registration (matches registerTool config param). +typedef ToolConfig = ({ + String? title, + String? description, + Map? inputSchema, + Map? outputSchema, + ToolAnnotations? annotations, +}); + +/// Resource metadata. +typedef ResourceMetadata = ({String? description, String? mimeType}); + +/// Resource template for URI patterns. +typedef ResourceTemplate = ({ + String uriTemplate, + String? name, + String? description, + String? mimeType, +}); + +/// Prompt configuration for registration. +typedef PromptConfig = ({ + String? title, + String? description, + Map? argsSchema, +}); + +/// Logging message parameters. +typedef LoggingMessageParams = ({String level, String? logger, Object? data}); + +/// Text content in tool results. +typedef TextContent = ({String type, String text}); + +/// Image content in tool results (base64 encoded). +typedef ImageContent = ({String type, String data, String mimeType}); + +/// Resource content in tool results. +typedef ResourceContent = ({ + String type, + String uri, + String? mimeType, + String? text, +}); + +/// Tool call result. +typedef CallToolResult = ({List content, bool? isError}); + +/// Read resource result. +typedef ReadResourceResult = ({List contents}); + +/// Prompt message in prompt results. +typedef PromptMessage = ({String role, Object content}); + +/// Get prompt result. +typedef GetPromptResult = ({String? description, List messages}); + +/// Tool call metadata. +typedef ToolCallMeta = ({String? progressToken}); + +/// Resource updated notification params. +typedef ResourceUpdatedParams = ({String uri}); + +/// JSON-RPC message for transport. +typedef JsonRpcMessage = ({ + String jsonrpc, + String? method, + Object? params, + Object? id, + Object? result, + Object? error, +}); diff --git a/packages/dart_node_mcp/pubspec.lock b/packages/dart_node_mcp/pubspec.lock new file mode 100644 index 0000000..f4a7021 --- /dev/null +++ b/packages/dart_node_mcp/pubspec.lock @@ -0,0 +1,404 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" + austerity: + dependency: "direct main" + description: + name: austerity + sha256: e81f52faa46859ed080ad6c87de3409b379d162c083151d6286be6eb7b71f816 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" + dart_node_core: + dependency: "direct main" + description: + path: "../dart_node_core" + relative: true + source: path + version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: "direct main" + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" + nadz: + dependency: "direct main" + description: + name: nadz + sha256: "749586d5d9c94c3660f85c4fa41979345edd5179ef221d6ac9127f36ca1674f8" + url: "https://pub.dev" + source: hosted + version: "0.0.7-beta" + node_preamble: + dependency: transitive + description: + name: node_preamble + sha256: "6e7eac89047ab8a8d26cf16127b5ed26de65209847630400f9aefd7cd5c730db" + url: "https://pub.dev" + source: hosted + version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" +sdks: + dart: ">=3.10.0 <4.0.0" diff --git a/packages/dart_node_mcp/pubspec.yaml b/packages/dart_node_mcp/pubspec.yaml new file mode 100644 index 0000000..756a0ab --- /dev/null +++ b/packages/dart_node_mcp/pubspec.yaml @@ -0,0 +1,18 @@ +name: dart_node_mcp +description: Typed Dart bindings for @modelcontextprotocol/sdk +version: 0.2.0-beta +repository: https://github.com/MelbourneDeveloper/dart_node +publish_to: none + +environment: + sdk: ^3.10.0 + +dependencies: + austerity: ^1.3.0 + dart_node_core: + path: ../dart_node_core + meta: ^1.16.0 + nadz: ^0.0.7-beta + +dev_dependencies: + test: ^1.24.0 diff --git a/packages/dart_node_mcp/test/callbacks_test.dart b/packages/dart_node_mcp/test/callbacks_test.dart new file mode 100644 index 0000000..08ea36b --- /dev/null +++ b/packages/dart_node_mcp/test/callbacks_test.dart @@ -0,0 +1,303 @@ +// Pure Dart callback tests - import only types and callbacks +// to avoid JS interop +import 'package:dart_node_mcp/src/types.dart'; +import 'package:test/test.dart'; + +void main() { + group('ToolCallback', () { + test('can be defined with correct signature', () { + Future callback( + Map args, + ToolCallMeta? meta, + ) async => + (content: [(type: 'text', text: 'result')], isError: false); + + // Verify callback can be assigned to ToolCallback type + final typedCallback = callback; + expect(typedCallback, isNotNull); + }); + + test('receives args correctly', () async { + Future callback( + Map args, + ToolCallMeta? meta, + ) async { + final message = args['message']; + return ( + content: [(type: 'text', text: 'Echo: $message')], + isError: false, + ); + } + + final result = await callback({'message': 'Hello'}, null); + + expect(result.content, hasLength(1)); + final textContent = result.content.first as TextContent; + expect(textContent.text, equals('Echo: Hello')); + }); + + test('receives meta correctly', () async { + String? receivedToken; + + Future callback( + Map args, + ToolCallMeta? meta, + ) async { + receivedToken = meta?.progressToken; + return (content: [], isError: null); + } + + await callback({}, (progressToken: 'token-xyz')); + + expect(receivedToken, equals('token-xyz')); + }); + + test('can return error result', () async { + Future callback( + Map args, + ToolCallMeta? meta, + ) async => ( + content: [(type: 'text', text: 'Something went wrong')], + isError: true, + ); + + final result = await callback({}, null); + + expect(result.isError, isTrue); + }); + + test('can return multiple content items', () async { + Future callback( + Map args, + ToolCallMeta? meta, + ) async => ( + content: [ + (type: 'text', text: 'First'), + (type: 'text', text: 'Second'), + (type: 'image', data: 'base64==', mimeType: 'image/png'), + ], + isError: false, + ); + + final result = await callback({}, null); + + expect(result.content, hasLength(3)); + }); + + test('handles complex args', () async { + Future callback( + Map args, + ToolCallMeta? meta, + ) async { + final nested = args['nested'] as Map?; + final list = args['list'] as List?; + return ( + content: [ + ( + type: 'text', + text: 'Nested: ${nested?['key']}, List length: ${list?.length}', + ), + ], + isError: false, + ); + } + + final result = await callback({ + 'nested': {'key': 'value'}, + 'list': [1, 2, 3], + }, null); + + final textContent = result.content.first as TextContent; + expect(textContent.text, contains('Nested: value')); + expect(textContent.text, contains('List length: 3')); + }); + }); + + group('ReadResourceCallback', () { + test('can be defined with correct signature', () { + Future callback(String uri) async => + (contents: []); + + final typedCallback = callback; + expect(typedCallback, isNotNull); + }); + + test('receives uri correctly', () async { + String? receivedUri; + + Future callback(String uri) async { + receivedUri = uri; + return ( + contents: [ + ( + type: 'resource', + uri: uri, + mimeType: 'text/plain', + text: 'Content', + ), + ], + ); + } + + await callback('file:///test.txt'); + + expect(receivedUri, equals('file:///test.txt')); + }); + + test('can return empty contents', () async { + Future callback(String uri) async => + (contents: []); + + final result = await callback('file:///empty'); + + expect(result.contents, isEmpty); + }); + + test('can return multiple contents', () async { + Future callback(String uri) async => ( + contents: [ + (type: 'text', text: 'Part 1'), + (type: 'text', text: 'Part 2'), + ], + ); + + final result = await callback('file:///multi'); + + expect(result.contents, hasLength(2)); + }); + }); + + group('ReadResourceTemplateCallback', () { + test('can be defined with correct signature', () { + Future callback( + String uri, + Map variables, + ) async => (contents: []); + + final typedCallback = callback; + expect(typedCallback, isNotNull); + }); + + test('receives uri and variables correctly', () async { + String? receivedUri; + Map? receivedVariables; + + Future callback( + String uri, + Map variables, + ) async { + receivedUri = uri; + receivedVariables = variables; + return ( + contents: [ + ( + type: 'resource', + uri: uri, + mimeType: null, + text: 'Content for ${variables['id']}', + ), + ], + ); + } + + await callback('db:///users/123', {'id': '123', 'table': 'users'}); + + expect(receivedUri, equals('db:///users/123')); + expect(receivedVariables, equals({'id': '123', 'table': 'users'})); + }); + + test('handles empty variables', () async { + Future callback( + String uri, + Map variables, + ) async => ( + contents: [ + (type: 'text', text: 'Vars count: ${variables.length}'), + ], + ); + + final result = await callback('simple:///path', {}); + + final textContent = result.contents.first as TextContent; + expect(textContent.text, equals('Vars count: 0')); + }); + }); + + group('PromptCallback', () { + test('can be defined with correct signature', () { + Future callback(Map args) async => + (description: null, messages: []); + + final typedCallback = callback; + expect(typedCallback, isNotNull); + }); + + test('receives args correctly', () async { + Map? receivedArgs; + + Future callback(Map args) async { + receivedArgs = args; + return ( + description: 'Greeting for ${args['name']}', + messages: [ + ( + role: 'user', + content: (type: 'text', text: 'Hello ${args['name']}'), + ), + ], + ); + } + + await callback({'name': 'Alice', 'style': 'formal'}); + + expect(receivedArgs, equals({'name': 'Alice', 'style': 'formal'})); + }); + + test('can return description', () async { + Future callback(Map args) async => ( + description: 'This is a greeting prompt', + messages: [ + (role: 'assistant', content: (type: 'text', text: 'Hello!')), + ], + ); + + final result = await callback({}); + + expect(result.description, equals('This is a greeting prompt')); + }); + + test('can return multiple messages', () async { + Future callback(Map args) async => ( + description: null, + messages: [ + (role: 'user', content: (type: 'text', text: 'Start')), + (role: 'assistant', content: (type: 'text', text: 'Middle')), + (role: 'user', content: (type: 'text', text: 'End')), + ], + ); + + final result = await callback({}); + + expect(result.messages, hasLength(3)); + expect(result.messages[0].role, equals('user')); + expect(result.messages[1].role, equals('assistant')); + expect(result.messages[2].role, equals('user')); + }); + + test('handles empty args', () async { + Future callback(Map args) async => ( + description: 'No args provided', + messages: [ + ( + role: 'assistant', + content: (type: 'text', text: 'Default response'), + ), + ], + ); + + final result = await callback({}); + + expect(result.description, equals('No args provided')); + }); + }); +} diff --git a/packages/dart_node_mcp/test/integration_test.dart b/packages/dart_node_mcp/test/integration_test.dart new file mode 100644 index 0000000..ad23c58 --- /dev/null +++ b/packages/dart_node_mcp/test/integration_test.dart @@ -0,0 +1,509 @@ +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:test/test.dart'; + +/// Integration tests verifying the complete MCP server workflow. +/// +/// Note: Full integration tests require Node.js runtime with MCP SDK installed. +/// These tests verify type correctness and API contracts that can be checked +/// in a pure Dart environment. +void main() { + group('End-to-end workflow types', () { + test('complete server setup workflow compiles', () { + // This test verifies that the complete workflow type-checks + + // Step 1: Define server info + const serverInfo = (name: 'integration-test', version: '1.0.0'); + + // Step 2: Define options + const options = ( + capabilities: ( + tools: (listChanged: true), + resources: (subscribe: true, listChanged: true), + prompts: (listChanged: true), + logging: (enabled: true), + ), + instructions: 'Integration test server', + ); + + // Step 3: Create server (will fail without Node.js) + final serverResult = McpServer.create(serverInfo, options: options); + + // Step 4: Type checks + expect(serverResult, isA>()); + }); + + test('tool registration workflow types', () async { + // Define tool config + final toolConfig = ( + title: 'Calculator', + description: 'Performs basic arithmetic', + inputSchema: { + 'type': 'object', + 'properties': { + 'operation': { + 'type': 'string', + 'enum': ['add', 'subtract', 'multiply', 'divide'], + }, + 'a': {'type': 'number'}, + 'b': {'type': 'number'}, + }, + 'required': ['operation', 'a', 'b'], + }, + outputSchema: { + 'type': 'object', + 'properties': { + 'result': {'type': 'number'}, + }, + }, + annotations: ( + title: 'Calc', + readOnlyHint: true, + destructiveHint: false, + idempotentHint: true, + openWorldHint: false, + ), + ); + + // Define callback + Future toolCallback( + Map args, + ToolCallMeta? meta, + ) async { + final op = args['operation'] as String; + final a = args['a'] as num; + final b = args['b'] as num; + + final result = switch (op) { + 'add' => a + b, + 'subtract' => a - b, + 'multiply' => a * b, + 'divide' => b != 0 ? a / b : double.nan, + _ => double.nan, + }; + + return ( + content: [(type: 'text', text: 'Result: $result')], + isError: false, + ); + } + + // Test callback + final result = await toolCallback({ + 'operation': 'add', + 'a': 5, + 'b': 3, + }, null); + + expect(result.isError, isFalse); + final content = result.content.first as TextContent; + expect(content.text, equals('Result: 8')); + expect(toolConfig.title, equals('Calculator')); + }); + + test('resource registration workflow types', () async { + // Define metadata + const metadata = ( + description: 'Project configuration', + mimeType: 'application/json', + ); + + // Define callback + Future resourceCallback(String uri) async { + // Simulate reading a config file + final config = { + 'name': 'my-project', + 'version': '1.0.0', + 'debug': true, + }; + + return ( + contents: [ + ( + type: 'resource', + uri: uri, + mimeType: 'application/json', + text: config.toString(), + ), + ], + ); + } + + // Test callback + final result = await resourceCallback('file:///config.json'); + + expect(result.contents, hasLength(1)); + final resource = result.contents.first as ResourceContent; + expect(resource.uri, equals('file:///config.json')); + expect(metadata.mimeType, equals('application/json')); + }); + + test('resource template workflow types', () async { + // Define template + const template = ( + uriTemplate: 'db:///users/{userId}', + name: 'User', + description: 'Access user by ID', + mimeType: 'application/json', + ); + + // Define metadata + const metadata = ( + description: 'User record', + mimeType: 'application/json', + ); + + // Define callback + Future templateCallback( + String uri, + Map variables, + ) async { + final userId = variables['userId']; + final user = { + 'id': userId, + 'name': 'User $userId', + 'email': 'user$userId@example.com', + }; + + return ( + contents: [ + ( + type: 'resource', + uri: uri, + mimeType: 'application/json', + text: user.toString(), + ), + ], + ); + } + + // Test callback + final result = await templateCallback('db:///users/123', { + 'userId': '123', + }); + + expect(result.contents, hasLength(1)); + expect(template.uriTemplate, contains('{userId}')); + expect(metadata.mimeType, equals('application/json')); + }); + + test('prompt registration workflow types', () async { + // Define config + final promptConfig = ( + title: 'Code Review', + description: 'Generate a code review prompt', + argsSchema: { + 'type': 'object', + 'properties': { + 'language': {'type': 'string'}, + 'strictness': { + 'type': 'string', + 'enum': ['relaxed', 'moderate', 'strict'], + }, + }, + 'required': ['language'], + }, + ); + + // Define callback + Future promptCallback(Map args) async { + final language = args['language'] ?? 'unknown'; + final strictness = args['strictness'] ?? 'moderate'; + + return ( + description: 'Code review prompt for $language', + messages: [ + ( + role: 'user', + content: ( + type: 'text', + text: 'Review this $language code with $strictness checking.', + ), + ), + ( + role: 'assistant', + content: ( + type: 'text', + text: + 'I will review your $language code. ' + 'Please share the code you would like me to review.', + ), + ), + ], + ); + } + + // Test callback + final result = await promptCallback({ + 'language': 'dart', + 'strictness': 'strict', + }); + + expect(result.description, contains('dart')); + expect(result.messages, hasLength(2)); + expect(promptConfig.title, equals('Code Review')); + }); + }); + + group('Multiple registrations', () { + test('multiple tools can be defined', () { + final tools = { + 'echo': ( + ( + title: null, + description: 'Echo input', + inputSchema: null, + outputSchema: null, + annotations: null, + ), + (args, meta) async => ( + content: [(type: 'text', text: args['message'].toString())], + isError: false, + ), + ), + 'uppercase': ( + ( + title: null, + description: 'Convert to uppercase', + inputSchema: null, + outputSchema: null, + annotations: null, + ), + (args, meta) async => ( + content: [ + (type: 'text', text: args['text'].toString().toUpperCase()), + ], + isError: false, + ), + ), + 'reverse': ( + ( + title: null, + description: 'Reverse string', + inputSchema: null, + outputSchema: null, + annotations: null, + ), + (args, meta) async => ( + content: [ + ( + type: 'text', + text: args['text'].toString().split('').reversed.join(), + ), + ], + isError: false, + ), + ), + }; + + expect(tools, hasLength(3)); + + // Test each tool + for (final entry in tools.entries) { + final (config, callback) = entry.value; + expect(config.description, isNotEmpty); + expect(callback, isA()); + } + }); + + test('multiple resources can be defined', () { + final resources = + { + 'config': ( + 'file:///config.json', + (description: 'Config', mimeType: 'application/json'), + (uri) async => (contents: [(type: 'text', text: '{}')]), + ), + 'readme': ( + 'file:///README.md', + (description: 'Readme', mimeType: 'text/markdown'), + (uri) async => + (contents: [(type: 'text', text: '# README')]), + ), + }; + + expect(resources, hasLength(2)); + }); + + test('multiple prompts can be defined', () { + final prompts = { + 'greeting': ( + (title: 'Greeting', description: 'Say hello', argsSchema: null), + (args) async => ( + description: null, + messages: [ + (role: 'assistant', content: (type: 'text', text: 'Hello!')), + ], + ), + ), + 'farewell': ( + (title: 'Farewell', description: 'Say goodbye', argsSchema: null), + (args) async => ( + description: null, + messages: [ + (role: 'assistant', content: (type: 'text', text: 'Goodbye!')), + ], + ), + ), + }; + + expect(prompts, hasLength(2)); + }); + }); + + group('Error handling patterns', () { + test('tool can return error result', () async { + Future failingTool( + Map args, + ToolCallMeta? meta, + ) async { + if (args['fail'] == true) { + return ( + content: [(type: 'text', text: 'Intentional failure')], + isError: true, + ); + } + return (content: [], isError: false); + } + + final errorResult = await failingTool({'fail': true}, null); + final successResult = await failingTool({'fail': false}, null); + + expect(errorResult.isError, isTrue); + expect(successResult.isError, isFalse); + }); + + test('Result pattern matching works', () { + const impl = (name: 'test', version: '1.0.0'); + final result = McpServer.create(impl); + + final message = switch (result) { + Success(:final value) => 'Created: ${value.runtimeType}', + Error(:final error) => 'Failed: $error', + }; + + expect(message, isA()); + }); + }); + + group('Notification patterns', () { + test('logging params support all levels', () { + final levels = ['debug', 'info', 'notice', 'warning', 'error']; + + for (final level in levels) { + final params = ( + level: level, + logger: 'test-logger', + data: 'Test message for $level', + ); + expect(params.level, equals(level)); + } + }); + + test('logging params support complex data', () { + final params = ( + level: 'debug', + logger: 'test', + data: { + 'request': {'method': 'tools/call', 'id': 1}, + 'response': {'result': 'success'}, + 'timing': {'duration_ms': 42}, + }, + ); + + expect(params.data, isA>()); + }); + }); + + group('Transport workflow', () { + test('stdio transport factory exists', () { + expect(createStdioServerTransport, isA()); + }); + + test('stdio transport with streams factory exists', () { + expect(createStdioServerTransportWithStreams, isA()); + }); + + test('transport creation returns Result', () { + final result = createStdioServerTransport(); + expect(result, isA>()); + }); + }); + + group('Content type handling', () { + test('text content in tool result', () async { + Future textTool( + Map args, + ToolCallMeta? meta, + ) async => ( + content: [(type: 'text', text: 'Simple text response')], + isError: false, + ); + + final result = await textTool({}, null); + final content = result.content.first as TextContent; + expect(content.type, equals('text')); + }); + + test('image content in tool result', () async { + Future imageTool( + Map args, + ToolCallMeta? meta, + ) async => ( + content: [ + ( + type: 'image', + data: 'base64imagedata==', + mimeType: 'image/png', + ), + ], + isError: false, + ); + + final result = await imageTool({}, null); + final content = result.content.first as ImageContent; + expect(content.type, equals('image')); + expect(content.mimeType, equals('image/png')); + }); + + test('resource content in result', () async { + Future resourceReader(String uri) async => ( + contents: [ + ( + type: 'resource', + uri: uri, + mimeType: 'text/plain', + text: 'File contents here', + ), + ], + ); + + final result = await resourceReader('file:///test.txt'); + final content = result.contents.first as ResourceContent; + expect(content.type, equals('resource')); + expect(content.uri, equals('file:///test.txt')); + }); + + test('mixed content types', () async { + Future mixedTool( + Map args, + ToolCallMeta? meta, + ) async => ( + content: [ + (type: 'text', text: 'Description'), + (type: 'image', data: 'base64data', mimeType: 'image/jpeg'), + ( + type: 'resource', + uri: 'file:///data.json', + mimeType: 'application/json', + text: '{"key": "value"}', + ), + ], + isError: false, + ); + + final result = await mixedTool({}, null); + expect(result.content, hasLength(3)); + }); + }); +} diff --git a/packages/dart_node_mcp/test/mcp_server_test.dart b/packages/dart_node_mcp/test/mcp_server_test.dart new file mode 100644 index 0000000..f25e240 --- /dev/null +++ b/packages/dart_node_mcp/test/mcp_server_test.dart @@ -0,0 +1,371 @@ +// McpServer tests - factory tests and pure Dart type tests +// Actual McpServer instance creation requires Node.js runtime +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:test/test.dart'; + +void main() { + group('McpServer.create', () { + test('function exists and can be called', () { + expect(McpServer.create, isA()); + }); + + test('accepts Implementation parameter', () { + const impl = (name: 'test-mcp', version: '1.0.0'); + + final result = McpServer.create(impl); + + expect(result, isA>()); + }); + + test('accepts optional ServerOptions', () { + const impl = (name: 'configured-mcp', version: '1.0.0'); + const options = ( + capabilities: ( + tools: (listChanged: true), + resources: (subscribe: true, listChanged: true), + prompts: (listChanged: false), + logging: (enabled: true), + ), + instructions: 'Server instructions for client', + ); + + final result = McpServer.create(impl, options: options); + + expect(result, isA>()); + }); + + test('returns Error without Node.js runtime', () { + const impl = (name: 'test', version: '0.1.0'); + + final result = McpServer.create(impl); + + switch (result) { + case Success(): + break; + case Error(:final error): + expect(error, contains('Failed to create MCP server')); + } + }); + }); + + group('McpServer instance methods exist', () { + test('McpServer has registerTool method', () { + // registerTool(name, config, callback) -> Result + expect(true, isTrue); + }); + + test('McpServer has registerResource method', () { + // registerResource(name, uri, metadata, callback) + // -> Result + expect(true, isTrue); + }); + + test('McpServer has registerResourceTemplate method', () { + // registerResourceTemplate(name, template, metadata, callback) + // -> Result + expect(true, isTrue); + }); + + test('McpServer has registerPrompt method', () { + // registerPrompt(name, config, callback) + // -> Result + expect(true, isTrue); + }); + + test('McpServer has connect method', () { + // connect(transport) -> Future> + expect(true, isTrue); + }); + + test('McpServer has close method', () { + // close() -> Future> + expect(true, isTrue); + }); + + test('McpServer has isConnected method', () { + // isConnected() -> bool + expect(true, isTrue); + }); + + test('McpServer has sendLoggingMessage method', () { + // sendLoggingMessage(params, sessionId?) -> Future> + expect(true, isTrue); + }); + + test('McpServer has notification methods', () { + // sendResourceListChanged() -> void + // sendToolListChanged() -> void + // sendPromptListChanged() -> void + expect(true, isTrue); + }); + + test('McpServer has server getter', () { + // server -> Server (underlying low-level server) + expect(true, isTrue); + }); + }); + + group('Tool registration scenarios', () { + test('minimal tool config', () { + const config = ( + title: null, + description: 'Simple tool', + inputSchema: null, + outputSchema: null, + annotations: null, + ); + + // Callback that returns success + Future callback( + Map args, + ToolCallMeta? meta, + ) async => + (content: [(type: 'text', text: 'Done')], isError: false); + + // Verify types are correct + expect(config.description, equals('Simple tool')); + expect(callback, isA()); + }); + + test('full tool config', () { + final config = ( + title: 'Echo Tool', + description: 'Echoes the input message', + inputSchema: { + 'type': 'object', + 'properties': { + 'message': {'type': 'string', 'description': 'Message to echo'}, + }, + 'required': ['message'], + }, + outputSchema: { + 'type': 'object', + 'properties': { + 'echo': {'type': 'string'}, + }, + }, + annotations: ( + title: 'Echo', + readOnlyHint: true, + destructiveHint: false, + idempotentHint: true, + openWorldHint: false, + ), + ); + + expect(config.title, equals('Echo Tool')); + expect(config.inputSchema['type'], equals('object')); + expect(config.annotations.readOnlyHint, isTrue); + }); + + test('tool callback with args', () async { + Future callback( + Map args, + ToolCallMeta? meta, + ) async { + final message = args['message']; + return ( + content: [(type: 'text', text: 'Echo: $message')], + isError: false, + ); + } + + final result = await callback({'message': 'Hello'}, null); + + expect(result.isError, isFalse); + final content = result.content.first as TextContent; + expect(content.text, equals('Echo: Hello')); + }); + + test('tool callback with meta', () async { + String? capturedToken; + + Future callback( + Map args, + ToolCallMeta? meta, + ) async { + capturedToken = meta?.progressToken; + return (content: [], isError: null); + } + + await callback({}, (progressToken: 'prog-123')); + + expect(capturedToken, equals('prog-123')); + }); + + test('tool callback returning error', () async { + Future callback( + Map args, + ToolCallMeta? meta, + ) async => ( + content: [(type: 'text', text: 'Tool execution failed')], + isError: true, + ); + + final result = await callback({}, null); + + expect(result.isError, isTrue); + }); + }); + + group('Resource registration scenarios', () { + test('simple resource', () { + const metadata = ( + description: 'Configuration file', + mimeType: 'application/json', + ); + + Future callback(String uri) async => ( + contents: [ + ( + type: 'resource', + uri: uri, + mimeType: 'application/json', + text: '{"key": "value"}', + ), + ], + ); + + expect(metadata.description, equals('Configuration file')); + expect(callback, isA()); + }); + + test('resource callback receives uri', () async { + String? capturedUri; + + Future callback(String uri) async { + capturedUri = uri; + return (contents: []); + } + + await callback('file:///config.json'); + + expect(capturedUri, equals('file:///config.json')); + }); + }); + + group('Resource template registration scenarios', () { + test('template with variables', () { + const template = ( + uriTemplate: 'db:///users/{userId}/posts/{postId}', + name: 'User Post', + description: 'Access user posts', + mimeType: 'application/json', + ); + + expect(template.uriTemplate, contains('{userId}')); + expect(template.uriTemplate, contains('{postId}')); + }); + + test('template callback receives variables', () async { + Map? capturedVars; + + Future callback( + String uri, + Map variables, + ) async { + capturedVars = variables; + return ( + contents: [ + (type: 'text', text: 'User: ${variables['userId']}'), + ], + ); + } + + await callback('db:///users/123', {'userId': '123'}); + + expect(capturedVars, equals({'userId': '123'})); + }); + }); + + group('Prompt registration scenarios', () { + test('simple prompt', () { + const config = ( + title: 'Greeting', + description: 'Generate a greeting', + argsSchema: null, + ); + + Future callback(Map args) async => ( + description: 'A greeting prompt', + messages: [ + (role: 'assistant', content: (type: 'text', text: 'Hello!')), + ], + ); + + expect(config.title, equals('Greeting')); + expect(callback, isA()); + }); + + test('prompt with args schema', () { + final config = ( + title: 'Personalized Greeting', + description: 'Generate a personalized greeting', + argsSchema: { + 'type': 'object', + 'properties': { + 'name': {'type': 'string'}, + 'formal': {'type': 'boolean'}, + }, + 'required': ['name'], + }, + ); + + expect(config.argsSchema['type'], equals('object')); + }); + + test('prompt callback with args', () async { + Future callback(Map args) async { + final name = args['name'] ?? 'Guest'; + final formal = args['formal'] == 'true'; + final greeting = formal ? 'Good day, $name' : 'Hey $name!'; + + return ( + description: 'Greeting for $name', + messages: [ + (role: 'user', content: (type: 'text', text: 'Greet $name')), + (role: 'assistant', content: (type: 'text', text: greeting)), + ], + ); + } + + final result = await callback({'name': 'Alice', 'formal': 'true'}); + + expect(result.description, equals('Greeting for Alice')); + expect(result.messages, hasLength(2)); + }); + }); + + group('LoggingMessageParams', () { + test('creates with all fields', () { + const params = (level: 'info', logger: 'mcp-server', data: 'Log data'); + + expect(params.level, equals('info')); + expect(params.logger, equals('mcp-server')); + expect(params.data, equals('Log data')); + }); + + test('supports various log levels', () { + final levels = ['debug', 'info', 'notice', 'warning', 'error']; + + for (final level in levels) { + final params = (level: level, logger: null, data: null); + expect(params.level, equals(level)); + } + }); + + test('data can be complex object', () { + final params = ( + level: 'debug', + logger: 'test', + data: { + 'key': 'value', + 'nested': {'inner': 123}, + }, + ); + + expect(params.data, isA>()); + }); + }); +} diff --git a/packages/dart_node_mcp/test/registered_test.dart b/packages/dart_node_mcp/test/registered_test.dart new file mode 100644 index 0000000..f820556 --- /dev/null +++ b/packages/dart_node_mcp/test/registered_test.dart @@ -0,0 +1,334 @@ +// Pure Dart registered type tests - import only types to avoid JS interop +import 'package:dart_node_mcp/src/types.dart'; +import 'package:test/test.dart'; + +void main() { + group('RegisteredTool', () { + test('has correct structure', () { + var removeCallCount = 0; + ToolConfig? lastUpdateConfig; + var enableCallCount = 0; + var disableCallCount = 0; + + final tool = ( + name: 'test-tool', + remove: () => removeCallCount++, + update: (ToolConfig config) => lastUpdateConfig = config, + enable: () => enableCallCount++, + disable: () => disableCallCount++, + ); + + expect(tool.name, equals('test-tool')); + + // Test remove + tool.remove(); + expect(removeCallCount, equals(1)); + + // Test update + const newConfig = ( + title: 'Updated', + description: 'New description', + inputSchema: null, + outputSchema: null, + annotations: null, + ); + tool.update(newConfig); + expect(lastUpdateConfig?.title, equals('Updated')); + + // Test enable + tool.enable(); + expect(enableCallCount, equals(1)); + + // Test disable + tool.disable(); + expect(disableCallCount, equals(1)); + }); + + test('remove can be called multiple times', () { + var callCount = 0; + final tool = ( + name: 'multi-remove', + remove: () => callCount++, + update: (ToolConfig _) {}, + enable: () {}, + disable: () {}, + ); + + tool.remove(); + tool.remove(); + tool.remove(); + + expect(callCount, equals(3)); + }); + + test('update receives full config', () { + ToolConfig? received; + final tool = ( + name: 'config-test', + remove: () {}, + update: (ToolConfig config) => received = config, + enable: () {}, + disable: () {}, + ); + + final fullConfig = ( + title: 'Full Config', + description: 'Complete description', + inputSchema: { + 'type': 'object', + 'properties': { + 'arg': {'type': 'string'}, + }, + }, + outputSchema: { + 'type': 'object', + 'properties': { + 'result': {'type': 'boolean'}, + }, + }, + annotations: ( + title: 'Annotated', + readOnlyHint: true, + destructiveHint: false, + idempotentHint: true, + openWorldHint: false, + ), + ); + + tool.update(fullConfig); + + expect(received?.title, equals('Full Config')); + expect(received?.description, equals('Complete description')); + expect(received?.inputSchema, isNotNull); + expect(received?.outputSchema, isNotNull); + expect(received?.annotations?.readOnlyHint, isTrue); + }); + }); + + group('RegisteredResource', () { + test('has correct structure', () { + var removeCallCount = 0; + ResourceMetadata? lastUpdateMetadata; + + final resource = ( + name: 'test-resource', + uri: 'file:///test.txt', + remove: () => removeCallCount++, + update: (ResourceMetadata metadata) => lastUpdateMetadata = metadata, + ); + + expect(resource.name, equals('test-resource')); + expect(resource.uri, equals('file:///test.txt')); + + // Test remove + resource.remove(); + expect(removeCallCount, equals(1)); + + // Test update + const newMetadata = ( + description: 'Updated description', + mimeType: 'application/json', + ); + resource.update(newMetadata); + expect(lastUpdateMetadata?.description, equals('Updated description')); + expect(lastUpdateMetadata?.mimeType, equals('application/json')); + }); + + test('supports various URI schemes', () { + final uris = [ + 'file:///path/to/file.txt', + 'http://example.com/resource', + 'db:///users/123', + 'custom://scheme/path', + 's3://bucket/key', + ]; + + for (final uri in uris) { + final resource = ( + name: 'resource-$uri', + uri: uri, + remove: () {}, + update: (ResourceMetadata _) {}, + ); + expect(resource.uri, equals(uri)); + } + }); + + test('update with minimal metadata', () { + ResourceMetadata? received; + final resource = ( + name: 'minimal', + uri: 'test://uri', + remove: () {}, + update: (ResourceMetadata metadata) => received = metadata, + ); + + const minimalMetadata = (description: null, mimeType: null); + resource.update(minimalMetadata); + + expect(received?.description, isNull); + expect(received?.mimeType, isNull); + }); + }); + + group('RegisteredResourceTemplate', () { + test('has correct structure', () { + var removeCallCount = 0; + ResourceMetadata? lastUpdateMetadata; + + final template = ( + name: 'user-template', + uriTemplate: 'db:///users/{userId}', + remove: () => removeCallCount++, + update: (ResourceMetadata metadata) => lastUpdateMetadata = metadata, + ); + + expect(template.name, equals('user-template')); + expect(template.uriTemplate, equals('db:///users/{userId}')); + + // Test remove + template.remove(); + expect(removeCallCount, equals(1)); + + // Test update + const newMetadata = ( + description: 'User resource', + mimeType: 'application/json', + ); + template.update(newMetadata); + expect(lastUpdateMetadata?.description, equals('User resource')); + }); + + test('supports complex URI templates', () { + final templates = [ + 'file:///{path}', + 'db:///{table}/{id}', + 'api:///{version}/users/{userId}/posts/{postId}', + 's3:///{bucket}/{key*}', + 'http://example.com/api/{resource}{?query}', + ]; + + for (final uriTemplate in templates) { + final template = ( + name: 'template', + uriTemplate: uriTemplate, + remove: () {}, + update: (ResourceMetadata _) {}, + ); + expect(template.uriTemplate, equals(uriTemplate)); + } + }); + }); + + group('RegisteredPrompt', () { + test('has correct structure', () { + var removeCallCount = 0; + PromptConfig? lastUpdateConfig; + + final prompt = ( + name: 'greeting-prompt', + remove: () => removeCallCount++, + update: (PromptConfig config) => lastUpdateConfig = config, + ); + + expect(prompt.name, equals('greeting-prompt')); + + // Test remove + prompt.remove(); + expect(removeCallCount, equals(1)); + + // Test update + final newConfig = ( + title: 'Greeting', + description: 'Generates a greeting', + argsSchema: { + 'type': 'object', + 'properties': { + 'name': {'type': 'string'}, + }, + }, + ); + prompt.update(newConfig); + expect(lastUpdateConfig?.title, equals('Greeting')); + expect(lastUpdateConfig?.description, equals('Generates a greeting')); + }); + + test('update with minimal config', () { + PromptConfig? received; + final prompt = ( + name: 'minimal-prompt', + remove: () {}, + update: (PromptConfig config) => received = config, + ); + + const minimalConfig = (title: null, description: null, argsSchema: null); + prompt.update(minimalConfig); + + expect(received?.title, isNull); + expect(received?.description, isNull); + expect(received?.argsSchema, isNull); + }); + + test('supports various prompt names', () { + final names = [ + 'simple', + 'with-dashes', + 'with_underscores', + 'CamelCase', + 'with.dots', + 'namespace:prompt', + ]; + + for (final name in names) { + final prompt = (name: name, remove: () {}, update: (PromptConfig _) {}); + expect(prompt.name, equals(name)); + } + }); + }); + + group('Registered type assignment', () { + test('RegisteredTool can be assigned to variable', () { + final tool = ( + name: 'typed-tool', + remove: () {}, + update: (ToolConfig _) {}, + enable: () {}, + disable: () {}, + ); + + expect(tool.name, equals('typed-tool')); + }); + + test('RegisteredResource can be assigned to variable', () { + final resource = ( + name: 'typed-resource', + uri: 'test://uri', + remove: () {}, + update: (ResourceMetadata _) {}, + ); + + expect(resource.name, equals('typed-resource')); + }); + + test('RegisteredResourceTemplate can be assigned to variable', () { + final template = ( + name: 'typed-template', + uriTemplate: 'test:///{id}', + remove: () {}, + update: (ResourceMetadata _) {}, + ); + + expect(template.name, equals('typed-template')); + }); + + test('RegisteredPrompt can be assigned to variable', () { + final prompt = ( + name: 'typed-prompt', + remove: () {}, + update: (PromptConfig _) {}, + ); + + expect(prompt.name, equals('typed-prompt')); + }); + }); +} diff --git a/packages/dart_node_mcp/test/server_test.dart b/packages/dart_node_mcp/test/server_test.dart new file mode 100644 index 0000000..8f38e79 --- /dev/null +++ b/packages/dart_node_mcp/test/server_test.dart @@ -0,0 +1,170 @@ +// Server factory tests - these verify the factory functions exist +// but actual Server creation requires Node.js runtime +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:test/test.dart'; + +void main() { + group('createServer', () { + test('function exists and can be called', () { + expect(createServer, isA()); + }); + + test('accepts Implementation parameter', () { + const impl = (name: 'test-server', version: '1.0.0'); + + // Will fail without Node.js runtime, but verifies API + final result = createServer(impl); + + expect(result, isA>()); + }); + + test('accepts optional ServerOptions', () { + const impl = (name: 'test-server', version: '1.0.0'); + const options = ( + capabilities: ( + tools: (listChanged: true), + resources: null, + prompts: null, + logging: null, + ), + instructions: 'Test instructions', + ); + + final result = createServer(impl, options: options); + + expect(result, isA>()); + }); + + test('returns Error without Node.js runtime', () { + const impl = (name: 'test', version: '0.1.0'); + + final result = createServer(impl); + + // Without Node.js runtime, should return Error + switch (result) { + case Success(): + // Unexpected in pure Dart test environment + break; + case Error(:final error): + expect(error, contains('Failed to create server')); + } + }); + }); + + group('ServerOptions variations', () { + test('with all capabilities', () { + const impl = (name: 'full-server', version: '1.0.0'); + const options = ( + capabilities: ( + tools: (listChanged: true), + resources: (subscribe: true, listChanged: true), + prompts: (listChanged: true), + logging: (enabled: true), + ), + instructions: 'Full server with all capabilities', + ); + + final result = createServer(impl, options: options); + expect(result, isA>()); + }); + + test('with partial capabilities', () { + const impl = (name: 'partial-server', version: '1.0.0'); + const options = ( + capabilities: ( + tools: (listChanged: true), + resources: null, + prompts: null, + logging: null, + ), + instructions: null, + ); + + final result = createServer(impl, options: options); + expect(result, isA>()); + }); + + test('with only instructions', () { + const impl = (name: 'instruction-server', version: '1.0.0'); + const options = ( + capabilities: null, + instructions: 'Only instructions, no explicit capabilities', + ); + + final result = createServer(impl, options: options); + expect(result, isA>()); + }); + + test('with null options', () { + const impl = (name: 'simple-server', version: '1.0.0'); + + final result = createServer(impl); + expect(result, isA>()); + }); + }); + + group('Implementation variations', () { + test('with simple version', () { + const impl = (name: 'simple', version: '1.0.0'); + final result = createServer(impl); + expect(result, isA>()); + }); + + test('with prerelease version', () { + const impl = (name: 'beta', version: '0.1.0-beta.1'); + final result = createServer(impl); + expect(result, isA>()); + }); + + test('with complex name', () { + const impl = (name: '@org/package-name', version: '2.0.0'); + final result = createServer(impl); + expect(result, isA>()); + }); + + test('with minimal version', () { + const impl = (name: 'min', version: '0.0.1'); + final result = createServer(impl); + expect(result, isA>()); + }); + }); + + group('Server method contracts', () { + test('Server should have registerCapabilities method', () { + // Server.registerCapabilities(capabilities) registers before connection + expect(true, isTrue); + }); + + test('Server should have getClientCapabilities method', () { + // Server.getClientCapabilities() returns client caps after init + expect(true, isTrue); + }); + + test('Server should have getClientVersion method', () { + // Server.getClientVersion() returns client name/version + expect(true, isTrue); + }); + + test('Server should have setRequestHandler method', () { + // Server.setRequestHandler(schema, handler) registers handlers + expect(true, isTrue); + }); + + test('Server should have notification methods', () { + // Server has sendResourceListChanged, sendToolListChanged, + // sendPromptListChanged, sendResourceUpdated + expect(true, isTrue); + }); + + test('Server should have connect and close methods', () { + // Server.connect(transport) and Server.close() for lifecycle + expect(true, isTrue); + }); + + test('Server should have ping method', () { + // Server.ping() for connection health check + expect(true, isTrue); + }); + }); +} diff --git a/packages/dart_node_mcp/test/transport_test.dart b/packages/dart_node_mcp/test/transport_test.dart new file mode 100644 index 0000000..c765dc3 --- /dev/null +++ b/packages/dart_node_mcp/test/transport_test.dart @@ -0,0 +1,55 @@ +// Transport factory tests - these verify the factory functions exist +// but actual Transport creation requires Node.js runtime +import 'package:dart_node_mcp/dart_node_mcp.dart'; +import 'package:nadz/nadz.dart'; +import 'package:test/test.dart'; + +void main() { + group('createStdioServerTransport', () { + test('function exists and can be called', () { + expect(createStdioServerTransport, isA()); + }); + + test('returns Result type', () { + // Calling without Node.js context will return Error + final result = createStdioServerTransport(); + expect(result, isA>()); + }); + + test('returns Error without Node.js runtime', () { + final result = createStdioServerTransport(); + + switch (result) { + case Success(): + // Unexpected in pure Dart test environment + break; + case Error(:final error): + expect(error, contains('Failed')); + } + }); + }); + + group('createStdioServerTransportWithStreams', () { + test('function exists and can be called', () { + expect(createStdioServerTransportWithStreams, isA()); + }); + }); + + group('Transport behavior contracts', () { + test('Transport should implement start/send/close pattern', () { + // Document expected behavior through test description + // Transport.start() - begins listening for messages + // Transport.send(message) - sends a JSON-RPC message + // Transport.close() - closes the transport + + // Actual behavior tested in integration tests with real Node.js runtime + expect(true, isTrue); + }); + + test('StdioServerTransport extends Transport', () { + // StdioServerTransport implements Transport interface + // This is declared via 'implements Transport' in extension type + expect(true, isTrue); + }); + }); +} diff --git a/packages/dart_node_mcp/test/types_test.dart b/packages/dart_node_mcp/test/types_test.dart new file mode 100644 index 0000000..0cc937b --- /dev/null +++ b/packages/dart_node_mcp/test/types_test.dart @@ -0,0 +1,459 @@ +// Pure Dart type tests - import only types.dart to avoid JS interop +import 'package:dart_node_mcp/src/types.dart'; +import 'package:test/test.dart'; + +void main() { + group('Implementation', () { + test('creates with name and version', () { + const impl = (name: 'test-server', version: '1.0.0'); + + expect(impl.name, equals('test-server')); + expect(impl.version, equals('1.0.0')); + }); + + test('supports different version formats', () { + const impl = (name: 'my-mcp', version: '0.1.0-beta.1'); + + expect(impl.version, equals('0.1.0-beta.1')); + }); + }); + + group('ServerOptions', () { + test('creates with null capabilities', () { + const options = (capabilities: null, instructions: null); + + expect(options.capabilities, isNull); + expect(options.instructions, isNull); + }); + + test('creates with instructions only', () { + const options = ( + capabilities: null, + instructions: 'System instructions for the server', + ); + + expect( + options.instructions, + equals('System instructions for the server'), + ); + }); + }); + + group('ServerCapabilities', () { + test('creates with all capabilities', () { + const caps = ( + tools: (listChanged: true), + resources: (subscribe: true, listChanged: true), + prompts: (listChanged: false), + logging: (enabled: true), + ); + + expect(caps.tools.listChanged, isTrue); + expect(caps.resources.subscribe, isTrue); + expect(caps.resources.listChanged, isTrue); + expect(caps.prompts.listChanged, isFalse); + expect(caps.logging.enabled, isTrue); + }); + + test('creates with partial capabilities', () { + const caps = ( + tools: (listChanged: true), + resources: null, + prompts: null, + logging: null, + ); + + expect(caps.tools.listChanged, isTrue); + expect(caps.resources, isNull); + }); + }); + + group('ToolConfig', () { + test('creates with minimal config', () { + const config = ( + title: null, + description: 'A simple tool', + inputSchema: null, + outputSchema: null, + annotations: null, + ); + + expect(config.description, equals('A simple tool')); + expect(config.inputSchema, isNull); + }); + + test('creates with full config', () { + final config = ( + title: 'Echo Tool', + description: 'Echoes input back', + inputSchema: { + 'type': 'object', + 'properties': { + 'message': {'type': 'string'}, + }, + 'required': ['message'], + }, + outputSchema: { + 'type': 'object', + 'properties': { + 'echo': {'type': 'string'}, + }, + }, + annotations: ( + title: 'Echo', + readOnlyHint: true, + destructiveHint: false, + idempotentHint: true, + openWorldHint: false, + ), + ); + + expect(config.title, equals('Echo Tool')); + expect(config.inputSchema['type'], equals('object')); + expect(config.annotations.readOnlyHint, isTrue); + expect(config.annotations.destructiveHint, isFalse); + }); + }); + + group('ToolAnnotations', () { + test('creates with all hints', () { + const annotations = ( + title: 'My Tool', + readOnlyHint: true, + destructiveHint: false, + idempotentHint: true, + openWorldHint: false, + ); + + expect(annotations.title, equals('My Tool')); + expect(annotations.readOnlyHint, isTrue); + expect(annotations.destructiveHint, isFalse); + expect(annotations.idempotentHint, isTrue); + expect(annotations.openWorldHint, isFalse); + }); + + test('creates with null hints', () { + const annotations = ( + title: null, + readOnlyHint: null, + destructiveHint: null, + idempotentHint: null, + openWorldHint: null, + ); + + expect(annotations.title, isNull); + expect(annotations.readOnlyHint, isNull); + }); + }); + + group('ResourceMetadata', () { + test('creates with description and mimeType', () { + const metadata = ( + description: 'Configuration file', + mimeType: 'application/json', + ); + + expect(metadata.description, equals('Configuration file')); + expect(metadata.mimeType, equals('application/json')); + }); + + test('creates with null values', () { + const metadata = (description: null, mimeType: null); + + expect(metadata.description, isNull); + expect(metadata.mimeType, isNull); + }); + }); + + group('ResourceTemplate', () { + test('creates with URI template', () { + const template = ( + uriTemplate: 'file:///{path}', + name: 'File Resource', + description: 'Access files by path', + mimeType: 'text/plain', + ); + + expect(template.uriTemplate, equals('file:///{path}')); + expect(template.name, equals('File Resource')); + expect(template.description, equals('Access files by path')); + expect(template.mimeType, equals('text/plain')); + }); + + test('creates with minimal template', () { + const template = ( + uriTemplate: 'db:///{table}/{id}', + name: null, + description: null, + mimeType: null, + ); + + expect(template.uriTemplate, equals('db:///{table}/{id}')); + expect(template.name, isNull); + }); + }); + + group('PromptConfig', () { + test('creates with full config', () { + final config = ( + title: 'Greeting Prompt', + description: 'Generates a personalized greeting', + argsSchema: { + 'type': 'object', + 'properties': { + 'name': {'type': 'string'}, + 'formal': {'type': 'boolean'}, + }, + }, + ); + + expect(config.title, equals('Greeting Prompt')); + expect(config.description, equals('Generates a personalized greeting')); + expect(config.argsSchema['type'], equals('object')); + }); + + test('creates with minimal config', () { + const config = (title: null, description: null, argsSchema: null); + + expect(config.title, isNull); + expect(config.argsSchema, isNull); + }); + }); + + group('LoggingMessageParams', () { + test('creates with all params', () { + const params = ( + level: 'info', + logger: 'my-server', + data: 'Log message data', + ); + + expect(params.level, equals('info')); + expect(params.logger, equals('my-server')); + expect(params.data, equals('Log message data')); + }); + + test('supports different log levels', () { + for (final level in ['debug', 'info', 'notice', 'warning', 'error']) { + final params = (level: level, logger: null, data: null); + expect(params.level, equals(level)); + } + }); + }); + + group('Content types', () { + test('TextContent creates correctly', () { + const content = (type: 'text', text: 'Hello, world!'); + + expect(content.type, equals('text')); + expect(content.text, equals('Hello, world!')); + }); + + test('ImageContent creates correctly', () { + const content = ( + type: 'image', + data: 'base64encodeddata==', + mimeType: 'image/png', + ); + + expect(content.type, equals('image')); + expect(content.data, equals('base64encodeddata==')); + expect(content.mimeType, equals('image/png')); + }); + + test('ResourceContent creates correctly', () { + const content = ( + type: 'resource', + uri: 'file:///config.json', + mimeType: 'application/json', + text: '{"key": "value"}', + ); + + expect(content.type, equals('resource')); + expect(content.uri, equals('file:///config.json')); + expect(content.mimeType, equals('application/json')); + expect(content.text, equals('{"key": "value"}')); + }); + + test('ResourceContent with null optionals', () { + const content = ( + type: 'resource', + uri: 'file:///data.bin', + mimeType: null, + text: null, + ); + + expect(content.uri, equals('file:///data.bin')); + expect(content.mimeType, isNull); + expect(content.text, isNull); + }); + }); + + group('CallToolResult', () { + test('creates success result', () { + final result = ( + content: [(type: 'text', text: 'Success!')], + isError: false, + ); + + expect(result.content, hasLength(1)); + expect(result.isError, isFalse); + }); + + test('creates error result', () { + final result = ( + content: [(type: 'text', text: 'Error occurred')], + isError: true, + ); + + expect(result.isError, isTrue); + }); + + test('creates with multiple content items', () { + final result = ( + content: [ + (type: 'text', text: 'Part 1'), + (type: 'text', text: 'Part 2'), + (type: 'image', data: 'imagedata', mimeType: 'image/png'), + ], + isError: null, + ); + + expect(result.content, hasLength(3)); + expect(result.isError, isNull); + }); + }); + + group('ReadResourceResult', () { + test('creates with contents', () { + final result = ( + contents: [ + ( + type: 'resource', + uri: 'file:///test.txt', + mimeType: 'text/plain', + text: 'File contents', + ), + ], + ); + + expect(result.contents, hasLength(1)); + }); + + test('creates with empty contents', () { + const result = (contents: []); + + expect(result.contents, isEmpty); + }); + }); + + group('PromptMessage', () { + test('creates user message', () { + const message = (role: 'user', content: (type: 'text', text: 'Hello')); + + expect(message.role, equals('user')); + }); + + test('creates assistant message', () { + const message = ( + role: 'assistant', + content: (type: 'text', text: 'Hi there!'), + ); + + expect(message.role, equals('assistant')); + }); + }); + + group('GetPromptResult', () { + test('creates with description and messages', () { + final result = ( + description: 'A greeting prompt', + messages: [ + (role: 'user', content: (type: 'text', text: 'Say hello to {name}')), + ], + ); + + expect(result.description, equals('A greeting prompt')); + expect(result.messages, hasLength(1)); + }); + + test('creates without description', () { + final result = ( + description: null, + messages: [ + (role: 'assistant', content: (type: 'text', text: 'Response')), + ], + ); + + expect(result.description, isNull); + expect(result.messages, hasLength(1)); + }); + }); + + group('ToolCallMeta', () { + test('creates with progressToken', () { + const meta = (progressToken: 'token-123'); + + expect(meta.progressToken, equals('token-123')); + }); + + test('creates with null progressToken', () { + const meta = (progressToken: null); + + expect(meta.progressToken, isNull); + }); + }); + + group('ResourceUpdatedParams', () { + test('creates with uri', () { + const params = (uri: 'file:///updated.txt'); + + expect(params.uri, equals('file:///updated.txt')); + }); + }); + + group('JsonRpcMessage', () { + test('creates request message', () { + const message = ( + jsonrpc: '2.0', + method: 'tools/call', + params: {'name': 'echo'}, + id: 1, + result: null, + error: null, + ); + + expect(message.jsonrpc, equals('2.0')); + expect(message.method, equals('tools/call')); + expect(message.id, equals(1)); + }); + + test('creates response message', () { + const message = ( + jsonrpc: '2.0', + method: null, + params: null, + id: 1, + result: {'success': true}, + error: null, + ); + + expect(message.result, equals({'success': true})); + expect(message.error, isNull); + }); + + test('creates error response', () { + const message = ( + jsonrpc: '2.0', + method: null, + params: null, + id: 1, + result: null, + error: {'code': -32600, 'message': 'Invalid Request'}, + ); + + expect(message.error, isNotNull); + expect(message.result, isNull); + }); + }); +} diff --git a/packages/dart_node_react_native/dart_test.yaml b/packages/dart_node_react_native/dart_test.yaml new file mode 100644 index 0000000..165fe9d --- /dev/null +++ b/packages/dart_node_react_native/dart_test.yaml @@ -0,0 +1 @@ +platforms: [node] diff --git a/packages/dart_node_react_native/pubspec.lock b/packages/dart_node_react_native/pubspec.lock index 7645f95..0c7010d 100644 --- a/packages/dart_node_react_native/pubspec.lock +++ b/packages/dart_node_react_native/pubspec.lock @@ -1,6 +1,38 @@ # Generated by pub # See https://dart.dev/tools/pub/glossary#lockfile packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" austerity: dependency: "direct main" description: @@ -9,6 +41,54 @@ packages: url: "https://pub.dev" source: hosted version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" dart_node_core: dependency: "direct main" description: @@ -23,6 +103,54 @@ packages: relative: true source: path version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" lints: dependency: "direct dev" description: @@ -31,6 +159,38 @@ packages: url: "https://pub.dev" source: hosted version: "5.1.1" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" nadz: dependency: transitive description: @@ -47,5 +207,213 @@ packages: url: "https://pub.dev" source: hosted version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" sdks: dart: ">=3.10.0 <4.0.0" diff --git a/packages/dart_node_react_native/pubspec.yaml b/packages/dart_node_react_native/pubspec.yaml index d45efeb..2d8fb44 100644 --- a/packages/dart_node_react_native/pubspec.yaml +++ b/packages/dart_node_react_native/pubspec.yaml @@ -16,3 +16,4 @@ dependencies: dev_dependencies: lints: ^5.0.0 + test: ^1.24.0 diff --git a/packages/dart_node_react_native/test/react_native_test.dart b/packages/dart_node_react_native/test/react_native_test.dart new file mode 100644 index 0000000..76ee74f --- /dev/null +++ b/packages/dart_node_react_native/test/react_native_test.dart @@ -0,0 +1,180 @@ +/// React Native package tests - factory tests and type tests. +/// Actual React Native runtime requires Expo/RN environment. +library; + +import 'package:dart_node_react_native/dart_node_react_native.dart'; +import 'package:test/test.dart'; + +void main() { + group('component element types', () { + test('RNViewElement type exists', () { + RNViewElement? element; + expect(element, isNull); + }); + + test('RNTextElement type exists', () { + RNTextElement? element; + expect(element, isNull); + }); + + test('RNTextInputElement type exists', () { + RNTextInputElement? element; + expect(element, isNull); + }); + + test('RNTouchableOpacityElement type exists', () { + RNTouchableOpacityElement? element; + expect(element, isNull); + }); + + test('RNButtonElement type exists', () { + RNButtonElement? element; + expect(element, isNull); + }); + + test('RNScrollViewElement type exists', () { + RNScrollViewElement? element; + expect(element, isNull); + }); + + test('RNSafeAreaViewElement type exists', () { + RNSafeAreaViewElement? element; + expect(element, isNull); + }); + + test('RNActivityIndicatorElement type exists', () { + RNActivityIndicatorElement? element; + expect(element, isNull); + }); + + test('RNFlatListElement type exists', () { + RNFlatListElement? element; + expect(element, isNull); + }); + + test('RNImageElement type exists', () { + RNImageElement? element; + expect(element, isNull); + }); + + test('RNSwitchElement type exists', () { + RNSwitchElement? element; + expect(element, isNull); + }); + }); + + group('component builder functions', () { + test('view function exists', () { + expect(view, isA()); + }); + + test('text function exists', () { + expect(text, isA()); + }); + + test('textInput function exists', () { + expect(textInput, isA()); + }); + + test('touchableOpacity function exists', () { + expect(touchableOpacity, isA()); + }); + + test('rnButton function exists', () { + expect(rnButton, isA()); + }); + + test('scrollView function exists', () { + expect(scrollView, isA()); + }); + + test('safeAreaView function exists', () { + expect(safeAreaView, isA()); + }); + + test('activityIndicator function exists', () { + expect(activityIndicator, isA()); + }); + + test('flatList function exists', () { + expect(flatList, isA()); + }); + + test('rnImage function exists', () { + expect(rnImage, isA()); + }); + + test('rnSwitch function exists', () { + expect(rnSwitch, isA()); + }); + }); + + group('core functions', () { + test('rnElement function exists', () { + expect(rnElement, isA()); + }); + + test('createFunctionalComponent function exists', () { + expect(createFunctionalComponent, isA()); + }); + + test('functionalComponent function exists', () { + expect(functionalComponent, isA()); + }); + + test('registerApp function exists', () { + expect(registerApp, isA()); + }); + }); + + group('testing library', () { + test('TestNode type exists', () { + TestNode? node; + expect(node, isNull); + }); + + test('TestRenderResult type exists', () { + TestRenderResult? result; + expect(result, isNull); + }); + + test('TestingException type exists', () { + expect( + () => throw TestingException('test'), + throwsA(isA()), + ); + }); + + test('setupTestEnvironment function exists', () { + expect(setupTestEnvironment, isA()); + }); + + test('renderForTest function exists', () { + expect(renderForTest, isA()); + }); + + test('userType function exists', () { + expect(userType, isA()); + }); + + test('userPress function exists', () { + expect(userPress, isA()); + }); + + test('userClear function exists', () { + expect(userClear, isA()); + }); + }); + + group('core types', () { + test('ReactNative type exists', () { + ReactNative? rn; + expect(rn, isNull); + }); + + test('AppRegistry type exists', () { + AppRegistry? reg; + expect(reg, isNull); + }); + }); +} diff --git a/tools/build/add_preamble.dart b/tools/build/add_preamble.dart new file mode 100644 index 0000000..58e1325 --- /dev/null +++ b/tools/build/add_preamble.dart @@ -0,0 +1,11 @@ +import 'dart:io'; +import 'package:node_preamble/preamble.dart' as preamble; + +void main(List args) { + final input = args[0]; + final output = args[1]; + final compiledJs = File(input).readAsStringSync(); + final nodeJs = '${preamble.getPreamble()}\n$compiledJs'; + File(output).writeAsStringSync(nodeJs); + print('Done: $output'); +} diff --git a/tools/build/build.dart b/tools/build/build.dart index b905e62..b14fc4d 100644 --- a/tools/build/build.dart +++ b/tools/build/build.dart @@ -143,6 +143,7 @@ List _findNpmDirs(Directory pkg) { String? _findEntryPoint(String exampleDir) { final candidates = [ + 'bin/server.dart', 'server.dart', 'main.dart', 'app.dart', @@ -193,15 +194,14 @@ String? _searchEntryPoints(String exampleDir, List remaining) { String target, String buildDir, ) { - final outputName = switch (target) { - 'backend' => 'server.js', - 'mobile' => 'app.js', - _ => '$target.js', - }; - final tempOutput = '$buildDir/temp_$outputName'; - final finalOutput = '$buildDir/$outputName'; - // Get relative path from exampleDir (entryPoint is absolute) + // Get output name from entry point (bin/server.dart -> bin/server.js) final entryRelative = entryPoint.replaceFirst('$exampleDir/', ''); + final outputPath = entryRelative.replaceAll('.dart', '.js'); + final outputDir = '$buildDir/${outputPath.contains('/') ? outputPath.substring(0, outputPath.lastIndexOf('/')) : ''}'; + Directory(outputDir).createSync(recursive: true); + final outputName = outputPath.split('/').last; + final tempOutput = '$outputDir/temp_$outputName'; + final finalOutput = '$outputDir/$outputName'; print(' Compiling Dart to JS...'); final compileResult = Process.runSync('dart', [ From a28946be0afdf379d6d8fb9784576a9fad192013 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 11 Dec 2025 06:53:18 +1100 Subject: [PATCH 07/28] Release prep --- examples/too_many_cooks/.npmignore | 30 ++ examples/too_many_cooks/LICENSE | 21 + examples/too_many_cooks/package.json | 41 +- examples/too_many_cooks/readme.md | 552 ++++----------------------- examples/too_many_cooks/spec.md | 499 ++++++++++++++++++++++++ 5 files changed, 655 insertions(+), 488 deletions(-) create mode 100644 examples/too_many_cooks/.npmignore create mode 100644 examples/too_many_cooks/LICENSE create mode 100644 examples/too_many_cooks/spec.md diff --git a/examples/too_many_cooks/.npmignore b/examples/too_many_cooks/.npmignore new file mode 100644 index 0000000..14545ea --- /dev/null +++ b/examples/too_many_cooks/.npmignore @@ -0,0 +1,30 @@ +# Source files +lib/ +bin/ +test/ + +# Dart files +pubspec.yaml +pubspec.lock +analysis_options.yaml +dart_test.yaml +.dart_tool/ +.packages + +# Build artifacts (except server_node.js) +build/bin/*.js +!build/bin/server_node.js +build/test/ + +# Development files +*.sh +*.db +.too_many_cooks/ + +# IDE +.idea/ +.vscode/ + +# Node +node_modules/ +package-lock.json diff --git a/examples/too_many_cooks/LICENSE b/examples/too_many_cooks/LICENSE new file mode 100644 index 0000000..f5ca1e0 --- /dev/null +++ b/examples/too_many_cooks/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2025 NIMBLESITE PTY LTD + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/examples/too_many_cooks/package.json b/examples/too_many_cooks/package.json index 8f39448..317c3ac 100644 --- a/examples/too_many_cooks/package.json +++ b/examples/too_many_cooks/package.json @@ -1,7 +1,40 @@ { + "name": "too-many-cooks", + "version": "0.1.0", + "description": "Multi-agent Git coordination MCP server - enables multiple AI agents to safely edit a git repository simultaneously with file locking, messaging, and plan visibility", + "main": "build/bin/server_node.js", + "bin": { + "too-many-cooks": "build/bin/server_node.js" + }, + "scripts": { + "start": "node build/bin/server_node.js" + }, + "keywords": [ + "mcp", + "model-context-protocol", + "ai-agents", + "multi-agent", + "dart" + ], + "author": "Christian Findlay", + "license": "MIT", + "repository": { + "type": "git", + "url": "git+https://github.com/MelbourneDeveloper/dart_node.git" + }, + "bugs": { + "url": "https://github.com/MelbourneDeveloper/dart_node/issues" + }, + "homepage": "https://github.com/MelbourneDeveloper/dart_node/tree/main/examples/too_many_cooks#readme", + "engines": { + "node": ">=18.0.0" + }, "dependencies": { - "@modelcontextprotocol/sdk": "^1.24.3", - "better-sqlite3": "^12.5.0", - "zod": "^3.24.0" - } + "better-sqlite3": "^12.5.0" + }, + "files": [ + "build/bin/server_node.js", + "README.md", + "LICENSE" + ] } diff --git a/examples/too_many_cooks/readme.md b/examples/too_many_cooks/readme.md index a7ade8b..13c1fa3 100644 --- a/examples/too_many_cooks/readme.md +++ b/examples/too_many_cooks/readme.md @@ -1,536 +1,120 @@ -# Too Many Cooks - Multi-Agent Git Coordination MCP Server +# Too Many Cooks -## Overview +Multi-agent coordination MCP server - enables multiple AI agents to safely edit a codebase simultaneously. -"Too Many Cooks" is an MCP server enabling multiple AI agents to safely edit a git repository simultaneously. It provides concurrency control through advisory file locking, agent identity verification, inter-agent messaging, and plan visibility. +## Features -**Location**: `examples/too_many_cooks/` +- **File Locking**: Advisory locks prevent agents from editing the same files +- **Agent Identity**: Secure registration with API keys +- **Messaging**: Inter-agent communication with broadcast support +- **Plan Visibility**: Share goals and current tasks across agents +- **Real-time Status**: System overview of all agents, locks, and plans +- **Written in Dart**: Made with [dart_node](https://dartnode.org) -**Tech Stack**: -- Dart on Node.js via dart_node -- `better-sqlite3` via JS interop (new package: `packages/dart_node_better_sqlite3/`) -- MCP via `dart_node_mcp` -- All FP: typedef records, pure functions, `Result` from nadz +## Installation ---- - -## CRITICAL: Architecture Requirements - -### ONE PROCESS, ONE DATABASE - -**The MCP server MUST run as a single, long-lived process.** All clients (Claude Code, VSCode extension, other agents) connect to the SAME server instance. - -``` -┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐ -│ Claude Code │ │ VSCode Extension│ │ Other Agents │ -└────────┬────────┘ └────────┬────────┘ └────────┬────────┘ - │ │ │ - └───────────────────────┼───────────────────────┘ - │ - ▼ - ┌────────────────────────┐ - │ Too Many Cooks MCP │ ← SINGLE PROCESS - │ Server │ - └───────────┬────────────┘ - │ - ▼ - ┌────────────────────────┐ - │ ~/.too_many_cooks/ │ ← SINGLE DATABASE - │ data.db │ - └────────────────────────┘ +```bash +npm install -g too-many-cooks ``` -### Server Startup +## Usage with Claude Code -**The MCP server must be started BEFORE any client connects.** Clients do NOT spawn the server. +Add to your Claude Code MCP configuration: ```bash -# Start the server (run once, keeps running) -node examples/too_many_cooks/build/bin/server_node.js - -# Or as a background daemon -nohup node examples/too_many_cooks/build/bin/server_node.js & +claude mcp add --transport stdio too-many-cooks -- npx too-many-cooks ``` -### Database Location - -The database MUST be at a fixed, absolute path so all server instances share state: +Or configure manually in your MCP settings: -```dart -// In config.dart -static String get dbPath { - final home = Platform.environment['HOME'] ?? '/tmp'; - return '$home/.too_many_cooks/data.db'; +```json +{ + "mcpServers": { + "too-many-cooks": { + "command": "npx", + "args": ["too-many-cooks"] + } + } } ``` -**NOT** relative to cwd. **NOT** spawned per-client. - -### Client Connection - -Clients connect to the already-running server via: -- **stdio**: For Claude Code MCP integration -- **HTTP/SSE**: For VSCode extension (polls for changes) - -The VSCode extension does NOT spawn its own server. It connects to the existing one or polls the shared database. - ---- - -## Database Schema - -```mermaid -erDiagram - identity ||--o{ locks : holds - identity ||--o{ messages : sends - identity ||--o| plans : has -``` - -- **identity**: agent_name (PK), agent_key, registered_at, last_active -- **locks**: file_path (PK), agent_name (FK), acquired_at, expires_at, reason, version -- **messages**: id (PK), from_agent (FK), to_agent, content, created_at, read_at -- **plans**: agent_name (PK/FK), goal, current_task, updated_at - ---- - -## Configuration - -```dart -typedef TooManyCooksConfig = ({ - String dbPath, // SQLite database path - int lockTimeoutMs, // Default: 600000 (10 minutes) - int maxMessageLength, // Default: 200 - int maxPlanLength, // Default: 100 per field -}); - -const defaultConfig = ( - dbPath: '.too_many_cooks.db', - lockTimeoutMs: 600000, - maxMessageLength: 200, - maxPlanLength: 100, -); -``` - ---- - -## Core Types (typedef records) - -```dart -// Identity -typedef AgentIdentity = ({ - String agentName, - int registeredAt, - int lastActive, -}); - -typedef AgentRegistration = ({ - String agentName, - String agentKey, // Only returned on registration -}); - -// Locks -typedef FileLock = ({ - String filePath, - String agentName, - int acquiredAt, - int expiresAt, - String? reason, - int version, -}); - -typedef LockResult = ({ - bool acquired, - FileLock? lock, - String? error, // e.g., "held by agent-X until ..." -}); - -// Messages -typedef Message = ({ - String id, - String fromAgent, - String toAgent, - String content, - int createdAt, - int? readAt, -}); - -// Plans -typedef AgentPlan = ({ - String agentName, - String goal, - String currentTask, - int updatedAt, -}); -``` - ---- - -## Data Access Layer - -Haskell-style typeclass pattern using typedef of function signatures: - -```dart -/// Database operations - all return Result -typedef TypedefName = ({ - -// [...] - -}); - -//Create a type class for each of these - - // Identity - Result Function(String agentName) register, - Result Function(String agentName, String agentKey) authenticate, - Result, DbError> Function() listAgents, - Result Function(String agentName, String agentKey) heartbeat, - - // Locks - Result Function(String filePath, String agentName, String agentKey, String? reason) acquireLock, - Result Function(String filePath, String agentName, String agentKey) releaseLock, - Result Function(String filePath, String agentName, String agentKey) forceReleaseLock, // For expired locks - Result Function(String filePath) queryLock, - Result, DbError> Function() listLocks, - Result Function(String filePath, String agentName, String agentKey) renewLock, - - // Messages - Result Function(String fromAgent, String fromKey, String toAgent, String content) sendMessage, - Result, DbError> Function(String agentName, String agentKey, {bool unreadOnly}) getMessages, - Result Function(String messageId, String agentName, String agentKey) markRead, - - // Plans - Result Function(String agentName, String agentKey, String goal, String currentTask) updatePlan, - Result Function(String agentName) getPlan, - Result, DbError> Function() listPlans, - -/// Error types -typedef DbError = ({String code, String message}); - -// Error codes -const errNotFound = 'NOT_FOUND'; -const errUnauthorized = 'UNAUTHORIZED'; -const errLockHeld = 'LOCK_HELD'; -const errLockExpired = 'LOCK_EXPIRED'; -const errValidation = 'VALIDATION'; -const errDatabase = 'DATABASE'; -``` - ---- - -## File Protection - -No chmod. Only logical file locks - not physical. - ---- - -## MCP Tools (5 total) +## MCP Tools ### `register` -Register a new agent. Returns key ONLY once - store it! +Register a new agent. Returns a secret key - store it! ``` Input: { name: string } Output: { agent_name, agent_key } ``` ### `lock` -Manage file locks. Action determines behavior. +Manage file locks. ``` -Input: { - action: "acquire" | "release" | "force_release" | "renew" | "query" | "list", - agent_name?: string, - agent_key?: string, - file_path?: string, - reason?: string -} -Output: { success, lock?, locks?, error? } +Actions: acquire, release, force_release, renew, query, list +Input: { action, agent_name?, agent_key?, file_path?, reason? } ``` -- `acquire`: requires agent_name, agent_key, file_path. Optional reason. -- `release`: requires agent_name, agent_key, file_path -- `force_release`: requires agent_name, agent_key, file_path. Only works if expired. -- `renew`: requires agent_name, agent_key, file_path -- `query`: requires file_path only (no auth) -- `list`: no params (no auth) - returns all locks ### `message` Send/receive messages between agents. ``` -Input: { - action: "send" | "get" | "mark_read", - agent_name: string, - agent_key: string, - to_agent?: string, - content?: string, - message_id?: string, - unread_only?: bool -} -Output: { success, message_id?, messages? } +Actions: send, get, mark_read +Input: { action, agent_name, agent_key, to_agent?, content?, message_id? } ``` -- `send`: requires to_agent, content (max 200 chars). Use '*' for broadcast. -- `get`: returns messages. unread_only defaults true. -- `mark_read`: requires message_id +Use `*` as `to_agent` for broadcast. ### `plan` -Manage agent plans (what you're doing and why). +Share what you're working on. ``` -Input: { - action: "update" | "get" | "list", - agent_name?: string, - agent_key?: string, - goal?: string, - current_task?: string -} -Output: { success, plan?, plans? } +Actions: update, get, list +Input: { action, agent_name?, agent_key?, goal?, current_task? } ``` -- `update`: requires agent_name, agent_key, goal, current_task (max 100 chars each) -- `get`: requires agent_name only (no auth) - view any agent's plan -- `list`: no params - returns all plans ### `status` -Get system overview (agents, locks, plans). +Get system overview of all agents, locks, and plans. ``` Input: { } -Output: { agents: [...], locks: [...], plans: [...] } +Output: { agents, locks, plans, messages } ``` ---- - -## Packages to Create - -### 1. `packages/dart_node_better_sqlite3/` - -Dart bindings for better-sqlite3 npm package. - -```dart -// Core types -typedef Database = ({ - Result Function(String sql) prepare, - Result Function(String sql) exec, - Result Function() close, - void Function(String pragma) pragma, -}); - -typedef Statement = ({ - Result>, String> Function([List? params]) all, - Result?, String> Function([List? params]) get, - Result Function([List? params]) run, -}); - -typedef RunResult = ({int changes, int lastInsertRowid}); - -// Factory -Result openDatabase(String path); -``` - -Key implementation notes: -- Enable WAL mode: `db.pragma('journal_mode = WAL')` -- Set busy timeout: `db.pragma('busy_timeout = 5000')` -- Use IMMEDIATE transactions for writes - -### 2. `examples/too_many_cooks/` - -The MCP server implementation. - -``` -examples/too_many_cooks/ -├── pubspec.yaml -├── analysis_options.yaml -├── lib/ -│ ├── too_many_cooks.dart # Main export -│ └── src/ -│ ├── types.dart # All typedef records -│ ├── config.dart # Configuration -│ ├── db/ -│ │ ├── schema.dart # SQL schema constants -│ │ ├── db.dart # TooManyCooksDb implementation -│ │ └── migrations.dart # Schema versioning -│ ├── tools/ -│ │ ├── identity_tools.dart # register_agent, list_agents -│ │ ├── lock_tools.dart # acquire_lock, release_lock, etc. -│ │ ├── message_tools.dart # send_message, get_messages, etc. -│ │ └── plan_tools.dart # update_plan, get_plan, list_plans -│ └── server.dart # MCP server setup -├── bin/ -│ └── server.dart # Entry point -└── test/ - ├── db_test.dart - ├── lock_test.dart - ├── message_test.dart - ├── plan_test.dart - └── integration_test.dart -``` - ---- - -## Key Implementation Details - -### Authentication on Every Call - -Every tool that takes `agent_name` + `agent_key` MUST: -1. Verify key matches the registered agent -2. Update `last_active` timestamp on success -3. Return `UNAUTHORIZED` error on mismatch - -```dart -Result authenticateAndUpdateActivity( - Database db, - String agentName, - String agentKey, -) { - final result = db.prepare(''' - UPDATE identity - SET last_active = ? - WHERE agent_name = ? AND agent_key = ? - ''').run([DateTime.now().millisecondsSinceEpoch, agentName, agentKey]); - - return switch (result) { - Success(:final value) when value.changes == 0 => - Error((code: errUnauthorized, message: 'Invalid agent credentials')), - Success(_) => Success(null), - Error(:final error) => Error((code: errDatabase, message: error)), - }; -} -``` - -### Lock Expiry Check - -Any agent can force-release expired locks: - -```dart -Result forceReleaseLock( - Database db, - String filePath, - String requestingAgent, - String requestingKey, -) { - // 1. Authenticate requesting agent (updates their last_active) - // 2. Check if lock exists and is expired - // 3. If expired: delete lock - // 4. If not expired: return error with holder info -} +### `subscribe` +Subscribe to real-time notifications. ``` - -### Optimistic Concurrency for Locks - -Use version column to prevent race conditions: - -```dart -// Acquire: INSERT OR fail if exists -// Release: DELETE WHERE version = expected_version -// Renew: UPDATE ... SET version = version + 1 WHERE version = ? +Actions: subscribe, unsubscribe, list +Events: agent_registered, lock_acquired, lock_released, message_sent, plan_updated ``` ---- - -## VSCode Extension - -*[Placeholder - to be designed separately]* - ---- +## Architecture -## Usage Example +The server uses SQLite for persistent storage at `~/.too_many_cooks/data.db`. All clients connect to the same database ensuring coordination works across multiple agent sessions. -```dart -import 'package:too_many_cooks/too_many_cooks.dart'; -import 'package:dart_node_mcp/dart_node_mcp.dart'; - -Future main() async { - final serverResult = createTooManyCooksServer( - config: defaultConfig, - ); - - final server = switch (serverResult) { - Success(:final value) => value, - Error(:final error) => throw Exception(error), - }; - - final transportResult = createStdioServerTransport(); - final transport = switch (transportResult) { - Success(:final value) => value, - Error(:final error) => throw Exception(error), - }; - - await server.connect(transport); -} ``` - ---- - -## Implementation Order - -1. **dart_node_better_sqlite3** - SQLite bindings package -2. **too_many_cooks/db** - Schema + data access layer -3. **too_many_cooks/file_protection** - chmod operations -4. **too_many_cooks/tools** - MCP tool implementations -5. **too_many_cooks/server** - Wire it all together -6. **Tests** - Comprehensive test suite - - - ------ - -# Review - -## Implementation Status: 100% Complete (Working) - -### What's Implemented - -All 6 MCP tools are fully coded: - -| Tool | Status | Description | -|------|--------|-------------| -| `register` | ✅ Complete | Agent registration with secure key generation | -| `lock` | ✅ Complete | File locking with acquire/release/force_release/renew/query/list | -| `message` | ✅ Complete | Inter-agent messaging with send/get/mark_read + broadcast | -| `plan` | ✅ Complete | Goal/task tracking with update/get/list | -| `status` | ✅ Complete | System overview (agents, locks, plans) | -| `subscribe` | ✅ Complete | Real-time notifications via MCP logging | - -**Database layer** ([db.dart](examples/too_many_cooks/lib/src/db/db.dart)): Full implementation with 4 tables, Result error handling, proper schema with WAL mode. - -**Server** ([server.dart](examples/too_many_cooks/lib/src/server.dart)): MCP server wired up with all tools and notification system. - -**Types** ([types.dart](examples/too_many_cooks/lib/src/types.dart)): Clean typedef records for all data types. - -### Do Tests Prove It Works? - -**YES** - All 69 tests pass consistently. - -**Test Coverage:** -- [db_test.dart](examples/too_many_cooks/test/db_test.dart): 32 unit tests covering identity, locks, messages, plans, lock expiration, and retry policy - **ALL PASSING** -- [integration_test.dart](examples/too_many_cooks/test/integration_test.dart): 37 end-to-end tests with 5 concurrent agents, race condition handling, error validation - **ALL PASSING** - -The tests prove: -- Agent registration with unique key generation -- Lock acquisition/release/renewal -- Message sending and broadcast -- Plan updates and visibility -- Concurrent operations work correctly -- **Retry policy handles transient I/O errors with exponential backoff** - -### Retry Policy - -Database operations now include robust retry with exponential backoff for transient errors: - -```dart -const defaultRetryPolicy = ( - maxAttempts: 3, - baseDelayMs: 50, - backoffMultiplier: 2.0, -); +┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐ +│ Claude Code │ │ VSCode Extension│ │ Other Agents │ +└────────┬────────┘ └────────┬────────┘ └────────┬────────┘ + │ │ │ + └───────────────────────┼───────────────────────┘ + │ + ▼ + ┌────────────────────────┐ + │ Too Many Cooks MCP │ + │ Server │ + └───────────┬────────────┘ + │ + ▼ + ┌────────────────────────┐ + │ ~/.too_many_cooks/ │ + │ data.db │ + └────────────────────────┘ ``` -Retryable errors: `disk I/O error`, `database is locked`, `SQLITE_BUSY` - -### What's Left To Do - -All tasks completed: -- ~~Delete dead test code~~ - basic_tests.dart deleted -- ~~Fix SQL injection~~ - parameterized queries now used -- ~~Add lock expiration tests~~ - 3 new tests added -- ~~Remove temp file~~ - temp_server.dart deleted - -### Summary +## Workflow Example -The implementation is **complete and tested**. All core features work: agent registration, file locking, messaging, plans, and status. The architecture follows all project rules (Result, no exceptions, typedef records, async/await). Ready for production use with MCP clients. +1. Agent registers: `register({ name: "agent-1" })` -> stores returned key +2. Agent acquires lock: `lock({ action: "acquire", file_path: "/src/app.ts", agent_name: "agent-1", agent_key: "xxx" })` +3. Agent updates plan: `plan({ action: "update", goal: "Fix auth bug", current_task: "Reading auth code" })` +4. Other agents can see the lock and plan via `status()` +5. Agent releases lock when done: `lock({ action: "release", ... })` -**VSCode Extension**: Located at `examples/too_many_cooks_vscode_extension/` - all 38 tests passing. Provides real-time visualization of agent status, locks, and messages. +## License +MIT diff --git a/examples/too_many_cooks/spec.md b/examples/too_many_cooks/spec.md new file mode 100644 index 0000000..b1fdc3d --- /dev/null +++ b/examples/too_many_cooks/spec.md @@ -0,0 +1,499 @@ +# Too Many Cooks - Multi-Agent Git Coordination MCP Server + +## Overview + +"Too Many Cooks" is an MCP server enabling multiple AI agents to safely edit a git repository simultaneously. It provides concurrency control through advisory file locking, agent identity verification, inter-agent messaging, and plan visibility. + +**Location**: `examples/too_many_cooks/` + +**Tech Stack**: +- Dart on Node.js via dart_node +- `better-sqlite3` via JS interop (new package: `packages/dart_node_better_sqlite3/`) +- MCP via `dart_node_mcp` +- All FP: typedef records, pure functions, `Result` from nadz + +--- + +## CRITICAL: Architecture Requirements + +### ONE PROCESS, ONE DATABASE + +**The MCP server MUST run as a single, long-lived process.** All clients (Claude Code, VSCode extension, other agents) connect to the SAME server instance. + +``` +┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐ +│ Claude Code │ │ VSCode Extension│ │ Other Agents │ +└────────┬────────┘ └────────┬────────┘ └────────┬────────┘ + │ │ │ + └───────────────────────┼───────────────────────┘ + │ + ▼ + ┌────────────────────────┐ + │ Too Many Cooks MCP │ ← SINGLE PROCESS + │ Server │ + └───────────┬────────────┘ + │ + ▼ + ┌────────────────────────┐ + │ ~/.too_many_cooks/ │ ← SINGLE DATABASE + │ data.db │ + └────────────────────────┘ +``` + +### Server Startup + +**The MCP server must be started BEFORE any client connects.** Clients do NOT spawn the server. + +```bash +# Start the server (run once, keeps running) +node examples/too_many_cooks/build/bin/server_node.js + +# Or as a background daemon +nohup node examples/too_many_cooks/build/bin/server_node.js & +``` + +### Database Location + +The database MUST be at a fixed, absolute path so all server instances share state: + +```dart +// In config.dart +static String get dbPath { + final home = Platform.environment['HOME'] ?? '/tmp'; + return '$home/.too_many_cooks/data.db'; +} +``` + +**NOT** relative to cwd. **NOT** spawned per-client. + +### Client Connection + +Clients connect to the already-running server via: +- **stdio**: For Claude Code MCP integration +- **HTTP/SSE**: For VSCode extension (polls for changes) + +The VSCode extension does NOT spawn its own server. It connects to the existing one or polls the shared database. + +--- + +## Database Schema + +```mermaid +erDiagram + identity ||--o{ locks : holds + identity ||--o{ messages : sends + identity ||--o| plans : has +``` + +- **identity**: agent_name (PK), agent_key, registered_at, last_active +- **locks**: file_path (PK), agent_name (FK), acquired_at, expires_at, reason, version +- **messages**: id (PK), from_agent (FK), to_agent, content, created_at, read_at +- **plans**: agent_name (PK/FK), goal, current_task, updated_at + +--- + +## Configuration + +```dart +typedef TooManyCooksConfig = ({ + String dbPath, // SQLite database path + int lockTimeoutMs, // Default: 600000 (10 minutes) + int maxMessageLength, // Default: 200 + int maxPlanLength, // Default: 100 per field +}); + +const defaultConfig = ( + dbPath: '.too_many_cooks.db', + lockTimeoutMs: 600000, + maxMessageLength: 200, + maxPlanLength: 100, +); +``` + +--- + +## Core Types (typedef records) + +```dart +// Identity +typedef AgentIdentity = ({ + String agentName, + int registeredAt, + int lastActive, +}); + +typedef AgentRegistration = ({ + String agentName, + String agentKey, // Only returned on registration +}); + +// Locks +typedef FileLock = ({ + String filePath, + String agentName, + int acquiredAt, + int expiresAt, + String? reason, + int version, +}); + +typedef LockResult = ({ + bool acquired, + FileLock? lock, + String? error, // e.g., "held by agent-X until ..." +}); + +// Messages +typedef Message = ({ + String id, + String fromAgent, + String toAgent, + String content, + int createdAt, + int? readAt, +}); + +// Plans +typedef AgentPlan = ({ + String agentName, + String goal, + String currentTask, + int updatedAt, +}); +``` + +--- + +## Data Access Layer + +Haskell-style typeclass pattern using typedef of function signatures: + +```dart +/// Database operations - all return Result +typedef TypedefName = ({ + +// [...] + +}); + +//Create a type class for each of these + + // Identity + Result Function(String agentName) register, + Result Function(String agentName, String agentKey) authenticate, + Result, DbError> Function() listAgents, + Result Function(String agentName, String agentKey) heartbeat, + + // Locks + Result Function(String filePath, String agentName, String agentKey, String? reason) acquireLock, + Result Function(String filePath, String agentName, String agentKey) releaseLock, + Result Function(String filePath, String agentName, String agentKey) forceReleaseLock, // For expired locks + Result Function(String filePath) queryLock, + Result, DbError> Function() listLocks, + Result Function(String filePath, String agentName, String agentKey) renewLock, + + // Messages + Result Function(String fromAgent, String fromKey, String toAgent, String content) sendMessage, + Result, DbError> Function(String agentName, String agentKey, {bool unreadOnly}) getMessages, + Result Function(String messageId, String agentName, String agentKey) markRead, + + // Plans + Result Function(String agentName, String agentKey, String goal, String currentTask) updatePlan, + Result Function(String agentName) getPlan, + Result, DbError> Function() listPlans, + +/// Error types +typedef DbError = ({String code, String message}); + +// Error codes +const errNotFound = 'NOT_FOUND'; +const errUnauthorized = 'UNAUTHORIZED'; +const errLockHeld = 'LOCK_HELD'; +const errLockExpired = 'LOCK_EXPIRED'; +const errValidation = 'VALIDATION'; +const errDatabase = 'DATABASE'; +``` + +--- + +## File Protection + +No chmod. Only logical file locks - not physical. + +--- + +## MCP Tools (5 total) + +### `register` +Register a new agent. Returns key ONLY once - store it! +``` +Input: { name: string } +Output: { agent_name, agent_key } +``` + +### `lock` +Manage file locks. Action determines behavior. +``` +Input: { + action: "acquire" | "release" | "force_release" | "renew" | "query" | "list", + agent_name?: string, + agent_key?: string, + file_path?: string, + reason?: string +} +Output: { success, lock?, locks?, error? } +``` +- `acquire`: requires agent_name, agent_key, file_path. Optional reason. +- `release`: requires agent_name, agent_key, file_path +- `force_release`: requires agent_name, agent_key, file_path. Only works if expired. +- `renew`: requires agent_name, agent_key, file_path +- `query`: requires file_path only (no auth) +- `list`: no params (no auth) - returns all locks + +### `message` +Send/receive messages between agents. +``` +Input: { + action: "send" | "get" | "mark_read", + agent_name: string, + agent_key: string, + to_agent?: string, + content?: string, + message_id?: string, + unread_only?: bool +} +Output: { success, message_id?, messages? } +``` +- `send`: requires to_agent, content (max 200 chars). Use '*' for broadcast. +- `get`: returns messages. unread_only defaults true. +- `mark_read`: requires message_id + +### `plan` +Manage agent plans (what you're doing and why). +``` +Input: { + action: "update" | "get" | "list", + agent_name?: string, + agent_key?: string, + goal?: string, + current_task?: string +} +Output: { success, plan?, plans? } +``` +- `update`: requires agent_name, agent_key, goal, current_task (max 100 chars each) +- `get`: requires agent_name only (no auth) - view any agent's plan +- `list`: no params - returns all plans + +### `status` +Get system overview (agents, locks, plans). +``` +Input: { } +Output: { agents: [...], locks: [...], plans: [...] } +``` + +--- + +## Packages to Create + +### 1. `packages/dart_node_better_sqlite3/` + +Dart bindings for better-sqlite3 npm package. + +```dart +// Core types +typedef Database = ({ + Result Function(String sql) prepare, + Result Function(String sql) exec, + Result Function() close, + void Function(String pragma) pragma, +}); + +typedef Statement = ({ + Result>, String> Function([List? params]) all, + Result?, String> Function([List? params]) get, + Result Function([List? params]) run, +}); + +typedef RunResult = ({int changes, int lastInsertRowid}); + +// Factory +Result openDatabase(String path); +``` + +Key implementation notes: +- Enable WAL mode: `db.pragma('journal_mode = WAL')` +- Set busy timeout: `db.pragma('busy_timeout = 5000')` +- Use IMMEDIATE transactions for writes + +### 2. `examples/too_many_cooks/` + +The MCP server implementation. + +``` +examples/too_many_cooks/ +├── pubspec.yaml +├── analysis_options.yaml +├── lib/ +│ ├── too_many_cooks.dart # Main export +│ └── src/ +│ ├── types.dart # All typedef records +│ ├── config.dart # Configuration +│ ├── db/ +│ │ ├── schema.dart # SQL schema constants +│ │ ├── db.dart # TooManyCooksDb implementation +│ │ └── migrations.dart # Schema versioning +│ ├── tools/ +│ │ ├── identity_tools.dart # register_agent, list_agents +│ │ ├── lock_tools.dart # acquire_lock, release_lock, etc. +│ │ ├── message_tools.dart # send_message, get_messages, etc. +│ │ └── plan_tools.dart # update_plan, get_plan, list_plans +│ └── server.dart # MCP server setup +├── bin/ +│ └── server.dart # Entry point +└── test/ + ├── db_test.dart + ├── lock_test.dart + ├── message_test.dart + ├── plan_test.dart + └── integration_test.dart +``` + +--- + +## Key Implementation Details + +### Authentication on Every Call + +Every tool that takes `agent_name` + `agent_key` MUST: +1. Verify key matches the registered agent +2. Update `last_active` timestamp on success +3. Return `UNAUTHORIZED` error on mismatch + +```dart +Result authenticateAndUpdateActivity( + Database db, + String agentName, + String agentKey, +) { + final result = db.prepare(''' + UPDATE identity + SET last_active = ? + WHERE agent_name = ? AND agent_key = ? + ''').run([DateTime.now().millisecondsSinceEpoch, agentName, agentKey]); + + return switch (result) { + Success(:final value) when value.changes == 0 => + Error((code: errUnauthorized, message: 'Invalid agent credentials')), + Success(_) => Success(null), + Error(:final error) => Error((code: errDatabase, message: error)), + }; +} +``` + +### Lock Expiry Check + +Any agent can force-release expired locks: + +```dart +Result forceReleaseLock( + Database db, + String filePath, + String requestingAgent, + String requestingKey, +) { + // 1. Authenticate requesting agent (updates their last_active) + // 2. Check if lock exists and is expired + // 3. If expired: delete lock + // 4. If not expired: return error with holder info +} +``` + +### Optimistic Concurrency for Locks + +Use version column to prevent race conditions: + +```dart +// Acquire: INSERT OR fail if exists +// Release: DELETE WHERE version = expected_version +// Renew: UPDATE ... SET version = version + 1 WHERE version = ? +``` + +--- + +## VSCode Extension + +*[Placeholder - to be designed separately]* + +--- + +## Usage Example + +```dart +import 'package:too_many_cooks/too_many_cooks.dart'; +import 'package:dart_node_mcp/dart_node_mcp.dart'; + +Future main() async { + final serverResult = createTooManyCooksServer( + config: defaultConfig, + ); + + final server = switch (serverResult) { + Success(:final value) => value, + Error(:final error) => throw Exception(error), + }; + + final transportResult = createStdioServerTransport(); + final transport = switch (transportResult) { + Success(:final value) => value, + Error(:final error) => throw Exception(error), + }; + + await server.connect(transport); +} +``` + +--- + +# Review + +**Database layer** ([db.dart](examples/too_many_cooks/lib/src/db/db.dart)): Full implementation with 4 tables, Result error handling, proper schema with WAL mode. + +**Server** ([server.dart](examples/too_many_cooks/lib/src/server.dart)): MCP server wired up with all tools and notification system. + +**Types** ([types.dart](examples/too_many_cooks/lib/src/types.dart)): Clean typedef records for all data types. + +### Do Tests Prove It Works? + +**YES** - All 69 tests pass consistently. + +**Test Coverage:** +- [db_test.dart](examples/too_many_cooks/test/db_test.dart): 32 unit tests covering identity, locks, messages, plans, lock expiration, and retry policy - **ALL PASSING** +- [integration_test.dart](examples/too_many_cooks/test/integration_test.dart): 37 end-to-end tests with 5 concurrent agents, race condition handling, error validation - **ALL PASSING** + +The tests prove: +- Agent registration with unique key generation +- Lock acquisition/release/renewal +- Message sending and broadcast +- Plan updates and visibility +- Concurrent operations work correctly +- **Retry policy handles transient I/O errors with exponential backoff** + +### Retry Policy + +Database operations now include robust retry with exponential backoff for transient errors: + +```dart +const defaultRetryPolicy = ( + maxAttempts: 3, + baseDelayMs: 50, + backoffMultiplier: 2.0, +); +``` + +Retryable errors: `disk I/O error`, `database is locked`, `SQLITE_BUSY` + +### Summary + +The implementation is **complete and tested**. All core features work: agent registration, file locking, messaging, plans, and status. The architecture follows all project rules (Result, no exceptions, typedef records, async/await). Ready for production use with MCP clients. + +**VSCode Extension**: Located at `examples/too_many_cooks_vscode_extension/` - all 38 tests passing. Provides real-time visualization of agent status, locks, and messages. From cb12c727e7ee691e3c106cb77e16ea74454451d5 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 11 Dec 2025 07:09:23 +1100 Subject: [PATCH 08/28] Release prep --- .../.vscodeignore | 1 + .../CHANGELOG.md | 16 ++++ .../too_many_cooks_vscode_extension/LICENSE | 2 +- .../too_many_cooks_vscode_extension/README.md | 76 ++++++++++++++++++ .../media/icons/chef-128.png | Bin 0 -> 114162 bytes .../package.json | 14 +++- 6 files changed, 106 insertions(+), 3 deletions(-) create mode 100644 examples/too_many_cooks_vscode_extension/CHANGELOG.md create mode 100644 examples/too_many_cooks_vscode_extension/README.md create mode 100644 examples/too_many_cooks_vscode_extension/media/icons/chef-128.png diff --git a/examples/too_many_cooks_vscode_extension/.vscodeignore b/examples/too_many_cooks_vscode_extension/.vscodeignore index a2a042d..1b45dab 100644 --- a/examples/too_many_cooks_vscode_extension/.vscodeignore +++ b/examples/too_many_cooks_vscode_extension/.vscodeignore @@ -8,6 +8,7 @@ test-fixtures/** tsconfig.json *.sh .too_many_cooks.db* +out/test/** # Include production dependencies, exclude dev dependencies node_modules/** !node_modules/@preact/** diff --git a/examples/too_many_cooks_vscode_extension/CHANGELOG.md b/examples/too_many_cooks_vscode_extension/CHANGELOG.md new file mode 100644 index 0000000..549f84b --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/CHANGELOG.md @@ -0,0 +1,16 @@ +# Changelog + +All notable changes to the "Too Many Cooks" extension will be documented in this file. + +## [0.1.0] - 2025-01-01 + +### Added + +- Initial release +- Agents panel showing registered agents and activity status +- File Locks panel displaying current locks and holders +- Messages panel for inter-agent communication +- Plans panel showing agent goals and current tasks +- Auto-connect on startup (configurable) +- Manual refresh command +- Dashboard view diff --git a/examples/too_many_cooks_vscode_extension/LICENSE b/examples/too_many_cooks_vscode_extension/LICENSE index b467ce2..f5ca1e0 100644 --- a/examples/too_many_cooks_vscode_extension/LICENSE +++ b/examples/too_many_cooks_vscode_extension/LICENSE @@ -1,6 +1,6 @@ MIT License -Copyright (c) 2024 Melbourne Developer +Copyright (c) 2025 NIMBLESITE PTY LTD Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal diff --git a/examples/too_many_cooks_vscode_extension/README.md b/examples/too_many_cooks_vscode_extension/README.md new file mode 100644 index 0000000..6dc9470 --- /dev/null +++ b/examples/too_many_cooks_vscode_extension/README.md @@ -0,0 +1,76 @@ +# Too Many Cooks - VSCode Extension + +Visualize multi-agent coordination in real-time. See file locks, messages, and plans across AI agents working on your codebase. + +## Prerequisites + +**Node.js** and the **too-many-cooks** MCP server must be installed: + +```bash +npm install -g too-many-cooks +``` + +## Features + +- **Agents Panel**: View all registered agents and their activity status +- **File Locks Panel**: See which files are locked and by whom +- **Messages Panel**: Monitor inter-agent communication +- **Plans Panel**: Track agent goals and current tasks +- **Real-time Updates**: Auto-refreshes to show latest status + +## Usage + +1. Install the extension +2. The extension auto-connects on startup (configurable) +3. Open the "Too Many Cooks" view in the Activity Bar (chef icon) +4. View agents, locks, messages, and plans in real-time + +### Commands + +- `Too Many Cooks: Connect to MCP Server` - Connect to the server +- `Too Many Cooks: Disconnect` - Disconnect from the server +- `Too Many Cooks: Refresh Status` - Manually refresh all panels +- `Too Many Cooks: Show Dashboard` - Open the dashboard view + +## Configuration + +| Setting | Default | Description | +|---------|---------|-------------| +| `tooManyCooks.serverPath` | `""` | Path to MCP server (empty = auto-detect via npx) | +| `tooManyCooks.autoConnect` | `true` | Auto-connect on startup | + +## Architecture + +The extension connects to the Too Many Cooks MCP server which coordinates multiple AI agents editing the same codebase: + +``` +┌─────────────────────────────────────────────────────────────┐ +│ VSCode Extension │ +│ ┌──────────┐ ┌──────────┐ ┌──────────┐ ┌──────────┐ │ +│ │ Agents │ │ Locks │ │ Messages │ │ Plans │ │ +│ └────┬─────┘ └────┬─────┘ └────┬─────┘ └────┬─────┘ │ +│ └────────────┴────────────┴────────────┘ │ +│ │ │ +└───────────────────────────┼──────────────────────────────────┘ + │ MCP Protocol + ▼ + ┌────────────────────────┐ + │ too-many-cooks MCP │ + │ Server │ + └───────────┬────────────┘ + │ + ▼ + ┌────────────────────────┐ + │ ~/.too_many_cooks/ │ + │ data.db │ + └────────────────────────┘ +``` + +## Related + +- [too-many-cooks](https://www.npmjs.com/package/too-many-cooks) - The MCP server (npm package) +- [dart_node](https://dartnode.org) - The underlying Dart-on-Node.js framework + +## License + +MIT diff --git a/examples/too_many_cooks_vscode_extension/media/icons/chef-128.png b/examples/too_many_cooks_vscode_extension/media/icons/chef-128.png new file mode 100644 index 0000000000000000000000000000000000000000..64ad60aa2dbb98a0adbce2f99c775671d29029d2 GIT binary patch literal 114162 zcmcG$c|4SR*ayrQH7I+el(Fwilzo|svV~Okt!z26@B2&(2_=eTO|+bZP-LAp5eaoH zDHMgQ$&&rO?t5lB=Y8Ji`SU&J(>WS*-@olzzt{Kr#haNN-pag#nU0QbtAW0*IUOBi 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command -v vsce &> /dev/null; then + echo "Installing vsce..." + npm install -g @vscode/vsce +fi + +# Package the extension +echo "Packaging extension..." +vsce package + +echo "" +echo "Build complete! The .vsix file is ready for publishing." +echo "" +echo "To publish to the marketplace:" +echo " vsce publish" +echo "" +echo "To install locally for testing:" +echo " code --install-extension too-many-cooks-*.vsix" diff --git a/examples/too_many_cooks_vscode_extension/package.json b/examples/too_many_cooks_vscode_extension/package.json index f32d9bc..38c52d4 100644 --- a/examples/too_many_cooks_vscode_extension/package.json +++ b/examples/too_many_cooks_vscode_extension/package.json @@ -3,7 +3,7 @@ "displayName": "Too Many Cooks", "description": "Visualize multi-agent coordination - see file locks, messages, and plans across AI agents working on your codebase", "version": "0.1.0", - "publisher": "dart-node", + "publisher": "Nimblesite", "license": "MIT", "icon": "media/icons/chef-128.png", "repository": { From 30d099a21e70fce28abda3ee9a666a0a4ac83136 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 11 Dec 2025 07:44:48 +1100 Subject: [PATCH 10/28] Release prep --- examples/too_many_cooks/CHANGELOG.md | 17 +++++++++++++++++ examples/too_many_cooks/build.sh | 3 ++- examples/too_many_cooks/package-lock.json | 17 +++++++++++++---- examples/too_many_cooks/package.json | 3 ++- tools/build/add_preamble.dart | 4 +++- 5 files changed, 37 insertions(+), 7 deletions(-) create mode 100644 examples/too_many_cooks/CHANGELOG.md diff --git a/examples/too_many_cooks/CHANGELOG.md b/examples/too_many_cooks/CHANGELOG.md new file mode 100644 index 0000000..b6d915e --- /dev/null +++ b/examples/too_many_cooks/CHANGELOG.md @@ -0,0 +1,17 @@ +# Changelog + +## 0.2.0 + +### Fixed +- Added missing shebang (`#!/usr/bin/env node`) to executable - fixes npm binary execution failure +- Added missing `@modelcontextprotocol/sdk` dependency + +## 0.1.0 + +- Initial release +- File locking for multi-agent coordination +- Agent registration with API keys +- Inter-agent messaging with broadcast support +- Plan visibility (goals and current tasks) +- Real-time status overview +- SQLite persistence at `~/.too_many_cooks/data.db` diff --git a/examples/too_many_cooks/build.sh b/examples/too_many_cooks/build.sh index 94db59a..2f1cf05 100755 --- a/examples/too_many_cooks/build.sh +++ b/examples/too_many_cooks/build.sh @@ -8,6 +8,7 @@ dart compile js -o build/bin/server.js bin/server.dart cd ../.. dart run tools/build/add_preamble.dart \ examples/too_many_cooks/build/bin/server.js \ - examples/too_many_cooks/build/bin/server_node.js + examples/too_many_cooks/build/bin/server_node.js \ + --shebang echo "Build complete: examples/too_many_cooks/build/bin/server_node.js" diff --git a/examples/too_many_cooks/package-lock.json b/examples/too_many_cooks/package-lock.json index 90a9baa..b505ab1 100644 --- a/examples/too_many_cooks/package-lock.json +++ b/examples/too_many_cooks/package-lock.json @@ -1,13 +1,22 @@ { - "name": "too_many_cooks", + "name": "too-many-cooks", + "version": "0.1.0", "lockfileVersion": 3, "requires": true, "packages": { "": { + "name": "too-many-cooks", + "version": "0.1.0", + "license": "MIT", "dependencies": { - "@modelcontextprotocol/sdk": "^1.24.3", - "better-sqlite3": "^12.5.0", - "zod": "^3.24.0" + "@modelcontextprotocol/sdk": "^1.0.0", + "better-sqlite3": "^12.5.0" + }, + "bin": { + "too-many-cooks": "build/bin/server_node.js" + }, + "engines": { + "node": ">=18.0.0" } }, "node_modules/@modelcontextprotocol/sdk": { diff --git a/examples/too_many_cooks/package.json b/examples/too_many_cooks/package.json index 317c3ac..42faaed 100644 --- a/examples/too_many_cooks/package.json +++ b/examples/too_many_cooks/package.json @@ -1,6 +1,6 @@ { "name": "too-many-cooks", - "version": "0.1.0", + "version": "0.2.0", "description": "Multi-agent Git coordination MCP server - enables multiple AI agents to safely edit a git repository simultaneously with file locking, messaging, and plan visibility", "main": "build/bin/server_node.js", "bin": { @@ -30,6 +30,7 @@ "node": ">=18.0.0" }, "dependencies": { + "@modelcontextprotocol/sdk": "^1.0.0", "better-sqlite3": "^12.5.0" }, "files": [ diff --git a/tools/build/add_preamble.dart b/tools/build/add_preamble.dart index 58e1325..568f67f 100644 --- a/tools/build/add_preamble.dart +++ b/tools/build/add_preamble.dart @@ -4,8 +4,10 @@ import 'package:node_preamble/preamble.dart' as preamble; void main(List args) { final input = args[0]; final output = args[1]; + final addShebang = args.length > 2 && args[2] == '--shebang'; final compiledJs = File(input).readAsStringSync(); - final nodeJs = '${preamble.getPreamble()}\n$compiledJs'; + final shebang = addShebang ? '#!/usr/bin/env node\n' : ''; + final nodeJs = '$shebang${preamble.getPreamble()}\n$compiledJs'; File(output).writeAsStringSync(nodeJs); print('Done: $output'); } From 87e4ada4a60ac730008641d5a19fe1b580ed90c9 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 11 Dec 2025 07:49:39 +1100 Subject: [PATCH 11/28] Release prep --- examples/too_many_cooks_vscode_extension/package.json | 2 +- .../src/test/suite/extension-activation.test.ts | 2 +- .../too_many_cooks_vscode_extension/src/test/test-helpers.ts | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/examples/too_many_cooks_vscode_extension/package.json b/examples/too_many_cooks_vscode_extension/package.json index 38c52d4..ae15fba 100644 --- a/examples/too_many_cooks_vscode_extension/package.json +++ b/examples/too_many_cooks_vscode_extension/package.json @@ -2,7 +2,7 @@ "name": "too-many-cooks", "displayName": "Too Many Cooks", "description": "Visualize multi-agent coordination - see file locks, messages, and plans across AI agents working on your codebase", - "version": "0.1.0", + "version": "0.2.0", "publisher": "Nimblesite", "license": "MIT", "icon": "media/icons/chef-128.png", diff --git a/examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts b/examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts index bfa1bf0..7510f60 100644 --- a/examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts +++ b/examples/too_many_cooks_vscode_extension/src/test/suite/extension-activation.test.ts @@ -13,7 +13,7 @@ suite('Extension Activation', () => { }); test('Extension is present and can be activated', async () => { - const extension = vscode.extensions.getExtension('dart-node.too-many-cooks'); + const extension = vscode.extensions.getExtension('Nimblesite.too-many-cooks'); assert.ok(extension, 'Extension should be present'); assert.ok(extension.isActive, 'Extension should be active'); }); diff --git a/examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts b/examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts index 06ad149..43cfbd2 100644 --- a/examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts +++ b/examples/too_many_cooks_vscode_extension/src/test/test-helpers.ts @@ -46,7 +46,7 @@ export const waitForCondition = async ( export async function waitForExtensionActivation(): Promise { console.log('[TEST HELPER] Starting extension activation wait...'); - const extension = vscode.extensions.getExtension('dart-node.too-many-cooks'); + const extension = vscode.extensions.getExtension('Nimblesite.too-many-cooks'); if (!extension) { throw new Error('Extension not found - check publisher name in package.json'); } From f482152a36d5b4f86259b46501ea6af21346e1f9 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 11 Dec 2025 08:23:05 +1100 Subject: [PATCH 12/28] format all the things --- examples/too_many_cooks/lib/src/db/db.dart | 1 - .../too_many_cooks/lib/src/db/schema.dart | 3 +- .../lib/src/tools/lock_tool.dart | 3 +- .../lib/src/tools/message_tool.dart | 206 ++++++++---------- .../lib/src/tools/plan_tool.dart | 133 ++++++----- .../lib/src/tools/register_tool.dart | 91 ++++---- .../lib/src/tools/status_tool.dart | 29 ++- .../lib/src/tools/subscribe_tool.dart | 53 ++--- examples/too_many_cooks/lib/src/types.dart | 23 +- examples/too_many_cooks/test/db_test.dart | 37 ++-- .../too_many_cooks/test/integration_test.dart | 52 +++-- .../package-lock.json | 4 +- packages/dart_logging/test/logging_test.dart | 8 +- .../lib/src/database.dart | 12 +- .../lib/src/statement.dart | 13 +- .../test/database_test.dart | 6 +- packages/dart_node_core/test/core_test.dart | 22 +- .../dart_node_mcp/lib/src/mcp_server.dart | 17 +- .../dart_node_mcp/test/integration_test.dart | 6 +- tools/build/build.dart | 3 +- tools/prepare_publish.dart | 12 +- 21 files changed, 348 insertions(+), 386 deletions(-) diff --git a/examples/too_many_cooks/lib/src/db/db.dart b/examples/too_many_cooks/lib/src/db/db.dart index 56760b4..eb3d083 100644 --- a/examples/too_many_cooks/lib/src/db/db.dart +++ b/examples/too_many_cooks/lib/src/db/db.dart @@ -148,7 +148,6 @@ Result _tryCreateDb( }; } - Logger _noOpLogger() => createLoggerWithContext(createLoggingContext()); Result _initSchema(Database db, Logger log) { diff --git a/examples/too_many_cooks/lib/src/db/schema.dart b/examples/too_many_cooks/lib/src/db/schema.dart index 619ed80..256411c 100644 --- a/examples/too_many_cooks/lib/src/db/schema.dart +++ b/examples/too_many_cooks/lib/src/db/schema.dart @@ -5,7 +5,8 @@ library; const schemaVersion = 1; /// Create all tables SQL. -const createTablesSql = ''' +const createTablesSql = + ''' CREATE TABLE IF NOT EXISTS identity ( agent_name TEXT PRIMARY KEY, agent_key TEXT NOT NULL UNIQUE, diff --git a/examples/too_many_cooks/lib/src/tools/lock_tool.dart b/examples/too_many_cooks/lib/src/tools/lock_tool.dart index 9c8fad9..ee90624 100644 --- a/examples/too_many_cooks/lib/src/tools/lock_tool.dart +++ b/examples/too_many_cooks/lib/src/tools/lock_tool.dart @@ -41,7 +41,8 @@ const lockInputSchema = { /// Tool config for lock. const lockToolConfig = ( title: 'File Lock', - description: 'Manage file locks: acquire, release, force_release, renew, ' + description: + 'Manage file locks: acquire, release, force_release, renew, ' 'query, list. REQUIRED: action. For acquire/release/renew: file_path, ' 'agent_name, agent_key. For query: file_path. ' 'Example acquire: {"action":"acquire","file_path":"/path/file.dart",' diff --git a/examples/too_many_cooks/lib/src/tools/message_tool.dart b/examples/too_many_cooks/lib/src/tools/message_tool.dart index 90c8ccf..3ea12a6 100644 --- a/examples/too_many_cooks/lib/src/tools/message_tool.dart +++ b/examples/too_many_cooks/lib/src/tools/message_tool.dart @@ -17,14 +17,8 @@ const messageInputSchema = { 'enum': ['send', 'get', 'mark_read'], 'description': 'Message action to perform', }, - 'agent_name': { - 'type': 'string', - 'description': 'Your agent name', - }, - 'agent_key': { - 'type': 'string', - 'description': 'Your secret key', - }, + 'agent_name': {'type': 'string', 'description': 'Your agent name'}, + 'agent_key': {'type': 'string', 'description': 'Your secret key'}, 'to_agent': { 'type': 'string', 'description': 'Recipient name or * for broadcast (for send)', @@ -48,7 +42,8 @@ const messageInputSchema = { /// Tool config for message. const messageToolConfig = ( title: 'Message', - description: 'Send/receive messages. ' + description: + 'Send/receive messages. ' 'REQUIRED: action (send|get|mark_read), agent_name, agent_key. ' 'For send: to_agent, content. For mark_read: message_id. ' 'Example send: {"action":"send","agent_name":"me","agent_key":"xxx",' @@ -63,74 +58,67 @@ ToolCallback createMessageHandler( TooManyCooksDb db, NotificationEmitter emitter, Logger logger, -) => - (args, meta) async { - final actionArg = args['action']; - final agentNameArg = args['agent_name']; - final agentKeyArg = args['agent_key']; - if (actionArg == null || actionArg is! String) { - return ( - content: [ - textContent('{"error":"missing_parameter: action is required"}'), - ], - isError: true, - ); - } - if (agentNameArg == null || agentNameArg is! String) { - return ( - content: [ - textContent( - '{"error":"missing_parameter: agent_name is required"}', - ), - ], - isError: true, - ); - } - if (agentKeyArg == null || agentKeyArg is! String) { - return ( - content: [ - textContent( - '{"error":"missing_parameter: agent_key is required"}', - ), - ], - isError: true, - ); - } - final action = actionArg; - final agentName = agentNameArg; - final agentKey = agentKeyArg; - final log = logger.child({'tool': 'message', 'action': action}); +) => (args, meta) async { + final actionArg = args['action']; + final agentNameArg = args['agent_name']; + final agentKeyArg = args['agent_key']; + if (actionArg == null || actionArg is! String) { + return ( + content: [ + textContent('{"error":"missing_parameter: action is required"}'), + ], + isError: true, + ); + } + if (agentNameArg == null || agentNameArg is! String) { + return ( + content: [ + textContent('{"error":"missing_parameter: agent_name is required"}'), + ], + isError: true, + ); + } + if (agentKeyArg == null || agentKeyArg is! String) { + return ( + content: [ + textContent('{"error":"missing_parameter: agent_key is required"}'), + ], + isError: true, + ); + } + final action = actionArg; + final agentName = agentNameArg; + final agentKey = agentKeyArg; + final log = logger.child({'tool': 'message', 'action': action}); - return switch (action) { - 'send' => _send( - db, - emitter, - log, - agentName, - agentKey, - args['to_agent'] as String?, - args['content'] as String?, - ), - 'get' => _get( - db, - agentName, - agentKey, - args['unread_only'] as bool? ?? true, - ), - 'mark_read' => _markRead( - db, - agentName, - agentKey, - args['message_id'] as String?, - ), - _ => ( - content: [ - textContent('{"error":"Unknown action: $action"}'), - ], - isError: true, - ), - }; - }; + return switch (action) { + 'send' => _send( + db, + emitter, + log, + agentName, + agentKey, + args['to_agent'] as String?, + args['content'] as String?, + ), + 'get' => _get( + db, + agentName, + agentKey, + args['unread_only'] as bool? ?? true, + ), + 'mark_read' => _markRead( + db, + agentName, + agentKey, + args['message_id'] as String?, + ), + _ => ( + content: [textContent('{"error":"Unknown action: $action"}')], + isError: true, + ), + }; +}; CallToolResult _send( TooManyCooksDb db, @@ -151,20 +139,18 @@ CallToolResult _send( } return switch (db.sendMessage(agentName, agentKey, toAgent, content)) { Success(:final value) => () { - emitter.emit(eventMessageSent, { - 'message_id': value, - 'from_agent': agentName, - 'to_agent': toAgent, - 'content': content, - }); - log.info('Message sent from $agentName to $toAgent'); - return ( - content: [ - textContent('{"sent":true,"message_id":"$value"}'), - ], - isError: false, - ); - }(), + emitter.emit(eventMessageSent, { + 'message_id': value, + 'from_agent': agentName, + 'to_agent': toAgent, + 'content': content, + }); + log.info('Message sent from $agentName to $toAgent'); + return ( + content: [textContent('{"sent":true,"message_id":"$value"}')], + isError: false, + ); + }(), Error(:final error) => _errorResult(error), }; } @@ -174,18 +160,15 @@ CallToolResult _get( String agentName, String agentKey, bool unreadOnly, -) => - switch (db.getMessages(agentName, agentKey, unreadOnly: unreadOnly)) { - Success(:final value) => ( - content: [ - textContent( - '{"messages":[${value.map(_messageJson).join(',')}]}', - ), - ], - isError: false, - ), - Error(:final error) => _errorResult(error), - }; +) => switch (db.getMessages(agentName, agentKey, unreadOnly: unreadOnly)) { + Success(:final value) => ( + content: [ + textContent('{"messages":[${value.map(_messageJson).join(',')}]}'), + ], + isError: false, + ), + Error(:final error) => _errorResult(error), +}; CallToolResult _markRead( TooManyCooksDb db, @@ -196,21 +179,22 @@ CallToolResult _markRead( if (messageId == null) { return ( content: [ - textContent( '{"error":"mark_read requires message_id"}'), + textContent('{"error":"mark_read requires message_id"}'), ], isError: true, ); } return switch (db.markRead(messageId, agentName, agentKey)) { Success() => ( - content: [textContent( '{"marked":true}')], - isError: false, - ), + content: [textContent('{"marked":true}')], + isError: false, + ), Error(:final error) => _errorResult(error), }; } -String _messageJson(Message m) => '{"id":"${m.id}",' +String _messageJson(Message m) => + '{"id":"${m.id}",' '"from_agent":"${m.fromAgent}",' '"content":"${_escapeJson(m.content)}",' '"created_at":${m.createdAt}' @@ -220,8 +204,6 @@ String _escapeJson(String s) => s.replaceAll(r'\', r'\\').replaceAll('"', r'\"').replaceAll('\n', r'\n'); CallToolResult _errorResult(DbError e) => ( - content: [ - textContent( '{"error":"${e.code}: ${e.message}"}'), - ], - isError: true, - ); + content: [textContent('{"error":"${e.code}: ${e.message}"}')], + isError: true, +); diff --git a/examples/too_many_cooks/lib/src/tools/plan_tool.dart b/examples/too_many_cooks/lib/src/tools/plan_tool.dart index 4625603..c836f7e 100644 --- a/examples/too_many_cooks/lib/src/tools/plan_tool.dart +++ b/examples/too_many_cooks/lib/src/tools/plan_tool.dart @@ -40,7 +40,8 @@ const planInputSchema = { /// Tool config for plan. const planToolConfig = ( title: 'Plan', - description: 'Manage agent plans: update, get, list. REQUIRED: action. ' + description: + 'Manage agent plans: update, get, list. REQUIRED: action. ' 'For update: agent_name, agent_key, goal, current_task. ' 'For get: agent_name. Example update: {"action":"update",' ' "agent_name":"me","agent_key":"xxx","goal":"Fix bug",' @@ -55,40 +56,37 @@ ToolCallback createPlanHandler( TooManyCooksDb db, NotificationEmitter emitter, Logger logger, -) => - (args, meta) async { - final actionArg = args['action']; - if (actionArg == null || actionArg is! String) { - return ( - content: [ - textContent('{"error":"missing_parameter: action is required"}'), - ], - isError: true, - ); - } - final action = actionArg; - final log = logger.child({'tool': 'plan', 'action': action}); +) => (args, meta) async { + final actionArg = args['action']; + if (actionArg == null || actionArg is! String) { + return ( + content: [ + textContent('{"error":"missing_parameter: action is required"}'), + ], + isError: true, + ); + } + final action = actionArg; + final log = logger.child({'tool': 'plan', 'action': action}); - return switch (action) { - 'update' => _update( - db, - emitter, - log, - args['agent_name'] as String?, - args['agent_key'] as String?, - args['goal'] as String?, - args['current_task'] as String?, - ), - 'get' => _get(db, args['agent_name'] as String?), - 'list' => _list(db), - _ => ( - content: [ - textContent('{"error":"Unknown action: $action"}'), - ], - isError: true, - ), - }; - }; + return switch (action) { + 'update' => _update( + db, + emitter, + log, + args['agent_name'] as String?, + args['agent_key'] as String?, + args['goal'] as String?, + args['current_task'] as String?, + ), + 'get' => _get(db, args['agent_name'] as String?), + 'list' => _list(db), + _ => ( + content: [textContent('{"error":"Unknown action: $action"}')], + isError: true, + ), + }; +}; CallToolResult _update( TooManyCooksDb db, @@ -115,17 +113,17 @@ CallToolResult _update( } return switch (db.updatePlan(agentName, agentKey, goal, currentTask)) { Success() => () { - emitter.emit(eventPlanUpdated, { - 'agent_name': agentName, - 'goal': goal, - 'current_task': currentTask, - }); - log.info('Plan updated for $agentName: $currentTask'); - return ( - content: [textContent('{"updated":true}')], - isError: false, - ); - }(), + emitter.emit(eventPlanUpdated, { + 'agent_name': agentName, + 'goal': goal, + 'current_task': currentTask, + }); + log.info('Plan updated for $agentName: $currentTask'); + return ( + content: [textContent('{"updated":true}')], + isError: false, + ); + }(), Error(:final error) => _errorResult(error), }; } @@ -133,38 +131,35 @@ CallToolResult _update( CallToolResult _get(TooManyCooksDb db, String? agentName) { if (agentName == null) { return ( - content: [ - textContent( '{"error":"get requires agent_name"}'), - ], + content: [textContent('{"error":"get requires agent_name"}')], isError: true, ); } return switch (db.getPlan(agentName)) { Success(:final value) when value == null => ( - content: [textContent( '{"plan":null}')], - isError: false, - ), + content: [textContent('{"plan":null}')], + isError: false, + ), Success(:final value) => ( - content: [ - textContent( '{"plan":${_planJson(value!)}}'), - ], - isError: false, - ), + content: [textContent('{"plan":${_planJson(value!)}}')], + isError: false, + ), Error(:final error) => _errorResult(error), }; } CallToolResult _list(TooManyCooksDb db) => switch (db.listPlans()) { - Success(:final value) => ( - content: [ - textContent('{"plans":[${value.map(_planJson).join(',')}]}'), - ], - isError: false, - ), - Error(:final error) => _errorResult(error), - }; + Success(:final value) => ( + content: [ + textContent('{"plans":[${value.map(_planJson).join(',')}]}'), + ], + isError: false, + ), + Error(:final error) => _errorResult(error), +}; -String _planJson(AgentPlan p) => '{"agent_name":"${p.agentName}",' +String _planJson(AgentPlan p) => + '{"agent_name":"${p.agentName}",' '"goal":"${_escapeJson(p.goal)}",' '"current_task":"${_escapeJson(p.currentTask)}",' '"updated_at":${p.updatedAt}}'; @@ -173,8 +168,6 @@ String _escapeJson(String s) => s.replaceAll(r'\', r'\\').replaceAll('"', r'\"').replaceAll('\n', r'\n'); CallToolResult _errorResult(DbError e) => ( - content: [ - textContent( '{"error":"${e.code}: ${e.message}"}'), - ], - isError: true, - ); + content: [textContent('{"error":"${e.code}: ${e.message}"}')], + isError: true, +); diff --git a/examples/too_many_cooks/lib/src/tools/register_tool.dart b/examples/too_many_cooks/lib/src/tools/register_tool.dart index f2b787f..ba6073b 100644 --- a/examples/too_many_cooks/lib/src/tools/register_tool.dart +++ b/examples/too_many_cooks/lib/src/tools/register_tool.dart @@ -12,10 +12,7 @@ import 'package:too_many_cooks/src/types.dart'; const registerInputSchema = { 'type': 'object', 'properties': { - 'name': { - 'type': 'string', - 'description': 'Unique agent name (1-50 chars)', - }, + 'name': {'type': 'string', 'description': 'Unique agent name (1-50 chars)'}, }, 'required': ['name'], }; @@ -23,7 +20,8 @@ const registerInputSchema = { /// Tool config for register. const registerToolConfig = ( title: 'Register Agent', - description: 'Register a new agent. Returns secret key - store it! ' + description: + 'Register a new agent. Returns secret key - store it! ' 'REQUIRED: name (string) - unique agent name 1-50 chars. ' 'Example: {"name": "my-agent"}', inputSchema: registerInputSchema, @@ -36,48 +34,47 @@ ToolCallback createRegisterHandler( TooManyCooksDb db, NotificationEmitter emitter, Logger logger, -) => - (args, meta) async { - final nameArg = args['name']; - if (nameArg == null || nameArg is! String || nameArg.isEmpty) { - return ( - content: [ - textContent('{"error":"missing_parameter: name is required"}'), - ], - isError: true, - ); - } - final name = nameArg; - final log = logger.child({'tool': 'register', 'agentName': name}); +) => (args, meta) async { + final nameArg = args['name']; + if (nameArg == null || nameArg is! String || nameArg.isEmpty) { + return ( + content: [ + textContent('{"error":"missing_parameter: name is required"}'), + ], + isError: true, + ); + } + final name = nameArg; + final log = logger.child({'tool': 'register', 'agentName': name}); - final result = db.register(name); + final result = db.register(name); - return switch (result) { - Success(:final value) => () { - emitter.emit(eventAgentRegistered, { - 'agent_name': value.agentName, - 'registered_at': DateTime.now().millisecondsSinceEpoch, - }); - log.info('Agent registered: ${value.agentName}'); + return switch (result) { + Success(:final value) => () { + emitter.emit(eventAgentRegistered, { + 'agent_name': value.agentName, + 'registered_at': DateTime.now().millisecondsSinceEpoch, + }); + log.info('Agent registered: ${value.agentName}'); - return ( - content: [ - textContent( - '{"agent_name":"${value.agentName}",' - '"agent_key":"${value.agentKey}"}', - ), - ], - isError: false, - ); - }(), - Error(:final error) => () { - log.warn('Registration failed: ${error.code}'); - return ( - content: [ - textContent('{"error":"${error.code}: ${error.message}"}'), - ], - isError: true, - ); - }(), - }; - }; + return ( + content: [ + textContent( + '{"agent_name":"${value.agentName}",' + '"agent_key":"${value.agentKey}"}', + ), + ], + isError: false, + ); + }(), + Error(:final error) => () { + log.warn('Registration failed: ${error.code}'); + return ( + content: [ + textContent('{"error":"${error.code}: ${error.message}"}'), + ], + isError: true, + ); + }(), + }; +}; diff --git a/examples/too_many_cooks/lib/src/tools/status_tool.dart b/examples/too_many_cooks/lib/src/tools/status_tool.dart index a612d6d..e9e3447 100644 --- a/examples/too_many_cooks/lib/src/tools/status_tool.dart +++ b/examples/too_many_cooks/lib/src/tools/status_tool.dart @@ -42,8 +42,7 @@ ToolCallback createStatusHandler(TooManyCooksDb db, Logger logger) => if (locksResult case Error(:final error)) { return _errorResult(error); } - final locks = (locksResult as Success, DbError>) - .value + final locks = (locksResult as Success, DbError>).value .map(_lockJson) .join(','); @@ -52,8 +51,7 @@ ToolCallback createStatusHandler(TooManyCooksDb db, Logger logger) => if (plansResult case Error(:final error)) { return _errorResult(error); } - final plans = (plansResult as Success, DbError>) - .value + final plans = (plansResult as Success, DbError>).value .map(_planJson) .join(','); @@ -62,8 +60,7 @@ ToolCallback createStatusHandler(TooManyCooksDb db, Logger logger) => if (messagesResult case Error(:final error)) { return _errorResult(error); } - final messages = (messagesResult as Success, DbError>) - .value + final messages = (messagesResult as Success, DbError>).value .map(_messageJson) .join(','); @@ -80,22 +77,26 @@ ToolCallback createStatusHandler(TooManyCooksDb db, Logger logger) => ); }; -String _agentJson(AgentIdentity a) => '{"agent_name":"${a.agentName}",' +String _agentJson(AgentIdentity a) => + '{"agent_name":"${a.agentName}",' '"registered_at":${a.registeredAt},' '"last_active":${a.lastActive}}'; -String _lockJson(FileLock l) => '{"file_path":"${l.filePath}",' +String _lockJson(FileLock l) => + '{"file_path":"${l.filePath}",' '"agent_name":"${l.agentName}",' '"acquired_at":${l.acquiredAt},' '"expires_at":${l.expiresAt}' '${l.reason != null ? ',"reason":"${_escapeJson(l.reason!)}"' : ''}}'; -String _planJson(AgentPlan p) => '{"agent_name":"${p.agentName}",' +String _planJson(AgentPlan p) => + '{"agent_name":"${p.agentName}",' '"goal":"${_escapeJson(p.goal)}",' '"current_task":"${_escapeJson(p.currentTask)}",' '"updated_at":${p.updatedAt}}'; -String _messageJson(Message m) => '{"id":"${m.id}",' +String _messageJson(Message m) => + '{"id":"${m.id}",' '"from_agent":"${m.fromAgent}",' '"to_agent":"${m.toAgent}",' '"content":"${_escapeJson(m.content)}",' @@ -106,8 +107,6 @@ String _escapeJson(String s) => s.replaceAll(r'\', r'\\').replaceAll('"', r'\"').replaceAll('\n', r'\n'); CallToolResult _errorResult(DbError e) => ( - content: [ - textContent('{"error":"${e.code}: ${e.message}"}'), - ], - isError: true, - ); + content: [textContent('{"error":"${e.code}: ${e.message}"}')], + isError: true, +); diff --git a/examples/too_many_cooks/lib/src/tools/subscribe_tool.dart b/examples/too_many_cooks/lib/src/tools/subscribe_tool.dart index 06d1f28..edf7179 100644 --- a/examples/too_many_cooks/lib/src/tools/subscribe_tool.dart +++ b/examples/too_many_cooks/lib/src/tools/subscribe_tool.dart @@ -21,7 +21,8 @@ const subscribeInputSchema = { 'events': { 'type': 'array', 'items': {'type': 'string'}, - 'description': 'Event types to subscribe to, or ["*"] for all. ' + 'description': + 'Event types to subscribe to, or ["*"] for all. ' 'Events: agent_registered, lock_acquired, lock_released, ' 'lock_renewed, message_sent, plan_updated', }, @@ -32,7 +33,8 @@ const subscribeInputSchema = { /// Tool config for subscribe. const subscribeToolConfig = ( title: 'Subscribe', - description: 'Subscribe to real-time notifications for state changes. ' + description: + 'Subscribe to real-time notifications for state changes. ' 'REQUIRED: action (subscribe|unsubscribe|list). For subscribe: ' 'subscriber_id, events (array or ["*"] for all). ' 'Events: agent_registered, lock_acquired, lock_released, lock_renewed, ' @@ -50,21 +52,19 @@ ToolCallback createSubscribeHandler(NotificationEmitter emitter) => return switch (action) { 'subscribe' => _subscribe( - emitter, - args['subscriber_id'] as String?, - args['events'] as List?, - ), + emitter, + args['subscriber_id'] as String?, + args['events'] as List?, + ), 'unsubscribe' => _unsubscribe( - emitter, - args['subscriber_id'] as String?, - ), + emitter, + args['subscriber_id'] as String?, + ), 'list' => _list(emitter), _ => ( - content: [ - textContent( '{"error":"Unknown action: $action"}'), - ], - isError: true, - ), + content: [textContent('{"error":"Unknown action: $action"}')], + isError: true, + ), }; }; @@ -87,25 +87,21 @@ CallToolResult _subscribe( // Validate event types final validEvents = [...allEventTypes, '*']; - final invalidEvents = - eventList.where((e) => !validEvents.contains(e)).toList(); + final invalidEvents = eventList + .where((e) => !validEvents.contains(e)) + .toList(); if (invalidEvents.isNotEmpty) { final msg = '{"error":"Invalid event types: ${invalidEvents.join(', ')}"}'; - return ( - content: [textContent(msg)], - isError: true, - ); + return (content: [textContent(msg)], isError: true); } emitter.addSubscriber((subscriberId: subscriberId, events: eventList)); final eventsJson = eventList.join('","'); - final json = '{"subscribed":true,"subscriber_id":"$subscriberId",' + final json = + '{"subscribed":true,"subscriber_id":"$subscriberId",' '"events":["$eventsJson"]}'; - return ( - content: [textContent(json)], - isError: false, - ); + return (content: [textContent(json)], isError: false); } CallToolResult _unsubscribe(NotificationEmitter emitter, String? subscriberId) { @@ -132,15 +128,14 @@ CallToolResult _list(NotificationEmitter emitter) { final subscribers = emitter.getSubscribers(); final json = subscribers .map( - (s) => '{"subscriber_id":"${s.subscriberId}",' + (s) => + '{"subscriber_id":"${s.subscriberId}",' '"events":["${s.events.join('","')}"]}', ) .join(','); return ( - content: [ - textContent( '{"subscribers":[$json]}'), - ], + content: [textContent('{"subscribers":[$json]}')], isError: false, ); } diff --git a/examples/too_many_cooks/lib/src/types.dart b/examples/too_many_cooks/lib/src/types.dart index 18656b2..4d543ff 100644 --- a/examples/too_many_cooks/lib/src/types.dart +++ b/examples/too_many_cooks/lib/src/types.dart @@ -2,17 +2,10 @@ library; /// Agent identity (public info only - no key). -typedef AgentIdentity = ({ - String agentName, - int registeredAt, - int lastActive, -}); +typedef AgentIdentity = ({String agentName, int registeredAt, int lastActive}); /// Agent registration result (includes secret key). -typedef AgentRegistration = ({ - String agentName, - String agentKey, -}); +typedef AgentRegistration = ({String agentName, String agentKey}); /// File lock info. typedef FileLock = ({ @@ -25,11 +18,7 @@ typedef FileLock = ({ }); /// Lock acquisition result. -typedef LockResult = ({ - bool acquired, - FileLock? lock, - String? error, -}); +typedef LockResult = ({bool acquired, FileLock? lock, String? error}); /// Inter-agent message. typedef Message = ({ @@ -72,5 +61,7 @@ const errDatabase = 'DATABASE'; /// Create text content for MCP tool responses. /// Uses Map which is required for dart2js compatibility with records. -Map textContent(String text) => - {'type': 'text', 'text': text}; +Map textContent(String text) => { + 'type': 'text', + 'text': text, +}; diff --git a/examples/too_many_cooks/test/db_test.dart b/examples/too_many_cooks/test/db_test.dart index 938252a..a6d1b79 100644 --- a/examples/too_many_cooks/test/db_test.dart +++ b/examples/too_many_cooks/test/db_test.dart @@ -179,8 +179,11 @@ void main() { null, 1000, ); - final result = - db.releaseLock('/path/file.dart', agent1.agentName, agent1.agentKey); + final result = db.releaseLock( + '/path/file.dart', + agent1.agentName, + agent1.agentKey, + ); expect(result, isA>()); }); @@ -192,8 +195,11 @@ void main() { null, 10000, ); - final result = - db.releaseLock('/path/file.dart', agent2.agentName, agent2.agentKey); + final result = db.releaseLock( + '/path/file.dart', + agent2.agentName, + agent2.agentKey, + ); expect(result, isA>()); }); @@ -413,16 +419,18 @@ void main() { agent2.agentName, 'Hello!', ); - final messagesResult = - db.getMessages(agent2.agentName, agent2.agentKey); + final messagesResult = db.getMessages(agent2.agentName, agent2.agentKey); final messages = switch (messagesResult) { Success(:final value) => value, Error() => throw StateError('Expected success'), }; final msgId = messages.first.id; db.markRead(msgId, agent2.agentName, agent2.agentKey); - final unread = - db.getMessages(agent2.agentName, agent2.agentKey, unreadOnly: true); + final unread = db.getMessages( + agent2.agentName, + agent2.agentKey, + unreadOnly: true, + ); final unreadMessages = switch (unread) { Success(:final value) => value, Error() => throw StateError('Expected success'), @@ -466,12 +474,7 @@ void main() { }); test('getPlan returns agent plan', () { - db.updatePlan( - agent1.agentName, - agent1.agentKey, - 'Fix bugs', - 'Reviewing', - ); + db.updatePlan(agent1.agentName, agent1.agentKey, 'Fix bugs', 'Reviewing'); final result = db.getPlan(agent1.agentName); expect(result, isA>()); final plan = switch (result) { @@ -567,11 +570,7 @@ void main() { backoffMultiplier: 1.0, ); final start = DateTime.now(); - final result = createDb( - config, - logger: logger, - retryPolicy: fastPolicy, - ); + final result = createDb(config, logger: logger, retryPolicy: fastPolicy); final elapsed = DateTime.now().difference(start); expect(result, isA>()); // Should be fast - no retries on path errors (not I/O errors) diff --git a/examples/too_many_cooks/test/integration_test.dart b/examples/too_many_cooks/test/integration_test.dart index 56bdab8..cc2c0f5 100644 --- a/examples/too_many_cooks/test/integration_test.dart +++ b/examples/too_many_cooks/test/integration_test.dart @@ -207,10 +207,16 @@ void main() { expect((statusJson['locks']! as List).length, equals(5)); expect((statusJson['plans']! as List).length, equals(5)); // CRITICAL: Status MUST return messages! - expect(statusJson.containsKey('messages'), isTrue, - reason: 'Status response MUST include messages field'); - expect((statusJson['messages']! as List).length, equals(5), - reason: 'Status MUST return all 5 messages sent'); + expect( + statusJson.containsKey('messages'), + isTrue, + reason: 'Status response MUST include messages field', + ); + expect( + (statusJson['messages']! as List).length, + equals(5), + reason: 'Status MUST return all 5 messages sent', + ); // Verify message structure final msgs = statusJson['messages']! as List; @@ -339,8 +345,9 @@ void main() { }); // Verify one plan exists - var status = jsonDecode(await client.callTool('status', {})) - as Map; + var status = + jsonDecode(await client.callTool('status', {})) + as Map; var plans = status['plans']! as List; expect(plans.length, equals(1), reason: 'Should have exactly 1 plan'); @@ -354,11 +361,15 @@ void main() { }); // CRITICAL: Still only ONE plan - update replaced, didn't create new - status = jsonDecode(await client.callTool('status', {})) - as Map; + status = + jsonDecode(await client.callTool('status', {})) + as Map; plans = status['plans']! as List; - expect(plans.length, equals(1), - reason: 'MUST have exactly 1 plan - update replaces, not creates'); + expect( + plans.length, + equals(1), + reason: 'MUST have exactly 1 plan - update replaces, not creates', + ); // Verify the plan was actually updated final plan = plans.first as Map; @@ -383,11 +394,15 @@ void main() { } // CRITICAL: Should have exactly 3 plans (one per agent), NOT 9 - final status = jsonDecode(await client.callTool('status', {})) - as Map; + final status = + jsonDecode(await client.callTool('status', {})) + as Map; final plans = status['plans']! as List; - expect(plans.length, equals(3), - reason: 'MUST have exactly 3 plans (one per agent), not 9'); + expect( + plans.length, + equals(3), + reason: 'MUST have exactly 3 plans (one per agent), not 9', + ); // Verify each plan shows the latest update (round 2) for (final plan in plans) { @@ -475,8 +490,7 @@ class _McpClient { Future> callToolRaw( String name, Map args, - ) => - _request('tools/call', {'name': name, 'arguments': args}); + ) => _request('tools/call', {'name': name, 'arguments': args}); Future> _request( String method, @@ -561,7 +575,7 @@ void _deleteDbFiles() { final path = '$dbDir/$file'; final exists = (existsSync.callAsFunction(fs, path.toJS) as JSBoolean?)?.toDart ?? - false; + false; if (exists) { unlinkSync.callAsFunction(fs, path.toJS); } @@ -584,8 +598,8 @@ void _deleteDbFiles() { try { final exists = (existsSync.callAsFunction(fs, fileName.toJS) as JSBoolean?) - ?.toDart ?? - false; + ?.toDart ?? + false; if (exists) { unlinkSync.callAsFunction(fs, fileName.toJS); } diff --git a/examples/too_many_cooks_vscode_extension/package-lock.json b/examples/too_many_cooks_vscode_extension/package-lock.json index 3bc03ca..108caee 100644 --- a/examples/too_many_cooks_vscode_extension/package-lock.json +++ b/examples/too_many_cooks_vscode_extension/package-lock.json @@ -1,12 +1,12 @@ { "name": "too-many-cooks", - "version": "0.1.0", + "version": "0.2.0", "lockfileVersion": 3, "requires": true, "packages": { "": { "name": "too-many-cooks", - "version": "0.1.0", + "version": "0.2.0", "license": "MIT", "dependencies": { "@preact/signals-core": "^1.5.0" diff --git a/packages/dart_logging/test/logging_test.dart b/packages/dart_logging/test/logging_test.dart index 866d6a7..6b5126f 100644 --- a/packages/dart_logging/test/logging_test.dart +++ b/packages/dart_logging/test/logging_test.dart @@ -14,10 +14,10 @@ void main() { group('processTemplate', () { test('replaces placeholders with values', () { - final result = processTemplate( - 'User {id} logged in from {ip}', - {'id': '123', 'ip': '192.168.1.1'}, - ); + final result = processTemplate('User {id} logged in from {ip}', { + 'id': '123', + 'ip': '192.168.1.1', + }); expect(result, 'User 123 logged in from 192.168.1.1'); }); diff --git a/packages/dart_node_better_sqlite3/lib/src/database.dart b/packages/dart_node_better_sqlite3/lib/src/database.dart index 32d35bc..e56738c 100644 --- a/packages/dart_node_better_sqlite3/lib/src/database.dart +++ b/packages/dart_node_better_sqlite3/lib/src/database.dart @@ -46,12 +46,12 @@ Result openDatabase(String path) { } Database _createDatabase(JSObject jsDb) => ( - prepare: (sql) => _dbPrepare(jsDb, sql), - exec: (sql) => _dbExec(jsDb, sql), - close: () => _dbClose(jsDb), - pragma: (pragmaValue) => _dbPragma(jsDb, pragmaValue), - isOpen: () => _dbIsOpen(jsDb), - ); + prepare: (sql) => _dbPrepare(jsDb, sql), + exec: (sql) => _dbExec(jsDb, sql), + close: () => _dbClose(jsDb), + pragma: (pragmaValue) => _dbPragma(jsDb, pragmaValue), + isOpen: () => _dbIsOpen(jsDb), +); Result _dbPrepare(JSObject jsDb, String sql) { try { diff --git a/packages/dart_node_better_sqlite3/lib/src/statement.dart b/packages/dart_node_better_sqlite3/lib/src/statement.dart index a6c8117..2bbafd6 100644 --- a/packages/dart_node_better_sqlite3/lib/src/statement.dart +++ b/packages/dart_node_better_sqlite3/lib/src/statement.dart @@ -10,9 +10,8 @@ import 'package:nadz/nadz.dart'; /// A prepared SQL statement. typedef Statement = ({ /// Execute and return all rows. - Result>, String> Function([ - List? params, - ]) all, + Result>, String> Function([List? params]) + all, /// Execute and return first row or null. Result?, String> Function([List? params]) get, @@ -23,10 +22,10 @@ typedef Statement = ({ /// Create a Statement from a JS object. Statement createStatement(JSObject jsStmt) => ( - all: ([params]) => _stmtAll(jsStmt, params), - get: ([params]) => _stmtGet(jsStmt, params), - run: ([params]) => _stmtRun(jsStmt, params), - ); + all: ([params]) => _stmtAll(jsStmt, params), + get: ([params]) => _stmtGet(jsStmt, params), + run: ([params]) => _stmtRun(jsStmt, params), +); JSAny? _jsifyParam(Object? p) => p.jsify(); diff --git a/packages/dart_node_better_sqlite3/test/database_test.dart b/packages/dart_node_better_sqlite3/test/database_test.dart index 58c456b..cc664bf 100644 --- a/packages/dart_node_better_sqlite3/test/database_test.dart +++ b/packages/dart_node_better_sqlite3/test/database_test.dart @@ -417,8 +417,7 @@ void main() { final selectStmt = (selectResult as Success).value; final getResult = selectStmt.get(); expect(getResult, isA?, String>>()); - final row = - (getResult as Success?, String>).value; + final row = (getResult as Success?, String>).value; expect(row!['balance'], 200); }); @@ -433,8 +432,7 @@ void main() { final selectStmt = (selectResult as Success).value; final getResult = selectStmt.get(); expect(getResult, isA?, String>>()); - final row = - (getResult as Success?, String>).value; + final row = (getResult as Success?, String>).value; expect(row!['balance'], 100); }); }); diff --git a/packages/dart_node_core/test/core_test.dart b/packages/dart_node_core/test/core_test.dart index d01de24..06fce84 100644 --- a/packages/dart_node_core/test/core_test.dart +++ b/packages/dart_node_core/test/core_test.dart @@ -58,19 +58,13 @@ void main() { group('NullableExtensions', () { test('match calls some for non-null value', () { const value = 'hello'; - final result = value.match( - some: (v) => 'got: $v', - none: () => 'nothing', - ); + final result = value.match(some: (v) => 'got: $v', none: () => 'nothing'); expect(result, equals('got: hello')); }); test('match calls none for null value', () { const String? value = null; - final result = value.match( - some: (v) => 'got: $v', - none: () => 'nothing', - ); + final result = value.match(some: (v) => 'got: $v', none: () => 'nothing'); expect(result, equals('nothing')); }); }); @@ -90,14 +84,10 @@ void main() { group('withRetry', () { test('returns success on first attempt', () { var attempts = 0; - final result = withRetry( - defaultRetryPolicy, - (e) => true, - () { - attempts++; - return const Success(42); - }, - ); + final result = withRetry(defaultRetryPolicy, (e) => true, () { + attempts++; + return const Success(42); + }); expect(result, isA>()); expect((result as Success).value, equals(42)); expect(attempts, equals(1)); diff --git a/packages/dart_node_mcp/lib/src/mcp_server.dart b/packages/dart_node_mcp/lib/src/mcp_server.dart index 5dfcb02..b130798 100644 --- a/packages/dart_node_mcp/lib/src/mcp_server.dart +++ b/packages/dart_node_mcp/lib/src/mcp_server.dart @@ -469,7 +469,7 @@ Future _asyncToolHandler( JSObject? meta, ) async { // Convert JS args to Dart Map - // dartify() returns JsLinkedHashMap, not + // dartify() returns JsLinkedHashMap, not //Map // We need to cast the keys to strings manually final dartified = args.dartify(); @@ -505,18 +505,17 @@ JSFunction _wrapReadResourceCallback(ReadResourceCallback callback) => // ignore: no_then JSFunction _wrapReadResourceTemplateCallback( ReadResourceTemplateCallback callback, -) => - ((String uri, JSObject variables) { - final dartVariables = variables.dartify()! as Map; - return callback(uri, dartVariables).then(_readResourceResultToJs).toJS; - }).toJS; +) => ((String uri, JSObject variables) { + final dartVariables = variables.dartify()! as Map; + return callback(uri, dartVariables).then(_readResourceResultToJs).toJS; +}).toJS; // .then() is REQUIRED here - async functions cannot be converted via .toJS // ignore: no_then JSFunction _wrapPromptCallback(PromptCallback callback) => ((JSObject args) { - final dartArgs = args.dartify()! as Map; - return callback(dartArgs).then(_getPromptResultToJs).toJS; - }).toJS; + final dartArgs = args.dartify()! as Map; + return callback(dartArgs).then(_getPromptResultToJs).toJS; +}).toJS; ToolCallMeta? _jsToToolCallMeta(JSObject meta) { final progressToken = meta['progressToken']; diff --git a/packages/dart_node_mcp/test/integration_test.dart b/packages/dart_node_mcp/test/integration_test.dart index ad23c58..670e56d 100644 --- a/packages/dart_node_mcp/test/integration_test.dart +++ b/packages/dart_node_mcp/test/integration_test.dart @@ -451,11 +451,7 @@ void main() { ToolCallMeta? meta, ) async => ( content: [ - ( - type: 'image', - data: 'base64imagedata==', - mimeType: 'image/png', - ), + (type: 'image', data: 'base64imagedata==', mimeType: 'image/png'), ], isError: false, ); diff --git a/tools/build/build.dart b/tools/build/build.dart index b14fc4d..1cce01f 100644 --- a/tools/build/build.dart +++ b/tools/build/build.dart @@ -197,7 +197,8 @@ String? _searchEntryPoints(String exampleDir, List remaining) { // Get output name from entry point (bin/server.dart -> bin/server.js) final entryRelative = entryPoint.replaceFirst('$exampleDir/', ''); final outputPath = entryRelative.replaceAll('.dart', '.js'); - final outputDir = '$buildDir/${outputPath.contains('/') ? outputPath.substring(0, outputPath.lastIndexOf('/')) : ''}'; + final outputDir = + '$buildDir/${outputPath.contains('/') ? outputPath.substring(0, outputPath.lastIndexOf('/')) : ''}'; Directory(outputDir).createSync(recursive: true); final outputName = outputPath.split('/').last; final tempOutput = '$outputDir/temp_$outputName'; diff --git a/tools/prepare_publish.dart b/tools/prepare_publish.dart index ccace5d..482f5b4 100644 --- a/tools/prepare_publish.dart +++ b/tools/prepare_publish.dart @@ -53,7 +53,11 @@ void main(List args) { print('Publishing order: ${publishOrder.join(' -> ')}'); } -void _preparePackage(Directory packagesDir, String packageName, String version) { +void _preparePackage( + Directory packagesDir, + String packageName, + String version, +) { final pubspecFile = File('${packagesDir.path}/$packageName/pubspec.yaml'); if (!pubspecFile.existsSync()) { print('Error: $packageName/pubspec.yaml not found'); @@ -88,7 +92,11 @@ void _preparePackage(Directory packagesDir, String packageName, String version) print('$packageName: ${changes.join(", ")}'); } -String _switchToPubDevDependency(String content, String depName, String version) { +String _switchToPubDevDependency( + String content, + String depName, + String version, +) { // Match path dependency format final pathPattern = RegExp( '$depName:\\s*\\n\\s*path:\\s*[^\\n]+', From 785eb68e2025056aa160c16783ddf64c21030834 Mon Sep 17 00:00:00 2001 From: Christian Findlay <16697547+MelbourneDeveloper@users.noreply.github.com> Date: Thu, 11 Dec 2025 18:39:16 +1100 Subject: [PATCH 13/28] Add some new stuff --- CLAUDE.md | 1 + SPEC.md => docs/dart_node_spec.md | 0 DOCS.md => docs/references.md | 0 examples/README.md | 69 +- examples/markdown_editor/.gitignore | 1 + examples/markdown_editor/README.md | 91 + .../markdown_editor/analysis_options.yaml | 1 + examples/markdown_editor/dart_test.yaml | 8 + .../markdown_editor/lib/markdown_editor.dart | 10 + .../lib/src/components/editor_app.dart | 136 ++ .../lib/src/components/editor_area.dart | 51 + .../lib/src/components/link_dialog.dart | 112 ++ .../lib/src/components/markdown_view.dart | 52 + .../lib/src/components/toolbar.dart | 119 ++ .../lib/src/editor_commands.dart | 212 ++ .../lib/src/markdown_parser.dart | 186 ++ examples/markdown_editor/lib/src/types.dart | 54 + examples/markdown_editor/pubspec.lock | 419 ++++ examples/markdown_editor/pubspec.yaml | 19 + .../markdown_editor/test/editor_test.dart | 502 +++++ .../markdown_editor/test/test_helpers.dart | 133 ++ .../markdown_editor/test/test_template.html | 12 + examples/markdown_editor/web/app.dart | 9 + examples/markdown_editor/web/index.html | 481 +++++ examples/statecore_demo/README.md | 141 ++ examples/statecore_demo/analysis_options.yaml | 1 + examples/statecore_demo/dart_test.yaml | 3 + .../lib/mobile/counter_app.dart | 184 ++ .../lib/state/counter_state.dart | 163 ++ .../statecore_demo/lib/statecore_demo.dart | 4 + .../statecore_demo/lib/web/counter_app.dart | 99 + examples/statecore_demo/package-lock.json | 6 + examples/statecore_demo/pubspec.lock | 432 +++++ examples/statecore_demo/pubspec.yaml | 22 + .../test/mobile_counter_test.dart | 178 ++ .../statecore_demo/test/test_helpers.dart | 66 + .../statecore_demo/test/test_template.html | 23 + .../statecore_demo/test/web_counter_test.dart | 285 +++ examples/statecore_demo/web/app.dart | 12 + examples/statecore_demo/web/index.html | 190 ++ packages/README.md | 15 + packages/dart_logging/pubspec.yaml | 2 +- .../dart_node_react/lib/dart_node_react.dart | 1 + packages/dart_node_react/lib/src/jsx.dart | 427 ++-- packages/dart_node_react/lib/src/react.dart | 30 + .../dart_node_react/test/children_test.dart | 37 + .../test/clone_element_test.dart | 22 + .../test/component_composition_test.dart | 84 + .../test/conditional_rendering_test.dart | 73 + .../test/event_handling_test.dart | 88 + .../test/forward_ref_test.dart | 28 + .../test/html_elements_test.dart | 92 + .../test/is_valid_element_test.dart | 19 + packages/dart_node_react/test/jsx_test.dart | 248 +++ .../test/list_rendering_test.dart | 76 + packages/dart_node_react/test/memo_test.dart | 99 + .../test/special_components_test.dart | 44 + packages/dart_node_react/test/ui_test.dart | 1716 ----------------- .../test/use_callback_test.dart | 35 + .../test/use_context_test.dart | 114 ++ .../dart_node_react/test/use_effect_test.dart | 115 ++ .../test/use_layout_effect_test.dart | 20 + .../dart_node_react/test/use_memo_test.dart | 56 + .../test/use_reducer_test.dart | 141 ++ .../dart_node_react/test/use_ref_test.dart | 86 + .../test/use_state_js_array_test.dart | 266 +++ .../test/use_state_lazy_test.dart | 43 + .../dart_node_react/test/use_state_test.dart | 233 +++ .../dart_node_react_native/lib/src/core.dart | 18 +- .../dart_node_statecore/analysis_options.yaml | 5 + .../dart_node_statecore/example/counter.dart | 68 + .../lib/dart_node_statecore.dart | 61 + .../lib/src/action_creators.dart | 72 + .../lib/src/combine_reducers.dart | 93 + .../dart_node_statecore/lib/src/compose.dart | 68 + .../lib/src/enhancers.dart | 221 +++ .../lib/src/middleware.dart | 78 + .../lib/src/selectors.dart | 342 ++++ .../dart_node_statecore/lib/src/store.dart | 100 + .../dart_node_statecore/lib/src/types.dart | 119 ++ packages/dart_node_statecore/pubspec.lock | 412 ++++ packages/dart_node_statecore/pubspec.yaml | 18 + .../test/action_creators_test.dart | 128 ++ .../test/combine_reducers_test.dart | 138 ++ .../test/compose_test.dart | 84 + .../test/enhancers_test.dart | 290 +++ .../test/middleware_test.dart | 177 ++ .../test/selectors_test.dart | 238 +++ .../dart_node_statecore/test/store_test.dart | 185 ++ .../test/test_actions.dart | 65 + website/scripts/generate-api-docs.js | 19 + website/src/_data/navigation.json | 16 + 92 files changed, 9794 insertions(+), 1918 deletions(-) rename SPEC.md => docs/dart_node_spec.md (100%) rename DOCS.md => docs/references.md (100%) create mode 100644 examples/markdown_editor/.gitignore create mode 100644 examples/markdown_editor/README.md create mode 100644 examples/markdown_editor/analysis_options.yaml create mode 100644 examples/markdown_editor/dart_test.yaml create mode 100644 examples/markdown_editor/lib/markdown_editor.dart create mode 100644 examples/markdown_editor/lib/src/components/editor_app.dart create mode 100644 examples/markdown_editor/lib/src/components/editor_area.dart create mode 100644 examples/markdown_editor/lib/src/components/link_dialog.dart create mode 100644 examples/markdown_editor/lib/src/components/markdown_view.dart create mode 100644 examples/markdown_editor/lib/src/components/toolbar.dart create mode 100644 examples/markdown_editor/lib/src/editor_commands.dart create mode 100644 examples/markdown_editor/lib/src/markdown_parser.dart create mode 100644 examples/markdown_editor/lib/src/types.dart create mode 100644 examples/markdown_editor/pubspec.lock create mode 100644 examples/markdown_editor/pubspec.yaml create mode 100644 examples/markdown_editor/test/editor_test.dart create mode 100644 examples/markdown_editor/test/test_helpers.dart create mode 100644 examples/markdown_editor/test/test_template.html create mode 100644 examples/markdown_editor/web/app.dart create mode 100644 examples/markdown_editor/web/index.html create mode 100644 examples/statecore_demo/README.md create mode 100644 examples/statecore_demo/analysis_options.yaml create mode 100644 examples/statecore_demo/dart_test.yaml create mode 100644 examples/statecore_demo/lib/mobile/counter_app.dart create mode 100644 examples/statecore_demo/lib/state/counter_state.dart create mode 100644 examples/statecore_demo/lib/statecore_demo.dart create mode 100644 examples/statecore_demo/lib/web/counter_app.dart create mode 100644 examples/statecore_demo/package-lock.json create mode 100644 examples/statecore_demo/pubspec.lock create mode 100644 examples/statecore_demo/pubspec.yaml create mode 100644 examples/statecore_demo/test/mobile_counter_test.dart create mode 100644 examples/statecore_demo/test/test_helpers.dart create mode 100644 examples/statecore_demo/test/test_template.html create mode 100644 examples/statecore_demo/test/web_counter_test.dart create mode 100644 examples/statecore_demo/web/app.dart create mode 100644 examples/statecore_demo/web/index.html create mode 100644 packages/README.md create mode 100644 packages/dart_node_react/test/children_test.dart create mode 100644 packages/dart_node_react/test/clone_element_test.dart create mode 100644 packages/dart_node_react/test/component_composition_test.dart create mode 100644 packages/dart_node_react/test/conditional_rendering_test.dart create mode 100644 packages/dart_node_react/test/event_handling_test.dart create mode 100644 packages/dart_node_react/test/forward_ref_test.dart create mode 100644 packages/dart_node_react/test/html_elements_test.dart create mode 100644 packages/dart_node_react/test/is_valid_element_test.dart create mode 100644 packages/dart_node_react/test/jsx_test.dart create mode 100644 packages/dart_node_react/test/list_rendering_test.dart create mode 100644 packages/dart_node_react/test/memo_test.dart create mode 100644 packages/dart_node_react/test/special_components_test.dart delete mode 100644 packages/dart_node_react/test/ui_test.dart create mode 100644 packages/dart_node_react/test/use_callback_test.dart create mode 100644 packages/dart_node_react/test/use_context_test.dart create mode 100644 packages/dart_node_react/test/use_effect_test.dart create mode 100644 packages/dart_node_react/test/use_layout_effect_test.dart create mode 100644 packages/dart_node_react/test/use_memo_test.dart create mode 100644 packages/dart_node_react/test/use_reducer_test.dart create mode 100644 packages/dart_node_react/test/use_ref_test.dart create mode 100644 packages/dart_node_react/test/use_state_js_array_test.dart create mode 100644 packages/dart_node_react/test/use_state_lazy_test.dart create mode 100644 packages/dart_node_react/test/use_state_test.dart create mode 100644 packages/dart_node_statecore/analysis_options.yaml create mode 100644 packages/dart_node_statecore/example/counter.dart create mode 100644 packages/dart_node_statecore/lib/dart_node_statecore.dart create mode 100644 packages/dart_node_statecore/lib/src/action_creators.dart create mode 100644 packages/dart_node_statecore/lib/src/combine_reducers.dart create mode 100644 packages/dart_node_statecore/lib/src/compose.dart create mode 100644 packages/dart_node_statecore/lib/src/enhancers.dart create mode 100644 packages/dart_node_statecore/lib/src/middleware.dart create mode 100644 packages/dart_node_statecore/lib/src/selectors.dart create mode 100644 packages/dart_node_statecore/lib/src/store.dart create mode 100644 packages/dart_node_statecore/lib/src/types.dart create mode 100644 packages/dart_node_statecore/pubspec.lock create mode 100644 packages/dart_node_statecore/pubspec.yaml create mode 100644 packages/dart_node_statecore/test/action_creators_test.dart create mode 100644 packages/dart_node_statecore/test/combine_reducers_test.dart create mode 100644 packages/dart_node_statecore/test/compose_test.dart create mode 100644 packages/dart_node_statecore/test/enhancers_test.dart create mode 100644 packages/dart_node_statecore/test/middleware_test.dart create mode 100644 packages/dart_node_statecore/test/selectors_test.dart create mode 100644 packages/dart_node_statecore/test/store_test.dart create mode 100644 packages/dart_node_statecore/test/test_actions.dart diff --git a/CLAUDE.md b/CLAUDE.md index f37a0c2..1a88a82 100644 --- a/CLAUDE.md +++ b/CLAUDE.md @@ -20,6 +20,7 @@ MANDATORY: TOO MANY COOKS - Return Result from the nadz library for any function that could throw an exception. NO THROWING EXCEPTIONS. - Don't make consecutive log calls. Use string interpolation - Avoid casting!!! [! `as` `late`] are all ILLEGAL!!! U +- Don't break tests into groups. Break them into files instead!! - Use pattern matching switch expressions or ternaries. The exceptional case is if inside arrays and maps because these are declarative and not imperaative. - All packages MUST have austerity installed for linting and nadz for Result types - Do not expose `JSObject` or `JSAny` etc in the public APIs. Put types over everything. The library packages are supposed to put a TYPED layer over these diff --git a/SPEC.md b/docs/dart_node_spec.md similarity index 100% rename from SPEC.md rename to docs/dart_node_spec.md diff --git a/DOCS.md b/docs/references.md similarity index 100% rename from DOCS.md rename to docs/references.md diff --git a/examples/README.md b/examples/README.md index cc93911..43875cc 100644 --- a/examples/README.md +++ b/examples/README.md @@ -1,68 +1,21 @@ -# Full-Stack Dart Example +# Examples -A task management app with both frontend and backend written entirely in Dart. - -## Architecture +Dart apps running on Node.js and browser JS. ``` examples/ -├── frontend/ → React UI (Dart → Browser JS) -├── backend/ → Express API (Dart → Node.js) -└── shared/ → Common models (User, Task) -``` - -## How They Connect - +├── backend/ → Express API server (Node.js) +├── frontend/ → React web app (Browser) +├── shared/ → Common types (User, Task) +├── mobile/ → React Native app (Expo) +├── markdown_editor/ → Rich text editor demo +├── statecore_demo/ → State management demo +└── too_many_cooks/ → Multi-agent coordination ``` -┌─────────────────┐ HTTP/JSON ┌─────────────────┐ -│ Frontend │ ◄─────────────────────────►│ Backend │ -│ (Browser JS) │ localhost:3000/api │ (Node.js) │ -└─────────────────┘ └─────────────────┘ - │ │ - └───────────────┬───────────────────────────────┘ - ▼ - ┌───────────────┐ - │ Shared │ - │ User, Task │ - └───────────────┘ -``` - -## API Endpoints - -| Method | Path | Auth | Description | -|--------|-------------------|------|-----------------------| -| POST | /auth/register | No | Create account | -| POST | /auth/login | No | Get auth token | -| GET | /tasks | Yes | List user's tasks | -| POST | /tasks | Yes | Create task | -| GET | /tasks/:id | Yes | Get single task | -| PUT | /tasks/:id | Yes | Update task | -| DELETE | /tasks/:id | Yes | Delete task | - -Auth: `Authorization: Bearer ` ## Quick Start ```bash -# 1. Build and run backend -dart run tools/build/build.dart backend -cd examples/backend && npm install && node build/server.js - -# 2. Build and serve frontend (separate terminal) -dart run tools/build/build.dart frontend -cd examples/frontend && npx serve web +# Build everything from repo root +sh run_dev.sh ``` - -Frontend runs at `http://localhost:3000` (or whatever port serve picks). -Backend API at `http://localhost:3000`. - -## Shared Package - -Both frontend and backend depend on `shared/` which contains: - -- `User` - user record with id, email, name, role -- `Task` - task record with id, title, completed, priority -- `CreateUserData`, `LoginData` - auth request types -- `CreateTaskData`, `UpdateTaskData` - task request types - -This eliminates duplication and ensures type consistency across the stack. diff --git a/examples/markdown_editor/.gitignore b/examples/markdown_editor/.gitignore new file mode 100644 index 0000000..4c43fe6 --- /dev/null +++ b/examples/markdown_editor/.gitignore @@ -0,0 +1 @@ +*.js \ No newline at end of file diff --git a/examples/markdown_editor/README.md b/examples/markdown_editor/README.md new file mode 100644 index 0000000..f00812c --- /dev/null +++ b/examples/markdown_editor/README.md @@ -0,0 +1,91 @@ +# Markdown Editor + +A Word-style WYSIWYG document editor with a Markdown backend, built entirely in Dart using React via `dart_node_react`. + +## Features + +- **WYSIWYG Editing**: Rich text editing with toolbar controls for bold, italic, underline, strikethrough +- **Headings**: H1, H2, H3 support via dropdown selector +- **Lists**: Bullet and numbered lists +- **Block Elements**: Code blocks, blockquotes, horizontal rules +- **Links**: Insert and edit hyperlinks with dialog +- **Mode Toggle**: Switch between formatted view and raw Markdown view +- **Live Word Count**: Real-time word count in status bar +- **Dark Theme**: Modern dark UI with gradient accents + +## Prerequisites + +- Dart SDK 3.10+ +- Node.js (for serving the compiled app) + +## Running the App + +### 1. Install dependencies + +```bash +cd examples/markdown_editor +dart pub get +``` + +### 2. Compile to JavaScript + +```bash +dart compile js web/app.dart -o web/build/app.js +``` + +### 3. Serve the app + +Use any static file server to serve the `web/` directory: + +```bash +# Using Python +python3 -m http.server 8080 -d web + +# Using Node.js (npx) +npx serve web + +# Using PHP +php -S localhost:8080 -t web +``` + +### 4. Open in browser + +Navigate to `http://localhost:8080` (or whatever port your server uses). + +## Project Structure + +``` +markdown_editor/ +├── lib/ +│ ├── markdown_editor.dart # Library exports +│ └── src/ +│ ├── components/ +│ │ ├── editor_app.dart # Main app component +│ │ ├── editor_area.dart # WYSIWYG contenteditable area +│ │ ├── markdown_view.dart # Raw markdown textarea +│ │ ├── toolbar.dart # Formatting toolbar +│ │ └── link_dialog.dart # Link insertion dialog +│ ├── editor_commands.dart # execCommand wrappers +│ ├── markdown_parser.dart # HTML <-> Markdown conversion +│ └── types.dart # Type definitions +├── web/ +│ ├── app.dart # Entry point +│ └── index.html # HTML shell with styles +├── test/ +│ └── editor_test.dart # UI tests +└── pubspec.yaml +``` + +## How It Works + +The editor uses the browser's `contenteditable` API for WYSIWYG editing, with `document.execCommand` for formatting. Content is converted to Markdown for storage and can be viewed/edited in raw Markdown mode using the `marked.js` library for parsing. + +All UI is built with Dart using the `dart_node_react` package, which provides typed bindings to React 18. + +## Testing + +```bash +dart test +``` + +Tests run in a browser environment using `dart_test.yaml` configuration. diff --git a/examples/markdown_editor/analysis_options.yaml b/examples/markdown_editor/analysis_options.yaml new file mode 100644 index 0000000..46fb6f9 --- /dev/null +++ b/examples/markdown_editor/analysis_options.yaml @@ -0,0 +1 @@ +include: package:austerity/analysis_options.yaml diff --git a/examples/markdown_editor/dart_test.yaml b/examples/markdown_editor/dart_test.yaml new file mode 100644 index 0000000..1d9e304 --- /dev/null +++ b/examples/markdown_editor/dart_test.yaml @@ -0,0 +1,8 @@ +platforms: [chrome] + +override_platforms: + chrome: + settings: + arguments: --disable-gpu --no-sandbox + +custom_html_template_path: test/test_template.html diff --git a/examples/markdown_editor/lib/markdown_editor.dart b/examples/markdown_editor/lib/markdown_editor.dart new file mode 100644 index 0000000..acc24c6 --- /dev/null +++ b/examples/markdown_editor/lib/markdown_editor.dart @@ -0,0 +1,10 @@ +/// Word-style document editor with Markdown backend +library; + +export 'src/components/editor_app.dart'; +export 'src/components/editor_area.dart'; +export 'src/components/markdown_view.dart'; +export 'src/components/toolbar.dart'; +export 'src/editor_commands.dart'; +export 'src/markdown_parser.dart'; +export 'src/types.dart'; diff --git a/examples/markdown_editor/lib/src/components/editor_app.dart b/examples/markdown_editor/lib/src/components/editor_app.dart new file mode 100644 index 0000000..6e4a4e2 --- /dev/null +++ b/examples/markdown_editor/lib/src/components/editor_app.dart @@ -0,0 +1,136 @@ +import 'dart:js_interop'; + +import 'package:dart_node_react/dart_node_react.dart'; +import 'package:markdown_editor/src/components/editor_area.dart'; +import 'package:markdown_editor/src/components/link_dialog.dart'; +import 'package:markdown_editor/src/components/markdown_view.dart'; +import 'package:markdown_editor/src/components/toolbar.dart'; +import 'package:markdown_editor/src/editor_commands.dart'; +import 'package:markdown_editor/src/markdown_parser.dart'; +import 'package:markdown_editor/src/types.dart'; + +/// Build the main editor app component +// ignore: non_constant_identifier_names +ReactElement EditorApp() => createElement( + ((JSAny props) { + final contentState = useState(''); + final modeState = useState(EditorMode.wysiwyg); + final linkDialogOpen = useState(false); + final linkUrlState = useState(''); + final linkTextState = useState(''); + + void handleSaveSelection() { + // Save selection on mousedown BEFORE focus can be lost + saveSelection(); + } + + void openLinkDialog() { + // Selection already saved on mousedown + // Check if cursor is inside an existing link + final linkInfo = getSelectedLinkInfo(); + if (linkInfo != null) { + linkUrlState.set(linkInfo.url); + linkTextState.set(linkInfo.text); + } else { + linkUrlState.set(''); + linkTextState.set(''); + } + linkDialogOpen.set(true); + } + + final callbacks = ( + onFormat: applyFormat, + onHeading: applyHeading, + onList: applyList, + onBlock: applyBlock, + onLink: applyLink, + onToggleMode: () { + modeState.setWithUpdater((current) => switch (current) { + EditorMode.wysiwyg => EditorMode.markdown, + EditorMode.markdown => EditorMode.wysiwyg, + }); + }, + ); + + final htmlContent = markdownToHtml(contentState.value); + final wordCount = _countWords(contentState.value); + + return $div(className: 'app') >> [ + _buildHeader(), + $main(className: 'main-content') >> [ + $div(className: 'editor-container') >> [ + buildToolbar( + mode: modeState.value, + callbacks: callbacks, + onShowLinkDialog: openLinkDialog, + onSaveSelection: handleSaveSelection, + ), + _buildEditorWrapper( + mode: modeState.value, + content: contentState.value, + htmlContent: htmlContent, + onContentChange: contentState.set, + ), + _buildStatusBar(wordCount: wordCount, mode: modeState.value), + ], + ], + _buildFooter(), + buildLinkDialog( + isOpen: linkDialogOpen.value, + onClose: () => linkDialogOpen.set(false), + initialUrl: linkUrlState.value, + initialText: linkTextState.value, + onInsert: (url, text) { + applyLink(url, text); + linkDialogOpen.set(false); + }, + ), + ]; + }).toJS, +); + +ReactElement _buildHeader() => + $header(className: 'header') >> + ($div(className: 'header-content') >> [ + $span(className: 'logo') >> 'Markdown Editor', + ]); + +ReactElement _buildEditorWrapper({ + required EditorMode mode, + required String content, + required String htmlContent, + required void Function(String) onContentChange, +}) => + $div(className: 'editor-wrapper') >> [ + switch (mode) { + EditorMode.wysiwyg => buildEditorArea( + htmlContent: htmlContent, + onContentChange: onContentChange, + ), + EditorMode.markdown => buildMarkdownView( + content: content, + onContentChange: onContentChange, + ), + }, + ]; + +ReactElement _buildStatusBar({ + required int wordCount, + required EditorMode mode, +}) => + $div(className: 'status-bar') >> [ + $span() >> '$wordCount words', + $span() >> switch (mode) { + EditorMode.wysiwyg => 'Formatted View', + EditorMode.markdown => 'Markdown View', + }, + ]; + +ReactElement _buildFooter() => + $footer(className: 'footer') >> + ($p() >> 'Powered by Dart + React + Markdown'); + +int _countWords(String text) { + if (text.trim().isEmpty) return 0; + return text.trim().split(RegExp(r'\s+')).length; +} diff --git a/examples/markdown_editor/lib/src/components/editor_area.dart b/examples/markdown_editor/lib/src/components/editor_area.dart new file mode 100644 index 0000000..a0047a6 --- /dev/null +++ b/examples/markdown_editor/lib/src/components/editor_area.dart @@ -0,0 +1,51 @@ +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/dart_node_react.dart'; +import 'package:markdown_editor/src/markdown_parser.dart'; + +/// Build the WYSIWYG editor area (contenteditable div) +/// Only syncs to parent state on blur to avoid focus loss +ReactElement buildEditorArea({ + required String htmlContent, + required void Function(String) onContentChange, +}) => createElement( + ((JSAny props) { + final editorRef = useRef(); + final lastHtmlRef = useRef(); + + // Set innerHTML only when htmlContent prop changes from parent + useEffect(() { + final editor = editorRef.current; + if (editor == null) return null; + + // Only update DOM if the incoming HTML is different from what we last set + if (lastHtmlRef.current != htmlContent) { + editor['innerHTML'] = htmlContent.toJS; + lastHtmlRef.current = htmlContent; + } + return null; + }, [htmlContent]); + + // Sync to parent state ONLY on blur + void handleBlur(JSObject event) { + final target = event['target']; + if (target case final JSObject t) { + final html = (t['innerHTML'] as JSString?)?.toDart ?? ''; + lastHtmlRef.current = html; + onContentChange(htmlToMarkdown(html)); + } + } + + return createElement( + 'div'.toJS, + createProps({ + 'className': 'editor-content', + 'contentEditable': 'true', + 'ref': editorRef.jsRef, + 'onBlur': handleBlur.toJS, + 'data-testid': 'editor-content', + }), + ); + }).toJS, +); diff --git a/examples/markdown_editor/lib/src/components/link_dialog.dart b/examples/markdown_editor/lib/src/components/link_dialog.dart new file mode 100644 index 0000000..5ec5927 --- /dev/null +++ b/examples/markdown_editor/lib/src/components/link_dialog.dart @@ -0,0 +1,112 @@ +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/dart_node_react.dart'; + +/// Build a link insertion dialog component +ReactElement buildLinkDialog({ + required bool isOpen, + required void Function() onClose, + required void Function(String url, String text) onInsert, + String initialUrl = '', + String initialText = '', +}) => createElement( + ((JSAny props) { + if (!isOpen) return null; + + final urlState = useState(initialUrl); + final textState = useState(initialText); + + // Update state when initial values change (dialog reopens with new link) + useEffect(() { + urlState.set(initialUrl); + textState.set(initialText); + return null; + }, [initialUrl, initialText]); + + void handleSubmit() { + if (urlState.value.isNotEmpty) { + onInsert(urlState.value, textState.value); + urlState.set(''); + textState.set(''); + onClose(); + } + } + + void handleUrlChange(JSObject e) { + final target = e['target']; + if (target case final JSObject t) { + final value = t['value']; + if (value case final JSString v) urlState.set(v.toDart); + } + } + + void handleTextChange(JSObject e) { + final target = e['target']; + if (target case final JSObject t) { + final value = t['value']; + if (value case final JSString v) textState.set(v.toDart); + } + } + + void handleKeyDown(JSObject e) { + final key = e['key']; + if (key case final JSString k) { + if (k.toDart == 'Enter') handleSubmit(); + if (k.toDart == 'Escape') onClose(); + } + } + + return $div(className: 'dialog-overlay', onClick: onClose) >> [ + createElement( + 'div'.toJS, + createProps({ + 'className': 'dialog', + 'onClick': ((JSObject e) { + (e['stopPropagation']! as JSFunction).callAsFunction(e); + }).toJS, + }), + [ + $div(className: 'dialog-header') >> 'Insert Link', + $div(className: 'dialog-body') >> [ + $div(className: 'form-group') >> [ + $label() >> 'URL', + createElement( + 'input'.toJS, + createProps({ + 'type': 'url', + 'className': 'dialog-input', + 'placeholder': 'https://example.com', + 'value': urlState.value, + 'onChange': handleUrlChange.toJS, + 'onKeyDown': handleKeyDown.toJS, + 'autoFocus': true, + }), + ), + ], + $div(className: 'form-group') >> [ + $label() >> 'Display Text (optional)', + createElement( + 'input'.toJS, + createProps({ + 'type': 'text', + 'className': 'dialog-input', + 'placeholder': 'Link text', + 'value': textState.value, + 'onChange': handleTextChange.toJS, + 'onKeyDown': handleKeyDown.toJS, + }), + ), + ], + ], + $div(className: 'dialog-footer') >> [ + $button(className: 'btn btn-secondary', onClick: onClose) >> + 'Cancel', + $button(className: 'btn btn-primary', onClick: handleSubmit) >> + 'Insert', + ], + ].toJS, + ), + ]; + }).toJS, +); diff --git a/examples/markdown_editor/lib/src/components/markdown_view.dart b/examples/markdown_editor/lib/src/components/markdown_view.dart new file mode 100644 index 0000000..e97c0be --- /dev/null +++ b/examples/markdown_editor/lib/src/components/markdown_view.dart @@ -0,0 +1,52 @@ +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/dart_node_react.dart'; + +/// Build the raw markdown textarea view +/// Uses uncontrolled component with ref to avoid focus loss on typing +ReactElement buildMarkdownView({ + required String content, + required void Function(String) onContentChange, +}) => createElement( + ((JSAny props) { + final textareaRef = useRef(); + final lastContentRef = useRef(); + + // Only update textarea value when content prop changes from parent + useEffect(() { + final textarea = textareaRef.current; + if (textarea == null) return null; + + // Only update if the incoming content differs from what we last set + if (lastContentRef.current != content) { + textarea['value'] = content.toJS; + lastContentRef.current = content; + } + return null; + }, [content]); + + // Sync to parent state ONLY on blur to avoid focus loss + void handleBlur(JSObject event) { + final target = event['target']; + if (target case final JSObject t) { + final value = t['value']; + if (value case final JSString v) { + lastContentRef.current = v.toDart; + onContentChange(v.toDart); + } + } + } + + return createElement( + 'textarea'.toJS, + createProps({ + 'className': 'markdown-textarea', + 'ref': textareaRef.jsRef, + 'onBlur': handleBlur.toJS, + 'placeholder': 'Write your markdown here...', + 'data-testid': 'markdown-textarea', + }), + ); + }).toJS, +); diff --git a/examples/markdown_editor/lib/src/components/toolbar.dart b/examples/markdown_editor/lib/src/components/toolbar.dart new file mode 100644 index 0000000..8e43509 --- /dev/null +++ b/examples/markdown_editor/lib/src/components/toolbar.dart @@ -0,0 +1,119 @@ +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/dart_node_react.dart'; +import 'package:markdown_editor/src/types.dart'; + +/// Build the editor toolbar component using JSX DSL +ReactElement buildToolbar({ + required EditorMode mode, + required ToolbarCallbacks callbacks, + required void Function() onShowLinkDialog, + void Function()? onSaveSelection, +}) => createElement( + ((JSAny props) => $div(className: 'editor-toolbar') >> [ + // Text formatting group + $div(className: 'toolbar-group') >> [ + _toolbarBtn('B', 'Bold', () => callbacks.onFormat(FormatAction.bold)), + _toolbarBtn('I', 'Italic', () => callbacks.onFormat(FormatAction.italic)), + _toolbarBtn( + 'U', + 'Underline', + () => callbacks.onFormat(FormatAction.underline), + ), + _toolbarBtn( + 'S', + 'Strikethrough', + () => callbacks.onFormat(FormatAction.strikethrough), + ), + _toolbarBtn('<>', 'Code', () => callbacks.onFormat(FormatAction.code)), + ], + $span(className: 'toolbar-divider') >> '', + // Heading selector + _headingSelect(callbacks.onHeading), + $span(className: 'toolbar-divider') >> '', + // List buttons + $div(className: 'toolbar-group') >> [ + _toolbarBtn('•', 'Bullet List', () => callbacks.onList(ordered: false)), + _toolbarBtn('1.', 'Numbered List', () => callbacks.onList(ordered: true)), + ], + $span(className: 'toolbar-divider') >> '', + // Block formatting + $div(className: 'toolbar-group') >> [ + _toolbarBtn('"', 'Quote', () => callbacks.onBlock(BlockAction.quote)), + _toolbarBtn( + '{ }', + 'Code Block', + () => callbacks.onBlock(BlockAction.codeBlock), + ), + _toolbarBtn( + '—', + 'Horizontal Rule', + () => callbacks.onBlock(BlockAction.horizontalRule), + ), + ], + $span(className: 'toolbar-divider') >> '', + // Link button + $div(className: 'toolbar-group') >> [ + _toolbarBtn( + '🔗', + 'Insert Link', + onShowLinkDialog, + onMouseDown: onSaveSelection, + ), + ], + // Mode toggle + $button(className: 'mode-toggle', onClick: callbacks.onToggleMode) >> + switch (mode) { + EditorMode.wysiwyg => 'View Markdown', + EditorMode.markdown => 'View Formatted', + }, + ]).toJS, +); + +ReactElement _toolbarBtn( + String label, + String title, + void Function() onClick, { + void Function()? onMouseDown, +}) => createElement( + 'button'.toJS, + createProps({ + 'className': 'toolbar-btn', + 'title': title, + 'onClick': onClick.toJS, + 'onMouseDown': ((JSObject e) { + // Prevent button from stealing focus from editor + final preventDefault = e['preventDefault']; + if (preventDefault != null && preventDefault.isA()) { + (preventDefault as JSFunction).callAsFunction(e); + } + // Call custom onMouseDown if provided + onMouseDown?.call(); + }).toJS, + }), + [label.toJS].toJS, +); + +ReactElement _headingSelect(void Function(int) onHeading) => createElement( + 'select'.toJS, + createProps({ + 'className': 'heading-select', + 'onChange': ((JSObject e) { + final target = e['target']; + if (target case final JSObject t) { + final value = t['value']; + if (value case final JSString v) { + onHeading(int.tryParse(v.toDart) ?? 0); + } + } + }).toJS, + }), + [ + $option(value: '0') >> 'Paragraph', + $option(value: '1') >> 'Heading 1', + $option(value: '2') >> 'Heading 2', + $option(value: '3') >> 'Heading 3', + $option(value: '4') >> 'Heading 4', + ].toJS, +); diff --git a/examples/markdown_editor/lib/src/editor_commands.dart b/examples/markdown_editor/lib/src/editor_commands.dart new file mode 100644 index 0000000..a01fea5 --- /dev/null +++ b/examples/markdown_editor/lib/src/editor_commands.dart @@ -0,0 +1,212 @@ +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:markdown_editor/src/types.dart'; + +/// JS interop for document.execCommand +@JS('document.execCommand') +external bool _execCommand(JSString command, JSBoolean showUI, JSAny? value); + +/// JS interop for document.queryCommandState +@JS('document.queryCommandState') +external JSBoolean _queryCommandState(JSString command); + +/// JS interop for window.getSelection +@JS('window.getSelection') +external JSObject? _getSelection(); + +/// Saved selection range for link operations +JSObject? _savedRange; + +/// Saved editable container element to focus before restoring selection +JSObject? _savedEditable; + +/// Apply formatting action to the current selection +void applyFormat(FormatAction action) { + final command = switch (action) { + FormatAction.bold => 'bold', + FormatAction.italic => 'italic', + FormatAction.underline => 'underline', + FormatAction.strikethrough => 'strikeThrough', + FormatAction.code => null, // Handled separately + }; + if (command != null) { + _execCommand(command.toJS, false.toJS, null); + } else if (action == FormatAction.code) { + _wrapSelectionWith('code'); + } +} + +/// Apply heading level to the current selection +void applyHeading(int level) { + final tag = (level == 0) ? 'p' : 'h$level'; + _execCommand('formatBlock'.toJS, false.toJS, '<$tag>'.toJS); +} + +/// Toggle list formatting on the current selection +void applyList({required bool ordered}) { + final command = ordered ? 'insertOrderedList' : 'insertUnorderedList'; + _execCommand(command.toJS, false.toJS, null); +} + +/// Apply block-level formatting +void applyBlock(BlockAction action) { + switch (action) { + case BlockAction.quote: + _execCommand('formatBlock'.toJS, false.toJS, '
          '.toJS); + case BlockAction.codeBlock: + _execCommand('formatBlock'.toJS, false.toJS, '
          '.toJS);
+    case BlockAction.horizontalRule:
+      _execCommand('insertHorizontalRule'.toJS, false.toJS, null);
+  }
+}
+
+/// Save the current selection range (call before opening link dialog)
+void saveSelection() {
+  final selection = _getSelection();
+  if (selection == null) return;
+
+  final rangeCount = selection['rangeCount'];
+  if (rangeCount == null) return;
+
+  final count = (rangeCount as JSNumber).toDartInt;
+  if (count > 0) {
+    final getRangeAt = selection['getRangeAt'];
+    if (getRangeAt != null && getRangeAt.isA()) {
+      final range = (getRangeAt as JSFunction)
+          .callAsFunction(selection, 0.toJS);
+      if (range != null && range.isA()) {
+        // Save the common ancestor container to focus later
+        final container = (range as JSObject)['commonAncestorContainer'];
+        if (container != null && container.isA()) {
+          _savedEditable = _findEditableParent(container as JSObject);
+        }
+
+        final cloneRange = range['cloneRange'];
+        if (cloneRange != null && cloneRange.isA()) {
+          final cloned = (cloneRange as JSFunction).callAsFunction(range);
+          if (cloned != null && cloned.isA()) {
+            _savedRange = cloned as JSObject;
+          }
+        }
+      }
+    }
+  }
+}
+
+/// Find the contenteditable parent element
+JSObject? _findEditableParent(JSObject node) {
+  var current = node;
+  while (true) {
+    final editable = current['contentEditable'];
+    if (editable != null && editable.isA()) {
+      if ((editable as JSString).toDart == 'true') {
+        return current;
+      }
+    }
+    final parent = current['parentElement'];
+    if (parent == null || !parent.isA()) break;
+    current = parent as JSObject;
+  }
+  return null;
+}
+
+/// Restore the saved selection range (call before applying link)
+void restoreSelection() {
+  if (_savedRange == null) return;
+
+  // Focus the editable element first
+  if (_savedEditable != null) {
+    final focus = _savedEditable!['focus'];
+    if (focus != null && focus.isA()) {
+      (focus as JSFunction).callAsFunction(_savedEditable);
+    }
+  }
+
+  final selection = _getSelection();
+  if (selection == null) return;
+
+  final removeAllRanges = selection['removeAllRanges'];
+  final addRange = selection['addRange'];
+
+  if (removeAllRanges != null && removeAllRanges.isA()) {
+    (removeAllRanges as JSFunction).callAsFunction(selection);
+  }
+  if (addRange != null && addRange.isA()) {
+    (addRange as JSFunction).callAsFunction(selection, _savedRange);
+  }
+}
+
+/// Clear the saved selection
+void clearSavedSelection() {
+  _savedRange = null;
+  _savedEditable = null;
+}
+
+/// Insert a link at the current selection
+void applyLink(String url, String text) {
+  if (url.isEmpty) return;
+  restoreSelection();
+  _execCommand('createLink'.toJS, false.toJS, url.toJS);
+  clearSavedSelection();
+}
+
+/// Get the URL of the currently selected link (if cursor is inside a link)
+/// Returns a record with url and text, or null if not inside a link
+({String url, String text})? getSelectedLinkInfo() {
+  final selection = _getSelection();
+  if (selection == null) return null;
+
+  // Get the anchor node (where the cursor is)
+  final anchorNode = selection['anchorNode'];
+  if (anchorNode == null) return null;
+
+  // Walk up the DOM tree to find an anchor element
+  var node = anchorNode.isA() ? anchorNode as JSObject : null;
+  while (node != null) {
+    final nodeName = node['nodeName'];
+    if (nodeName case final JSString name) {
+      if (name.toDart.toUpperCase() == 'A') {
+        // Found an anchor element
+        final href = node['href'];
+        final text = node['textContent'];
+        final hrefStr = (href != null && href.isA())
+            ? (href as JSString).toDart
+            : '';
+        final textStr = (text != null && text.isA())
+            ? (text as JSString).toDart
+            : '';
+        return (url: hrefStr, text: textStr);
+      }
+    }
+    // Move to parent node
+    final parent = node['parentNode'];
+    node = (parent != null && parent.isA())
+        ? parent as JSObject
+        : null;
+  }
+
+  return null;
+}
+
+/// Check if a format is currently active at the cursor position
+bool isFormatActive(FormatAction action) {
+  final command = switch (action) {
+    FormatAction.bold => 'bold',
+    FormatAction.italic => 'italic',
+    FormatAction.underline => 'underline',
+    FormatAction.strikethrough => 'strikeThrough',
+    FormatAction.code => null,
+  };
+  return (command != null) && _queryCommandState(command.toJS).toDart;
+}
+
+/// Wrap the current selection with a tag
+void _wrapSelectionWith(String tag) {
+  final selection = _getSelection();
+  if (selection == null) return;
+
+  final text = selection.callMethod('toString'.toJS);
+  final wrapped = '<$tag>${text.toDart}';
+  _execCommand('insertHTML'.toJS, false.toJS, wrapped.toJS);
+}
diff --git a/examples/markdown_editor/lib/src/markdown_parser.dart b/examples/markdown_editor/lib/src/markdown_parser.dart
new file mode 100644
index 0000000..82fa942
--- /dev/null
+++ b/examples/markdown_editor/lib/src/markdown_parser.dart
@@ -0,0 +1,186 @@
+import 'dart:js_interop';
+
+/// JS interop binding for marked.js parse function
+@JS('marked.parse')
+external JSString _markedParse(JSString markdown);
+
+/// Convert markdown to HTML using marked.js
+String markdownToHtml(String markdown) =>
+    markdown.isEmpty ? '' : _markedParse(markdown.toJS).toDart;
+
+/// Convert HTML from contenteditable back to markdown
+/// Handles the subset of HTML that contenteditable produces
+String htmlToMarkdown(String html) {
+  if (html.isEmpty) return '';
+
+  var result = html;
+
+  // Process headings first (block level)
+  result = _convertHeadings(result);
+
+  // Process lists
+  result = _convertLists(result);
+
+  // Process inline elements
+  result = _convertInlineElements(result);
+
+  // Process block elements
+  result = _convertBlockElements(result);
+
+  // Final cleanup
+  return _cleanupResult(result);
+}
+
+String _convertHeadings(String html) {
+  var result = html;
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '# ${_stripTags(m.group(1) ?? '')}\n\n',
+  );
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '## ${_stripTags(m.group(1) ?? '')}\n\n',
+  );
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '### ${_stripTags(m.group(1) ?? '')}\n\n',
+  );
+  return result;
+}
+
+String _convertLists(String html) {
+  var result = html;
+
+  // Convert unordered lists
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => _convertListItems(m.group(1) ?? '', ordered: false),
+  );
+
+  // Convert ordered lists
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => _convertListItems(m.group(1) ?? '', ordered: true),
+  );
+
+  return result;
+}
+
+String _convertListItems(String listContent, {required bool ordered}) {
+  final items = RegExp(
+    ']*>(.*?)',
+    caseSensitive: false,
+    dotAll: true,
+  ).allMatches(listContent);
+
+  final buffer = StringBuffer();
+  var index = 1;
+  for (final item in items) {
+    final content = _stripTags(item.group(1) ?? '').trim();
+    final prefix = ordered ? '$index. ' : '- ';
+    buffer.writeln('$prefix$content');
+    index++;
+  }
+  buffer.writeln();
+  return buffer.toString();
+}
+
+String _convertInlineElements(String html) {
+  var result = html;
+
+  // Bold:  or 
+  result = result.replaceAllMapped(
+    RegExp(r'<(strong|b)[^>]*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '**${m.group(2)}**',
+  );
+
+  // Italic:  or 
+  result = result.replaceAllMapped(
+    RegExp(r'<(em|i)[^>]*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '*${m.group(2)}*',
+  );
+
+  // Underline:  (using __ convention)
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '__${m.group(1)}__',
+  );
+
+  // Links: text
+  result = result.replaceAllMapped(
+    RegExp(
+      ']*href="([^"]*)"[^>]*>(.*?)',
+      caseSensitive: false,
+      dotAll: true,
+    ),
+    (m) => '[${m.group(2)}](${m.group(1)})',
+  );
+
+  // Inline code: 
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '`${m.group(1)}`',
+  );
+
+  return result;
+}
+
+String _convertBlockElements(String html) {
+  var result = html;
+
+  // Paragraphs
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)
          ', caseSensitive: false, dotAll: true),
+    (m) => '${m.group(1)}\n\n',
+  );
+
+  // Divs (contenteditable often uses these)
+  result = result.replaceAllMapped(
+    RegExp(']*>(.*?)', caseSensitive: false, dotAll: true),
+    (m) => '${m.group(1)}\n',
+  );
+
+  // Line breaks
+  result = result.replaceAll(RegExp(r''), '\n');
+
+  // Blockquotes
+  result = result.replaceAllMapped(
+    RegExp(
+      ']*>(.*?)
          ', + caseSensitive: false, + dotAll: true, + ), + (m) => '> ${_stripTags(m.group(1) ?? '').trim()}\n\n', + ); + + return result; +} + +String _cleanupResult(String text) { + var result = text; + + // Strip any remaining HTML tags + result = _stripTags(result); + + // Decode common HTML entities + result = _decodeHtmlEntities(result); + + // Normalize whitespace + result = result.replaceAll(RegExp('\n{3,}'), '\n\n'); + result = result.replaceAll(RegExp('[ \t]+'), ' '); + + return result.trim(); +} + +String _stripTags(String html) => html.replaceAll(RegExp('<[^>]*>'), ''); + +String _decodeHtmlEntities(String text) { + var result = text; + result = result.replaceAll(' ', ' '); + result = result.replaceAll('&', '&'); + result = result.replaceAll('<', '<'); + result = result.replaceAll('>', '>'); + result = result.replaceAll('"', '"'); + result = result.replaceAll(''', "'"); + return result; +} diff --git a/examples/markdown_editor/lib/src/types.dart b/examples/markdown_editor/lib/src/types.dart new file mode 100644 index 0000000..3f26007 --- /dev/null +++ b/examples/markdown_editor/lib/src/types.dart @@ -0,0 +1,54 @@ +/// Type definitions for the markdown editor +library; + +/// Editor view mode - either WYSIWYG or raw markdown +enum EditorMode { + /// Rich text editing mode + wysiwyg, + + /// Raw markdown editing mode + markdown, +} + +/// Formatting actions for inline styles +enum FormatAction { + /// Bold formatting + bold, + + /// Italic formatting + italic, + + /// Underline formatting + underline, + + /// Strikethrough formatting + strikethrough, + + /// Inline code formatting + code, +} + +/// Block-level formatting actions +enum BlockAction { + /// Blockquote + quote, + + /// Code block + codeBlock, + + /// Horizontal rule + horizontalRule, +} + +/// Heading levels (0 = paragraph, 1-6 = h1-h6) +typedef HeadingLevel = int; + +/// Toolbar callback functions record +typedef ToolbarCallbacks = ({ + void Function(FormatAction) onFormat, + void Function(HeadingLevel) onHeading, + void Function({required bool ordered}) onList, + void Function(BlockAction) onBlock, + void Function(String url, String text) onLink, + void Function() onToggleMode, +}); diff --git a/examples/markdown_editor/pubspec.lock b/examples/markdown_editor/pubspec.lock new file mode 100644 index 0000000..50b2083 --- /dev/null +++ b/examples/markdown_editor/pubspec.lock @@ -0,0 +1,419 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" + austerity: + dependency: "direct main" + description: + name: austerity + sha256: e81f52faa46859ed080ad6c87de3409b379d162c083151d6286be6eb7b71f816 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" + dart_node_core: + dependency: "direct main" + description: + path: "../../packages/dart_node_core" + relative: true + source: path + version: "0.2.0-beta" + dart_node_react: + dependency: "direct main" + description: + path: "../../packages/dart_node_react" + relative: true + source: path + version: "0.2.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + lints: + dependency: "direct dev" + description: + name: lints + sha256: c35bb79562d980e9a453fc715854e1ed39e24e7d0297a880ef54e17f9874a9d7 + url: "https://pub.dev" + source: hosted + version: "5.1.1" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" + nadz: + dependency: "direct main" + description: + name: nadz + sha256: "749586d5d9c94c3660f85c4fa41979345edd5179ef221d6ac9127f36ca1674f8" + url: "https://pub.dev" + source: hosted + version: "0.0.7-beta" + node_preamble: + dependency: transitive + description: + name: node_preamble + sha256: "6e7eac89047ab8a8d26cf16127b5ed26de65209847630400f9aefd7cd5c730db" + url: "https://pub.dev" + source: hosted + version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" +sdks: + dart: ">=3.10.0 <4.0.0" diff --git a/examples/markdown_editor/pubspec.yaml b/examples/markdown_editor/pubspec.yaml new file mode 100644 index 0000000..6fd455c --- /dev/null +++ b/examples/markdown_editor/pubspec.yaml @@ -0,0 +1,19 @@ +name: markdown_editor +description: Word-style document editor with Markdown backend (Dart + React) +version: 0.1.0 +publish_to: none + +environment: + sdk: ^3.10.0 + +dependencies: + austerity: ^1.3.0 + dart_node_core: + path: ../../packages/dart_node_core + dart_node_react: + path: ../../packages/dart_node_react + nadz: ^0.0.7-beta + +dev_dependencies: + lints: ^5.0.0 + test: ^1.25.0 diff --git a/examples/markdown_editor/test/editor_test.dart b/examples/markdown_editor/test/editor_test.dart new file mode 100644 index 0000000..7b98514 --- /dev/null +++ b/examples/markdown_editor/test/editor_test.dart @@ -0,0 +1,502 @@ +/// UI interaction tests for the Markdown Editor app. +/// +/// Tests verify actual user interactions using the real lib/ components. +/// Run with: dart test -p chrome +@TestOn('browser') +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/src/testing_library.dart'; +import 'package:markdown_editor/markdown_editor.dart'; +import 'package:test/test.dart'; + +import 'test_helpers.dart'; + +void main() { + group('Editor UI Interactions', () { + test('renders editor with toolbar and content area', () { + final result = render(EditorApp()); + + expect(result.container.textContent, contains('Markdown Editor')); + expect(result.container.querySelector('.editor-toolbar'), isNotNull); + expect(result.container.querySelector('.editor-content'), isNotNull); + expect(result.container.querySelector('.mode-toggle'), isNotNull); + + result.unmount(); + }); + + test('toolbar has all formatting buttons', () { + final result = render(EditorApp()); + + final toolbar = result.container.querySelector('.editor-toolbar')!; + expect(toolbar.textContent, contains('B')); + expect(toolbar.textContent, contains('I')); + expect(toolbar.textContent, contains('U')); + expect(toolbar.textContent, contains('S')); + expect(toolbar.textContent, contains('<>')); + + result.unmount(); + }); + + test('toolbar has heading selector', () { + final result = render(EditorApp()); + + final select = result.container.querySelector('.heading-select'); + expect(select, isNotNull); + expect(select!.textContent, contains('Paragraph')); + expect(select.textContent, contains('Heading 1')); + expect(select.textContent, contains('Heading 2')); + + result.unmount(); + }); + + test('toolbar has list buttons', () { + final result = render(EditorApp()); + + final toolbar = result.container.querySelector('.editor-toolbar')!; + expect(toolbar.textContent, contains('•')); + expect(toolbar.textContent, contains('1.')); + + result.unmount(); + }); + + test('toolbar has block formatting buttons', () { + final result = render(EditorApp()); + + final toolbar = result.container.querySelector('.editor-toolbar')!; + expect(toolbar.textContent, contains('"')); + expect(toolbar.textContent, contains('{ }')); + expect(toolbar.textContent, contains('—')); + + result.unmount(); + }); + + test('toolbar has link button', () { + final result = render(EditorApp()); + + expect(result.container.textContent, contains('🔗')); + + result.unmount(); + }); + + test('toggle mode switches between WYSIWYG and markdown', () async { + final result = render(EditorApp()); + + expect(result.container.textContent, contains('View Markdown')); + expect(result.container.querySelector('.editor-content'), isNotNull); + + fireClick(result.container.querySelector('.mode-toggle')!); + + await waitForText(result, 'View Formatted'); + expect(result.container.querySelector('.markdown-textarea'), isNotNull); + expect(result.container.querySelector('.editor-content'), isNull); + + fireClick(result.container.querySelector('.mode-toggle')!); + + await waitForText(result, 'View Markdown'); + expect(result.container.querySelector('.editor-content'), isNotNull); + + result.unmount(); + }); + + test('status bar shows word count', () { + final result = render(EditorApp()); + + expect(result.container.textContent, contains('0 words')); + expect(result.container.textContent, contains('Formatted View')); + + result.unmount(); + }); + + test('typing in markdown textarea retains focus', () async { + final result = render(EditorApp()); + + // Switch to markdown mode + fireClick(result.container.querySelector('.mode-toggle')!); + await waitForText(result, 'View Formatted'); + + final textarea = result.container.querySelector('.markdown-textarea')!; + + // Type multiple characters - this would fail if focus is lost + await userType(textarea, 'Hello World'); + + // Verify the text was actually typed (uncontrolled component) + // Access the underlying JS DOM element to get the value + final value = textarea.jsNode['value']; + expect((value! as JSString).toDart, contains('Hello World')); + + result.unmount(); + }); + + test('markdown textarea keeps cursor position while typing', () async { + final result = render(EditorApp()); + + // Switch to markdown mode + fireClick(result.container.querySelector('.mode-toggle')!); + await waitForText(result, 'View Formatted'); + + final textarea = result.container.querySelector('.markdown-textarea')!; + + // Type a longer string that would expose focus loss issues + await userType(textarea, 'The quick brown fox jumps over the lazy dog'); + + // Verify complete text was typed without interruption + final value = textarea.jsNode['value']; + expect( + (value! as JSString).toDart, + contains('The quick brown fox jumps over the lazy dog'), + ); + + result.unmount(); + }); + + test('link button opens dialog', () async { + final result = render(EditorApp()); + + expect(result.container.querySelector('.dialog-overlay'), isNull); + + final linkBtn = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtn.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + fireClick(linkButton); + + await waitForText(result, 'Insert Link'); + expect(result.container.querySelector('.dialog-overlay'), isNotNull); + expect(result.container.querySelector('.dialog'), isNotNull); + expect(result.container.textContent, contains('URL')); + expect(result.container.textContent, contains('Display Text')); + + result.unmount(); + }); + + test('link dialog can be closed with Cancel', () async { + final result = render(EditorApp()); + + final linkBtn = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtn.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + fireClick(linkButton); + + await waitForText(result, 'Insert Link'); + + final cancelBtn = result.container.querySelector('.btn-secondary')!; + fireClick(cancelBtn); + + await Future.delayed(const Duration(milliseconds: 100)); + expect(result.container.querySelector('.dialog-overlay'), isNull); + + result.unmount(); + }); + + test('link dialog can be closed by clicking overlay', () async { + final result = render(EditorApp()); + + final linkBtn = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtn.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + fireClick(linkButton); + + await waitForText(result, 'Insert Link'); + + fireClick(result.container.querySelector('.dialog-overlay')!); + + await Future.delayed(const Duration(milliseconds: 100)); + expect(result.container.querySelector('.dialog-overlay'), isNull); + + result.unmount(); + }); + + test('link dialog accepts URL input and retains focus', () async { + final result = render(EditorApp()); + + final linkBtn = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtn.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + fireClick(linkButton); + + await waitForText(result, 'Insert Link'); + + final inputs = result.container.querySelectorAll('.dialog-input'); + expect(inputs.length, 2); + + // Type in the URL input - this tests focus retention + await userType(inputs[0], 'https://example.com'); + await userType(inputs[1], 'Example Link'); + + // Get values from the underlying JS DOM elements + final urlValue = inputs[0].jsNode['value']; + final textValue = inputs[1].jsNode['value']; + + expect((urlValue! as JSString).toDart, contains('https://example.com')); + expect((textValue! as JSString).toDart, contains('Example Link')); + + result.unmount(); + }); + + test('clicking Insert in link dialog closes it', () async { + final result = render(EditorApp()); + + final linkBtn = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtn.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + fireClick(linkButton); + + await waitForText(result, 'Insert Link'); + + final inputs = result.container.querySelectorAll('.dialog-input'); + await userType(inputs[0], 'https://example.com'); + + fireClick(result.container.querySelector('.btn-primary')!); + + await Future.delayed(const Duration(milliseconds: 100)); + expect(result.container.querySelector('.dialog-overlay'), isNull); + + result.unmount(); + }); + + test('link dialog shows empty fields for new link', () async { + final result = render(EditorApp()); + + final linkBtn = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtn.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + fireClick(linkButton); + + await waitForText(result, 'Insert Link'); + + // Dialog should have empty input fields when no link is selected + final inputs = result.container.querySelectorAll('.dialog-input'); + expect(inputs.length, 2); + + final urlValue = inputs[0].jsNode['value']; + final textValue = inputs[1].jsNode['value']; + + expect((urlValue! as JSString).toDart, equals('')); + expect((textValue! as JSString).toDart, equals('')); + + result.unmount(); + }); + + test('link dialog insert button calls applyLink and closes dialog', + () async { + final result = render(EditorApp()); + + // Get link button + final linkBtns = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtns.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + + // Focus the editor and add text + final editorContent = result.container.querySelector('.editor-content'); + expect(editorContent, isNotNull); + + // Set content via innerHTML and focus + setEditorContent(editorContent!, 'Click here for more info'); + focusElement(editorContent); + await Future.delayed(const Duration(milliseconds: 50)); + + // Select all the text + selectAllInEditor(editorContent); + await Future.delayed(const Duration(milliseconds: 50)); + + // Open dialog - mousedown saves selection, click opens dialog + fireMouseDown(linkButton); + fireClick(linkButton); + await waitForText(result, 'Insert Link'); + + // VERIFY: Dialog is open + expect( + result.container.querySelector('.dialog-overlay'), + isNotNull, + reason: 'Dialog should be open', + ); + + // Enter URL and submit + final inputs = result.container.querySelectorAll('.dialog-input'); + await userType(inputs[0], 'https://example.com/test'); + fireClick(result.container.querySelector('.btn-primary')!); + + await Future.delayed(const Duration(milliseconds: 150)); + + // VERIFY: Dialog closed after clicking Insert + expect( + result.container.querySelector('.dialog-overlay'), + isNull, + reason: 'Dialog should close after inserting link', + ); + + // Note: execCommand('createLink') behavior varies by browser/test env + // The core functionality (selection save/restore, dialog flow) is tested + + result.unmount(); + }); + + test('clicking existing link and opening dialog shows URL', () async { + final result = render(EditorApp()); + + // Get link button + final linkBtns = + result.container.querySelectorAll('.toolbar-btn').toList(); + final linkButton = linkBtns.firstWhere( + (btn) => btn.textContent.contains('🔗'), + orElse: () => throw StateError('Link button not found'), + ); + + // Focus the editor + final editorContent = result.container.querySelector('.editor-content'); + expect(editorContent, isNotNull); + fireClick(editorContent!); + + // Directly insert a link element via innerHTML + setEditorContent( + editorContent, + 'Click me some text', + ); + + // Find and click inside the link + final link = editorContent.querySelector('a'); + expect(link, isNotNull, reason: 'Link should exist in editor'); + + // Position cursor inside the link + selectNodeContents(link!); + + // Open the link dialog + fireClick(linkButton); + await waitForText(result, 'Insert Link'); + + // VERIFY: The URL field contains the existing link URL + final inputs = result.container.querySelectorAll('.dialog-input'); + final urlValue = inputs[0].jsNode['value']; + expect( + (urlValue! as JSString).toDart, + contains('existing-link.com'), + reason: 'Dialog should show existing link URL', + ); + + result.unmount(); + }); + + test('status bar shows markdown view when toggled', () async { + final result = render(EditorApp()); + + expect(result.container.textContent, contains('Formatted View')); + + fireClick(result.container.querySelector('.mode-toggle')!); + + await waitForText(result, 'Markdown View'); + expect(result.container.textContent, contains('Markdown View')); + + result.unmount(); + }); + + test('footer renders correctly', () { + final result = render(EditorApp()); + + expect( + result.container.textContent, + contains('Powered by Dart + React + Markdown'), + ); + + result.unmount(); + }); + }); + + group('Markdown Parser', () { + test('converts bold syntax', () { + final result = markdownToHtml('**bold text**'); + expect(result, contains('bold text')); + }); + + test('converts italic syntax', () { + final result = markdownToHtml('*italic text*'); + expect(result, contains('italic text')); + }); + + test('converts h1 heading', () { + final result = markdownToHtml('# Heading 1'); + expect(result, contains('')); + expect(result, contains('
        • ')); + }); + + test('converts ordered list', () { + final result = markdownToHtml('1. item 1\n2. item 2'); + expect(result, contains('
            ')); + expect(result, contains('
          1. ')); + }); + + test('handles empty string', () { + expect(markdownToHtml(''), equals('')); + }); + }); + + group('HTML to Markdown', () { + test('converts strong to bold', () { + final result = htmlToMarkdown('bold'); + expect(result, equals('**bold**')); + }); + + test('converts em to italic', () { + final result = htmlToMarkdown('italic'); + expect(result, equals('*italic*')); + }); + + test('converts u to underline', () { + final result = htmlToMarkdown('underline'); + expect(result, equals('__underline__')); + }); + + test('converts h1 to heading', () { + final result = htmlToMarkdown('

            Title

            '); + expect(result, equals('# Title')); + }); + + test('converts unordered list', () { + final result = htmlToMarkdown('
            • one
            • two
            '); + expect(result, contains('- one')); + expect(result, contains('- two')); + }); + + test('converts ordered list', () { + final result = htmlToMarkdown('
            1. first
            2. second
            '); + expect(result, contains('1. first')); + expect(result, contains('2. second')); + }); + + test('handles empty string', () { + expect(htmlToMarkdown(''), equals('')); + }); + + test('decodes HTML entities', () { + final result = htmlToMarkdown('& < >'); + expect(result, equals('& < >')); + }); + }); +} diff --git a/examples/markdown_editor/test/test_helpers.dart b/examples/markdown_editor/test/test_helpers.dart new file mode 100644 index 0000000..b7e4bd5 --- /dev/null +++ b/examples/markdown_editor/test/test_helpers.dart @@ -0,0 +1,133 @@ +/// Test helpers for markdown editor UI tests. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/src/testing_library.dart'; + +/// Wait for text to appear in the rendered component +Future waitForText( + TestRenderResult result, + String text, { + int maxAttempts = 20, + Duration interval = const Duration(milliseconds: 100), +}) async { + for (var i = 0; i < maxAttempts; i++) { + if (result.container.textContent.contains(text)) return; + await Future.delayed(interval); + } + throw StateError('Text "$text" not found after $maxAttempts attempts'); +} + +/// JS interop for window.getSelection +@JS('window.getSelection') +external JSObject? _getSelection(); + +/// JS interop for document.createRange +@JS('document.createRange') +external JSObject _createRange(); + +/// Set the innerHTML of an editor content element +void setEditorContent(DomNode element, String html) { + element.jsNode['innerHTML'] = html.toJS; +} + +/// Select text in a contenteditable element by character offsets +void selectTextInEditor(DomNode element, int start, int end) { + final selection = _getSelection(); + if (selection == null) return; + + final range = _createRange(); + final firstChild = element.jsNode['firstChild']; + if (firstChild == null) return; + + final setStart = range['setStart']; + final setEnd = range['setEnd']; + final removeAllRanges = selection['removeAllRanges']; + final addRange = selection['addRange']; + + if (setStart != null && setStart.isA()) { + (setStart as JSFunction) + .callAsFunction(range, firstChild, start.toJS); + } + if (setEnd != null && setEnd.isA()) { + (setEnd as JSFunction).callAsFunction(range, firstChild, end.toJS); + } + if (removeAllRanges != null && removeAllRanges.isA()) { + (removeAllRanges as JSFunction).callAsFunction(selection); + } + if (addRange != null && addRange.isA()) { + (addRange as JSFunction).callAsFunction(selection, range); + } +} + +/// Select the contents of a node (positions cursor inside) +void selectNodeContents(DomNode element) { + final selection = _getSelection(); + if (selection == null) return; + + final range = _createRange(); + + final selectNode = range['selectNodeContents']; + final collapse = range['collapse']; + final removeAllRanges = selection['removeAllRanges']; + final addRange = selection['addRange']; + + if (selectNode != null && selectNode.isA()) { + (selectNode as JSFunction).callAsFunction(range, element.jsNode); + } + if (collapse != null && collapse.isA()) { + (collapse as JSFunction).callAsFunction(range, false.toJS); + } + if (removeAllRanges != null && removeAllRanges.isA()) { + (removeAllRanges as JSFunction).callAsFunction(selection); + } + if (addRange != null && addRange.isA()) { + (addRange as JSFunction).callAsFunction(selection, range); + } +} + +/// JS interop for document.execCommand +@JS('document.execCommand') +external bool _execCommand(JSString command, JSBoolean showUI, JSAny? value); + +/// Focus an element +void focusElement(DomNode element) { + final focus = element.jsNode['focus']; + if (focus != null && focus.isA()) { + (focus as JSFunction).callAsFunction(element.jsNode); + } +} + +/// Insert text at current cursor using execCommand +void insertTextInEditor(String text) { + _execCommand('insertText'.toJS, false.toJS, text.toJS); +} + +/// Select all content in the editor +void selectAllInEditor(DomNode element) { + // Focus first + focusElement(element); + + final selection = _getSelection(); + if (selection == null) return; + + final range = _createRange(); + + final selectNodeContentsFunc = range['selectNodeContents']; + final removeAllRanges = selection['removeAllRanges']; + final addRange = selection['addRange']; + + if (selectNodeContentsFunc != null && + selectNodeContentsFunc.isA()) { + (selectNodeContentsFunc as JSFunction) + .callAsFunction(range, element.jsNode); + } + if (removeAllRanges != null && removeAllRanges.isA()) { + (removeAllRanges as JSFunction).callAsFunction(selection); + } + if (addRange != null && addRange.isA()) { + (addRange as JSFunction).callAsFunction(selection, range); + } +} diff --git a/examples/markdown_editor/test/test_template.html b/examples/markdown_editor/test/test_template.html new file mode 100644 index 0000000..b097247 --- /dev/null +++ b/examples/markdown_editor/test/test_template.html @@ -0,0 +1,12 @@ + + + + {{testName}} + + + + {{testScript}} + + + + diff --git a/examples/markdown_editor/web/app.dart b/examples/markdown_editor/web/app.dart new file mode 100644 index 0000000..8710a2e --- /dev/null +++ b/examples/markdown_editor/web/app.dart @@ -0,0 +1,9 @@ +import 'package:dart_node_react/dart_node_react.dart'; +import 'package:markdown_editor/markdown_editor.dart'; + +void main() { + final root = Document.getElementById('root'); + (root != null) + ? ReactDOM.createRoot(root).render(EditorApp()) + : throw StateError('Root element not found'); +} diff --git a/examples/markdown_editor/web/index.html b/examples/markdown_editor/web/index.html new file mode 100644 index 0000000..91df4c3 --- /dev/null +++ b/examples/markdown_editor/web/index.html @@ -0,0 +1,481 @@ + + + + + + Markdown Editor - Dart React App + + + + + + + + + +
            + + + + diff --git a/examples/statecore_demo/README.md b/examples/statecore_demo/README.md new file mode 100644 index 0000000..cf635bc --- /dev/null +++ b/examples/statecore_demo/README.md @@ -0,0 +1,141 @@ +# Statecore Demo + +A counter app demonstrating **shared state logic** between React (web) and React Native (mobile). + +## Running the Web App + +```bash +# 1. Install deps +dart pub get + +# 2. Compile Dart to JS +dart compile js web/app.dart -o web/build/app.js + +# 3. Start a local server +python3 -m http.server 8080 + +# 4. Open in browser +open http://localhost:8080/web/ +``` + +## Running Tests + +```bash +dart test -p chrome +``` + +## The Point + +Write your state management ONCE, use it EVERYWHERE: + +``` +lib/ +├── state/ +│ └── counter_state.dart # SHARED: Actions, Reducer, Selectors +├── web/ +│ └── counter_app.dart # React web UI +└── mobile/ + └── counter_app.dart # React Native UI +``` + +Both UIs import the SAME state logic. No duplication. No drift. + +## Features Demonstrated + +### State (counter_state.dart) +- **State as Record**: `typedef CounterState = ({int count, int step, List history})` +- **Sealed Action Classes**: Type-safe actions with exhaustive pattern matching +- **Reducer**: Pure function with switch expressions on action types +- **Selectors**: Memoized with `createSelector1` +- **Middleware**: Optional logging + +### Web UI (counter_app.dart) +- Uses React with JSX-like DSL (`$div`, `$button`, etc.) +- Subscribes to store for re-renders + +### Mobile UI (counter_app.dart) +- Uses React Native components (`view`, `text`, `touchableOpacity`) +- Same store subscription pattern + +## Key Concepts + +### 1. State is Just a Record +```dart +typedef CounterState = ({int count, int step, List history}); +``` +No classes needed. Structural typing FTW. + +### 2. Actions as Sealed Classes (Type-Safe!) +```dart +sealed class CounterAction extends Action { + const CounterAction(); +} + +final class Increment extends CounterAction { + const Increment(); +} + +final class Decrement extends CounterAction { + const Decrement(); +} + +final class SetStep extends CounterAction { + const SetStep(this.step); + final int step; +} + +final class Reset extends CounterAction { + const Reset(); +} +``` + +### 3. Reducers with Pattern Matching on TYPES (not strings!) +```dart +CounterState counterReducer(CounterState state, Action action) => + switch (action) { + Increment() => (count: state.count + state.step, ...), + Decrement() => (count: state.count - state.step, ...), + SetStep(:final step) => (count: state.count, step: step, ...), + Reset() => initialState(), + _ => state, // Handle system actions + }; +``` + +### 4. Memoized Selectors +```dart +final selectCanUndo = createSelector1( + selectHistory, + (history) => history.length > 1, +); +``` + +### 5. One Store, Many UIs +```dart +// Web +final store = createCounterStore(); +// Render React component that uses store + +// Mobile +final store = createCounterStore(); +// Render React Native component that uses store +``` + +Same store API. Same actions. Same state. Different UI. + +## Dispatching Actions + +```dart +// Dispatch type-safe actions - no strings! +store.dispatch(const Increment()); +store.dispatch(const Decrement()); +store.dispatch(const SetStep(5)); +store.dispatch(const Reset()); +``` + +## Why This Matters + +1. **Type Safety**: Pattern matching ensures exhaustive handling of all action types +2. **Test State Once**: Unit test reducers, selectors in isolation +3. **UI Tests Are Simple**: Just verify UI reacts to state changes +4. **No Logic Drift**: Web and mobile can't diverge - same code +5. **Easy Refactoring**: Change state logic in ONE place diff --git a/examples/statecore_demo/analysis_options.yaml b/examples/statecore_demo/analysis_options.yaml new file mode 100644 index 0000000..46fb6f9 --- /dev/null +++ b/examples/statecore_demo/analysis_options.yaml @@ -0,0 +1 @@ +include: package:austerity/analysis_options.yaml diff --git a/examples/statecore_demo/dart_test.yaml b/examples/statecore_demo/dart_test.yaml new file mode 100644 index 0000000..fdaf610 --- /dev/null +++ b/examples/statecore_demo/dart_test.yaml @@ -0,0 +1,3 @@ +platforms: [chrome] + +custom_html_template_path: test/test_template.html diff --git a/examples/statecore_demo/lib/mobile/counter_app.dart b/examples/statecore_demo/lib/mobile/counter_app.dart new file mode 100644 index 0000000..713e601 --- /dev/null +++ b/examples/statecore_demo/lib/mobile/counter_app.dart @@ -0,0 +1,184 @@ +/// React Native (Mobile) UI for the counter demo. +/// +/// This UI uses the SAME shared state from counter_state.dart as web! +library; + +import 'package:dart_node_react/dart_node_react.dart' hide view; +import 'package:dart_node_react_native/dart_node_react_native.dart'; +import 'package:dart_node_statecore/dart_node_statecore.dart'; +import 'package:statecore_demo/state/counter_state.dart'; + +// Styles +const _containerStyle = { + 'flex': 1, + 'backgroundColor': '#f5f5f5', + 'padding': 20, +}; + +const _headerStyle = { + 'fontSize': 28, + 'fontWeight': 'bold', + 'textAlign': 'center', + 'marginBottom': 20, + 'color': '#333', +}; + +const _countStyle = { + 'fontSize': 72, + 'fontWeight': 'bold', + 'textAlign': 'center', + 'color': '#2196F3', + 'marginVertical': 30, +}; + +const _buttonRowStyle = { + 'flexDirection': 'row', + 'justifyContent': 'center', + 'gap': 20, + 'marginVertical': 10, +}; + +const _buttonStyle = { + 'backgroundColor': '#2196F3', + 'paddingHorizontal': 30, + 'paddingVertical': 15, + 'borderRadius': 8, +}; + +const _dangerButtonStyle = { + 'backgroundColor': '#f44336', + 'paddingHorizontal': 30, + 'paddingVertical': 15, + 'borderRadius': 8, +}; + +const _disabledButtonStyle = { + 'backgroundColor': '#ccc', + 'paddingHorizontal': 30, + 'paddingVertical': 15, + 'borderRadius': 8, +}; + +const _buttonTextStyle = { + 'color': '#fff', + 'fontSize': 18, + 'fontWeight': 'bold', +}; + +const _statsStyle = { + 'marginTop': 30, + 'padding': 15, + 'backgroundColor': '#fff', + 'borderRadius': 8, +}; + +const _statTextStyle = { + 'fontSize': 14, + 'color': '#666', + 'textAlign': 'center', +}; + +Map _inactiveButtonStyle() => { + ..._buttonStyle, + 'backgroundColor': '#888', + }; + +/// The main counter app component for mobile (React Native). +ReactElement mobileCounterApp({Store? store}) => + functionalComponent('MobileCounterApp', (props) { + // Create store on first render, or use provided one + final storeRef = useRef?>(); + if (storeRef.current == null) { + storeRef.current = store ?? createCounterStore(); + } + final s = storeRef.current!; + + // Force re-render on state change + final forceUpdate = _useForceUpdate(); + useEffect(() { + final unsubscribe = s.subscribe(forceUpdate); + return unsubscribe; + }, []); + + final state = s.getState(); + final canUndo = selectCanUndo(state); + final stats = selectHistoryStats(state); + + return safeAreaView( + style: _containerStyle, + children: [ + text('Statecore Counter', style: _headerStyle), + text('${state.count}', style: _countStyle), + // Increment/Decrement buttons + view( + style: _buttonRowStyle, + children: [ + touchableOpacity( + style: _buttonStyle, + onPress: () => s.dispatch(const Decrement()), + child: text('-${state.step}', style: _buttonTextStyle), + ), + touchableOpacity( + style: _buttonStyle, + onPress: () => s.dispatch(const Increment()), + child: text('+${state.step}', style: _buttonTextStyle), + ), + ], + ), + // Step selector + view( + style: _buttonRowStyle, + children: [ + for (final step in [1, 5, 10]) + touchableOpacity( + style: state.step == step + ? _buttonStyle + : _inactiveButtonStyle(), + onPress: () => s.dispatch(SetStep(step)), + child: text('Step $step', style: _buttonTextStyle), + ), + ], + ), + // Undo/Reset buttons + view( + style: _buttonRowStyle, + children: [ + touchableOpacity( + style: canUndo ? _buttonStyle : _disabledButtonStyle, + onPress: canUndo ? () => s.dispatch(const Undo()) : null, + child: text('Undo', style: _buttonTextStyle), + ), + touchableOpacity( + style: _dangerButtonStyle, + onPress: () => s.dispatch(const Reset()), + child: text('Reset', style: _buttonTextStyle), + ), + ], + ), + // Stats + view( + style: _statsStyle, + children: [ + text( + 'History: ${state.history.length} entries', + style: _statTextStyle, + ), + text( + 'Min: ${stats.min} | Max: ${stats.max}', + style: _statTextStyle, + ), + text( + 'Avg: ${stats.avg.toStringAsFixed(1)}', + style: _statTextStyle, + ), + ], + ), + ], + ); + }); + +/// Hook to force re-render +void Function() _useForceUpdate() { + final state = useState(0); + return () => state.set(state.value + 1); +} diff --git a/examples/statecore_demo/lib/state/counter_state.dart b/examples/statecore_demo/lib/state/counter_state.dart new file mode 100644 index 0000000..345da58 --- /dev/null +++ b/examples/statecore_demo/lib/state/counter_state.dart @@ -0,0 +1,163 @@ +/// Shared counter state - works on web AND mobile! +/// +/// This is the core state management logic that's 100% shared +/// between React (web) and React Native (mobile). +library; + +import 'package:dart_logging/dart_logging.dart'; +import 'package:dart_node_statecore/dart_node_statecore.dart'; + +// ============================================================================= +// State - just a record, nice and simple +// ============================================================================= + +/// The counter state containing count, step size, and history. +typedef CounterState = ({int count, int step, List history}); + +/// Creates the initial counter state. +CounterState initialState() => (count: 0, step: 1, history: [0]); + +// ============================================================================= +// Actions - type-safe sealed class hierarchy +// ============================================================================= + +/// Base class for all counter actions. +sealed class CounterAction extends Action { + const CounterAction(); +} + +/// Action to increment the counter. +final class Increment extends CounterAction { + /// Creates an increment action. + const Increment(); +} + +/// Action to decrement the counter. +final class Decrement extends CounterAction { + /// Creates a decrement action. + const Decrement(); +} + +/// Action to reset the counter. +final class Reset extends CounterAction { + /// Creates a reset action. + const Reset(); +} + +/// Action to set the step size. +final class SetStep extends CounterAction { + /// Creates a set step action with the given [step] size. + const SetStep(this.step); + + /// The step size to set. + final int step; +} + +/// Action to undo the last action. +final class Undo extends CounterAction { + /// Creates an undo action. + const Undo(); +} + +// ============================================================================= +// Reducer - pure function, easy to test +// ============================================================================= + +/// The counter reducer - handles all counter actions. +CounterState counterReducer(CounterState state, Action action) { + final count = state.count; + final step = state.step; + final history = state.history; + + return switch (action) { + Increment() => ( + count: count + step, + step: step, + history: [...history, count + step], + ), + Decrement() => ( + count: count - step, + step: step, + history: [...history, count - step], + ), + Reset() => initialState(), + SetStep(:final step) => ( + count: count, + step: step, + history: history, + ), + Undo() when history.length > 1 => ( + count: history[history.length - 2], + step: step, + history: history.sublist(0, history.length - 1), + ), + _ => state, + }; +} + +// ============================================================================= +// Selectors - memoized for performance +// ============================================================================= + +/// Selects the current count from state. +int selectCount(CounterState s) => s.count; + +/// Selects the current step size from state. +int selectStep(CounterState s) => s.step; + +/// Selects the history list from state. +List selectHistory(CounterState s) => s.history; + +/// Memoized selector that returns whether undo is available. +final selectCanUndo = createSelector1( + selectHistory, + (history) => history.length > 1, +); + +/// Memoized selector that calculates history statistics. +final selectHistoryStats = createSelector1( + selectHistory, + (history) { + if (history.isEmpty) return (min: 0, max: 0, avg: 0.0); + return ( + min: history.reduce((a, b) => a < b ? a : b), + max: history.reduce((a, b) => a > b ? a : b), + avg: history.reduce((a, b) => a + b) / history.length, + ); + }, +); + +// ============================================================================= +// Middleware - logging for debugging +// ============================================================================= + +/// Middleware that logs all actions and state changes using dart_logging. +Middleware loggerMiddleware(Logger logger) => + (api) => (next) => (action) { + final before = api.getState(); + next(action); + final after = api.getState(); + final actionName = action.runtimeType.toString(); + logger.debug( + '[$actionName] ${before.count} -> ${after.count}', + structuredData: { + 'action': actionName, + 'before': before.count, + 'after': after.count, + }, + ); + }; + +// ============================================================================= +// Store Factory - creates a configured store +// ============================================================================= + +/// Creates a counter store with optional logging middleware. +Store createCounterStore({Logger? logger}) => + createStore( + counterReducer, + initialState(), + enhancer: logger != null + ? applyMiddleware([loggerMiddleware(logger)]) + : null, + ); diff --git a/examples/statecore_demo/lib/statecore_demo.dart b/examples/statecore_demo/lib/statecore_demo.dart new file mode 100644 index 0000000..bd80e2d --- /dev/null +++ b/examples/statecore_demo/lib/statecore_demo.dart @@ -0,0 +1,4 @@ +/// Statecore Demo - shared state logic for React & React Native +library; + +export 'state/counter_state.dart'; diff --git a/examples/statecore_demo/lib/web/counter_app.dart b/examples/statecore_demo/lib/web/counter_app.dart new file mode 100644 index 0000000..7e3a75c --- /dev/null +++ b/examples/statecore_demo/lib/web/counter_app.dart @@ -0,0 +1,99 @@ +/// React (Web) UI for the counter demo. +/// +/// This UI uses the shared state from counter_state.dart. +/// Run with: dart test -p chrome +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/dart_node_react.dart'; +import 'package:dart_node_statecore/dart_node_statecore.dart'; +import 'package:statecore_demo/state/counter_state.dart'; + +String _getSelectValue(SyntheticEvent e) { + final target = (e as JSObject)['target']; + if (target case final JSObject t) { + if (t['value'] case final JSString v) { + return v.toDart; + } + } + return ''; +} + +/// The main counter app component for web. +/// Uses createElement directly for proper React event handling. +ReactElement counterApp({Store? store}) => createElement( + ((JSAny props) { + // Create store on first render, or use provided one + final storeRef = useRef?>(); + if (storeRef.current == null) { + storeRef.current = store ?? createCounterStore(); + } + final s = storeRef.current!; + + // Force re-render on state change + final forceUpdate = _useForceUpdate(); + useEffect(() { + final unsubscribe = s.subscribe(forceUpdate); + return unsubscribe; + }, []); + + final state = s.getState(); + final canUndo = selectCanUndo(state); + final stats = selectHistoryStats(state); + + return $div(className: 'counter-app') >> [ + $h1 >> 'Statecore Counter', + $div(className: 'counter-display') >> [ + $span(className: 'count') >> '${state.count}', + ], + $div(className: 'controls') >> [ + $button( + className: 'btn', + onClick: () => s.dispatch(const Decrement()), + ) >> '-${state.step}', + $button( + className: 'btn primary', + onClick: () => s.dispatch(const Increment()), + ) >> '+${state.step}', + ], + $div(className: 'step-control') >> [ + $label() >> 'Step: ', + $select( + value: '${state.step}', + onChange: (e) { + final val = int.tryParse(_getSelectValue(e)) ?? 1; + s.dispatch(SetStep(val)); + }, + ) >> [ + $option(key: '1', value: '1') >> '1', + $option(key: '5', value: '5') >> '5', + $option(key: '10', value: '10') >> '10', + ], + ], + $div(className: 'actions') >> [ + $button( + className: 'btn', + disabled: !canUndo, + onClick: () => s.dispatch(const Undo()), + ) >> 'Undo', + $button( + className: 'btn danger', + onClick: () => s.dispatch(const Reset()), + ) >> 'Reset', + ], + $div(className: 'stats') >> [ + $p() >> 'History: ${state.history.length} entries', + $p() >> 'Min: ${stats.min} | Max: ${stats.max}', + $p() >> 'Avg: ${stats.avg.toStringAsFixed(1)}', + ], + ]; + }).toJS, + ); + +/// Hook to force re-render +void Function() _useForceUpdate() { + final state = useState(0); + return () => state.set(state.value + 1); +} diff --git a/examples/statecore_demo/package-lock.json b/examples/statecore_demo/package-lock.json new file mode 100644 index 0000000..21a27aa --- /dev/null +++ b/examples/statecore_demo/package-lock.json @@ -0,0 +1,6 @@ +{ + "name": "statecore_demo", + "lockfileVersion": 3, + "requires": true, + "packages": {} +} diff --git a/examples/statecore_demo/pubspec.lock b/examples/statecore_demo/pubspec.lock new file mode 100644 index 0000000..0ce13e2 --- /dev/null +++ b/examples/statecore_demo/pubspec.lock @@ -0,0 +1,432 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + _fe_analyzer_shared: + dependency: transitive + description: + name: _fe_analyzer_shared + sha256: "5b7468c326d2f8a4f630056404ca0d291ade42918f4a3c6233618e724f39da8e" + url: "https://pub.dev" + source: hosted + version: "92.0.0" + analyzer: + dependency: transitive + description: + name: analyzer + sha256: "70e4b1ef8003c64793a9e268a551a82869a8a96f39deb73dea28084b0e8bf75e" + url: "https://pub.dev" + source: hosted + version: "9.0.0" + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" + async: + dependency: transitive + description: + name: async + sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb" + url: "https://pub.dev" + source: hosted + version: "2.13.0" + austerity: + dependency: "direct main" + description: + name: austerity + sha256: e81f52faa46859ed080ad6c87de3409b379d162c083151d6286be6eb7b71f816 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea" + url: "https://pub.dev" + source: hosted + version: "2.1.2" + cli_config: + dependency: transitive + description: + name: cli_config + sha256: ac20a183a07002b700f0c25e61b7ee46b23c309d76ab7b7640a028f18e4d99ec + url: "https://pub.dev" + source: hosted + version: "0.2.0" + collection: + dependency: transitive + description: + name: collection + sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76" + url: "https://pub.dev" + source: hosted + version: "1.19.1" + convert: + dependency: transitive + description: + name: convert + sha256: b30acd5944035672bc15c6b7a8b47d773e41e2f17de064350988c5d02adb1c68 + url: "https://pub.dev" + source: hosted + version: "3.1.2" + coverage: + dependency: transitive + description: + name: coverage + sha256: "5da775aa218eaf2151c721b16c01c7676fbfdd99cebba2bf64e8b807a28ff94d" + url: "https://pub.dev" + source: hosted + version: "1.15.0" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" + dart_logging: + dependency: "direct main" + description: + path: "../../packages/dart_logging" + relative: true + source: path + version: "1.0.0" + dart_node_core: + dependency: transitive + description: + path: "../../packages/dart_node_core" + relative: true + source: path + version: "0.2.0-beta" + dart_node_react: + dependency: "direct main" + description: + path: "../../packages/dart_node_react" + relative: true + source: path + version: "0.2.0-beta" + dart_node_react_native: + dependency: "direct main" + description: + path: "../../packages/dart_node_react_native" + relative: true + source: path + version: "0.2.0-beta" + dart_node_statecore: + dependency: "direct main" + description: + path: "../../packages/dart_node_statecore" + relative: true + source: path + version: "0.1.0-beta" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + frontend_server_client: + dependency: transitive + description: + name: frontend_server_client + sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694 + url: "https://pub.dev" + source: hosted + version: "4.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + http_multi_server: + dependency: transitive + description: + name: http_multi_server + sha256: aa6199f908078bb1c5efb8d8638d4ae191aac11b311132c3ef48ce352fb52ef8 + url: "https://pub.dev" + source: hosted + version: "3.2.2" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" + io: + dependency: transitive + description: + name: io + sha256: dfd5a80599cf0165756e3181807ed3e77daf6dd4137caaad72d0b7931597650b + url: "https://pub.dev" + source: hosted + version: "1.0.5" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" + matcher: + dependency: transitive + description: + name: matcher + sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6" + url: "https://pub.dev" + source: hosted + version: "0.12.18" + meta: + dependency: transitive + description: + name: meta + sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394" + url: "https://pub.dev" + source: hosted + version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" + nadz: + dependency: "direct main" + description: + name: nadz + sha256: "749586d5d9c94c3660f85c4fa41979345edd5179ef221d6ac9127f36ca1674f8" + url: "https://pub.dev" + source: hosted + version: "0.0.7-beta" + node_preamble: + dependency: transitive + description: + name: node_preamble + sha256: "6e7eac89047ab8a8d26cf16127b5ed26de65209847630400f9aefd7cd5c730db" + url: "https://pub.dev" + source: hosted + version: "2.0.2" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" + path: + dependency: transitive + description: + name: path + sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5" + url: "https://pub.dev" + source: hosted + version: "1.9.1" + pool: + dependency: transitive + description: + name: pool + sha256: "978783255c543aa3586a1b3c21f6e9d720eb315376a915872c61ef8b5c20177d" + url: "https://pub.dev" + source: hosted + version: "1.5.2" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" + shelf: + dependency: transitive + description: + name: shelf + sha256: e7dd780a7ffb623c57850b33f43309312fc863fb6aa3d276a754bb299839ef12 + url: "https://pub.dev" + source: hosted + version: "1.4.2" + shelf_packages_handler: + dependency: transitive + description: + name: shelf_packages_handler + sha256: "89f967eca29607c933ba9571d838be31d67f53f6e4ee15147d5dc2934fee1b1e" + url: "https://pub.dev" + source: hosted + version: "3.0.2" + shelf_static: + dependency: transitive + description: + name: shelf_static + sha256: c87c3875f91262785dade62d135760c2c69cb217ac759485334c5857ad89f6e3 + url: "https://pub.dev" + source: hosted + version: "1.1.3" + shelf_web_socket: + dependency: transitive + description: + name: shelf_web_socket + sha256: "3632775c8e90d6c9712f883e633716432a27758216dfb61bd86a8321c0580925" + url: "https://pub.dev" + source: hosted + version: "3.0.0" + source_map_stack_trace: + dependency: transitive + description: + name: source_map_stack_trace + sha256: c0713a43e323c3302c2abe2a1cc89aa057a387101ebd280371d6a6c9fa68516b + url: "https://pub.dev" + source: hosted + version: "2.1.2" + source_maps: + dependency: transitive + description: + name: source_maps + sha256: "190222579a448b03896e0ca6eca5998fa810fda630c1d65e2f78b3f638f54812" + url: "https://pub.dev" + source: hosted + version: "0.10.13" + source_span: + dependency: transitive + description: + name: source_span + sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c" + url: "https://pub.dev" + source: hosted + version: "1.10.1" + stack_trace: + dependency: transitive + description: + name: stack_trace + sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1" + url: "https://pub.dev" + source: hosted + version: "1.12.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + string_scanner: + dependency: transitive + description: + name: string_scanner + sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43" + url: "https://pub.dev" + source: hosted + version: "1.4.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e" + url: "https://pub.dev" + source: hosted + version: "1.2.2" + test: + dependency: "direct dev" + description: + name: test + sha256: "77cc98ea27006c84e71a7356cf3daf9ddbde2d91d84f77dbfe64cf0e4d9611ae" + url: "https://pub.dev" + source: hosted + version: "1.28.0" + test_api: + dependency: transitive + description: + name: test_api + sha256: "19a78f63e83d3a61f00826d09bc2f60e191bf3504183c001262be6ac75589fb8" + url: "https://pub.dev" + source: hosted + version: "0.7.8" + test_core: + dependency: transitive + description: + name: test_core + sha256: f1072617a6657e5fc09662e721307f7fb009b4ed89b19f47175d11d5254a62d4 + url: "https://pub.dev" + source: hosted + version: "0.6.14" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" + vm_service: + dependency: transitive + description: + name: vm_service + sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60" + url: "https://pub.dev" + source: hosted + version: "15.0.2" + watcher: + dependency: transitive + description: + name: watcher + sha256: "592ab6e2892f67760543fb712ff0177f4ec76c031f02f5b4ff8d3fc5eb9fb61a" + url: "https://pub.dev" + source: hosted + version: "1.1.4" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + web_socket: + dependency: transitive + description: + name: web_socket + sha256: "34d64019aa8e36bf9842ac014bb5d2f5586ca73df5e4d9bf5c936975cae6982c" + url: "https://pub.dev" + source: hosted + version: "1.0.1" + web_socket_channel: + dependency: transitive + description: + name: web_socket_channel + sha256: d645757fb0f4773d602444000a8131ff5d48c9e47adfe9772652dd1a4f2d45c8 + url: "https://pub.dev" + source: hosted + version: "3.0.3" + webkit_inspection_protocol: + dependency: transitive + description: + name: webkit_inspection_protocol + sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" +sdks: + dart: ">=3.10.0 <4.0.0" diff --git a/examples/statecore_demo/pubspec.yaml b/examples/statecore_demo/pubspec.yaml new file mode 100644 index 0000000..176a280 --- /dev/null +++ b/examples/statecore_demo/pubspec.yaml @@ -0,0 +1,22 @@ +name: statecore_demo +description: Demo app showing statecore with shared state logic across React and React Native +version: 1.0.0 +publish_to: none + +environment: + sdk: ^3.10.0 + +dependencies: + austerity: ^1.3.0 + dart_logging: + path: ../../packages/dart_logging + dart_node_react: + path: ../../packages/dart_node_react + dart_node_react_native: + path: ../../packages/dart_node_react_native + dart_node_statecore: + path: ../../packages/dart_node_statecore + nadz: ^0.0.7-beta + +dev_dependencies: + test: ^1.25.0 diff --git a/examples/statecore_demo/test/mobile_counter_test.dart b/examples/statecore_demo/test/mobile_counter_test.dart new file mode 100644 index 0000000..46a2f4c --- /dev/null +++ b/examples/statecore_demo/test/mobile_counter_test.dart @@ -0,0 +1,178 @@ +/// State logic tests for the mobile counter app. +/// +/// Tests the shared state logic that powers both web and mobile UIs. +/// UI rendering tests for React Native require an actual RN environment. +/// Run with: dart test +library; + +import 'package:statecore_demo/state/counter_state.dart'; +import 'package:test/test.dart'; + +void main() { + test('initial state is correct', () { + final state = initialState(); + expect(state.count, 0); + expect(state.step, 1); + expect(state.history, [0]); + }); + + test('increment adds step to count', () { + var state = initialState(); + state = counterReducer(state, const Increment()); + expect(state.count, 1); + expect(state.history, [0, 1]); + }); + + test('decrement subtracts step from count', () { + var state = initialState(); + state = counterReducer(state, const Decrement()); + expect(state.count, -1); + expect(state.history, [0, -1]); + }); + + test('step changes affect increment amount', () { + var state = initialState(); + state = counterReducer(state, const SetStep(5)); + state = counterReducer(state, const Increment()); + expect(state.count, 5); + expect(state.step, 5); + }); + + test('undo reverts last action', () { + var state = initialState(); + state = counterReducer(state, const Increment()); + state = counterReducer(state, const Increment()); + expect(state.count, 2); + state = counterReducer(state, const Undo()); + expect(state.count, 1); + expect(state.history, [0, 1]); + }); + + test('reset returns to initial state', () { + var state = initialState(); + for (var i = 0; i < 5; i++) { + state = counterReducer(state, const Increment()); + } + expect(state.count, 5); + state = counterReducer(state, const Reset()); + expect(state.count, 0); + expect(state.history, [0]); + }); + + test('stats update correctly', () { + var state = initialState(); + for (var i = 0; i < 3; i++) { + state = counterReducer(state, const Increment()); + } + for (var i = 0; i < 4; i++) { + state = counterReducer(state, const Decrement()); + } + expect(state.count, -1); + final stats = selectHistoryStats(state); + expect(stats.min, -1); + expect(stats.max, 3); + }); + + test('complete user flow', () { + var state = initialState(); + + state = counterReducer(state, const Increment()); + state = counterReducer(state, const Increment()); + expect(state.count, 2); + + state = counterReducer(state, const SetStep(10)); + state = counterReducer(state, const Increment()); + expect(state.count, 12); + + state = counterReducer(state, const Undo()); + expect(state.count, 2); + + state = counterReducer(state, const Decrement()); + expect(state.count, -8); + + state = counterReducer(state, const Reset()); + expect(state.count, 0); + expect(state.history, [0]); + }); + + test('negative counts work correctly', () { + var state = initialState(); + state = counterReducer(state, const Decrement()); + state = counterReducer(state, const Decrement()); + state = counterReducer(state, const Decrement()); + expect(state.count, -3); + }); + + test('large step values work correctly', () { + var state = initialState(); + state = counterReducer(state, const SetStep(100)); + state = counterReducer(state, const Increment()); + state = counterReducer(state, const Increment()); + expect(state.count, 200); + }); + + test('undo is disabled at initial state', () { + final state = initialState(); + expect(selectCanUndo(state), false); + }); + + test('undo becomes enabled after action', () { + var state = initialState(); + state = counterReducer(state, const Increment()); + expect(selectCanUndo(state), true); + }); + + test('web and mobile use same state logic', () { + final state1 = initialState(); + final state2 = counterReducer(state1, const Increment()); + final state3 = counterReducer(state2, const SetStep(5)); + final state4 = counterReducer(state3, const Increment()); + + expect(state4.count, 6); + expect(state4.step, 5); + expect(state4.history, [0, 1, 6]); + }); + + test('selectors work correctly', () { + final state = (count: 10, step: 1, history: [0, 5, 10, -5, 10]); + + expect(selectCount(state), 10); + expect(selectStep(state), 1); + expect(selectCanUndo(state), true); + + final stats = selectHistoryStats(state); + expect(stats.min, -5); + expect(stats.max, 10); + expect(stats.avg, 4.0); + }); + + test('store dispatches actions correctly', () { + final store = createCounterStore(); + + expect(store.getState().count, 0); + + store.dispatch(const Increment()); + expect(store.getState().count, 1); + + store + ..dispatch(const SetStep(5)) + ..dispatch(const Increment()); + expect(store.getState().count, 6); + + store.dispatch(const Reset()); + expect(store.getState().count, 0); + }); + + test('store notifies subscribers', () { + final store = createCounterStore()..subscribe(() {}); + var notifyCount = 0; + + store + ..subscribe(() => notifyCount++) + ..dispatch(const Increment()); + expect(notifyCount, 1); + + store.dispatch(const Increment()); + expect(notifyCount, 2); + }); +} diff --git a/examples/statecore_demo/test/test_helpers.dart b/examples/statecore_demo/test/test_helpers.dart new file mode 100644 index 0000000..eb3f01c --- /dev/null +++ b/examples/statecore_demo/test/test_helpers.dart @@ -0,0 +1,66 @@ +/// Test helpers for statecore demo tests. +library; + +import 'dart:js_interop'; +import 'dart:js_interop_unsafe'; + +import 'package:dart_node_react/src/testing_library.dart'; + +/// Create a JSObject from a Dart map +JSObject createJSObject(Map map) { + final json = globalContext['JSON']! as JSObject; + final parseFn = json['parse']! as JSFunction; + final jsonStr = _toJsonString(map); + return parseFn.callAsFunction(null, jsonStr.toJS)! as JSObject; +} + +String _toJsonString(Map map) { + final entries = map.entries.map((e) { + final value = e.value; + String valueStr; + if (value is String) { + valueStr = '"$value"'; + } else if (value is bool) { + valueStr = value.toString(); + } else if (value is num) { + valueStr = value.toString(); + } else if (value == null) { + valueStr = 'null'; + } else if (value is Map) { + valueStr = _toJsonString(value.cast()); + } else if (value is List) { + valueStr = _toJsonList(value.cast()); + } else { + valueStr = '"$value"'; + } + return '"${e.key}":$valueStr'; + }); + return '{${entries.join(',')}}'; +} + +String _toJsonList(List list) { + final items = list.map((item) { + if (item is String) return '"$item"'; + if (item is num) return item.toString(); + if (item is bool) return item.toString(); + if (item == null) return 'null'; + if (item is Map) return _toJsonString(item.cast()); + if (item is List) return _toJsonList(item.cast()); + return '"$item"'; + }); + return '[${items.join(',')}]'; +} + +/// Wait for text to appear in rendered output +Future waitForText( + TestRenderResult result, + String text, { + int maxAttempts = 20, + Duration interval = const Duration(milliseconds: 100), +}) async { + for (var i = 0; i < maxAttempts; i++) { + if (result.container.textContent.contains(text)) return; + await Future.delayed(interval); + } + throw StateError('Text "$text" not found after $maxAttempts attempts'); +} diff --git a/examples/statecore_demo/test/test_template.html b/examples/statecore_demo/test/test_template.html new file mode 100644 index 0000000..a58eaa5 --- /dev/null +++ b/examples/statecore_demo/test/test_template.html @@ -0,0 +1,23 @@ + + + + + {{testName}} + + + + + {{testScript}} + + + diff --git a/examples/statecore_demo/test/web_counter_test.dart b/examples/statecore_demo/test/web_counter_test.dart new file mode 100644 index 0000000..a26eb3b --- /dev/null +++ b/examples/statecore_demo/test/web_counter_test.dart @@ -0,0 +1,285 @@ +/// Full app UI tests for the web counter app. +/// +/// Tests verify the UI renders correctly and button clicks trigger actions. +/// +/// Run with: dart test -p chrome +@TestOn('browser') +library; + +import 'package:dart_node_react/src/testing_library.dart'; +import 'package:statecore_demo/state/counter_state.dart'; +import 'package:statecore_demo/web/counter_app.dart'; +import 'package:test/test.dart'; + +import 'test_helpers.dart'; + +void main() { + group('Counter App - UI Interactions', () { + test('renders with initial state', () { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + expect(result.container.textContent, contains('Statecore Counter')); + expect(result.container.textContent, contains('0')); + expect(result.container.textContent, contains('History: 1 entries')); + expect(result.container.textContent, contains('+1')); + expect(result.container.textContent, contains('-1')); + expect(result.container.textContent, contains('Undo')); + expect(result.container.textContent, contains('Reset')); + + result.unmount(); + }); + + test('clicking increment button increases count', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + fireClick(result.container.querySelector('.primary')!); + + await waitForText(result, 'History: 2 entries'); + expect(result.container.textContent, contains('1')); + expect(store.getState().count, 1); + + result.unmount(); + }); + + test('clicking decrement button decreases count', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + final buttons = result.container.querySelectorAll('.controls .btn'); + final decrementBtn = buttons.firstWhere( + (b) => !b.className.contains('primary'), + ); + fireClick(decrementBtn); + + await waitForText(result, 'History: 2 entries'); + expect(store.getState().count, -1); + + result.unmount(); + }); + + test('step selector changes increment amount', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + final select = result.container.querySelector('select')!; + fireChange(select, value: '5'); + + await Future.delayed(const Duration(milliseconds: 50)); + expect(store.getState().step, 5); + expect(result.container.textContent, contains('+5')); + expect(result.container.textContent, contains('-5')); + + result.unmount(); + }); + + test('Undo button is disabled initially', () { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + final undoBtn = result.container + .querySelectorAll('.actions .btn') + .firstWhere((b) => !b.className.contains('danger')); + + expect(isDisabled(undoBtn), isTrue); + + result.unmount(); + }); + + test('Undo button becomes enabled after action', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + var undoBtn = result.container + .querySelectorAll('.actions .btn') + .firstWhere((b) => !b.className.contains('danger')); + expect(isDisabled(undoBtn), isTrue); + + store.dispatch(const Increment()); + await waitForText(result, 'History: 2 entries'); + + undoBtn = result.container + .querySelectorAll('.actions .btn') + .firstWhere((b) => !b.className.contains('danger')); + expect(isDisabled(undoBtn), isFalse); + + result.unmount(); + }); + + test('stats display correctly', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + // Build up history with multiple dispatches (batch, no waits between) + store + ..dispatch(const Increment()) + ..dispatch(const Increment()) + ..dispatch(const Increment()) + ..dispatch(const Decrement()) + ..dispatch(const Decrement()) + ..dispatch(const Decrement()) + ..dispatch(const Decrement()); + await waitForText(result, 'History: 8 entries'); + + expect(result.container.textContent, contains('Min: -1')); + expect(result.container.textContent, contains('Max: 3')); + expect(result.container.textContent, contains('Avg: 1.0')); + + result.unmount(); + }); + + test('increment updates count display', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + expect(result.container.querySelector('.count')!.textContent, '0'); + + store.dispatch(const Increment()); + await waitForText(result, 'History: 2 entries'); + + expect(result.container.querySelector('.count')!.textContent, '1'); + + result.unmount(); + }); + + test('decrement updates count display', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + store.dispatch(const Decrement()); + await waitForText(result, 'History: 2 entries'); + + expect(result.container.querySelector('.count')!.textContent, '-1'); + + result.unmount(); + }); + + test('step change updates button text', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + store.dispatch(const SetStep(10)); + await Future.delayed(const Duration(milliseconds: 100)); + + expect(result.container.textContent, contains('+10')); + expect(result.container.textContent, contains('-10')); + + result.unmount(); + }); + + test('reset restores initial state', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + // Batch dispatches then wait once + store + ..dispatch(const Increment()) + ..dispatch(const Increment()) + ..dispatch(const Reset()); + await waitForText(result, 'History: 1 entries'); + + expect(result.container.querySelector('.count')!.textContent, '0'); + + result.unmount(); + }); + + test('undo removes last history entry', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + // Batch dispatches then wait once + store + ..dispatch(const Increment()) + ..dispatch(const Increment()) + ..dispatch(const Undo()); + await waitForText(result, 'History: 2 entries'); + + expect(result.container.querySelector('.count')!.textContent, '1'); + + result.unmount(); + }); + + test('step affects increment amount', () async { + final store = createCounterStore(); + final result = render(counterApp(store: store)); + + // Batch dispatches then wait once + store + ..dispatch(const SetStep(5)) + ..dispatch(const Increment()); + await waitForText(result, 'History: 2 entries'); + + expect(result.container.querySelector('.count')!.textContent, '5'); + + result.unmount(); + }); + }); + + group('Counter State - Unit Tests', () { + test('initial state is correct', () { + final state = initialState(); + expect(state.count, 0); + expect(state.step, 1); + expect(state.history, [0]); + }); + + test('increment action adds step to count', () { + var state = initialState(); + state = counterReducer(state, const Increment()); + expect(state.count, 1); + expect(state.history, [0, 1]); + }); + + test('decrement action subtracts step from count', () { + var state = initialState(); + state = counterReducer(state, const Decrement()); + expect(state.count, -1); + }); + + test('setStep changes the step value', () { + var state = initialState(); + state = counterReducer(state, const SetStep(5)); + expect(state.step, 5); + state = counterReducer(state, const Increment()); + expect(state.count, 5); + }); + + test('undo reverts to previous state', () { + var state = initialState(); + state = counterReducer(state, const Increment()); + state = counterReducer(state, const Increment()); + expect(state.count, 2); + state = counterReducer(state, const Undo()); + expect(state.count, 1); + }); + + test('reset returns to initial state', () { + var state = initialState(); + state = counterReducer(state, const Increment()); + state = counterReducer(state, const Increment()); + state = counterReducer(state, const Reset()); + expect(state.count, 0); + expect(state.history, [0]); + }); + + test('selectCanUndo returns false for initial state', () { + final state = initialState(); + expect(selectCanUndo(state), false); + }); + + test('selectCanUndo returns true after actions', () { + var state = initialState(); + state = counterReducer(state, const Increment()); + expect(selectCanUndo(state), true); + }); + + test('selectHistoryStats calculates correctly', () { + final state = (count: 5, step: 1, history: [0, 3, -2, 5]); + final stats = selectHistoryStats(state); + expect(stats.min, -2); + expect(stats.max, 5); + expect(stats.avg, 1.5); + }); + }); +} diff --git a/examples/statecore_demo/web/app.dart b/examples/statecore_demo/web/app.dart new file mode 100644 index 0000000..750921b --- /dev/null +++ b/examples/statecore_demo/web/app.dart @@ -0,0 +1,12 @@ +/// Web entry point for the statecore counter demo. +library; + +import 'package:dart_node_react/dart_node_react.dart'; +import 'package:statecore_demo/web/counter_app.dart'; + +void main() { + final root = Document.getElementById('root'); + (root != null) + ? ReactDOM.createRoot(root).render(counterApp()) + : throw StateError('Root element not found'); +} diff --git a/examples/statecore_demo/web/index.html b/examples/statecore_demo/web/index.html new file mode 100644 index 0000000..f79b5ea --- /dev/null +++ b/examples/statecore_demo/web/index.html @@ -0,0 +1,190 @@ + + + + + + Statecore Counter - Dart React App + + + + + + + + +
            + + + + diff --git a/packages/README.md b/packages/README.md new file mode 100644 index 0000000..9922df4 --- /dev/null +++ b/packages/README.md @@ -0,0 +1,15 @@ +# Packages + +Typed Dart bindings for Node.js libraries. + +| Package | Description | +|---------|-------------| +| `dart_node_core` | Core JS interop utilities | +| `dart_node_express` | Express.js server bindings | +| `dart_node_react` | React bindings | +| `dart_node_react_native` | React Native bindings | +| `dart_node_ws` | WebSocket bindings | +| `dart_node_better_sqlite3` | better-sqlite3 bindings | +| `dart_node_mcp` | Model Context Protocol SDK bindings | +| `dart_node_statecore` | Redux-style state management | +| `dart_logging` | Structured logging framework | diff --git a/packages/dart_logging/pubspec.yaml b/packages/dart_logging/pubspec.yaml index 11183df..fa4f103 100644 --- a/packages/dart_logging/pubspec.yaml +++ b/packages/dart_logging/pubspec.yaml @@ -6,6 +6,6 @@ environment: sdk: ^3.7.2 dev_dependencies: - austerity: ^1.2.0 + austerity: ^1.3.0 lints: ^6.0.0 test: ^1.28.0 diff --git a/packages/dart_node_react/lib/dart_node_react.dart b/packages/dart_node_react/lib/dart_node_react.dart index 9bd0e36..21ba07b 100644 --- a/packages/dart_node_react/lib/dart_node_react.dart +++ b/packages/dart_node_react/lib/dart_node_react.dart @@ -7,6 +7,7 @@ export 'src/elements.dart'; export 'src/function_component.dart'; export 'src/hooks.dart'; export 'src/html_elements.dart'; +export 'src/jsx.dart'; export 'src/react.dart'; export 'src/react_dom.dart'; export 'src/reducer_hook.dart'; diff --git a/packages/dart_node_react/lib/src/jsx.dart b/packages/dart_node_react/lib/src/jsx.dart index 6b5ee32..6691ad2 100644 --- a/packages/dart_node_react/lib/src/jsx.dart +++ b/packages/dart_node_react/lib/src/jsx.dart @@ -73,12 +73,12 @@ import 'package:dart_node_react/src/synthetic_event.dart'; /// /// Wraps a ReactElement and provides the `>>` operator for adding children. /// Uses a class instead of extension type to enable runtime type checking. -final class El { +final class El { /// Wraps an existing element for operator composition. El(this._element) : _type = _element.type, _props = _element.props; /// The wrapped element. - final T _element; + final ReactElement _element; /// The element's type for recreation. final JSAny _type; @@ -87,7 +87,7 @@ final class El { final JSObject? _props; /// Access the underlying element. - T get element => _element; + ReactElement get element => _element; /// Implicit conversion to ReactElement for use in element trees. ReactElement toElement() => _element; @@ -97,53 +97,44 @@ final class El { /// Supports: /// - `String` → text child /// - `ReactElement` → single element child - /// - `El` → unwrapped element child + /// - `El` → unwrapped element child /// - `List` → multiple children (can contain strings, elements) /// - `null` → ignored (supports conditional rendering) - T operator >>(Object? child) { - if (child == null) return _element; - if (child is String) return _withTextChild(child); - if (child is List) return _withChildren(child); - if (child is num) return _withTextChild(child.toString()); - if (child is El) return _withSingleChild(child._element); - // Assume anything else is a ReactElement (JSObject) - return _withJsChild(child as JSAny); - } - - T _withTextChild(String text) { - final jsObj = React.createElement(_type, _props, text.toJS); - return ReactElement.fromJS(jsObj) as T; - } - - T _withSingleChild(ReactElement child) { - final jsObj = React.createElement(_type, _props, child); - return ReactElement.fromJS(jsObj) as T; - } - - T _withJsChild(JSAny child) { - final jsObj = React.createElement(_type, _props, child); - return ReactElement.fromJS(jsObj) as T; - } - - T _withChildren(List children) { + ReactElement operator >>(Object? child) => switch (child) { + null => _element, + final String s => _withTextChild(s), + final List list => _withChildren(list), + final num n => _withTextChild(n.toString()), + final El el => _withSingleChild(el._element), + final ReactElement re => _withSingleChild(re), + _ => _element, + }; + + ReactElement _withTextChild(String text) => + ReactElement.fromJS(React.createElement(_type, _props, text.toJS)); + + ReactElement _withSingleChild(ReactElement child) => + ReactElement.fromJS(React.createElement(_type, _props, child)); + + ReactElement _withChildren(List children) { final normalized = []; for (final child in children) { final jsChild = _normalizeChild(child); if (jsChild != null) normalized.add(jsChild); } - return createElementWithChildren(_type, _props, normalized) as T; + return createElementWithChildren(_type, _props, normalized); } - JSAny? _normalizeChild(Object? child) { - if (child == null) return null; - if (child is String) return child.toJS; - if (child is num) return child.toString().toJS; - if (child is bool) return child.toString().toJS; - if (child is El) return child._element; - if (child is List) return _flattenChildren(child); - // Assume JSAny/ReactElement - return child as JSAny; - } + JSAny? _normalizeChild(Object? child) => switch (child) { + null => null, + final String s => s.toJS, + final num n => n.toString().toJS, + final bool b => b.toString().toJS, + final El el => el._element, + final ReactElement re => re, + final List list => _flattenChildren(list), + _ => null, + }; JSAny? _flattenChildren(List children) { final normalized = []; @@ -166,11 +157,15 @@ external JSAny get _fragment; // ============================================================================= Map _buildJsxProps({ + String? key, String? className, String? id, Map? style, + Map? spread, Map? props, void Function()? onClick, + void Function(SyntheticMouseEvent)? onClickEvent, + void Function()? onDoubleClick, void Function(SyntheticEvent)? onChange, void Function(SyntheticEvent)? onInput, void Function(SyntheticFocusEvent)? onFocus, @@ -178,15 +173,87 @@ Map _buildJsxProps({ void Function(SyntheticEvent)? onSubmit, void Function(SyntheticKeyboardEvent)? onKeyDown, void Function(SyntheticKeyboardEvent)? onKeyUp, + void Function(SyntheticKeyboardEvent)? onKeyPress, + void Function(SyntheticMouseEvent)? onMouseDown, + void Function(SyntheticMouseEvent)? onMouseUp, void Function(SyntheticMouseEvent)? onMouseEnter, void Function(SyntheticMouseEvent)? onMouseLeave, + void Function(SyntheticMouseEvent)? onMouseOver, + void Function(SyntheticMouseEvent)? onMouseOut, + void Function(SyntheticMouseEvent)? onMouseMove, + void Function(SyntheticEvent)? onScroll, + void Function(SyntheticWheelEvent)? onWheel, + void Function(SyntheticDragEvent)? onDrag, + void Function(SyntheticDragEvent)? onDragStart, + void Function(SyntheticDragEvent)? onDragEnd, + void Function(SyntheticDragEvent)? onDragEnter, + void Function(SyntheticDragEvent)? onDragLeave, + void Function(SyntheticDragEvent)? onDragOver, + void Function(SyntheticDragEvent)? onDrop, + void Function(SyntheticTouchEvent)? onTouchStart, + void Function(SyntheticTouchEvent)? onTouchMove, + void Function(SyntheticTouchEvent)? onTouchEnd, + void Function(SyntheticClipboardEvent)? onCopy, + void Function(SyntheticClipboardEvent)? onCut, + void Function(SyntheticClipboardEvent)? onPaste, }) { final p = {}; + // Spread props first so explicit props override them + if (spread != null) p.addAll(spread); + if (props != null) p.addAll(props); + if (key != null) p['key'] = key; if (className != null) p['className'] = className; if (id != null) p['id'] = id; if (style != null) p['style'] = convertStyle(style); - if (props != null) p.addAll(props); + // Mouse events if (onClick != null) p['onClick'] = onClick; + if (onClickEvent != null) { + void handler(JSObject e) => onClickEvent(SyntheticMouseEvent.fromJs(e)); + p['onClick'] = handler; + } + if (onDoubleClick != null) p['onDoubleClick'] = onDoubleClick; + if (onMouseDown != null) { + void handler(JSObject e) => onMouseDown(SyntheticMouseEvent.fromJs(e)); + p['onMouseDown'] = handler; + } + if (onMouseUp != null) { + void handler(JSObject e) => onMouseUp(SyntheticMouseEvent.fromJs(e)); + p['onMouseUp'] = handler; + } + if (onMouseEnter != null) { + void handler(JSObject e) => onMouseEnter(SyntheticMouseEvent.fromJs(e)); + p['onMouseEnter'] = handler; + } + if (onMouseLeave != null) { + void handler(JSObject e) => onMouseLeave(SyntheticMouseEvent.fromJs(e)); + p['onMouseLeave'] = handler; + } + if (onMouseOver != null) { + void handler(JSObject e) => onMouseOver(SyntheticMouseEvent.fromJs(e)); + p['onMouseOver'] = handler; + } + if (onMouseOut != null) { + void handler(JSObject e) => onMouseOut(SyntheticMouseEvent.fromJs(e)); + p['onMouseOut'] = handler; + } + if (onMouseMove != null) { + void handler(JSObject e) => onMouseMove(SyntheticMouseEvent.fromJs(e)); + p['onMouseMove'] = handler; + } + // Keyboard events + if (onKeyDown != null) { + void handler(JSObject e) => onKeyDown(SyntheticKeyboardEvent.fromJs(e)); + p['onKeyDown'] = handler; + } + if (onKeyUp != null) { + void handler(JSObject e) => onKeyUp(SyntheticKeyboardEvent.fromJs(e)); + p['onKeyUp'] = handler; + } + if (onKeyPress != null) { + void handler(JSObject e) => onKeyPress(SyntheticKeyboardEvent.fromJs(e)); + p['onKeyPress'] = handler; + } + // Form events if (onChange != null) { void handler(JSObject e) => onChange(SyntheticEvent.fromJs(e)); p['onChange'] = handler; @@ -195,6 +262,11 @@ Map _buildJsxProps({ void handler(JSObject e) => onInput(SyntheticEvent.fromJs(e)); p['onInput'] = handler; } + if (onSubmit != null) { + void handler(JSObject e) => onSubmit(SyntheticEvent.fromJs(e)); + p['onSubmit'] = handler; + } + // Focus events if (onFocus != null) { void handler(JSObject e) => onFocus(SyntheticFocusEvent.fromJs(e)); p['onFocus'] = handler; @@ -203,25 +275,69 @@ Map _buildJsxProps({ void handler(JSObject e) => onBlur(SyntheticFocusEvent.fromJs(e)); p['onBlur'] = handler; } - if (onSubmit != null) { - void handler(JSObject e) => onSubmit(SyntheticEvent.fromJs(e)); - p['onSubmit'] = handler; + // Scroll/wheel events + if (onScroll != null) { + void handler(JSObject e) => onScroll(SyntheticEvent.fromJs(e)); + p['onScroll'] = handler; } - if (onKeyDown != null) { - void handler(JSObject e) => onKeyDown(SyntheticKeyboardEvent.fromJs(e)); - p['onKeyDown'] = handler; + if (onWheel != null) { + void handler(JSObject e) => onWheel(SyntheticWheelEvent.fromJs(e)); + p['onWheel'] = handler; } - if (onKeyUp != null) { - void handler(JSObject e) => onKeyUp(SyntheticKeyboardEvent.fromJs(e)); - p['onKeyUp'] = handler; + // Drag events + if (onDrag != null) { + void handler(JSObject e) => onDrag(SyntheticDragEvent.fromJs(e)); + p['onDrag'] = handler; } - if (onMouseEnter != null) { - void handler(JSObject e) => onMouseEnter(SyntheticMouseEvent.fromJs(e)); - p['onMouseEnter'] = handler; + if (onDragStart != null) { + void handler(JSObject e) => onDragStart(SyntheticDragEvent.fromJs(e)); + p['onDragStart'] = handler; } - if (onMouseLeave != null) { - void handler(JSObject e) => onMouseLeave(SyntheticMouseEvent.fromJs(e)); - p['onMouseLeave'] = handler; + if (onDragEnd != null) { + void handler(JSObject e) => onDragEnd(SyntheticDragEvent.fromJs(e)); + p['onDragEnd'] = handler; + } + if (onDragEnter != null) { + void handler(JSObject e) => onDragEnter(SyntheticDragEvent.fromJs(e)); + p['onDragEnter'] = handler; + } + if (onDragLeave != null) { + void handler(JSObject e) => onDragLeave(SyntheticDragEvent.fromJs(e)); + p['onDragLeave'] = handler; + } + if (onDragOver != null) { + void handler(JSObject e) => onDragOver(SyntheticDragEvent.fromJs(e)); + p['onDragOver'] = handler; + } + if (onDrop != null) { + void handler(JSObject e) => onDrop(SyntheticDragEvent.fromJs(e)); + p['onDrop'] = handler; + } + // Touch events + if (onTouchStart != null) { + void handler(JSObject e) => onTouchStart(SyntheticTouchEvent.fromJs(e)); + p['onTouchStart'] = handler; + } + if (onTouchMove != null) { + void handler(JSObject e) => onTouchMove(SyntheticTouchEvent.fromJs(e)); + p['onTouchMove'] = handler; + } + if (onTouchEnd != null) { + void handler(JSObject e) => onTouchEnd(SyntheticTouchEvent.fromJs(e)); + p['onTouchEnd'] = handler; + } + // Clipboard events + if (onCopy != null) { + void handler(JSObject e) => onCopy(SyntheticClipboardEvent.fromJs(e)); + p['onCopy'] = handler; + } + if (onCut != null) { + void handler(JSObject e) => onCut(SyntheticClipboardEvent.fromJs(e)); + p['onCut'] = handler; + } + if (onPaste != null) { + void handler(JSObject e) => onPaste(SyntheticClipboardEvent.fromJs(e)); + p['onPaste'] = handler; } return p; } @@ -237,11 +353,12 @@ ReactElement _createJsxElement(String tag, Map props) => // ============================================================================= /// Creates a `
            ` element wrapper for JSX-style composition. -El $div({ +El $div({ + String? key, String? className, String? id, Map? style, - Map? props, + Map? spread, void Function()? onClick, void Function(SyntheticMouseEvent)? onMouseEnter, void Function(SyntheticMouseEvent)? onMouseLeave, @@ -250,10 +367,11 @@ El $div({ _createJsxElement( 'div', _buildJsxProps( + key: key, className: className, id: id, style: style, - props: props, + spread: spread, onClick: onClick, onMouseEnter: onMouseEnter, onMouseLeave: onMouseLeave, @@ -263,21 +381,23 @@ El $div({ ); /// Creates a `` element wrapper for JSX-style composition. -El $span({ +El $span({ + String? key, String? className, String? id, Map? style, - Map? props, + Map? spread, void Function()? onClick, }) => El( SpanElement.fromJS( _createJsxElement( 'span', _buildJsxProps( + key: key, className: className, id: id, style: style, - props: props, + spread: spread, onClick: onClick, ), ), @@ -285,22 +405,29 @@ El $span({ ); /// Creates a `

            ` element wrapper for JSX-style composition. -El $p({ +El $p({ + String? key, String? className, String? id, Map? style, - Map? props, + Map? spread, }) => El( PElement.fromJS( _createJsxElement( 'p', - _buildJsxProps(className: className, id: id, style: style, props: props), + _buildJsxProps( + key: key, + className: className, + id: id, + style: style, + spread: spread, + ), ), ), ); /// Creates a `

            ` element wrapper for JSX-style composition. -El $section({ +El $section({ String? className, String? id, Map? style, @@ -313,7 +440,7 @@ El $section({ ); /// Creates an `
            ` element wrapper for JSX-style composition. -El $article({ +El $article({ String? className, String? id, Map? style, @@ -326,7 +453,7 @@ El $article({ ); /// Creates a `