Update checker + change version to v0.0.4

Hanprogramer · Hanprogramer · commit 68fa88ab78cd · 2022-01-06T10:50:09.000+07:00
diff --git a/lib/main.dart b/lib/main.dart
@@ -1,8 +1,10 @@
 import 'dart:io';
 
+import 'package:archive/archive.dart';
 import 'package:corecoder_develop/screens/editor/editor.dart';
 import 'package:corecoder_develop/screens/settings/plugins_browser.dart';
 import 'package:corecoder_develop/util/cc_project_structure.dart';
+import 'package:corecoder_develop/util/plugins_manager.dart';
 import 'package:corecoder_develop/util/theme_manager.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -12,7 +14,6 @@ import 'package:shared_preferences/shared_preferences.dart';
 import 'screens/homepage/homepage.dart';
 import 'screens/editor/editor_drawer.dart';
 import 'package:bitsdojo_window/bitsdojo_window.dart';
-
 void main() async {
   runApp(const CoreCoderApp());
   if (CoreCoderApp.isDesktop) {
@@ -30,12 +31,16 @@ const borderColor = Color(0xFF3BBA73);
 
 class CoreCoderApp extends StatefulWidget {
   const CoreCoderApp({Key? key}) : super(key: key);
-  static const String version = "v0.0.3.1";
-  static bool isDesktop = (Platform.isWindows || Platform.isLinux || Platform.isMacOS);
-  static bool isLandscape(BuildContext context){
+  static const String version = "v0.0.4";
+  static bool isDesktop =
+      (Platform.isWindows || Platform.isLinux || Platform.isMacOS);
+
+  static bool isLandscape(BuildContext context) {
     var q = MediaQuery.of(context);
-    return q.orientation == Orientation.landscape || q.size.width > q.size.height;
+    return q.orientation == Orientation.landscape ||
+        q.size.width > q.size.height;
   }
+
   @override
   State<StatefulWidget> createState() {
     return CoreCoderAppState();
@@ -81,11 +86,10 @@ class CoreCoderAppState extends State<CoreCoderApp> {
       //   debugPrint(result as String);
       // });
     }
-
-
   }
+
   static final Future<SharedPreferences> _pref =
-  SharedPreferences.getInstance();
+      SharedPreferences.getInstance();
 
   @override
   Widget build(BuildContext context) {
@@ -109,33 +113,33 @@ class CoreCoderAppState extends State<CoreCoderApp> {
                   child: Column(
                     children: [
                       // The title bar
-                      if(CoreCoderApp.isDesktop)
-                      WindowTitleBarBox(
-                          child: Row(children: [
-                        Expanded(
-                            child: MoveWindow(
-                          child: Row(children: [
-                            const SizedBox(
-                              width: 16.0,
-                            ),
-                            Image.asset(
-                              "assets/logo.png",
-                              isAntiAlias: true,
-                              filterQuality: FilterQuality.high,
-                              width: 20,
-                              height: 20,
-                            ),
-                            const SizedBox(
-                              width: 16.0,
-                            ),
-                            Text(
-                              "CoreCoder:Develop ${CoreCoderApp.version}",
-                              style: Theme.of(context).textTheme.bodyText1!,
-                            )
-                          ]),
-                        )),
-                        const WindowButtons()
-                      ])),
+                      if (CoreCoderApp.isDesktop)
+                        WindowTitleBarBox(
+                            child: Row(children: [
+                          Expanded(
+                              child: MoveWindow(
+                            child: Row(children: [
+                              const SizedBox(
+                                width: 16.0,
+                              ),
+                              Image.asset(
+                                "assets/logo.png",
+                                isAntiAlias: true,
+                                filterQuality: FilterQuality.high,
+                                width: 20,
+                                height: 20,
+                              ),
+                              const SizedBox(
+                                width: 16.0,
+                              ),
+                              Text(
+                                "CoreCoder:Develop ${CoreCoderApp.version}",
+                                style: Theme.of(context).textTheme.bodyText1!,
+                              )
+                            ]),
+                          )),
+                          const WindowButtons()
+                        ])),
                       if (widget != null) Expanded(child: widget)
                     ],
                   ));
diff --git a/lib/screens/homepage/homepage.dart b/lib/screens/homepage/homepage.dart
@@ -20,6 +20,9 @@ import '../../util/cc_project_structure.dart';
 import 'package:corecoder_develop/util/modules_manager.dart'
     show Module, ModulesManager, Template;
 
+import 'package:github/github.dart';
+import 'package:http/http.dart' as http;
+import 'package:corecoder_develop/util/string_extensions.dart';
 import 'homepage_projectlist.dart';
 
 /// Updates the file last modified
@@ -143,13 +146,10 @@ class _HomePageState extends State<HomePage> {
                     ),
               title: Text(
                 p.name,
-                style: const TextStyle(
-                  fontWeight: FontWeight.bold
-                ),
+                style: const TextStyle(fontWeight: FontWeight.bold),
               ),
-              subtitle: Text(
-                      "Last Modified: " +
-                      Utils.getFormattedDateTime(dateTime: p.dateModified)),
+              subtitle: Text("Last Modified: " +
+                  Utils.getFormattedDateTime(dateTime: p.dateModified)),
               trailing: PopupMenuButton<String>(
                 onSelected: (String result) {
                   switch (result) {
@@ -231,10 +231,10 @@ class _HomePageState extends State<HomePage> {
                     value: "export",
                     child: Text('Export Project'),
                   ),
-              const PopupMenuItem<String>(
-                //TODO: Implement this menu
-                value: "remove",
-                child: Text('Remove from list')),
+                  const PopupMenuItem<String>(
+                      //TODO: Implement this menu
+                      value: "remove",
+                      child: Text('Remove from list')),
                 ],
               ))));
       // IconButton(
@@ -260,7 +260,6 @@ class _HomePageState extends State<HomePage> {
   }
 
   Future<void> showCreateProjectDialog() async {
-
     if (Platform.isAndroid) {
       var status = await Permission.storage.status;
       if (!status.isGranted) {
@@ -271,8 +270,11 @@ class _HomePageState extends State<HomePage> {
         await Permission.manageExternalStorage.request();
       }
     }
-    Navigator.push(context,MaterialPageRoute<void>(
-    builder: (BuildContext context) =>HomePageProjectCreate(refreshProjects: refreshRecentProjects)));
+    Navigator.push(
+        context,
+        MaterialPageRoute<void>(
+            builder: (BuildContext context) =>
+                HomePageProjectCreate(refreshProjects: refreshRecentProjects)));
   }
 
   Future loadPrefs() async {
@@ -316,6 +318,7 @@ class _HomePageState extends State<HomePage> {
         }
       }
     });
+    checkForUpdate();
   }
 
   @override
@@ -338,6 +341,49 @@ class _HomePageState extends State<HomePage> {
     }
   }
 
+  Future<void> checkForUpdate() async {
+    var url = "https://github.com/Hanprogramer/corecoder_develop";
+    var git = "Hanprogramer/corecoder_develop";
+    var github = GitHub();
+    try {
+      Repository repo =
+          await github.repositories.getRepository(RepositorySlug.full(git));
+
+      List<Release> releases =
+          await github.repositories.listReleases(repo.slug()).toList();
+
+      if (repo.hasDownloads) {
+        var r = releases.first;
+        String onGithubVersion = r.name ?? "v0.0.0";
+        var requireUpdate =
+            CoreCoderApp.version.compareVersion(onGithubVersion);
+        if (requireUpdate) {
+          final snackBar = SnackBar(
+            content: Text('An update is available! $onGithubVersion'),
+            action: SnackBarAction(
+              label: 'View on Github',
+              onPressed: () {
+                _launchInBrowser(r.htmlUrl ?? url);
+              },
+            ),
+          );
+
+          // Find the ScaffoldMessenger in the widget tree
+          // and use it to show a SnackBar.
+          ScaffoldMessenger.of(context).showSnackBar(snackBar);
+        }
+      }
+    } on GitHubError catch (err) {
+      debugPrint("[Update Checker] Can't fetch update from url $url");
+      final snackBar = SnackBar(
+        content: Text("Can't fetch update from url $url"),
+      );
+      ScaffoldMessenger.of(context).showSnackBar(snackBar);
+    }  on SocketException catch (err){
+      debugPrint("[Update Checker] Can't connect to github");
+    }
+  }
+
   /// Delete a folder recursively with the added indicator
   Future<void> deleteFolderWithIndicator(
       BuildContext context, List<String> paths) async {
@@ -385,7 +431,7 @@ class _HomePageState extends State<HomePage> {
   /// Called from ProjectList
   void onAddProject(String path) async {
     CCSolution? sln = await CCSolution.loadFromFile(path);
-    if(sln != null){
+    if (sln != null) {
       await RecentProjectsManager.instance.addSolution(path);
       setState(() {
         RecentProjectsManager.staticCommit();
diff --git a/lib/util/string_extensions.dart b/lib/util/string_extensions.dart
@@ -0,0 +1,40 @@
+import 'dart:math';
+
+import 'package:flutter/material.dart';
+extension StringExt on String{
+  /// Checks whether the version is LOWER than the provided argument
+  /// //TODO: this is very inaccurate way to do it but kinda fast
+  bool compareVersion(String b){
+    var strSplitA = substring(1).split(".");
+    var strSplitB = b.substring(1).split(".");
+    int versionA = 0, versionB = 0;
+
+    // Version A as int
+    int multiplier = 1000000;
+    for(int i = 0; i < strSplitA.length; i++){
+      multiplier = multiplier ~/ 10;
+      try {
+        versionA += int.parse(strSplitA[i]) * multiplier;
+      }on FormatException catch (e){
+        debugPrint(e.message);
+        continue;
+      }
+    }
+
+
+    // Version B as int
+    multiplier = 1000000;
+    for(int i = 0; i < strSplitB.length; i++){
+      multiplier = multiplier ~/ 10;
+      try {
+        versionB += int.parse(strSplitB[i]) * multiplier;
+      }on FormatException catch (e){
+        debugPrint(e.message);
+        continue;
+      }
+    }
+    // debugPrint("versionA $versionA : $this");
+    // debugPrint("versionB $versionB : $b");
+    return versionA < versionB;
+  }
+}
diff --git a/lib/util/theme_manager.dart b/lib/util/theme_manager.dart
@@ -72,6 +72,13 @@ class ThemeManager {
       checkboxTheme: CheckboxThemeData(
         checkColor: MaterialStateProperty.all(backgroundColor),
         fillColor: MaterialStateProperty.all(primaryColor)
+      ),
+      snackBarTheme: SnackBarThemeData(
+        backgroundColor: backgroundColor,
+        actionTextColor: primaryColor,
+        contentTextStyle: TextStyle(
+          color: foregroundColor
+        )
       )
     );
     return theme;
