Basic working extension

Author: QuentinGruber

package-lock.json

@@ -30,16 +30,20 @@
 		"test": "node ./out/test/runTest.js"
 	},
 	"devDependencies": {
-		"@types/vscode": "^1.52.0",
 		"@types/glob": "^7.1.3",
+		"@types/lodash": "^4.14.167",
 		"@types/mocha": "^8.0.4",
 		"@types/node": "^12.11.7",
-		"eslint": "^7.15.0",
+		"@types/vscode": "^1.52.0",
 		"@typescript-eslint/eslint-plugin": "^4.9.0",
 		"@typescript-eslint/parser": "^4.9.0",
+		"eslint": "^7.15.0",
 		"glob": "^7.1.6",
 		"mocha": "^8.1.3",
 		"typescript": "^4.1.2",
 		"vscode-test": "^1.4.1"
+	},
+	"dependencies": {
+		"lodash": "^4.17.20"
 	}
-}
+}

package.json

@@ -1,12 +1,55 @@
 import * as vscode from 'vscode';
+const path = require('path');
+import * as fs from 'fs';
+const templatePath = path.join(__dirname, '../templates');
+import * as _  from 'lodash';
 
 export function activate(context: vscode.ExtensionContext) {
 
 	console.log('Congratulations, your extension "dockerfiletemplate" is now active!');
 
-	let disposable = vscode.commands.registerCommand('dockerfiletemplate.generatedockerfile', () => {
-		vscode.window.showInformationMessage('Hello World from DockerFileTemplate!');
+	const templates: Array<string> = [];
+	let allFiles: Array<string>;
+	fs.readdir(templatePath, function (err:any, files:Array<string>) {
+    if (err) {
+        return console.log('Unable to scan directory: ' + err);
+		} 
+		allFiles = files;
+		files.filter(e => e.includes(".dockerignore") ? false : true).forEach(file => {
+
+			templates.push(_.trimEnd(file, ".dockerfile"))
+		})
+		
 	});
+	
+	let disposable = vscode.commands.registerCommand('dockerfiletemplate.generatedockerfile', () => {
+		const { workspace: { workspaceFolders } } = vscode;
+		console.log(workspaceFolders)
+		const workspaceFolder = workspaceFolders ? workspaceFolders[0].uri.fsPath : null;
+
+		vscode.window.showQuickPick(templates).then(option => {
+			if (!option) return;
+			allFiles.forEach((file) => {
+					// check if a ignore file exist
+				if (file === `.dockerignore ${option}`) {
+					vscode.window.showInformationMessage("A .dockerignore file exist for this template , do you want to use it ?", "yes", "no").then(response => {		
+						if (response === "yes") {
+							fs.readFile(`${templatePath}/.dockerignore ${option}`, (err: any , data: Buffer) => {
+								console.log(data)
+								fs.writeFileSync (`${workspaceFolder}/.dockerignore`, data)
+							})
+						}
+					})
+				}
+				fs.readFile(`${templatePath}/${option}.dockerfile`, (err: any , data: Buffer) => {
+					console.log(`${workspaceFolder}/Dockerfile`)
+					fs.writeFileSync (`${workspaceFolder}/Dockerfile`, data);
+			})
+			})
+
+		})
+
+	})
 
 	context.subscriptions.push(disposable);
 }

src/extension.ts

@@ -0,0 +1,6 @@
+/node_modules
+/Docker
+.gitignore
+.gitattributes
+LICENSE
+README.md

templates/.dockerignore Nodejs app

@@ -0,0 +1,7 @@
+FROM node:12 
+WORKDIR /usr/src/app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+EXPOSE 3000
+CMD [ "npm", "start" ]

templates/Nodejs app.dockerfile

@@ -0,0 +1,7 @@
+FROM node:12 
+WORKDIR /usr/src/app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+EXPOSE 3000
+CMD [ "npm", "start" ]