extension.js

// The module 'vscode' contains the VS Code extensibility API
// Import the module and reference it with the alias vscode in your code below
const os = require('os');
const path = require('path');
const vscode = require('vscode');
const VueTreeDataProvider = require('./lib/VueTreeDataProvider');
const ReactTreeDataProvider = require('./lib/ReactTreeDataProvider');
const DocTreeDataProvider = require('./lib/DocTreeDataProvider');
const DownLoad = require('./lib/DownLoad');
const downLoad = new DownLoad();

function createCommand(context, name, callback) {
  const command = vscode.commands.registerCommand(name, callback);
  context.subscriptions.push(command);
}

// this method is called when your extension is activated
// your extension is activated the very first time the command is executed
function activate(context) {
  vscode.window.showInformationMessage('🎉🎉🎉 welcome to easy ! here is the [documents](https://github.com/easy-team) !');
  // Use the console to output diagnostic information (console.log) and errors (console.error)
  // This line of code will only be executed once when your extension is activated
  createCommand(context, 'easy-vs-cli.openLink', function(url) {
    vscode.commands.executeCommand('vscode.open', vscode.Uri.parse(url));
  });
  createCommand(context, 'easy-vs-cli.init', function(args) {
    const conf = vscode.workspace.getConfiguration('easy') || {};
    const root = conf.home || path.resolve(os.homedir(), 'easy', args);

    vscode.window
      .showInputBox({ value: root })
      .then(value => {
        if (!value) {
          vscode.window.showErrorMessage('please input project dir path!');
          return;
        }

        const projectDir = value.split(path.sep);
        const projectName = projectDir.pop();

        console.log('[projectDir] ', projectDir);
        console.log('[projectName] ', projectName);

        downLoad.init(projectDir.length ? projectDir.join('/') : root, projectName, args)
          .then(project => {
            vscode.commands.executeCommand(
              'vscode.openFolder',
              vscode.Uri.file(project),
              false,
            );
          })
          .catch(error => {
            vscode.window.showErrorMessage(error && error.message || 'errors occurred!');
          })
      });
  });
  vscode.window.registerTreeDataProvider(
    'easy-vs-cli.vue',
    new VueTreeDataProvider(),
  );
  vscode.window.registerTreeDataProvider(
    'easy-vs-cli.react',
    new ReactTreeDataProvider(),
  );
  vscode.window.registerTreeDataProvider(
    'easy-vs-cli.doc',
    new DocTreeDataProvider(),
  );
}
exports.activate = activate;

// this method is called when your extension is deactivated
function deactivate() {}
exports.deactivate = deactivate;