main.js

'use strict';

const electron = require('electron');
const app = electron.app;
const BrowserWindow = electron.BrowserWindow;
const Menu = electron.Menu;
const {crashReporter, dialog} = require('electron');

crashReporter.start({
  productName: 'YourName',
  companyName: 'YourCompany',
  submitURL: 'https://your-domain.com/url-to-submit',
  autoSubmit: true
});

app.on('window-all-closed', function() {
  if (process.platform !== 'darwin') {
    app.quit();
  }
});

app.on('ready', function() {
  // Add Menu
  Menu.setApplicationMenu(menu);

  openWindow(process.cwd());
});

function openWindow (baseDir) {
  let win = new BrowserWindow({width: 800, height: 600});
  win.loadURL('file://' +__dirname+ '/index.html?baseDir=' + encodeURIComponent(baseDir));
  win.on('closed', function() {
    win = null;
  });
}

// Add Menu Information
const template = [
  {
    label: 'ReadUs',
    submenu: [
      {
        label: 'Quit',
        accelerator: 'Command+Q',
        click: function () {
          app.quit();
        }
      }
    ]
  }, {
    label: 'File',
    submenu: [
      {
        label: 'Open',
        accelerator: 'Command+O',
        click: function () {
          // Call Open File Dialog
          dialog.showOpenDialog({properties: ['openDirectory']}, function (baseDir) {
            if (baseDir && baseDir[0]) {
              openWindow(baseDir[0]);
            }
          })
        }
      }
    ]
  }, {
    label: 'View',
    submenu: [
      {
        label: 'Reload',
        accelerator: 'Command+R',
        click: function () {
          BrowserWindow.getFocusedWindow().reload();
        }
      }, {
        label: 'Toggle DevTools',
        accelerator: 'Alt+Command+I',
        click: function () {
          BrowserWindow.getFocusedWindow().toggleDevTools();
        }
      }
    ]
  }
];

const menu = Menu.buildFromTemplate(template);