main.js

const { app, BrowserWindow, Menu } = require('electron');
const path = require('path');
const url = require('url');
const { mkArchetypeDir } = require('./lib/filesystem');
const { watch } = require('./lib/watch');


let mainWindow;

// Keep a reference for dev mode
let dev = false;
if (process.defaultApp || /[\\/]electron-prebuilt[\\/]/.test(process.execPath) || /[\\/]electron[\\/]/.test(process.execPath)) {
  dev = true;
}

function createWindow() {
  // Create the Application's main menu
  const template = [{
    label: 'Application',
    submenu: [
      { label: 'About Application', selector: 'orderFrontStandardAboutPanel:' },
      { type: 'separator' },
      { label: 'Quit', accelerator: 'Command+Q', click: () => { app.quit(); } },
    ],
  },
  {
    label: 'Edit',
    submenu: [
      { label: 'Undo', accelerator: 'CmdOrCtrl+Z', selector: 'undo:' },
      { label: 'Redo', accelerator: 'Shift+CmdOrCtrl+Z', selector: 'redo:' },
      { type: 'separator' },
      { label: 'Cut', accelerator: 'CmdOrCtrl+X', selector: 'cut:' },
      { label: 'Paste', accelerator: 'CmdOrCtrl+V', selector: 'paste:' },
      { label: 'Select All', accelerator: 'CmdOrCtrl+A', selector: 'selectAll:' },
    ],
  },
  ];

  Menu.setApplicationMenu(Menu.buildFromTemplate(template));
  mkArchetypeDir();
  watch();

  mainWindow = new BrowserWindow({
    width: 462,
    height: 668,
    show: false,
    titleBarStyle: 'hiddenInset',
    resizable: false,
    webPreferences: { nodeIntegration: true },
  });

  // and load the index.html of the app.
  let indexPath;

  if (dev && process.argv.indexOf('--noDevServer') === -1) {
    indexPath = url.format({
      protocol: 'http:',
      host: 'localhost:8080',
      pathname: 'index.html',
      slashes: true,
    });
  } else {
    indexPath = url.format({
      protocol: 'file:',
      pathname: path.join(__dirname, 'dist', 'index.html'),
      slashes: true,
    });
  }

  mainWindow.loadURL(indexPath);

  // Don't show until we are ready and loaded
  mainWindow.once('ready-to-show', () => {
    mainWindow.show();
    if (dev) {
      mainWindow.webContents.openDevTools();
    }
  });

  // Emitted when the window is closed.
  mainWindow.on('closed', () => {
    mainWindow = null;
  });
}


app.on('ready', createWindow);
// Quit when all windows are closed.
app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit();
  }
});

app.on('activate', () => {
  if (mainWindow === null) {
    createWindow();
  }
});