main.js

/*
 **  Nuxt
 */
const [, , gitPath] = process.argv;
if (!gitPath) {
  console.error('\n', 'ERROR: path to a git repo not supplied.');
  process.exit(2);
}
const http = require('http');
const {Nuxt, Builder} = require('nuxt');
let config = require('./nuxt.config.js');
config.env = Object.assign({}, config.env, {GIT_PATH: gitPath});
config.rootDir = __dirname; // For electron-builder
// Init Nuxt.js
const nuxt = new Nuxt(config);
const builder = new Builder(nuxt);
const server = http.createServer(nuxt.render);
// Build only in dev mode
if (config.dev) {
  builder.build().catch(err => {
    console.error(err); // eslint-disable-line no-console
    process.exit(1);
  });
}
// Listen the server
server.listen();
const _NUXT_URL_ = `http://localhost:${server.address().port}`;
console.log(`Nuxt working on ${_NUXT_URL_}`);

/*
 ** Electron
 */
let win = null; // Current window
const electron = require('electron');
const path = require('path');
const app = electron.app;
const newWin = () => {
  win = new electron.BrowserWindow({
    icon: path.join(__dirname, 'static/icon.png')
  });
  win.maximize();
  win.on('closed', function () {
    win = null;
  });
  if (config.dev) {
    // Install vue dev tool and open chrome dev tools
    const {default: installExtension, VUEJS_DEVTOOLS} = require('electron-devtools-installer');
    installExtension(VUEJS_DEVTOOLS.id).then(name => {
      console.log(`Added Extension:  ${name}`);
      win.webContents.openDevTools();
    }).catch(err => console.log('An error occurred: ', err));
    // Wait for nuxt to build
    const pollServer = () => {
      http.get(_NUXT_URL_, res => {
        if (res.statusCode === 200) {
          win.loadURL(_NUXT_URL_);
        } else {
          setTimeout(pollServer, 300);
        }
      }).on('error', pollServer);
    };
    pollServer();
  } else {
    return win.loadURL(_NUXT_URL_);
  }
};
app.on('ready', newWin);
app.on('window-all-closed', () => app.quit());
app.on('activate', () => win === null && newWin());