const { app, BrowserWindow } = require('electron');
const path = require('path');
const url = require('url');

// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
let win;

function createWindow() {
  // Create the browser window.
  win = new BrowserWindow();
  win.maximize();

  // and load the index.html of the app.
  win.loadURL(url.format({
    pathname: path.join(__dirname, 'start.html'),
    protocol: 'file:',
    slashes: true
  }));

  // Open the DevTools.
  win.webContents.openDevTools();

  // Emitted when the window is closed.
  win.on('closed', () => {
    // Dereference the window object, usually you would store windows
    // in an array if your app supports multi windows, this is the time
    // when you should delete the corresponding element.
    win = null;
  });
}

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', createWindow);

// Quit when all windows are closed.
app.on('window-all-closed', () => {
  // On macOS it is common for applications and their menu bar
  // to stay active until the user quits explicitly with Cmd + Q
  if (process.platform !== 'darwin') {
    app.quit();
  }
});

app.on('activate', () => {
  // On macOS it's common to re-create a window in the app when the
  // dock icon is clicked and there are no other windows open.
  if (win === null) {
    createWindow()
  }
});

// electron main
console.log(process.versions);

const { app, BrowserWindow } = require('electron');
var ipc = require('electron').ipcMain;

app.on("ready", function () {
  ipc.on("console", function (ev) {
    var args = [].slice.call(arguments, 1);
    var r = console.log.apply(console, args);
    ev.returnValue = [r];
  });
  ipc.on("app", function (ev, msg) {
    var args = [].slice.call(arguments, 2);
    ev.returnValue = [app[msg].apply(app, args)];
  });

  var window = new BrowserWindow();
  window.loadURL("file://" + __dirname + "/start.html");
  window.webContents.openDevTools();
  window.webContents.once("did-finish-load", function () {
    var http = require("http");
    var crypto = require("crypto");
    var server = http.createServer(function (req, res) {
      var port = crypto.randomBytes(16).toString("hex");
      ipc.once(port, function (ev, status, head, body) {
        //console.log(status, head, body);
        res.writeHead(status, head);
        res.end(body);
      });
      window.webContents.send("request", req, port);
    });
    server.listen(8000);
    console.log("http://localhost:8000/");
  });
});

add server to electron