text: const {app, BrowserWindow} = require('electron');
  const path = require('path');
  const url = require('url');
  
  let mainWindow;
  
  function createWindow(){
    mainWindow = new BrowserWindow({
      width: 800,
      height: 600,
      webPreferences: {
        nodeIntegration: true
      }
    });
    mainWindow.loadURL(url.format({
      pathname: path.join(__dirname, 'view/index.html'),
      protocol: 'file',
      slashes: true
    }));
  
    mainWindow.webContents.openDevTools();
    mainWindow.on('closed', ()=>{mainWindow = null;})
  }
  
  
  app.on('ready', createWindow);
  app.on('window-all-closed', ()=>{
    if (process.platform !== 'darwin')
      app.quit();
  });
  
  app.on('activate', ()=> {
    if (mainWindow === null){
      createWindow();
    }
  });
  
  
  