main.js

// Modules to control application life and create native browser window
const {app, BrowserWindow,  dialog } = require('electron')
const { autoUpdater } = require("electron-updater");
const path = require('path')

const server = 'https://electron-update-koyb5oexy.vercel.app'
const feed = `${server}/update/${process.platform}/${app.getVersion()}`

autoUpdater.setFeedURL(feed)

autoUpdater.on('update-available', (ev, info) => {
 alert('update available')
})
autoUpdater.addListener('update-downloaded', (event, releaseNotes, releaseName) => {
  const dialogOpts = {
      type: 'info',
      buttons: ['Neustarten', 'Jetzt nicht. Später'],
      title: 'Masslinker Update',
      message: process.platform === 'win32' ? releaseNotes : releaseName,
      detail: 'Eine Neue Version wurde heruntergeladen. Starte die Anwendung neu um das Update zu installieren.'
  }

  dialog.showMessageBox(dialogOpts).then((returnValue) => {
      if (returnValue.response === 0) autoUpdater.quitAndInstall()
  })
})


function createWindow () {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      preload: path.join(__dirname, 'preload.js')
    }
  })

  // and load the index.html of the app.
  mainWindow.loadFile('index.html')

  // Open the DevTools.
  // mainWindow.webContents.openDevTools()
}

// 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.whenReady().then(() => {
  createWindow()
  
  app.on('activate', function () {
    // 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 (BrowserWindow.getAllWindows().length === 0) createWindow()
  })
})

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

app.on("ready", function() {
  setInterval(() => {
  autoUpdater.checkForUpdates();
}, 1000)
 });

// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.