index.js

const { app, BrowserWindow, ipcMain, dialog, ipcRenderer, remote, electron } = require("electron");
const fs = require('fs');
const path = require('path');
const { autoUpdater, AppUpdater } = require("electron-updater");
var win

function createWindow() {
  win = new BrowserWindow({
    width: 1000,
    height: 600,
    icon: "build/icon.png",
    autoHideMenuBar: true,
    backgroundColor: '#1d1d1d',
    webPreferences: {
      nodeIntegration: true,
      nodeIntegrationInWorker: true,
      nodeIntegrationInSubFrames: true,
      enableRemoteModule: true,
      contextIsolation: false,
      webviewTag: true,
    }
  });
  require('@electron/remote/main').initialize()
  require('@electron/remote/main').enable(win.webContents)

  win.loadFile('pages/index.html')
}

ipcMain.handle('open-file-dialog', async () => {
  const result = await dialog.showOpenDialog(win, {
    properties: ['openFile'],
  });

  return result;
});

app.whenReady().then(() => {
  createWindow()

  autoUpdater.checkForUpdates();
  console.log(`Checking for updates. Current version ${app.getVersion()}`);
})

autoUpdater.on("update-available", (info) => {
  console.log(`Update available. Current version ${app.getVersion()}`);
});

autoUpdater.on("update-not-available", (info) => {
  console.log(`No update available. Current version ${app.getVersion()}`);
});

autoUpdater.on("update-downloaded", (info) => {
  console.log(`Update downloaded. Current version ${app.getVersion()}`);
});

app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit()
  }
})

app.on('activate', () => {
  if (BrowserWindow.getAllWindows().length === 0) {
    createWindow()
  }
})