main.js

// Modules to control application life and create native browser window
const {app, BrowserWindow} = require('electron')

if (require('electron-squirrel-startup')) return app.quit();


const gotTheLock = app.requestSingleInstanceLock()
if (!gotTheLock) {
  app.quit();
  return;
}
// 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(async () => {
  const {Server} = require("./server/server.js")
  const server = new Server();
  await server.load();
  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) server.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()
})

// 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.