budibase/packages/server/src/electron.js

const { app, BrowserWindow } = require("electron");
const { join } = require("path");
const { homedir } = require("os");
const isDev = require("electron-is-dev");
const { autoUpdater } = require("electron-updater");
const unhandled = require("electron-unhandled");

require("dotenv").config({ path: join(homedir(), ".budibase", ".env") });

if (isDev) {
  unhandled({
    showDialog: true
  });
}

const APP_URL = "http://localhost:4001";
const APP_TITLE = "Budibase Builder";

let win

function createWindow() {
  app.server = require("./app");
  win = new BrowserWindow({ width: 1920, height: 1080 });
  win.setTitle(APP_TITLE);
  win.loadURL(APP_URL);
  if (isDev) {
    win.webContents.openDevTools();
  } else {
    autoUpdater.checkForUpdatesAndNotify();
  }
}

app.whenReady().then(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();
});