const { app, BrowserWindow, ipcMain } = require('electron');
const activeWindows = require('electron-active-window');

let win;

function createWindow() {
  win = new BrowserWindow({ width: 800, height: 600, webPreferences: { nodeIntegration: true, contextIsolation: false } });
  win.loadURL('http://localhost:4200');
  win.on('closed', () => {
    win = null;
  });
}

function sendActiveWindows() {
  activeWindows().getActiveWindow().then((result) => {
    win.webContents.send("get-active-window-reply", result)
  });
}

app.on('ready', createWindow);

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

app.on('activate', () => {
  if (win === null) {
    createWindow();
  }
});

app.on('browser-window-created', (_event, _arg) => {
  sendActiveWindows();
});

ipcMain.on('get-active-window', (_event, _arg) => {
  sendActiveWindows();
});