main.js

const { app, BrowserWindow, ipcMain, session, screen } = require('electron');
const path = require('path');

const USER_AGENT = 'Mozilla/5.0 (PS4; Leanback Shell) Gecko/20100101 Firefox/65.0 LeanbackShell/01.00.01.75 Sony PS4/ (PS4, , no, CH)';

app.commandLine.appendSwitch('autoplay-policy', 'no-user-gesture-required');
app.commandLine.appendSwitch('ignore-gpu-blocklist');
app.commandLine.appendSwitch('enable-gpu-rasterization');
app.commandLine.appendSwitch('enable-zero-copy');

function createWindow() {
  app.userAgentFallback = USER_AGENT;

  session.defaultSession.webRequest.onBeforeSendHeaders(
    { urls: ['*://*.youtube.com/*', '*://*.googlevideo.com/*'] },
    (details, callback) => {
      details.requestHeaders['User-Agent'] = USER_AGENT;
      callback({ cancel: false, requestHeaders: details.requestHeaders });
    }
  );

  const { width, height } = screen.getPrimaryDisplay().bounds;

  const win = new BrowserWindow({
    width,
    height,
    fullscreen: true,
    backgroundColor: '#0f0f0f',
    autoHideMenuBar: true,
    webPreferences: {
      preload: path.join(__dirname, 'preload.js'),
      contextIsolation: true,
      nodeIntegration: false
    }
  });

  win.webContents.setUserAgent(USER_AGENT);
  win.loadURL('https://www.youtube.com/tv#/');

  return win;
}

// Controller IPC handler
ipcMain.on('controller-key', (event, keyCode) => {
  const win = BrowserWindow.fromWebContents(event.sender);
  if (win && !win.isDestroyed()) {
    win.webContents.sendInputEvent({ type: 'keyDown', keyCode });
    win.webContents.sendInputEvent({ type: 'keyUp', keyCode });
  }
});

app.whenReady().then(createWindow);

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