const path = require('path');
const { app, BrowserWindow, ipcMain } = require('electron');
const isDev = require('electron-is-dev');
const { spawn } = require('child_process');
const iconv = require('iconv-lite');

function createWindow() {
  const win = new BrowserWindow({
    width: 1920,
    height: 1080,
    webPreferences: {
      preload: path.join(__dirname, 'preload.cjs')
    }
  });
  win.loadFile(path.join(__dirname, '../dist/index.html'));
  win.webContents.openDevTools()
}

app.whenReady().then(createWindow);

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

ipcMain.on('launch-live-talking', () => {
  // Determine folder and path of LiveTalking.exe
  const exeFolder = isDev
    ? path.join(__dirname, '../../Livetalking')
    : path.join(process.resourcesPath, 'Livetalking');
  const exePath = path.join(exeFolder, 'LiveTalking.exe');
  console.log('[Main] Launching LiveTalking.exe at:', exePath);

  // Spawn a new terminal window to run the exe in its own working directory
  const child = spawn('cmd.exe', ['/c', 'start', '""', `"${exePath}"`], {
    cwd: exeFolder,
    windowsVerbatimArguments: true,
    windowsHide: false,
    detached: true
  });
  child.unref();

  // Decode stderr (GBK) and log
  child.stderr.on('data', (data) => {
    console.error(iconv.decode(data, 'gbk'));
  });

  // Handle spawn errors
  child.on('error', (err) => {
    console.error('Error spawning LiveTalking:', err);
  });

  // Log exit status
  child.on('exit', (code, signal) => {
    console.log(`LiveTalking exited with code ${code}, signal ${signal}`);
  });
});