const express = require("express");
const { Server } = require("socket.io");
const http = require("http");
const app = express();
const path = require("path");

app.use(express.static(path.join(__dirname, './dist')));
app.disable("x-powered-by");

app.get('*', (req, res) => res.sendFile(path.join(__dirname, './dist', 'index.html')));

const server = http.createServer(app);

const io = new Server(server, {
  cors: {origin: "*"},
  pingTimeout: 30000,
  pingInterval: 10000
});

const roomController = require('./controller/room');
const gameController = require('./controller/game');
roomController.setCleanupGameState(gameController.cleanupGameState);

io.on("connection", (socket) => {
  try {
    require("./handler/connection")(io)(socket);
  } catch (error) {
    console.error('Error handling socket connection:', error);
    socket.emit('error', { message: 'Internal server error' });
  }
});

server.on('error', (error) => {
  console.error('Server error:', error);
});

const PORT = process.env.PORT || 5287;
server.listen(PORT, () => {
  console.log(`Server running on port ${PORT}`);
});

process.on('SIGINT', () => {
  console.log('Server shutting down...');
  server.close(() => {
    console.log('Server closed');
    process.exit(0);
  });
});