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

const app = express();
const server = http.createServer(app);
const io = new Server(server);

// Serve your existing static files (HTML, JS, CSS)
app.use(express.static(__dirname));

let players = {};

io.on('connection', (socket) => {
  console.log('A user connected:', socket.id);

  // Create a new player and add them to the players object
  players[socket.id] = {
    rotation: { x: 0, y: 0, z: 0 },
    position: { x: 0, y: 1, z: 0 },
    socketId: socket.id
  };

  // Send the new player the list of all other players
  socket.emit('currentPlayers', players);

  // Announce the new player to all other players
  socket.broadcast.emit('newPlayer', players[socket.id]);

  // Handle player disconnection
  socket.on('disconnect', () => {
    console.log('User disconnected:', socket.id);
    delete players[socket.id];
    // Announce the player's disconnection to all other players
    io.emit('playerDisconnected', socket.id);
  });

  // Handle player movement updates
  socket.on('playerMovement', (movementData) => {
    if (players[socket.id]) {
      players[socket.id].position = movementData.position;
      players[socket.id].rotation = movementData.rotation;
      // Broadcast the movement to all other players
      socket.broadcast.emit('playerMoved', players[socket.id]);
    }
  });
});

const PORT = process.env.PORT || 3000;
server.listen(PORT, () => {
  console.log(`Server listening on port ${PORT}`);
});