const express = require('express');
const morgan = require('morgan');
const http = require('http');

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

app.use(morgan('dev'));

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

io.on('connection', (socket) => {
  console.log('A user connected');
  
  socket.on('disconnect', () => {
    console.log('User disconnected');
  });
  
  socket.on('chat message', (msg) => {
    console.log(`Message: ${msg}`);
  });
});

server.listen(3000, () => {
  console.log('Server is running on port 3000');
});