app.js

// console.log("Hello, World!");

const net = require('net');
const clients = [];

const server = net.createServer((socket) => {
    clients.push(socket);
    console.log('Client connected');

    socket.on('data', (data) => {
        console.log('Received:', data.toString());
        clients.forEach((client) => {
            if (client !== socket) {
                client.write(data);
            }
        });
    });

    socket.on('end', () => {
        clients.splice(clients.indexOf(socket), 1);
        console.log('Client disconnected');
    });

    socket.on('error', (err) => {
        console.error('Socket error:', err);
    });
});

server.listen(3000, () => {
    console.log('Chat server started on port 3000');
});