server.js

import { WebSocketServer, WebSocket } from "ws";

const wss = new WebSocketServer({port: 8080})

//
wss.on("connection", (socket, request) => {
    
    const ip = request.socket.remoteAddress
    console.log('Connection established')

    socket.on('message', (rawData) => {
        console.log({raw: rawData})
        const data = rawData.toString()
        console.log(data)

        // this runs for every client connected to the socket
        wss.clients.forEach((client) => {
            if (client.readyState === WebSocket.OPEN) { // or client.readyState === 1 (which means open)
                client.send(`${ip}: ${data}`)
            }
        })
    })

    socket.on('error', (err) => {
        console.log(`Error: ${err.message} : ${ip}`)
    })

    socket.on('close', () => {
        console.log('Client Disconnected')
    })
});

console.log('Websocket server is live on ws://localhost:8080')