const WebSocket = require('ws');
const uuid = require('node-uuid');

const wss = new WebSocket.Server({ port: 8080 });

const DEBUG = true;

const Server = {
    messageAll: (ws, message) => { 
        wss.clients.forEach((client) => {
            if (client !== ws && client.readyState === WebSocket.OPEN) {
                client.send(ws.id + ' ' + message);
            }
        });
    },

    onMessage: (ws, message) => {
        DEBUG && console.log('Received: %s', message);
        Server.messageAll(ws, message);
    },
};

wss.on('connection', function connection(ws, req) {
    ws.id = uuid.v4();
    DEBUG && console.log(req.url + ' connected to ' + ws.id);

    ws.on('message', Server.onMessage.bind(null, ws));
});

console.log("Websocket server listening on :8080")