const jsonStream = require('duplex-json-stream');
const streamSet = require('stream-set');
const topology = require('fully-connected-topology');
const me = process.argv[2];
const peers = process.argv.slice(3);
const swarm = topology(me, peers);
const streams = streamSet();
var id = Math.random();
var seq = 0;
var logs = {};
swarm.on('connection', (peer) => {
peer = jsonStream(peer);
streams.add(peer);
peer.on('data', (data) => {
if (logs[data.log] <= data.seq) return;
logs[data.log] = data.seq;
console.log(data.username + '> ' + data.message);
streams.forEach((otherPeer) => {
otherPeer.write(data);
});
});
console.log('new connection');
});
process.stdin.on('data', (data) => {
// modules requirements
require('lookup-multicast-dns/global');
var topology = require('fully-connected-topology');
var jsonStream = require('duplex-json-stream');
var streamSet = require('stream-set');
var toPort = require('hash-to-port');
var register = require('register-multicast-dns');
// input buffer
var me = process.argv[2];
var peers = process.argv.slice(3);
//topology creation and connecting all available peers to streamSet
var swarm = topology(toAddress(me), peers.map(toAddress));
var connections = streamSet();
//var received = {};
//registering for multicast-dns
register(me);
//gets the available connections and and it inputs
swarm.on('connection', function (socket, id) {
console.log('new_peer>', id);
// var username = id.split('.')[0];
// var newUser = document.createElement('div');
// newUser.setAttribute('class', 'peer');
// newUser.innerHTML = username;
// document.getElementById('peer-box').appendChild(newUser);
socket = jsonStream(socket)
const topology = require('fully-connected-topology')
const jsonStream = require('duplex-json-stream')
const streamSet = require('stream-set')
const username = process.argv[2]
const me = process.argv[3]
const peers = process.argv.slice(4)
const swarm = topology(me, peers)
let connections = streamSet()
let received = {}
let seq = 0
const id = Math.random()
swarm.on('connection', (socket, userAddress) => {
console.log(`new connection from ${userAddress}, total connections: ${connections.size}`)
socket = jsonStream(socket)
connections.add(socket)
socket.on('close', () => {
console.log(`${userAddress} left`);
console.log(`total connections: ${connections.size}`)
})
socket.on('data', data => {
if (data.seq <= received[data.id] ) {
return
} else {