IOchat/server.js at master · 1102ankit/IOchat · GitHub

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var app = require('express')();
var http = require('http').Server(app);
var io = require('socket.io')(http);
users = [];
connections = [];
app.get('/', function(req, res){
  res.sendFile(__dirname + '/index.html');
});

io.on('connection', function(socket){
  	connections.push(socket);
	console.log('Connected: %s sockets connected', connections.length);

	//Disconnect
	socket.on('disconnect', function(data){
		//if(!socket.username) return;
		users.splice(users.indexOf(socket.username), 1);
		updateUsernames();
    	connections.splice(connections.indexOf(socket), 1);
    	console.log('Disconnected: %s sockets connected', connections.length);
  	});

  	//Send Message
  	socket.on('send message', function(data){
		//console.log("It worked");
		//console.log(data);
		io.sockets.emit('new message', {msg: data, user: socket.username});
	});

	// New user
	socket.on('new user', function(data, callback){
		callback(true);
		socket.username = data;
		users.push(socket.username);
		updateUsernames();
	});

	function updateUsernames(){
		io.sockets.emit('get users', users);
	}

});

http.listen(3000, function(){
  console.log('listening on *:3000');
});


// console.log('Server running...');


// io.sockets.on('connnection', function(socket){
	// connections.push(socket);
	// console.log('Connected: %s sockets connected', connections.length);

// 	socket.on('disconnect', function(data){
		// connections.splice(connections.indexOf(socket), 1);
  //   	console.log('Disconnected: %s sockets connected', connections.length);
//   });

	// //Disconnect
	// socket.on('disconnect', function(data){
	// 	//users.splice(users.indexOf(socket.username), 1);
	// 	//updateUsernames();
	// 	connections.splice(connections.indexOf(socket), 1);
	// 	console.log('Disconnected: %s sockets connected', connections.length);
	// });
	// //Send Message
	// socket.on('send message', function(data){
	// 	console.log("It worked");
	// 	console.log(data);
	// 	io.sockets.emit('new message', {msg: data, user: socket.username});
	// });

// });