/*var io = require('C:/Program Files (x86)/nodejs/node_modules/socket.io/index.js').listen(8080);

io.sockets.on('connection', function (socket) {
	console.log("server connection is stated");
	socket.emit('news', { hello: 'world' });
		socket.on('my other event', function (data) {
		console.log(data);
     });
});

var http = require('http');

http.createServer(function (request, response) {
  response.writeHead(200, {'Content-Type': 'text/plain'});
  response.end('Hello World\n');
}).listen(80);
*/
//===================================== second implimentation
/*
var app = require('http').createServer(handler)
	, io = require('C:/Program Files (x86)/nodejs/node_modules/socket.io/index.js').listen(app)
	, fs = require('fs');


io.set('log level', 1);

app.listen(80);
function handler (req, res) {
	fs.readFile(__dirname + '/index.html',
	function (err, data) {
		if (err) {
			res.writeHead(500);
			return res.end('Error loading index.html');
		}

		res.writeHead(200,{'Content-Type':'text/html'});
		//res.writeHead(200);
		res.end(data);
	});
}
var clients = {};
var user_count = 0;
io.sockets.on('connection', function (socket) {
	var address = socket.handshake.address.address + ":" + socket.handshake.address.port;
	var unique_id = socket.id;

	if(address in clients){
		clients[address].push(unique_id);
	}else{
		clients[address] = [unique_id];

	}
	console.log(socket);
	user_count+=1;
	socket.namespace.name = "user#" + user_count;
	socket.emit('client_listing', {data:JSON.stringify(clients)});


	socket.on('disconnect',function(){
		console.log("============= disconnect ============");
		if(count(clients[address].ids) > 1){
			clients[address].ids[unique_id].delete;
		}else{
			clients[address].delete;
		}
		console.log(clients);
	});

});
*/
//======================================= third implimentation

/*
var app = require('http').createServer(handler)
	, io = require('C:/Program Files (x86)/nodejs/node_modules/socket.io/index.js').listen(app)
	, fs = require('fs');


io.set('log level', 1);

app.listen(80);
function handler (req, res) {
	fs.readFile(__dirname + '/index.html',
	function (err, data) {
		if (err) {
			res.writeHead(500);
			return res.end('Error loading index.html');
		}
		res.writeHead(200,{'Content-Type':'text/html'});
		res.end(data);
	});
}
var clients = {};
var game_room = {};
var game_count = 0;
var lobby = io
	.of('/lobby')
	.on('connection',function(socket){
		var address = socket.handshake.address.address + ":" + socket.handshake.address.port;
		var unique_id = socket.id;
		console.log("Lobby - " + address + " id:" + unique_id);
		if(address in clients){
			clients[address].push(unique_id);
		}else{
			clients[address]= [unique_id];
		}

		socket.on('register',function(data,fn){
			console.log(data);
			fn(unique_id);
			if(game_count>0){
				io.of('/lobby').emit('game room list',JSON.stringify({
					type:'list',
					data:game_room
				}));
			}
			console.log(data);
		});
		socket.on('create game room',function(data,fn){
			console.log('someone is requesting for a game, id:' + data);
			if(data in game_room){
				fn(false);
			}else{
				game_room[data] = {
					host:data,
					opponent:''
				};
				game_count++;
				fn(true);
				io.of('/lobby').emit('game room list',JSON.stringify({
					type:'single',
					data:game_room[data]
				}));
			}
		});
		socket.on('join game room',function(data,fn){
			if(data in game_room){
				if(game_room[data].opponent == ""){
					game_room[data].opponent = this.unique_id;
					fn(JSON.stringify({
						type:'success',
						msg:'Successfully joined a game',
						game_data:game_room[data]
					}));
				}else{
					fn(JSON.stringify({
						type:'error',
						msg:'This Game Room has already an opponent'
					}));
				}
			}else{
				fn(JSON.stringify({
					type:'error',
					msg:'Unable to find Game Room'
				}));
			}
		});
		socket.on('cancel game room',function(data,fn){

		});
	});
var game = io
	.of('/game')
	.on('connection',function(socket){
		var address = socket.handshake.address.address + ":" + socket.handshake.address.port;
		var unique_id = socket.id;
		console.log("Game - " + address + " id:" + unique_id);
	});
*/
//=========================== fourth implimentation
var app = require('http').createServer(handler)
	, io = require('C:/Program Files (x86)/nodejs/node_modules/socket.io/index.js').listen(app)
	, fs = require('fs');


io.set('log level', 1);

app.listen(80);
function handler (req, res) {
	fs.readFile(__dirname + '/index.html',
	function (err, data) {
		if (err) {
			res.writeHead(500);
			return res.end('Error loading index.html');
		}
		res.writeHead(200,{'Content-Type':'text/html'});
		res.end(data);
	});
}
var clients = {};
var game_room = {};
var game_count = 0;
var lobby = io
	.of('/lobby')
	.on('connection',function(socket){
		var address = socket.handshake.address.address + ":" + socket.handshake.address.port;
		var unique_id = socket.id;
		console.log("Lobby - " + address + " id:" + unique_id);

		socket.on('REGISTER',function(data,fn){
			fn(unique_id);
		});
		socket.on('SEND MESSAGE TO ALL',function(data,fn){
			io.of('/lobby').emit('LOBBY MESSAGE',JSON.stringify({
				from:unique_id,
				msg:data
			}));
			fn(true);
		});
		socket.on('CREATE ROOM',function(){
			socket.join(unique_id);
			if(unique_id in game_room){
				game_room[unique_id].clients.push(unique_id);
			}else{
				game_room[unique_id] = {
					clients:[unique_id]
				};
			}
			io.of('/lobby').in(unique_id).emit('ROOM CHAT',"New client connected to this room. Client ID: " + unique_id);
			update_room_list();
		});
		socket.on('JOIN ROOM',function(data,fn){
			socket.join(data);
			fn(true);
			console.log(data);
			game_room[data].clients.push(unique_id);
			io.of('/lobby').in(data).emit('ROOM CHAT',"New client connected to this room. Client ID: " + unique_id);
			update_room_list();
		});
		update_room_list = function(){
			io.of('/lobby').emit('GAME LIST',JSON.stringify(game_room));
		};
	});