#!/bin/env node
/*
*   TODO:   COMMENTS
*/
var net     = require('net');
var express = require('express');
var http    = require('http');
var app     = express();
var socketio = require('socket.io-client');
var bodyParser = require('body-parser');

var players = 0;
var games = [];

app.set('port', process.env.OPENSHIFT_NODEJS_PORT || process.env.PORT || 3004);
app.set('ip', process.env.OPENSHIFT_NODEJS_IP || "localhost");
app.use(bodyParser.json());

//Launch server
app.listen(app.get('port'), app.get('ip'), function () {
    console.log("✔ Express server listening at %s:%d ", app.get('ip'), app.get('port'));
});

app.post('/', function(request, response){
    console.log('post received');
    if(request.body){
        console.log('got a request body');
        var serverSocket = socketio('http://api-anexd.rhcloud.com:8000');
        serverSocket.on('connect', function(){
            console.log('successfully connected');
        });
        serverSocket.emit('client', 'server');
        var lobbyid = request.body.lobbyId;
        serverSocket.emit('connectlobby', lobbyid);
        serverSocket.on('connectlobby', function(data){
            console.log('Received connectlobby event with data:', data);
            if(data){
                var i = new instance(lobbyid, serverSocket);
                i.run();
                games.push(i);
                serverSocket.emit('out', {'event': 'created'});
                serverSocket.on('in', function(data){
                    console.log('Received an "in" message:', data);
                    if(data.event === 'new'){
                        players = data.players;
                    }
                });
            }
        });
    }
    response.json({});
});

function instance(lobbyid, socket) {
    this.imageURL = '';
    this.run = function() {
        console.log('Running new instance');
        socket.on('new', function(data){
            console.log('new');
            if(this.imageURL){
                console.log('sending image', this.imageURL);
                this.socket.emit('image', this.imageURL);
            }
        });

        socket.on('image', function(data){
            console.log('image:', data);
            this.imageURL = data;
            var msg = {
                'event': 'image',
                'data': this.imageURL,
            };
            socket.emit('out', {'event': 'msgall', 'msg': msg});
        });

        socket.on('drawing', function(data){
            console.log('drawing:', data);
            var msg = {
                'event': 'drawing',
                'data': data,
            }
            socket.emit('out', {'event': 'msgplayer', 'player': 0, 'msg': msg});
        });

        socket.on('save', function(data){
            console.log('save:', data);
            var msg = {
                'event': 'save',
                'data': data,
            }
            socket.emit('out', {'event': 'msgplayer', 'player': 0, 'msg': msg});
        });

        socket.on('undo', function(data){
            console.log('undo');
            var msg = {
                'event': 'undo',
            }
            socket.emit('out', {'event': 'msgplayer', 'player': 0, 'msg': msg});
        });
    };
};