app.js

var express = require('express');
var app = express();

var server = require('http').Server(app);
var io = require('socket.io')(server);

var fs = require('fs');
var path = require('path');


server.listen(80);

app.use(express.static(path.join(__dirname, 'public')));

app.get('/', function(req, res){

    res.sendFile(path.join(__dirname+'/public/pages/user.html'));

})
.get('/adminbadass', function(req, res){

    res.sendFile(path.join(__dirname+'/public/pages/admin.html'));

})
.get('/display', function(req, res){

    res.sendFile(path.join(__dirname+'/public/pages/display.html'));

})
.get('/draw', function(req, res){

    res.sendFile(path.join(__dirname+'/public/pages/draw.html'));

})
.use(function(req, res, next){

});


/**
 * STEP:
 * 0 -> null
 * 1 -> Lui/Elle
 */
var currentStep = 1;
var sDraw;
var cvsWidth;
var cvsHeight;
var sDisp;

io.on('connection', function(socket){


    socket.emit('welcome', currentStep);

    socket.on('setStep', function(vTime){

        //socket.broadcast.emit('updateVideo', vTime);
    });

    socket.on('getStep', function(vTime){

        socket.emit('setUser', currentStep);
    });

    socket.on('hiDraw', function(data){

        cvsWidth = data.width;
        cvsHeight = data.height;

        sDraw = socket;
        sDraw.emit('welcomeDraw');
    });

    socket.on('hiDisplay', function(){

        sDisp = socket;
        sDisp.emit('welcomeDisplay', {width: cvsWidth, height: cvsHeight});
    });

    socket.on('cvsDraw', function(data){

        if(sDisp){
            sDisp.emit('drawDisplay', data);
        }
    });
});