// mods by Patrick OReilly 
// Twitter: @pato_reilly Web: http://patricko.byethost9.com

var game = new Phaser.Game(800, 600, Phaser.CANVAS, 'phaser-example', { preload: preload, create: create, update: update, render: render });

function preload() {

    game.load.spritesheet('item', 'assets/buttons/number-buttons.png', 160, 160);
}

var simon;
var N = 1;
var userCount = 0;
var currentCount = 0;
var sequenceCount = 16;
var sequenceList = [];
var simonSez = false;
var timeCheck;
var litSquare;
var winner;
var loser;
var intro;

function create() {

    simon = game.add.group();
    var item;
    
    for (var i = 0; i < 3; i++)
    {
        item = simon.create(150 + 168 * i, 150, 'item', i);
        // Enable input.
        item.input.start(0, true);
        item.events.onInputDown.add(select);
        item.events.onInputUp.add(release);
        item.events.onInputOut.add(moveOff);
        simon.getAt(i).alpha = 0;
    }

    for (var i = 0; i < 3; i++)
    {    
        item = simon.create(150 + 168 * i, 318, 'item', i + 3);
        // Enable input.
        item.input.start(0, true);
        item.events.onInputDown.add(select);
        item.events.onInputUp.add(release);
        item.events.onInputOut.add(moveOff);
        simon.getAt(i + 3).alpha = 0;
    }
        
    introTween();
    setUp();
    setTimeout(function(){simonSequence(); intro = false;}, 5000);

}

function restart() {
    
    N = 1;
    userCount = 0;
    currentCount = 0;
    sequenceList = [];
    winner = false;
    loser = false;
    introTween();
    setUp();
    setTimeout(function(){simonSequence(); intro=false;}, 5000);

}

function introTween() {
    
    intro = true;

    for (var i = 0; i < 6; i++)
    {
        game.add.tween(simon.getAt(i)).to( { alpha: 1 }, 500, Phaser.Easing.Linear.None, true, 0, 4, true).to( { alpha: .25 }, 500, Phaser.Easing.Linear.None, true);
    }

}

function update() {

    if (simonSez)
    {   
        if (game.time.now - timeCheck >700-N*40)
        {   
            simon.getAt(litSquare).alpha = .25; 
            game.paused = true;

            setTimeout(function()
            {        
                if ( currentCount< N)
                {               
                    game.paused = false;            
                    simonSequence();
                }
                else
                {               
                    simonSez = false;               
                    game.paused = false;
                }       
            }, 400 - N * 20);
        }
    }
}

function playerSequence(selected) {

    correctSquare = sequenceList[userCount];
    userCount++;
    thisSquare = simon.getIndex(selected);
  
    if (thisSquare == correctSquare)
    {       
        if (userCount == N) 
        {
            if (N == sequenceCount) 
            {
                winner = true;
                setTimeout(function(){restart();}, 3000);           
            }
            else
            {
                userCount = 0;
                currentCount = 0;
                N++;
                simonSez = true;
            }       
        }       
    }
    else
    {
        loser = true;
        setTimeout(function(){restart();}, 3000);
    }

}

function simonSequence () {

    simonSez = true;
    litSquare = sequenceList[currentCount];
    simon.getAt(litSquare).alpha = 1;
    timeCheck = game.time.now;
    currentCount++;

}

function setUp() {
    
    for (var i = 0; i < sequenceCount; i++)
    {
        thisSquare = game.rnd.integerInRange(0,6);
        sequenceList.push(thisSquare);
    }

}

function select(item, pointer) {

    if (!simonSez && !intro && !loser && !winner)
    {
        item.alpha = 1;
    }

}

function release(item, pointer) {

    if (!simonSez && !intro && !loser && !winner)
    {
        item.alpha = .25;
        playerSequence(item);
    } 
}

function moveOff(item, pointer) {

    if (!simonSez && !intro && !loser && !winner)
    {
        item.alpha = .25;
    } 

}

function render() {

    if (!intro)
    {
        if (simonSez)
        {
            game.debug.renderText('Simon Sez', 360, 96, 'rgb(255,0,0)');
        }
        else
        {
            game.debug.renderText('Your Turn', 360, 96, 'rgb(0,255,0)');
        }
    }
    else
    {
        game.debug.renderText('Get Ready', 360, 96, 'rgb(0,0,255)');
    }
    
    if (winner)
    {
        game.debug.renderText('You Win!', 360, 32, 'rgb(0,0,255)');
    }
    else if (loser)
    {
        game.debug.renderText('You Lose!', 360, 32, 'rgb(0,0,255)');
    }
        
}