// Works with Mootools 1.2.1
var SimpleSlideShowDemo = new Class({
	options: {
		slides: [],
		startIndex: 0,
		wrap: true,
		onShow: $empty,
		onRotate: $empty,
		onStop: $empty,
		onAutoPlay: $empty,
		onShowSlide: $empty,
		slideInterval: 2500,
		auto:false,
		transitionDuration: 700,
		splitter:"·",
		prev:"« ",
		next:" &raquo",
		play:"∞",
		stop:"φ",
		bigNavigation : true,
		smallNavigation: true,
		browser:true,
		addBarInside:true,
		hideText:false

	},
	initialize: function(container,options){

	  if (container[0].getParent().get('tag')=='a') {
     this.containerNest = container[0].getParent().getParent();
    } else {
      this.containerNest = container[0].getParent();
    }
    this.container = container;
		this.setOptions(options);
		this.slides = [];
		this.title = [];
		this.descr = [];
		this.effects = [];
		this.browserArr = [];
		this.playStatus = false;
		if (this.options.auto) this.playStatus = true;

    this.createStructure();

		this.addSlides(this.container);
		if(this.slides.length) this.showSlide(this.options.startIndex);
		if (this.options.auto) {
      this.autoplay();
     // this.playStatus = true;
    }
	},
	createFx: function(){
		this.slideFx = new Fx.Elements(this.slides, {duration: this.options.transitionDuration});
		this.slides.each(function(slide){
			slide.setStyle('opacity',0);
		});
	},	
	createStructure: function() {

	  var oldClass = this.containerNest.getProperty("class");
    this.containerNest.setProperty('class', '');
	  this.containerNest.addClass('rgslideshow');
	  
	  this.test = new Element('div').addClass(oldClass).injectBefore(this.containerNest);
	  this.containerNest.injectInside(this.test);
	  
	  if (!this.options.hideText) {
	  
      if (this.options.addBarInside) {
        this.nestAll = new Element('div').setProperty('class', 'rgsnest').injectTop(this.containerNest);    
        this.title = new Element('div').setProperty('class', 'rgstitle').injectInside(this.nestAll);
        this.description = new Element('div').setProperty('class', 'rgsdescription').injectInside(this.nestAll);
      }
      
      //	  this.nestAll = new Element('div').setProperty('class', 'rgslideshow').injectAfter(this.containerNest);
      
      // if (this.options.addBarInside) this.titleOp = new Element('div').setProperty('class', 'optitle').injectInside(this.nestAll);
    //  this.nestDescription = new Element('div').setProperty('class', 'descr').injectInside(this.nestAll);
    //  if (this.options.addBarInside) this.descriptionOp = new Element('div').setProperty('class', 'opdescr').injectInside(this.nestAll);
      
   
       if(this.options.browser) {
       
        this.navigation = new Element('div').setProperty('class', 'rgslideshownav').injectAfter(this.containerNest);
        this.innerNavigation = new Element('div').setProperty('class', 'rgsnav2').injectInside(this.navigation);
        
        if(this.options.smallNavigation) this.prevEl = new Element('span').setProperty('class', 'rgsprev').injectInside(this.innerNavigation).set('html',this.options.prev).addEvent('click', this.cycleBack.bind(this));
        this.browser = new Element('div').setProperty('class', 'rgsbrowser').injectInside(this.innerNavigation);
       if(this.options.smallNavigation)  this.nextEl = new Element('span').setProperty('class', 'rgsnext').injectInside(this.innerNavigation).set('html',this.options.next).addEvent('click', this.cycleForward.bind(this));
  
        this.play = new Element('span').setProperty('class', 'rgsplay').injectInside(this.innerNavigation).addEvent('click', this.togglePlay.bind(this));    
  
        if (!this.playStatus) {
          this.play.set('html',this.options.play).setProperty('title',"Play");
        } else {
          this.play.set('html',this.options.stop).setProperty('title',"Stop");
        }
       } 
    }

    if (this.options.bigNavigation) {
      this.bigPrev = new Element('a').setProperties({'class': 'rgsbigprev', 'href': "javascript:void(0);"}).injectInside(this.containerNest).addEvent('click', this.cycleBack.bind(this));
      this.bigNext = new Element('a').setProperties({'class': 'rgsbignext', 'href': "javascript:void(0);"}).injectInside(this.containerNest).addEvent('click', this.cycleForward.bind(this));
    }    
    
    this.createFx();

  },
	addSlides: function(slides){
    var i =1;

		slides.each(function(slide){
			this.slides.include($(slide));

			this.effects[this.slides.indexOf(slide)] = new Fx.Tween(slide);
      
			slide.addClass('rgssimg');
			var title=" ";
			var descr="";
			if (slide.getProperty("title")) {
				split = slide.getProperty("title").split("|");
				if (split[0]) {
					title = split[0];
					slide.setProperty("title",title);
				}
				if (split[1]) descr = split[1];
			}

  			this.descr[this.slides.indexOf(slide)] = descr;      
  			this.title[this.slides.indexOf(slide)] = title;
			
			if(this.options.browser) {  			
				this.browserEl = new Element('span').setProperties({'class': 'rgsbrowserEl', 'title': title}).set('html',this.slides.indexOf(slide)+1).injectInside(this.browser);
			//	this.browserEl.setProperty('id',this.options.paginationSelector+i);
				this.browserEl.addEvent('click', this.cycleTo.bind(this,this.slides.indexOf(slide)));
				this.browserArr[this.slides.indexOf(slide)] = this.browserEl;
			}
			
			if (i!=1) {
				if(this.options.browser)		
					//this.splitter = new Element('span').setProperty('class', 'rgssplitEl').setHTML(this.options.splitter).injectBefore(this.browserEl);
			
				slide.setStyle('display','none');
			
			} else {

				if (!this.options.hideText && this.options.addBarInside) {
					var nestDiv = this.nestAll.getSize();
				
				} else {
					var nestDiv = this.containerNest.getSize();

				}
				var img = slide.getSize();

				if(this.options.bigNavigation) {          
					this.bigPrev.setStyle('height',(slide.getProperty("height")-nestDiv.y)+'px');
					this.bigNext.setStyle('height',(slide.getProperty("height")-nestDiv.y)+'px');
			
					if(!this.options.addBarInside) {
						this.bigPrev.setStyle('height',(slide.getProperty("height"))+'px');
						this.bigNext.setStyle('height',(slide.getProperty("height"))+'px');

					}					 
				}
    		
				if(this.options.addBarInside) { 
					//this.nestAll.setStyle('width',slide.getProperty("width")+'px');
				}
			
				if(this.options.browser) {
					var width =  this.containerNest.getSize();
					this.navigation.setStyle('width',width.x-1+'px');
				}
      
			}
		i++;
		}, this);
		this.showSlide(0);
	},
	addSlide: function(slide){
		this.addSlides([slide]);
	},
	cycleForward: function(){
		if($chk(this.now) && this.now < this.slides.length-1) this.showSlide(this.now+1);
		else if ((this.now) && this.options.wrap) this.showSlide(0);
		else if(!$defined(this.now)) this.showSlide(this.options.startIndex);
	},
	cycleBack: function(){
		if(this.now > 0) this.showSlide(this.now-1);
		else if(this.options.wrap) this.showSlide(this.slides.length-1);
	},
	cycleTo: function(i){
		if(this.playStatus) {
      this.togglePlay();
    }	
    this.showSlide(i);
	},
	togglePlay: function() {
    if (this.playStatus) {
      this.stop();
      this.playStatus = false;
      this.play.innerHTML = this.options.play;
      this.play.setProperty('title',"Play");
    }
    else {
      this.autoplay();
      this.playStatus = true;
      this.play.innerHTML = this.options.stop;
      this.play.setProperty('title',"Stop");
    }
  },
	autoplay: function(){
		this.slideshowInt = this.rotate.periodical(this.options.slideInterval, this);
		this.fireEvent('onAutoPlay');
	},
	stop: function(){
		clearInterval(this.slideshowInt);
		this.fireEvent('onStop');
	},  	
	rotate: function(){
		this.cycleForward();
		this.fireEvent('onRotate');
	},	
	showSlide: function(iToShow){

		var now = this.now;		
		var currentSlide = this.slides[now];
		var slide = this.slides[iToShow];

		
		function fadeIn(s){
			s.setStyles({
				display:'block',
				visibility: 'visible',
				opacity: 0
			});
			this.effects[this.slides.indexOf(s)].start('opacity', this.now, 1);
			this.fireEvent('onShow', [slide, iToShow]);
		};
    
		if (!this.options.hideText) {
			if (this.options.addBarInside) this.description.innerHTML = this.title.innerHTML = "&nbsp;";
			if(this.options.browser) {
				this.browserArr.each(function(el) {
				el.removeClass("rgsact");
				});
			}
		}

		if(slide) {    
			if($chk(now) && now != iToShow){
				this.effects[now].start('opacity', this.now, 0).chain(function(){
					this.slides[now].setStyle('display', 'none');
					fadeIn.apply(this, [slide]);
					if (!this.options.hideText && this.options.addBarInside) {
						this.description.innerHTML  = this.descr[iToShow];
						this.title.innerHTML  = this.title[iToShow];
						
						if (this.title.innerHTML.length <= 1) {
							this.title.setStyles({display: 'none'});
						} else {
							this.title.setStyles({display: 'inline'});
						}
						
						if (this.description.innerHTML.length == 0) {
							this.description.setStyles({display: 'none'});
						} else {
							this.description.setStyles({display: 'inline'});
						}
						
						if(this.options.browser) {
							this.browserArr[this.now].addClass("rgsact");
							
							var i = 0;
							this.browserArr.each(function(el){
								if(i <= (iToShow + 4) && i >= (iToShow - 4)) {
									el.setStyles({	display: 'inline', margin: '0 1px', padding: '0 4px'});
								} else {
									el.setStyles({	display: 'none', margin: '0 0', padding: '0 0'});
								}
								i++;
								
							});
						}
					}
				}.bind(this));
			} else {
				fadeIn.apply(this, [slide]);
				if (!this.options.hideText && this.options.addBarInside) {
					this.description.innerHTML  = this.descr[iToShow];
					this.title.innerHTML  = this.title[iToShow];
					
					if (this.title.innerHTML.length <= 1) {
						this.title.setStyles({display: 'none'});
					} else {
						this.title.setStyles({display: 'inline'});
					}
					
					if (this.description.innerHTML.length == 0) {
						this.description.setStyles({display: 'none'});
					} else {
						this.description.setStyles({display: 'inline'});
					}
					
					if(this.options.browser) {
						this.browserArr[0].addClass("rgsact");
						
						var i = 0;
						this.browserArr.each(function(el){
							if(i <= (iToShow + 4) && i >= (iToShow - 4)) {
								el.setStyles({	display: 'inline', margin: '0 1px', padding: '0 4px'});
							} else {
								el.setStyles({	display: 'none', margin: '0 0', padding: '0 0'});
							}
							i++;
							
						});
					}
				}
			}
			this.now = iToShow;
		}
	}
});
SimpleSlideShowDemo.implement(new Options, new Events);