/**
 * RabidRatings - Simple and Pretty Ratings for Everyone
 * JavaScript functionality requires MooTools version 1.11. <http://www.mootools.net>
 * 
 * Full package available at <http://widgets.rabidlabs.net/ratings>.
 *
 * NOTE: The included JavaScript WILL ONLY WORK WITH MOOTOOLS.  It will not work if any other JavaScript
 * framework is present on the page.
 *
 * Current MooTools version: 1.11
 *
 * @author Michelle Steigerwalt <http://www.msteigerwalt.com>
 * @copyright 2007 Michelle Steigerwalt
 */

var RabidRatings = new Class({
	
	options: {
		url: null,
		activeColor: '#00A5B3',
		votedColor: '#FFF600',
		fillColor: '#FFF600',
		leftMargin: 1,  /* The width in pixels of the margin before the stars. */
		starWidth: 10,  /* The width in pixels of each star. */
		starMargin: 0,  /* The width in pixels between each star. */
		scale: 10,       /* la scala e' fino a 10. */
		snap: 1         /* Will snap to the nearest star (can be made a decimal, too). */
	},
	
	initialize: function(options) {
		
		this.setOptions(options);
		var activeColor = this.options.activeColor;
		var votedColor  = this.options.votedColor;
		var fillColor   = this.options.fillColor;

		$$('.rabidRating').each(function(el) {
		if (!window.ie6) {
			el.id = el.getAttribute('id');
			el.offset = el.getPosition().x;
			el.fill = el.getElement('.ratingFill');
			el.starPercent = this.getStarPercent(el.id);
			// 20080906 - edoardo.galvagno@gruppotesi.com
			// cambio colore per il secondo tipo di voto
			el.nome = this.getVoteName(el.id);
			if (el.nome == 'esauriente') {
			  el.fill.addClass('esauriente');
			}
			el.ratableId   = this.getRatableId(el.id);
			this.fillVote(el.starPercent, el);
			el.currentFill = this.getFillPercent(el.starPercent);
			el.fillColor   = fillColor;
			el.activeColor = activeColor;
			el.votedColor  = votedColor;
			el.colorFx = new Fx.Style(el.fill, 'background-color', {wait: false});
			el.widthFx = new Fx.Style(el.fill, 'width');
			/* el.mouseCrap = function(e) {   */
			/* 	var fill = e.clientX - el.offset;  */
			/* 	var fillPercent = this.getVotePercent(fill);  */
			/* 	var step = (100 / this.options.scale) * this.options.snap;  */
			/* 	var nextStep = Math.floor(fillPercent / step) + 1;  */
			/* 	this.fillVote(nextStep * step, el);  */
			/* }.bind(this);  */
			/* el.addEvent('mouseenter', function(e) {   */
			/* 	el.colorFx.start(el.activeColor);   */
			/* 	el.addEvent('mousemove', el.mouseCrap);  */
			/* });  */
			/* el.addEvent('mouseleave', function(e) {  */
			/* 	el.removeEvent(el.mouseCrap);  */
			/* 	el.colorFx.start(el.activeColor, el.fillColor);  */
			/* 	el.widthFx.start(el.currentFill);  */
			/* });  */
			/* el.addEvent('click', function(e) {  */
			/* 	el.currentFill = el.newFill;  */
			/* 	el.colorFx.start(votedColor);  */
			/* 	el.removeEvents();  */
			/* 	el.addClass('ratingVoted');  */
			/* 	var votePercent = this.getVotePercent(el.newFill);  */
			/* 	if (this.options.url != null) {  */
			/* 		var ajax = new Ajax(this.options.url,   */
			/* 			{data: {vote:votePercent,id:el.ratableId}}).request();	  */
			/* 	}  */
			/* }.bind(this));  */
		} else {
			/* Makes the ratings viewable for IE6 users, but not interactive. */
			/* var newEl = new Element('div').setText(el.getElement('.ratingStars').getText()); */
			var el_span = el.getElement('.ratingFill');
			el_span.addClass('ratingFill_ie6');
			// 20080906 - edoardo.galvagno@gruppotesi.com
			// cambio colore per il secondo tipo di voto
			el.id = el.getAttribute('id');
			el.nome = this.getVoteName(el.id);
			if (el.nome == 'esauriente') {
			  el_span.addClass('esauriente_ie6');
			}
			el_span.removeClass('ratingFill');
			el.starPercent = this.getStarPercent(el.id);
			var spostamento = -(parseInt(el.starPercent / 5) * 5 * 4);
			el_span.set({
			  'styles' : {
			    'background-position' : '0 ' + spostamento + 'px'
			  }
			});
			/* newEl.injectAfter(el); */
			/* el.remove(); */
		}
		}.bind(this));
	},

	fillVote: function(percent, el) {
		el.newFill = this.getFillPercent(percent);
		if (this.getVotePercent(el.newFill) > 100) { el.newFill = this.getFillPercent(100); }
		el.fill.setStyle('width', el.newFill);
	},

	getStarPercent: function(id) {
		var stars = id.match(/(\d*)-(\d*\.?\d+)_(\d*\.?\d+)$/);
		var ratableId = stars[1].toFloat();
		var score = stars[2].toFloat();
		var scale = stars[3].toFloat();
		var percent =  (score / scale) * 100;
		return percent;
	},
	
	// 20080906 - edoardo.galvagno@gruppotesi.com
	// funzione per ottenere nome effettivo del voto
	getVoteName: function(id) {
		var nome = id.match(/^rabidRating-([a-zA-Z]*)-/);
		return nome[1];
	},

	getFillPercent: function (starPercent) {
		return (starPercent/100)*((this.options.starWidth+this.options.starMargin)*this.options.scale) + this.options.leftMargin;
	},

	getVotePercent: function(divPosition) {
		var starsWidth = (this.options.starWidth+this.options.starMargin)*this.options.scale;
		var offset = this.options.leftMargin;
		var starPosition = divPosition - this.options.leftMargin;
		var percent = (starPosition / starsWidth * 100).round(2);
		return percent;
	},

	getRatableId: function(id) {
		var stars = id.match(/(\d*)-(\d*\.?\d+)_(\d*\.?\d+)$/);
		return stars[1];
	}

});

RabidRatings.implement(new Options());

window.addEvent('domready', function(e) {
	var rating = new RabidRatings({url:'ratings.php'});
});