/*jshint smarttabs:true */

/**
 * FlipClock.js
 *
 * @author     Justin Kimbrell
 * @copyright  2013 - Objective HTML, LLC
 * @licesnse   http://www.opensource.org/licenses/mit-license.php
 */
	
(function($) {
	
	"use strict";
	
	/**
	 * The FlipClock List class is used to build the list used to create 
	 * the card flip effect. This object fascilates selecting the correct
	 * node by passing a specific digit.
	 *
	 * @param 	object  A FlipClock.Factory object
	 * @param 	mixed   This is the digit used to set the clock. If an 
	 *				    object is passed, 0 will be used.	
	 * @param 	object  An object of properties to override the default	
	 */
	 	
	FlipClock.List = FlipClock.Base.extend({
		
		/**
		 * The digit (0-9)
		 */		
		 
		digit: 0,
		
		/**
		 * The CSS classes
		 */		
		 
		classes: {
			active: 'flip-clock-active',
			before: 'flip-clock-before',
			flip: 'flip'	
		},
				
		/**
		 * The parent FlipClock.Factory object
		 */		
		 
		factory: false,
		
		/**
		 * The jQuery object
		 */		
		 
		$el: false,

		/**
		 * The jQuery object (deprecated)
		 */		
		 
		$obj: false,
		
		/**
		 * The items in the list
		 */		
		 
		items: [],
		
		/**
		 * The last digit
		 */		
		 
		lastDigit: 0,
			
		/**
		 * Constructor
		 *
		 * @param  object  A FlipClock.Factory object
		 * @param  int     An integer use to select the correct digit
		 * @param  object  An object to override the default properties	 
		 */
		 
		constructor: function(factory, digit, options) {
			this.factory = factory;
			this.digit = digit;
			this.lastDigit = digit;
			this.$el = this.createList();
			
			// Depcrated support of the $obj property.
			this.$obj = this.$el;

			if(digit > 0) {
				this.select(digit);
			}

			this.factory.$el.append(this.$el);
		},
		
		/**
		 * Select the digit in the list
		 *
		 * @param  int  A digit 0-9	 
		 */
		 
		select: function(digit) {
			if(typeof digit === "undefined") {
				digit = this.digit;
			}
			else {
				this.digit = digit;
			}

			if(this.digit != this.lastDigit) {
				var $delete = this.$el.find('.'+this.classes.before).removeClass(this.classes.before);

				this.$el.find('.'+this.classes.active).removeClass(this.classes.active)
													  .addClass(this.classes.before);

				this.appendListItem(this.classes.active, this.digit);

				$delete.remove();

				this.lastDigit = this.digit;
			}	
		},
		
		/**
		 * Adds the play class to the DOM object
		 */
		 		
		play: function() {
			this.$el.addClass(this.factory.classes.play);
		},
		
		/**
		 * Removes the play class to the DOM object 
		 */
		 
		stop: function() {
			var t = this;

			setTimeout(function() {
				t.$el.removeClass(t.factory.classes.play);
			}, this.factory.timer.interval);
		},
		
		/**
		 * Creates the list item HTML and returns as a string 
		 */
		 
		createListItem: function(css, value) {
			return [
				'<li class="'+(css ? css : '')+'">',
					'<a href="#">',
						'<div class="up">',
							'<div class="shadow"></div>',
							'<div class="inn">'+(value ? value : '')+'</div>',
						'</div>',
						'<div class="down">',
							'<div class="shadow"></div>',
							'<div class="inn">'+(value ? value : '')+'</div>',
						'</div>',
					'</a>',
				'</li>'
			].join('');
		},

		/**
		 * Append the list item to the parent DOM node 
		 */

		appendListItem: function(css, value) {
			var html = this.createListItem(css, value);

			this.$el.append(html);
		},

		/**
		 * Create the list of digits and appends it to the DOM object 
		 */
		 
		createList: function() {

			var lastDigit = this.getPrevDigit() ? this.getPrevDigit() : this.digit;

			var html = $([
				'<ul class="'+this.classes.flip+' '+(this.factory.running ? this.factory.classes.play : '')+'">',
					this.createListItem(this.classes.before, lastDigit),
					this.createListItem(this.classes.active, this.digit),
				'</ul>'
			].join(''));
					
			return html;
		},

		getNextDigit: function() {
			return this.digit == 9 ? 0 : this.digit + 1;
		},

		getPrevDigit: function() {
			return this.digit == 0 ? 9 : this.digit - 1;
		}

	});
	
	
}(jQuery));