/* Product Variations */

var baseProduct = {};



function updateSelectedVariation(parent, variation, id) {

	if(parent == undefined) {

		parent = $('body');

	}

	else {

		parent = $(parent);

	}



	if(typeof(baseProduct.price) == 'undefined') {

		if($('.AddCartButton', parent).css('display') == "none") {

			var cartVisible = false;

		}

		else {

			var cartVisible = true;

		}

		baseProduct = {

			price: $('.VariationProductPrice', parent).html(),

			sku: $('.VariationProductSKU', parent).html(),

			weight: $('.VariationProductWeight', parent).html(),

			thumb: $('.ProductThumb img', parent).attr('src'),

			thumbLink: $('.ProductThumb .ViewLarger', parent).html(),

			cartButton: cartVisible

		};

	}



	// Show the defaults again

	if(typeof(variation) == 'undefined') {

		$('.VariationProductPrice', parent).html(baseProduct.price);

		$('.VariationProductSKU', parent).html(baseProduct.sku);

		$('.VariationProductWeight', parent).html(baseProduct.weight);

		$('.CartVariationId', parent).val('');

		$('.ProductThumb img', parent).attr('src', baseProduct.thumb);

		$('.ProductThumb .ViewLarger', parent).html(baseProduct.thumbLink);

		$(parent).attr('currentVariation', '');

		$(parent).attr('currentVariationImage', '')

		$('.VariationOutOfStockMessage', parent).remove();

		if(baseProduct.sku == '') {

			$('.ProductSKU', parent).hide();

		}

		if(baseProduct.cartButton) {

			$('.AddCartButton', parent).show();

			if(typeof ShowAddToCartQtyBox != 'undefined' && ShowAddToCartQtyBox=='1') {

				$('.QuantityInput', parent).show();

			}

		}





		$('.InventoryLevel', parent).hide();

	}

	// Othersie, showing a specific variation

	else {

		$('.VariationProductPrice', parent).html(variation.price);

		if(variation.sku != '') {

			$('.VariationProductSKU', parent).html(variation.sku);

			$('.ProductSKU', parent).show();

		}

		else {

			$('.VariationProductSKU', parent).html(baseProduct.sku);

			if(baseProduct.sku) {

				$('.ProductSKU', parent).show();

			}

			else {

				$('.ProductSKU', parent).hide();

			}

		}

		$('.VariationProductWeight', parent).html(variation.weight);

		$('.CartVariationId', parent).val(id);

		if(variation.instock == true) {

			$('.AddCartButton', parent).show();

			if(typeof ShowAddToCartQtyBox != 'undefined' && ShowAddToCartQtyBox=='1') {

				$('.QuantityInput', parent).show();

			}

			$('.VariationOutOfStockMessage', parent).remove();

		}

		else {

			$('.AddCartButton, .QuantityInput', parent).hide();

			$('.VariationOutOfStockMessage', parent).remove();

			$('.AddCartButton', parent).before('<p class="VariationOutOfStockMessage">'+lang.VariationSoldOutMessage+'</p>');

		}

		if(variation.thumb != '') {

			$('.ProductThumb img', parent).attr('src', variation.thumb);

			$('.ProductThumb .ViewLarger', parent).html('See larger picture');

			$(parent).attr('currentVariation', id);

			$(parent).attr('currentVariationImage', variation.image)

		}

		else {

			$('.ProductThumb img', parent).attr('src', baseProduct.thumb);

			$('.ProductThumb .ViewLarger', parent).html(baseProduct.thumbLink);

			$(parent).attr('currentVariation', '');

			$(parent).attr('currentVariationImage', '')

		}

		if(variation.stock) {

			$('.InventoryLevel', parent).show();

			$('.VariationProductInventory', parent).html(variation.stock);

		}

		else {

			$('.InventoryLevel', parent).hide();

		}

	}

}



function initializeVariations(parent, VariationList)

{

	if(parent == undefined) {

		parent = $('body');

	}

	else {

		parent = $(parent);

	}



	// Select boxes are used if there is more than one variation type

	if($('.ProductOptionList select', parent).length > 0) {

		$('.ProductOptionList select', parent).each(function(index) {

			$(this).change(function() {

				if($(this).val()) {

					var next = $('.ProductOptionList select', parent).get(index+1);

					if(next) {

						$('.ProductOptionList select', parent).get(index+1).resetNext();

						$('.ProductOptionList select', parent).get(index+1).fill();

						$('.ProductOptionList select', parent).get(index+1).disabled = false;

					}

				}

				else {

					this.resetNext();

				}



				// Do we have a full match?

				ourCombination = this.getFullCombination();

				for(x in VariationList) {

					variation = VariationList[x];

					if(variation.combination == ourCombination) {

						updateSelectedVariation(parent, variation, x);

						return;

					}

				}

				// No match or incomplete selection

				updateSelectedVariation(parent);

			});



			this.getFullCombination = function() {

				var selected = new Array();

				$('.ProductOptionList select', parent).each(function() {

					selected[selected.length] = $(this).val();

				});

				return selected.join(',');

			}





			this.getCombination = function() {

				var selected = new Array();

				var thisSelect = this;

				$('.ProductOptionList select', parent).each(function() {

					if(thisSelect == this) {

						return false;

					}

					selected[selected.length] = $(this).val();

				});

				// Add the current item

				selected[selected.length] = $(this).val();

				return selected.join(',');

			}



			this.resetNext = function() {

				$(this).nextAll().each(function() {

					this.selectedIndex = 0;

					this.disabled = true;

				});

			};



			this.fill = function(selectedVal) {

				// Remove everything but the first option

				$(this).find('option:gt(0)').remove();



				var show = true;

				var previousSelection;



				// Get the values of the previous selects

				var previous = $('.ProductOptionList select', parent).get(index-1);

				if(previous) {

					previousSelection = previous.getCombination();

				}

				for(var i = 1; i < this.variationOptions.length; i++) {

					for(x in VariationList) {

						variation = VariationList[x];

						if(previousSelection) {

							var show = false;

							if((variation.combination+',').indexOf(previousSelection+','+this.variationOptions[i].value+',') == 0) {

								var show = true;

								break;

							}

							else {

							}

						}

					}

					if(show) {

						this.options[this.options.length] = new Option(this.variationOptions[i].text, this.variationOptions[i].value);

					}

				}

				

				if(selectedVal != undefined) {

					$(this).val(selectedVal);

				}

			};



			// Steal the options and store them away for later

			variationOptions = new Array();

			$(this).find('option').each(function() {

				if(typeof(this.text) == undefined) {

					this.text = this.innerHTML;

				}

				variationOptions[variationOptions.length] = {value: this.value, text: this.text };

			});

			selectedVal = $(this).val();

			this.variationOptions = variationOptions;

			if(index == 0) {

				this.fill(selectedVal);

			}

			else if(!selectedVal) {

				this.disabled = true;

			}

		});

	}

	// Otherwise, radio buttons which are very easy to deal with

	else {

		$('.ProductOptionList input[type=radio]', parent).click(function() {

			for(x in VariationList) {

				variation = VariationList[x];

				if(variation.combination == $(this).val()) {

					updateSelectedVariation(parent, variation, x);

					return;

				}

			}

			// No match or incomplete selection

			updateSelectedVariation(parent);

		});

		$('.ProductOptionList input[type=radio]:checked', parent).trigger('click');

	}

}



$(document).ready(function() {

	$("p.toggle a").click(function(){
		if ($(this).parent().hasClass("toggle-active")) {
			$(this).parent().removeClass("toggle-active").next('div.toggle').slideUp();
		} else {
			$(this).parent().addClass("toggle-active").next('div.toggle').slideDown();
		}
		return false;
	});

	if(typeof VariationList == 'undefined') {

		return;

	}

	initializeVariations('body', VariationList);
});