var Product = Product||{};

(function() {
	'use strict';
	
	var _$priceDiv = null;
	var _$dimmensionsSelect = null;
	var _$quantitySelect = null;
	var _$colorContainer = null;
	
	var _get$priceDiv = function() {
		if(_$priceDiv == null) {
			_$priceDiv = jQuery('#priceDiv');
		}
		return _$priceDiv;
	};
	
	var _get$dimmensionsSelect = function() {
		if(_$dimmensionsSelect == null) {
			_$dimmensionsSelect = jQuery('#dimSelect');
		}
		return _$dimmensionsSelect;
	};
	
	var _get$quantitySelect = function() {
		if(_$quantitySelect == null) {
			_$quantitySelect = jQuery('#quantSelect');
		}
		return _$quantitySelect;
	};
	
	var _get$colorContainer = function() {
		if(_$colorContainer == null) {
			_$colorContainer = jQuery('#allColorsDiv');
		}
		return _$colorContainer;
	};
	
	/**
	 * Event when select for dimmensions or hardness is changed.<br/>
	 * It updates price.
	 */
	Product.onProductPropertySelectChange = function(sender) {
		//Set colors div
		_setColorsDiv();
		
		var productId = _getProductIdFromProperties();
		if(productId != null) {
			var pdata = jabox.getProduct(productId);
			_constructPriceImages(pdata.getRegularPrice(), pdata.getActionPrice());
		}
	};
	
	var _setColorsDiv = function() {
		var dimkey = _get$dimmensionsSelect().val();
		var plist = prodsByPriceProp[dimkey];
		
		if(plist.length < 2) {
			_get$colorContainer().hide();
		} else {
			var dimColors = {};
			var prevSelectedColor = _get$colorContainer().find('input:checked').val();
			
			for(var i=0; i<plist.length; i++) {
				var pjab = jabox.getProduct(plist[i]);
				if(pjab.getColor() != null) {
					dimColors[pjab.getColor()] = true;
				}
			}
			
			var prevFound = false;
			_get$colorContainer().find('.col-div').each(function() {
				if(!!dimColors[jQuery(this).getAfterId()]) {
					jQuery(this).show();
					if(!prevFound && jQuery(this).getAfterId() == prevSelectedColor) {
						prevFound = true;
						jQuery(this).addClass('selected').find('input').prop('checked', true);
					} else {
						jQuery(this).removeClass('selected').find('input').prop('checked', false);
					}
				} else {
					jQuery(this).hide().removeClass('selected').find('input').prop('checked', false);
				}
			});
			if(!prevFound) { //Selected the first one available
				_get$colorContainer().find('.col-div:visible:first').addClass('selected').find('input').prop('checked', true);
			}
			_get$colorContainer().show();
		}
	};
	
	/**
	 * Returns productId based on currently selected settins.
	 */
	var _getProductIdFromProperties = function() {
		var dimkey = _get$dimmensionsSelect().val();
		var plist = prodsByPriceProp[dimkey];
		
		if(plist.length == 1) { //No color available
			return plist[0];
		} else { //Get the one, with checked color
			var colorId = _get$colorContainer().find('input:checked').val();
			var _returnTheOneWithColor = function(prods, color) {
				for(var i=0; i<prods.length; i++) {
					var pjab = jabox.getProduct(prods[i]);
					if(pjab.getColor() == colorId) {
						return prods[i];
					}
				}
				return null;
			}
			
			var prodId = _returnTheOneWithColor(plist, colorId);
			if(prodId != null) {
				return prodId;
			}
			
			//dafaq... no checked color found => check first visible in return it 
			colorId = _get$colorContainer().find('.col-div:visible:first').addClass('selected').find('input').prop('checked', true).val();
			if(Common.isEmptyString(colorId)) {
				return null;
			}
			return _returnTheOneWithColor(plist, colorId);
		}
	};
	
	/**
	 * Construct price from images.
	 * @param regularPrice {String} String representing regular price.
	 * @param actionPrice {String} String representing action price (null if product is not in action).
	 */
	var _constructPriceImages = function(regularPrice, actionPrice) {
		if(_get$priceDiv().prev().hasClass('regularprice')) {
			_get$priceDiv().prev().remove();
		}
		_get$priceDiv().empty();
		if(Common.isEmptyString(regularPrice) || parseFloat(regularPrice)<=0) {
			return;
		}
		var activePrice = actionPrice==null?regularPrice:actionPrice;
		if(actionPrice != null) {
			if(_get$priceDiv().prev().hasClass('regularprice')) {
				_get$priceDiv().prev().html('<span>' + regularPrice + '</span>');
			} else {
				var regDiv = Common.createEl('div', {c:'regularprice'});
				jQuery(regDiv).append('<span>' + regularPrice + '</span>');
				_get$priceDiv().before(regDiv);
			}
		}
		
		Common.priceToImage(_get$priceDiv(), activePrice);
		/*
		var afterSep = false;
		var basicImgSrc = '/images/project/price/cena_';
		_get$priceDiv().append(Common.createEl('img', {'border':0, 'src':basicImgSrc+'od.png'}));
		for(var i=0; i<activePrice.length; i++) {
			var imgSrc = basicImgSrc;
			var ch = activePrice.charAt(i);
			if(ch == ',') {
				imgSrc += 'vejica';
				afterSep = true;
			} else if(ch == '.') {
				continue;
			} else {
				if(afterSep) {
					imgSrc += 'small_version_';
				}
				imgSrc += ch;
			}
			imgSrc += '.png';
			_get$priceDiv().append(Common.createEl('img', {'border':0, 'src':imgSrc, 'c':(afterSep?'small':'')}));
		}
		*/
	};
	
	/**
	 * Event when button for ordering is clicked.<br/>
	 * It sends ajax request with code and quantity.
	 */
	Product.onOrderButtonClick = function(sender) {
		var orderProductId = _getProductIdFromProperties();
		if(orderProductId == null) {
			return; //Wrong product
		}
		
		var requestData = {};
		requestData['m'] = 'sp';
		requestData['pid'] = orderProductId;
		requestData['qnt'] = _get$quantitySelect().val();

		Common.removeAllMsgs();
		
		jQuery.ajax({
			url: '/ajax/addtocontainer',
			data: (requestData),
			type: 'post',
			success: function(json) {
				if(json == null) {
					_onOrderButtonClickError();
				} else if(json.stat == '0') {
					//Some error in quantities
					_onOrderButtonClickError(Utf8.replaceChars('{Zh}al je pri{sh}lo do napake pri naro{ch}anju izdelka.'));
				} else if(json.stat == '1') {
					//All OK
					Common.showInfoMsg(Utf8.replaceChars('Izdelek je bil dodan v ko{sh}arico.'));
					//Update container string
					Common.updateBasketData(json);
					//Show floater
					jQuery.fancybox(json.cfhtml, {'autoDimensions':true});
				} else {
					_onOrderButtonClickError(JSON.getErrorMessageFromResponse(json));
				}
			},
			error: function() {
				_onOrderButtonClickError();
			},
			dataType: 'json'
		}); 
	};
	
	var _onOrderButtonClickError = function(error) {
		Common.showErrorMsg(error==null?Utf8.replaceChars('{Zh}al je pri{sh}lo do napake pri naro{ch}anju izdelka.'):error);
	};
	
	Product.onColorDivClick = function(sender) {
		jQuery(sender).closest('.colors-cont').find('.col-div').removeClass('selected').find('input').prop('checked', false);
		jQuery(sender).closest('.col-div').addClass('selected').find('input').prop('checked', true);
		
		var productId = _getProductIdFromProperties();
		if(productId != null) {
			var pdata = jabox.getProduct(productId);
			_constructPriceImages(pdata.getRegularPrice(), pdata.getActionPrice());
		}
	};
})();