if (typeof(eCartManagerObject) == 'undefined') 
{
    eCartManagerObject = function(ajaxEventVar, ajaxEventUID)
    {
    	this.ajaxEventVar = ajaxEventVar;
    	this.ajaxEventUID = ajaxEventUID;
	    this.loader = new eAJAXLoaderObject();
	    this.added = new eAddedObject();
    }
}
eCartManagerObject.prototype.addItem = function(productId, quantity, attributes)
{    
	//this.loader.show('Please wait ...');
	this.added.show('Your product has been added to the cart. You may continue shopping.');
	
	var currentObject = this;
		
	var postData = { __callHandler: 'addToCart', 
	  		         productId: productId,
	  		         quantity: quantity
	}; 
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	for (i in attributes)
	{
	   postData['attributes[' + i + ']'] = attributes[i];    
	}
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetResponse(responseData); 
	},
	'json');
}

function serialize( mixed_value ) {
    // Returns a string representation of variable (which can later be unserialized)  
    // 
    // version: 812.3015
    // discuss at: http://phpjs.org/functions/serialize
    // +   original by: Arpad Ray (mailto:arpad@php.net)
    // +   improved by: Dino
    // +   bugfixed by: Andrej Pavlovic
    // +   bugfixed by: Garagoth
    // %          note: We feel the main purpose of this function should be to ease the transport of data between php & js
    // %          note: Aiming for PHP-compatibility, we have to translate objects to arrays
    // *     example 1: serialize(['Kevin', 'van', 'Zonneveld']);
    // *     returns 1: 'a:3:{i:0;s:5:"Kevin";i:1;s:3:"van";i:2;s:9:"Zonneveld";}'
    // *     example 2: serialize({firstName: 'Kevin', midName: 'van', surName: 'Zonneveld'});
    // *     returns 2: 'a:3:{s:9:"firstName";s:5:"Kevin";s:7:"midName";s:3:"van";s:7:"surName";s:9:"Zonneveld";}'
    var _getType = function( inp ) {
        var type = typeof inp, match;
        var key;
        if (type == 'object' && !inp) {
            return 'null';
        }
        if (type == "object") {
            if (!inp.constructor) {
                return 'object';
            }
            var cons = inp.constructor.toString();
            if (match = cons.match(/(\w+)\(/)) {
                cons = match[1].toLowerCase();
            }
            var types = ["boolean", "number", "string", "array"];
            for (key in types) {
                if (cons == types[key]) {
                    type = types[key];
                    break;
                }
            }
        }
        return type;
    };
    var type = _getType(mixed_value);
    var val, ktype = '';
    
    switch (type) {
        case "function": 
            val = ""; 
            break;
        case "undefined":
            val = "N";
            break;
        case "boolean":
            val = "b:" + (mixed_value ? "1" : "0");
            break;
        case "number":
            val = (Math.round(mixed_value) == mixed_value ? "i" : "d") + ":" + mixed_value;
            break;
        case "string":
            val = "s:" + mixed_value.length + ":\"" + mixed_value + "\"";
            break;
        case "array":
        case "object":
            val = "a";
            /*
            if (type == "object") {
                var objname = mixed_value.constructor.toString().match(/(\w+)\(\)/);
                if (objname == undefined) {
                    return;
                }
                objname[1] = serialize(objname[1]);
                val = "O" + objname[1].substring(1, objname[1].length - 1);
            }
            */
            var count = 0;
            var vals = "";
            var okey;
            var key;
            for (key in mixed_value) {
                ktype = _getType(mixed_value[key]);
                if (ktype == "function") { 
                    continue; 
                }
                
                okey = (key.match(/^[0-9]+$/) ? parseInt(key) : key);
                vals += serialize(okey) +
                        serialize(mixed_value[key]);
                count++;
            }
            val += ":" + count + ":{" + vals + "}";
            break;
    }
    if (type != "object" && type != "array") val += ";";
    return val;
}

eCartManagerObject.prototype.addSelectedItems = function(quantityClass)
{    
	var items   = new Array();
	var countItems = 0;
	jQuery('.'+quantityClass).each(function()
	{
		var quantity = jQuery(this).val();
		var reg = /^[0-9]*$/;
		if (reg.test(quantity) && (quantity > 0))
		{
			var qid = this.id;
			qid = parseInt(qid.replace('qty',''));
			items[qid] = quantity;
			countItems = countItems + parseInt(quantity);
		}
	});
	
	if (countItems)
	{
		var currentObject = this;
		//this.loader.show('Please wait ...');
		this.added.show(countItems + ' products has been added to the cart. You may continue shopping.');
		
		var postData = { __callHandler: 'addItemsToCart', 
				items: serialize(items)
		}; 
		postData[this.ajaxEventVar] = this.ajaxEventUID;
		$.post(selfUrl, postData,	
				function(responseData) { 
			currentObject.onGetResponse(responseData); 
		},
		'json');
		jQuery('.'+quantityClass).val('');
	}
	else
	{
		alert('No selected products');
	}
}
eCartManagerObject.prototype.removeItem = function(id)
{    
	this.loader.show('Please wait ...');
	
	var currentObject = this;
		
	var postData = { __callHandler: 'removeFromCart', 
	  		         id: id
	}; 
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');
}
eCartManagerObject.prototype.removeCertificateItem = function(id)
{    
	this.loader.show('Please wait ...');
	
	var currentObject = this;
		
	var postData = { __callHandler: 'removeCertificate', 
	  		         id: id
	}; 
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');
}
eCartManagerObject.prototype.removeSampleItem = function(id)
{    
	this.loader.show('Please wait ...');
	
	var currentObject = this;
	
	var postData = { __callHandler: 'removeSample', 
			id: id
	}; 
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
			function(responseData) { 
		currentObject.onGetCartResponse(responseData); 
	},
	'json');
}
eCartManagerObject.prototype.updateItems = function(item_quantities, certificate_quantities)
{    
	this.loader.show('Please wait ...');
	
	var currentObject = this;
		
	var postData = { __callHandler: 'updateCart'
	}; 

	postData[this.ajaxEventVar] = this.ajaxEventUID;

	for (i in item_quantities)
	{
	   postData[i] = item_quantities[i];   
	}
	
	for (i in certificate_quantities)
	{
	   postData[i] = certificate_quantities[i];   
	}
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');
}
eCartManagerObject.prototype.clear = function()
{
	this.loader.show('Please wait ...');
	
	var currentObject = this;
	
	var postData = { __callHandler: 'clearCart' }; 
	
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');	       
}
eCartManagerObject.prototype.applyCoupon = function(code)
{
	this.loader.show('Please wait ...');
	
	var currentObject = this;
	
	var postData = { __callHandler: 'applyCoupon',
	                 code: code }; 
	
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');	       
}
eCartManagerObject.prototype.cancelCoupon = function()
{
	this.loader.show('Please wait ...');
	
	var currentObject = this;
	
	var postData = { __callHandler: 'cancelCoupon'}; 
	
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');	       
}
eCartManagerObject.prototype.applyCertificate = function(code)
{
	this.loader.show('Please wait ...');
	
	var currentObject = this;
	
	var postData = { __callHandler: 'applyCertificate',
	                 code: code }; 
	
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');	       
}
eCartManagerObject.prototype.cancelCertificate = function(id)
{
	this.loader.show('Please wait ...');
	
	var currentObject = this;
	
	var postData = { __callHandler: 'cancelCertificate',
	                 id: id }; 
	
	postData[this.ajaxEventVar] = this.ajaxEventUID;
	
	$.post(selfUrl, postData,	
	function(responseData) { 
  		currentObject.onGetCartResponse(responseData); 
	},
	'json');	       
}
eCartManagerObject.prototype.setInfoPanel = function(infoPanelObject)
{
    this.infoPanelObject = infoPanelObject;
}
eCartManagerObject.prototype.setCartPanel = function(cartPanelObject)
{
    this.cartPanelObject = cartPanelObject;
}
eCartManagerObject.prototype.updateInfoPanel = function()
{
    if (typeof(this.infoPanelObject) == 'object')
    {
        this.infoPanelObject.loadInfo();        
    }
}
eCartManagerObject.prototype.updateCartPanel = function(content)
{
    if (typeof(this.cartPanelObject) == 'object')
    {
        this.cartPanelObject.loadInfo(content);        
        this.cartPanelObject.init();        
    }
}
eCartManagerObject.prototype.onGetResponse = function(responseData)
{
	this.loader.hide();
	
    if ((typeof(showAJAXDebugInfo) != 'undefined') && responseData.PHPAJAXDebug != null) 
    {
        showAJAXDebugInfo(responseData.PHPAJAXDebug.Info, responseData.PHPAJAXDebug.Owner);
    }
	
	if (responseData.Response.Code != 0)
	{
		alert(responseData.Response.Message);
	}
	else
	{
        if ((typeof(responseData.Response.ProductsAdded) != 'undefined') && (typeof(pageTracker) != 'undefined'))
		{
		   for(var key in responseData.Response.ProductsAdded)
		   {
				pageTracker._trackEvent('Products', 'Add To Cart', responseData.Response.ProductsAdded[key]['name'],responseData.Response.ProductsAdded[key]['qty']);
		   }
		}

        if (responseData.Response.CountItems)
        {
        	//this.added.show(responseData.Response.CountItems + ' items has been added to cart');
        }
        else
        {
        	//this.added.show('Your product has been added to the cart. You may continue shopping.');
        }
		
        this.updateInfoPanel();
	}
}
eCartManagerObject.prototype.onGetCartResponse = function(responseData)
{
	this.loader.hide();

    if ((typeof(showAJAXDebugInfo) != 'undefined') && responseData.PHPAJAXDebug != null) 
    {
        showAJAXDebugInfo(responseData.PHPAJAXDebug.Info, responseData.PHPAJAXDebug.Owner);
    }
	
	if (responseData.Response.Code != 0)
	{
		alert(responseData.Response.Message);
	}
	else
	{
		if (responseData.Response.NeedRefresh && parseInt(responseData.Response.NeedRefresh))
		{
			window.location.reload();
		}
		else
		{
	        this.updateCartPanel(responseData.Response.Message);
	        this.updateInfoPanel();
		}
	}
}