function ClearEmptyFields(formName)
{		
	if ($('form[name='+formName+'] input[name=Text_Name_r]').val() == "Имя")
		$('form[name='+formName+'] input[name=Text_Name_r]').val("");			
				
	if ($('form[name='+formName+'] input[name=Text_Phone]').val() == "Телефон")
		$('form[name='+formName+'] input[name=Text_Phone]').val("");

	if ($('form[name='+formName+'] input[name=Text_Subject]').val() == "Тема")
		$('form[name='+formName+'] input[name=Text_Subject]').val("");

	if ($('form[name='+formName+'] input[name=Email_Email]').val() == "E-mail")
		$('form[name='+formName+'] input[name=Email_Email]').val("");

	if ($('form[name='+formName+'] textarea[name=Text_Message_r]').val() == "Сообщение")
		$('form[name='+formName+'] textarea[name=Text_Message_r]').val("");
	
	return true;
}	

function AddToCart(itemID, quantity)
{
	var req = new JsHttpRequest();
	req.onreadystatechange = function()
	{
		if (req.readyState == 4)
		{
			if (req.responseJS)
			{
				if (req.responseJS && req.responseJS["Answer"] == "Done")
				{
					var cartString = req.responseJS["Qty"] +" товаров <br />";
                                        cartString += "на сумму " + req.responseJS["Total"] + " руб.";
					$("#cartData").html(cartString);
				}
			}
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'AddToCart', ItemID: itemID, Quantity: quantity});
	
	$("#spanqnt_" + itemID).remove();
	$("#buylink_" + itemID).remove();
	$("#incart_" + itemID).css("display", "inline");

}                                                                  

function GetCartData(outputType)
{
	var req = new JsHttpRequest();
	req.onreadystatechange = function()
	{                                                         
		if (req.readyState == 4)
		{
			if (req.responseJS)
			{
				if (req.responseJS && req.responseJS["Answer"] == "Done")
				{					
					$('#basketTable').find("tr:last").remove();
					cartData = unserialize(req.responseJS["ProductList"]);
					cartSize = req.responseJS["ProductNumber"];

					if (outputType == "cart") 
						ShowProductsForCart();
					else
						ShowProductsForOrder();
					

					RefreshTotalAmount();
				}
			}
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'GetCartData'});
}

function ShowProductsForOrder()
{
	for (var i = 0; i < cartSize; i++)
	{
		if (i > 0)
			$('#basketTable').append('<tr id="item_'+i+'"></tr>');
		else
			$('#basketTable').append('<tr id="item_'+i+'" class="td-first"></tr>');

		$('#item_'+i).append('<td class="td-left td-name">'+cartData[i]['Description']+'</td>');
		$('#item_'+i).append('<td class="td-price"><span>'+cartData[i]['Price']+' руб.</span></td>');
		$('#item_'+i).append('<td class="td-numb">'+cartData[i]['Quantity']+' шт.</td>');							
		$('#item_'+i).append('<td class="td-price">'+cartData[i]['TotalAmount']+' руб.</td>');
	}
}

function ShowProductsForCart()
{	
	if (0 == cartSize)
	{
		$('#basketTable').append('<tr id="no_cart_items" class="td-first"></tr>');
		$('#no_cart_items').append('<td class="td-left">&nbsp;</td>');
		$('#no_cart_items').append('<td colspan="4" align="center">Вы не добавили ни одного продукта в корзину!</td>');
		$('#no_cart_items').append('<td class="td-right">&nbsp;</td>');
	}
	else
	{
		for (var i = 0; i < cartSize; i++)
		{
			if (i > 0)
				$('#basketTable').append('<tr id="item_'+i+'"></tr>');
			else
				$('#basketTable').append('<tr id="item_'+i+'" class="td-first"></tr>');
	
//			$('#item_'+i).append('<td class="td-left"><a href="/website/gremi/var/catalog/item/'+cartData[i]['Image']+'" class="thickbox"><img src="/images/gremi-catalog-52x72_8/item/'+cartData[i]['Image']+'" alt="" /></a></td>');
			$('#item_'+i).append('<td class="td-left"><a href="#" title="'+cartData[i]['Description']+'" id="thumb_'+i+'" rel="'+cartData[i]['Image']+'"><img src="/images/gremi-catalog-52x72_8/item/'+cartData[i]['Image']+'" alt="" /></a></td>');
			$('#thumb_'+i).click(function() {
				tb_show(this.title, '/website/gremi/var/catalog/item/'+this.rel);
			});

			$('#item_'+i).append('<td class="td-name">'+cartData[i]['Description']+'</td>');
			$('#item_'+i).append('<td class="td-price"><span>'+cartData[i]['Price']+' руб.</span></td>');
			$('#item_'+i).append('<td class="td-numb"><span><input id="quantity_' + i + '" onKeyPress="ValidateQty(event);" onKeyUp="ChangeQty('+i+', this.value)" type="text" value="'+cartData[i]['Quantity']+'" /></span>шт.</td>');							
			$('#item_'+i).append('<td width="85" class="td-price" id="amount_' + i + '">'+cartData[i]['TotalAmount']+' руб.</td>');
			$('#item_'+i).append('<td width="65" class="td-right"><a title="Удалить товар из корзины" href="" onclick="RemoveItem(' + i + ');return false;"><img src="/website/gremi/template/images/new-im/del.gif" /></a></td>');    
		}
	}
}

function ClearCart()
{
	var req = new JsHttpRequest();
	req.onreadystatechange = function()
	{                                                         
		if (req.readyState == 4)
		{
			if (req.responseJS)
			{
				if (req.responseJS && req.responseJS["Answer"] == "Done")
				{					
					cartSize = 0;
					cartData = new Array();
					
					$('#basketTable').find('tr').not(":first").remove();					
					$('#basketTable').append('<tr id="no_cart_items" class="td-first"></tr>');
					$('#no_cart_items').append('<td class="td-left">&nbsp;</td>');
					$('#no_cart_items').append('<td colspan="4" align="center">Вы не добавили ни одного продукта в корзину!</td>');
					$('#no_cart_items').append('<td class="td-right">&nbsp;</td>');
					
					RefreshTotalAmount();
				}
			}
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'ClearCartData'});
}

function MakeOrderText()
{
    var orderText = "<table border=1><tr>";
	orderText += "<th>Артикул</th>";
	orderText += "<th>Название</th>";
	orderText += "<th>Цена</th>";
	orderText += "<th>Кол-во</th>";
	orderText += "<th>Стоимость</th>";
	orderText += "</tr>";
	if (cartSize)
	{
		for (var i = 0; i < cartSize; i++)
		{
			orderText += "<tr>";
			orderText += "<td>" + cartData[i]['SKU'] + "</td>";
			orderText += "<td>" + cartData[i]['Description'] + "</td>";
			orderText += "<td>" + cartData[i]['Price'] + " руб. </td>";			
			orderText += "<td>" + cartData[i]['Quantity'] + "</td>";
			orderText += "<td>" + cartData[i]['TotalAmount'] + " руб. </td>";
			orderText += "</tr>";
		}
	}
	orderText += "<tr><td colspan='3'>&nbsp;</td>";
	orderText += "<td>Итого к оплате:</td><td><b>" + $('#totalSum').html() + " руб.</b></td>";
	orderText += "</tr></table>";
	$('#textOrder').val(orderText);
}

function SendOrderForm()
{
	if (cartSize > 0)
	{
		MakeOrderText(); 					
		return true;
	}
	else
	{
		alert("Нет продуктов в корзине. Для оформления заказа необходимо выбрать хотя бы один продукт.");
		return false;
	}
}


function ValidateQty(evt)
{
	var theEvent = evt || window.event;
	var key = theEvent.keyCode || theEvent.which;
	allowedKeys = new Array(8, 35,36, 37, 39,46);
	if (jQuery.inArray(key, allowedKeys) != -1) 
		return;	
	
	key = String.fromCharCode(key);
	var regex =/[0-9]/;
	if (!regex.test(key))
	{
		theEvent.returnValue = false;
		if (theEvent.preventDefault) theEvent.preventDefault();
	}
}

function ChangeQty(ind, qty)
{
	AddToCart(cartData[ind]['ItemID'], qty);
	cartData[ind]['Quantity'] = qty;
	$('#amount_'+ind).html(cartData[ind]['Quantity']*cartData[ind]['Price'] + ' руб.');
	RefreshTotalAmount();
}

function RemoveItem(ind)
{
	if (confirm("Вы действительно хотите удалить этот товар из корзины?"))
	{
		ChangeQty(ind, 0);
		$('#item_'+ind).remove();
	}
}

function RefreshTotalAmount()
{
	totalSum = 0;
	for (var i = 0; i < cartSize; i++) totalSum += cartData[i]['Quantity']*cartData[i]['Price'];
	$('#totalSum').html(totalSum);                                       
}

function RefreshCart()
{
	AddToCart(0,0);
}

function UserLogin()
{
	$('#error_list').css("display", "none");
	$('#success_note').css("display", "none");

	var req = new JsHttpRequest();                   
	req.onreadystatechange = function()
	{                                                         
		if (req.readyState == 4)
		{
			if (req.responseJS && req.responseJS["Answer"] == "Done")
			{					
				document.location.href="/login.html";
			}
			else if (req.responseJS)
			{
				var errorStr = "";
				for (var i = 0; i < req.responseJS["ErrorList"].length; i++)
				{
					if (i > 0) errorStr += "<br />";
					errorStr += req.responseJS["ErrorList"][i];
				}
				$('#error_list').html(errorStr);
				$('#error_list').css("display", "block");
			}                             
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'Login', Login: $('#Login').val(), Password: $('#Password').val()});
}

function NewPassword()
{
	$('#error_list').css("display", "none");
	$('#success_note').css("display", "none");

	var req = new JsHttpRequest();                   
	req.onreadystatechange = function()
	{                                                         
		if (req.readyState == 4)
		{
			if (req.responseJS && req.responseJS["Answer"] == "Done")
			{					
				document.location.href="/login.html?password=success";
			}
			else if (req.responseJS)
			{
				var errorStr = "";
				for (var i = 0; i < req.responseJS["ErrorList"].length; i++)
				{
					if (i > 0) errorStr += "<br />";
					errorStr += req.responseJS["ErrorList"][i];
				}
				$('#error_list').html(errorStr);
				$('#error_list').css("display", "block");
			}                             
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'NewPassword', Email: $('#Email').val()});
}

function Register()
{
	$('#error_list').css("display", "none");
	var userData = $("#register_form").formToArray();
	var req = new JsHttpRequest();                   
	req.onreadystatechange = function()
	{                                                         
		if (req.readyState == 4)
		{
			if (req.responseJS && req.responseJS["Answer"] == "Done")
			{					
				document.location.href="/login.html?register=success";
			}
			else if (req.responseJS)
			{
				var errorStr = "";
				for (var i = 0; i < req.responseJS["ErrorList"].length; i++)
				{
					if (i > 0) errorStr += "<br />";
					errorStr += req.responseJS["ErrorList"][i];
				}
				$('#error_list').html(errorStr);
				$('#error_list').css("display", "block");
				scroll(1,1);
			}                             
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'Register', UserData: userData});
	
}

function SaveUserData()
{
	$('#error_list').css("display", "none");
	var userData = $("#register_form").formToArray();
	var req = new JsHttpRequest();                   
	req.onreadystatechange = function()
	{                                                         
		if (req.readyState == 4)
		{
			if (req.responseJS && req.responseJS["Answer"] == "Done")
			{					
				document.location.href="/login.html?savedata=success";
			}
			else if (req.responseJS)
			{
				var errorStr = "";
				for (var i = 0; i < req.responseJS["ErrorList"].length; i++)
				{
					if (i > 0) errorStr += "<br />";
					errorStr += req.responseJS["ErrorList"][i];
				}
				$('#error_list').html(errorStr);
				$('#error_list').css("display", "block");
				scroll(1,1);
			}                             
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'SaveUserData', UserData: userData});
}

function UserLogout()
{
	var req = new JsHttpRequest();                   
	req.onreadystatechange = function()
	{                                                         
		if (req.readyState == 4)
		{
			if (req.responseJS && req.responseJS["Answer"] == "Done")
			{					
				document.location.href="/login.html?logout=success";
			}
		}
	}
	req.caching = false;
	req.open("POST", "/website/gremi/addons/ajax.php", true);
	req.send({ Action: 'UserLogout'});
}

$(".ajax-form").live('submit', function(event){
	event.preventDefault();
	var form = $(this);
	var data = form.serialize();
	form.parent().find('.form-message, .form-error').hide();
	$.ajax({
        url:form.attr("action"),
        type:form.attr("method"),
        data: data,
        dataType:"json",
        cache: false,
        success:function(data){
        	if(data.Status == 'success'){
        		var messageStr = "";
				$.each(data.MessageList, function(key, value) {
					messageStr += value["Message"] + '<br/>';
				});
				form.parent().find('.form-message').html(messageStr).slideDown(300);
				form.slideUp(300);
				$('#TB_ajaxContent').css('height', 'auto');
        	}
        	else if(data.Status == 'error'){
            	var errorsStr = "";
				$.each(data.ErrorList, function(key, value) {
					if(value["Field"] != "Common" || data.ErrorList.length == 1)
						errorsStr += value["Message"] + '<br/>';
				});
				form.parent().find('.form-error').html(errorsStr).slideDown(300);	
			}
        }
    });
});