/**
 * J2T-DESIGN.
 *
 * @category   J2t
 * @package    J2t_Ajaxcheckout
 * @copyright  Copyright (c) 2003-2009 J2T DESIGN. (http://www.j2t-design.com)
 * @license    GPL
 */
/*
var loadingW = 260;
var loadingH = 50;
var confirmW = 260;
var confirmH = 134;
*/
var inCart = false;

if (window.location.toString().search('/product_compare/') != -1){
	var win = window.opener;
}
else{
	var win = window;
}

if (window.location.toString().search('/checkout/cart/') != -1){
inCart = true;
}

function setLocation(url){
if(!inCart && ((url.search('/add') != -1 ) || (url.search('/remove') != -1 ) || url.search('checkout/cart/add') != -1) ){
sendcart(url, 'url');
}else{
window.location.href = url;
}
}
function sendcart(url, type){
showLoading();
if (type == 'form'){
url = ($('product_addtocart_form').action).replace('checkout', 'j2tajaxcheckout/index/cart');
var myAjax = new Ajax.Request(
url,
{
method: 'post',
postBody: $('product_addtocart_form').serialize(),
parameters : Form.serialize("product_addtocart_form"),
onException: function (xhr, e)
{
alert('Exception : ' + e);
},
onComplete: function (xhr)
{
var start3 = xhr.responseText.indexOf('<div class="j2t_ajax_message">')+30;
var end3 = xhr.responseText.indexOf("<span>j2t_ajax_auto_add</span>",start3);
var return_message = xhr.responseText.substring(start3, end3);
var start= xhr.responseText.indexOf('<div id="back-ajax-add">')+24;
var end= xhr.responseText.indexOf("</div>",start);
$('j2t_ajax_confirm').innerHTML = return_message;
var start4 = xhr.responseText.indexOf('<div class="cart_side_ajax">')+28;
var end4 = xhr.responseText.indexOf("<span>j2t_ajax_auto_add</span>",start4);
$('basket').replace(xhr.responseText.substring(start4,end4));
replaceDelUrls();
if (ajax_cart_show_popup){
showConfirm();
} else {
hideJ2tOverlay();
}
}
});
} else if (type == 'url'){
url = url.replace('checkout', 'j2tajaxcheckout/index/cart');
//alert(url);
var myAjax = new Ajax.Request(
url,
{
method: 'post',
postBody: '',
onException: function (xhr, e)
{
alert('Exception : ' + e);
},
onComplete: function (xhr)
{
//alert(xhr.responseText);
var start3 = xhr.responseText.indexOf('<div class="j2t_ajax_message">')+30;
var end3 = xhr.responseText.indexOf("<span>j2t_ajax_auto_add</span>",start3);
var return_message = xhr.responseText.substring(start3, end3);
var start= xhr.responseText.indexOf('<div id="back-ajax-add">')+24;
var end= xhr.responseText.indexOf("</div>",start);
$('j2t_ajax_confirm').innerHTML = return_message;
var start4 = xhr.responseText.indexOf('<div class="cart_side_ajax">')+28;
var end4 = xhr.responseText.indexOf("<span>j2t_ajax_auto_add</span>",start4);
$('basket').replace(xhr.responseText.substring(start4,end4));
replaceDelUrls();
if (ajax_cart_show_popup){
showConfirm();
} else {
hideJ2tOverlay();
}
}
});
}

}

function replaceDelUrls(){
if (!inCart){
$$('a').each(function(el){
if(el.href.search('checkout/cart/delete') != -1){
el.href = 'javascript:cartdelete(\'' + el.href +'\')';
}
});
}
}

function replaceAddUrls(){
$$('a').each(function(link){
if(link.href.search('checkout/cart/add') != -1 && link.href.search('/and_buy/1') == -1){
link.href = 'javascript:setLocation(\''+link.href+'\'); void(0);';
}
});
}

function cartdelete(url){
showLoading();
url = url.replace('checkout', 'j2tajaxcheckout/index/cart');
var myAjax = new Ajax.Request(
url,
{
method: 'post',
postBody: '',
onException: function (xhr, e)
{
alert('Exception : ' + e);
},
onComplete: function (xhr)
{
var start2 = xhr.responseText.indexOf('<div id="cart_content">')+23;
var end2= xhr.responseText.indexOf("</div>",start2);
$$('.top-link-cart').each(function (el){
el.innerHTML = xhr.responseText.substring(start2,end2);
});
var start4 = xhr.responseText.indexOf('<div class="cart_side_ajax">')+28;
var end4 = xhr.responseText.indexOf("<span>j2t_ajax_auto_add</span></div>",start4);
$$('.mini-cart').each(function (el){
el.replace(xhr.responseText.substring(start4,end4));
//new Effect.Opacity(el, { from: 0, to: 1, duration: 1.5 });
});
$$('.block-cart').each(function (el){
el.replace(xhr.responseText.substring(start4,end4));
//new Effect.Opacity(el, { from: 0, to: 1, duration: 1.5 });
});
replaceDelUrls();
//$('j2t_ajax_progress').hide();
hideJ2tOverlay();
}
});
}

function showJ2tOverlay(){
new Effect.Appear($('j2t-overlay'), { duration: 0.5,  to: 0.8 });
}

function hideJ2tOverlay(){
$('j2t-overlay').hide();
$('j2t_ajax_progress').hide();
$('j2t_ajax_confirm').hide();
}
function j2tCenterWindow(element) {
if($(element) != null) {
// retrieve required dimensions
var el = $(element);
var elDims = el.getDimensions();
var browserName=navigator.appName;
if(browserName==="Microsoft Internet Explorer") {
if(document.documentElement.clientWidth==0) {
//IE8 Quirks
//alert('In Quirks Mode!');
var y=(document.viewport.getScrollOffsets().top + (document.body.clientHeight - elDims.height) / 2);
var x=(document.viewport.getScrollOffsets().left + (document.body.clientWidth - elDims.width) / 2);
}
else {
var y=(document.viewport.getScrollOffsets().top + (document.documentElement.clientHeight - elDims.height) / 2);
var x=(document.viewport.getScrollOffsets().left + (document.documentElement.clientWidth - elDims.width) / 2);
}
}
else {
// calculate the center of the page using the browser andelement dimensions
var y = Math.round(document.viewport.getScrollOffsets().top + ((window.innerHeight - $(element).getHeight()))/2);
var x = Math.round(document.viewport.getScrollOffsets().left + ((window.innerWidth - $(element).getWidth()))/2);
}
// set the style of the element so it is centered
var styles = {
position: 'absolute',
top: y + 'px',
left : x + 'px'
};
el.setStyle(styles);
}
}

function showLoading(){
showJ2tOverlay();
var progress_box = $('j2t_ajax_progress');
progress_box.show();
progress_box.style.width = loadingW + 'px';
progress_box.style.height = loadingH + 'px';
progress_box.style.position = 'absolute';
j2tCenterWindow(progress_box);
}
function showConfirm(){
$('j2t_ajax_progress').hide();
var confirm_box = $('j2t_ajax_confirm');
confirm_box.show();
confirm_box.style.width = confirmW + 'px';
confirm_box.style.height = confirmH + 'px';
if( $('modal') )
confirm_box.style.height = $('modal').style.height;
confirm_box.style.position = 'absolute';
j2tCenterWindow(confirm_box);

}

document.observe("dom:loaded", function() {
replaceDelUrls();
replaceAddUrls();
//Event.observe($('j2t-overlay'), 'click', hideJ2tOverlay);
var cartInt = setInterval(function(){
if (typeof productAddToCartForm  != 'undefined'){
if ($('j2t-overlay')){
Event.observe($('j2t-overlay'), 'click', hideJ2tOverlay);
}
productAddToCartForm.submit = function(url){
if(this.validator && this.validator.validate()){
sendcart('', 'form');
clearInterval(cartInt);
}
return false;
}
} else {
clearInterval(cartInt);
}
},500);
});