var selected_shipping_option=0;

var shipping_amount=0;
var discount_amount=0;
var product_total=0;



$(document).ready(function() { 

    var options = { 
        target:        '#register_status',
        success:       register_response  // post-submit callback 
    }; 
    $('#f_register_form').ajaxForm(options); 

    var options = { 
        target:        '#login_status',
        success:       login_response  // post-submit callback 
    }; 
    $('#f_login_form').ajaxForm(options); 
    
    update_cart_total();
}); 



function submit_register_form() {
  
  var cart_form_serial=$("#cart_form").serialize();
      
	$.ajax({ 
    type: "POST", 
	  data: cart_form_serial,
    url: "../ajax/checkout_register.php",
	  beforeSend: function() {
       $("#register_status").html("Loading..."+cart_form_serial);
      },
	  success: function(html){ 
       $("#register_status").html(html);
	    //register_response(html);       
    },
	  error: function(html)  { $("#billing_box").html(html); }
	});    
    
}


function register_response(responseText, statusText, xhr, $form) {
  
  if(responseText=='ok') {
     
     // show logged in box     
     $('#register_form').fadeOut('slow', function() {
     update_welcome_box();
      });
     
  }
  
}

function submit_login_form() {
    
	$.ajax({ type: "POST", url: "ajax/checkout_login.php",
	  data: "login_email="+$("#login_email").val()+"&login_password="+$("#login_password").val(),
	  beforeSend: function() {  },
	  success: function(html){ 
	  //alert(html);
	    login_response(html);  

     var qs1 = new Querystring(html);
     
     var success=qs1.get('log_in_successful');

      if(success>0) {
      
      $("#welcome_box").slideDown();     
      $("#welcome_box").html("Welcome back!");     
     $("#checkout_errors").fadeOut();
      
      setTimeout("      $('#welcome_box').slideUp();",5000)
      
      populate_billing_box(html);
      populate_loyalty_box(qs1.get('loyalty_points'));
      
      hide_hidden_login_rows();
      
      }
      else {

     $("#checkout_errors").html("Sorry, your login information was incorrect.");
     $("#checkout_errors").fadeIn();

      
      }

    },
	  error: function(html)  { $("#welcome_box").html(html); }
	});    
	
}

//function login_response(responseText, statusText, xhr, $form) {
function login_response(responseText) {
  
  //if(responseText=='ok') {
  {   
     // show logged in box     
     $('#login_form').fadeOut('slow', function() {
     
     update_welcome_box();
     populate_billing_box(responseText);
     //update_billing_box();
     //update_shipping_box();

    update_address_finder("billing_postcode","billing_postcode_finder_link","billing")

     var qs1 = new Querystring(responseText);

     var pc = qs1.get('postcode');
     var countryid = qs1.get('countryid');

      
      
     /*
     $('#ship_to_billing').attr('checked', true);
     animatedcollapse.hide('shipping_box');

     get_delivery_information(pc,countryid);
     });
     */
     
    });
    
    }
  
}

function populate_loyalty_box(points) {

    if(!points)$("#loyalty_points_box").hide();
    false;
    
    $("#loyalty_points_box").fadeIn()


   //alert("points="+points);
   //$("#loyalty_points_box").html(points);
   
   var str="<select name='loyalty_box' id=''>";
   
   for(i=0;i<=points;i++) {
      str=str+"<option value='"+i+"'>Use "+i+" Points</option>";
   }
   str=str+"</select>";
   
   $("#loyalty_points_box").html(str);
   
   
}

function update_billing_box() {

	$.ajax({ type: "POST", url: "../ajax/billing_box.php",
	  beforeSend: function() { $("#billing_box").show(); $("#billing_box").html("Loading"); },
	  success: function(html){ 
       $("#billing_box").html(html);      
       $('#all_forms').fadeIn('slow');
       bind_billing_form(); 
       bind_shipping_form(); 
       
    },
	  error: function(html)  { $("#billing_box").html(html); }
	});

}

function populate_billing_box(responseStr) {
   
   var qs1 = new Querystring(responseStr);
   
   //alert(responseStr);
   
   
     
     var v1 = qs1.get('billing_dob');
     $('#billing_dob').val(v1);
      
      
     
     var v1 = qs1.get('billing_first_name');
     $('#billing_first_name').val(v1);
      
      
     
     var v1 = qs1.get('billing_last_name');
     $('#billing_last_name').val(v1);
      
      
     
     var v1 = qs1.get('billing_company');
     $('#billing_company').val(v1);
      
      
     
     var v1 = qs1.get('billing_address1');
     $('#billing_address1').val(v1);
      
      
     
     var v1 = qs1.get('billing_address2');
     $('#billing_address2').val(v1);
      
      
     
     var v1 = qs1.get('billing_city');
     $('#billing_city').val(v1);
      
      
     
     var v1 = qs1.get('billing_postcode');
     $('#billing_postcode').val(v1);
      
      
     
     var v1 = qs1.get('billing_county');
     $('#billing_county').val(v1);
      
      
     
     var v1 = qs1.get('billing_country');
     $('#billing_country').val(v1);
      
      
     
     var v1 = qs1.get('billing_telephone');
     $('#billing_telephone').val(v1);
      
      
     
     var v1 = qs1.get('shipping_first_name');
     $('#shipping_first_name').val(v1);
      
      
     
     var v1 = qs1.get('shipping_last_name');
     $('#shipping_last_name').val(v1);
      
      
     
     var v1 = qs1.get('shipping_address1');
     $('#shipping_address1').val(v1);
      
      
     
     var v1 = qs1.get('shipping_address2');
     $('#shipping_address2').val(v1);
      
      
     
     var v1 = qs1.get('shipping_city');
     $('#shipping_city').val(v1);
      
      
     
     var v1 = qs1.get('shipping_postcode');
     $('#shipping_postcode').val(v1);
      
      
     
     var v1 = qs1.get('shipping_country');
     $('#shipping_country').val(v1);
      
      
     
     var v1 = qs1.get('shipping_telephone');
     $('#shipping_telephone').val(v1);
      
      
     
     var v1 = qs1.get('shipping_company');
     $('#shipping_company').val(v1);
      
         
}

function update_billing_with_summaries() {

	$.ajax({ type: "POST", url: "../ajax/get_billing_summary.php",
	  beforeSend: function() { $("#billing_box").show(); $("#billing_box").html("Loading"); },
	  success: function(html){ 
       $("#billing_box").html(html);      
       $('#all_forms').fadeIn('slow');
       bind_billing_form(); 
       bind_shipping_form(); 
    },
	  error: function(html)  { $("#billing_box").html(html); }
	});   

}

function billing_save_response(responseText, statusText, xhr, $form) {
   if(responseText=='1') {
        // billing save is successfull
      // $("#billing_box").html("put summary here"); 
      //update_billing_with_summaries();
   }
}

function bind_billing_form() {

    var options = { 
        target:  '#order_status',
        success: billing_save_response        
    }; 
    $('#billing_form').ajaxForm(options); 

}

// shipping functions

function update_shipping_box() {

// $("#shipping_box").show();

	$.ajax({ type: "POST", url: "../ajax/shipping_box.php",
	  beforeSend: function() { 
     $("#shipping_box").html("Loading"); 
    },
	  success: function(html){ 
       $("#shipping_box").html(html);      
       $('#all_forms').fadeIn('slow');
       bind_shipping_form(); 
    },
	  error: function(html)  { $("#shipping_box").html(html); }
	});

}

function update_shipping_with_summaries() {

	$.ajax({ type: "POST", url: "../ajax/get_shipping_summary.php",
	  beforeSend: function() { $("#shipping_box").show(); $("#shipping_box").html("Loading"); },
	  success: function(html){ 
       $("#shipping_box").html(html);      
       $('#all_forms').fadeIn('slow');
       bind_shipping_form(); 
    },
	  error: function(html)  { $("#shipping_box").html(html); }
	});   

}

function shipping_save_response(responseText, statusText, xhr, $form) {
   if(responseText=='1') {
        // shipping save is successfull
      // $("#shipping_box").html("put summary here"); 
      update_shipping_with_summaries();
   }
}

function bind_shipping_form() {

    var options = { 
        target:  '#shipping_result',
        success: shipping_save_response        
    }; 
    $('#shipping_form').ajaxForm(options); 

}

// end shipping functions

function update_welcome_box() {

	$.ajax({ type: "POST", url: "../ajax/welcome_box.php",
	  beforeSend: function() { $("#welcome_box").show(); $("#welcome_box").html("Loading"); },
	  success: function(html){ $("#welcome_box").html(html); },
	  error: function(html)  { $("#welcome_box").html(html); }
	});


}

function get_delivery_information(postcode,countryid) {
    
    var debug_string;
    
    //alert(postcode+' '+countryid);
    
    if(!postcode && !countryid) {
    if($('#ship_to_billing:checked').val()!=null) {
       //postcode=$('#billing_postcode').val();   
       countryid=$('#billing_country').val();   
    }
    else {
       //postcode=$('#shipping_postcode').val();   
       countryid=$('#shipping_country').val();   
    }
    }
    debug_string="&postcode="+postcode+"&countryid="+countryid;

	$.ajax({ type: "POST", url: "../ajax/get_shipping_info.php",
	  data: debug_string,
	  beforeSend: function() { 
       $("#cart_shipping_info").show(); 
       $("#cart_shipping_info").html("Loading");
       $("#cart_shipping_info").hide();
    },
	  success: function(html){ 
    
    
    if(html>=1) {
       $("#cart_shipping_info").html(html);
        update_shipping_options(postcode,countryid);        
    }
    else {
       $("#cart_shipping_info").html("No address provided."+html);
       
    }
    
    
     },
	  error: function(html)  { $("#cart_shipping_info").html(html); }
	});
    
    
}

function update_shipping_options(postcode,countryid) {
    
    if(!postcode && !countryid) {
      if($('#ship_to_billing:checked').val()!=null) {
         postcode=$('#billing_postcode').val();   
         countryid=$('#billing_country').val();   
      }
      else {
         postcode=$('#shipping_postcode').val();   
         countryid=$('#shipping_country').val();   
      }
    }
    var debug_string="postcode="+postcode+"&countryid="+countryid;

	$.ajax({ type: "POST", url: "../ajax/get_shipping_option_box.php",
	  data: debug_string,
	  beforeSend: function() { $("#cart_shipping_options").show(); $("#cart_shipping_options").html("Loading"); },
	  success: function(html){ 
    
    $("#cart_shipping_options").html(html);
    
    update_shipping_amount(postcode,countryid);
    
    
     },
	  error: function(html)  { $("#cart_shipping_options").html(html); }
	});

}

function set_shipping_option() {
    selected_shipping_option=$("#shipping_option_id").val();
}
function update_shipping_amount(postcode,countryid) {

  set_shipping_option();

    if(!postcode && !countryid) {
    
       countryid=$("#country").val();
    }
    
    var debug_string="postcode="+postcode+"&countryid="+countryid+"&optionid="+selected_shipping_option;
      
	$.ajax({ type: "POST", url: "../ajax/get_shipping_price.php",
	  data: debug_string,
	  beforeSend: function() {   },
	  success: function(html){     
	  shipping_amount=parseFloat(html);
	  //alert('updating totals '+debug_string+"...."+html);
    update_total();
    //alert(html);
    $("#cart_shipping_price").html(html);
     },
	  error: function(html)  { 
    $("#cart_shipping_price").html(html);    
     }
	});

}

function format_price(amount) {
  return "&pound;"+number_format(amount,2,'.','');
}

function update_cart_total() {
	get_delivery_information('',$("#country").val());	

	$.ajax({ type: "POST", url: "../ajax/cart_total_data.php",
	  beforeSend: function() { $("#cart_product_total_cell").show(); $("#cart_product_total_cell").html("Loading"); },
	  success: function(html){ 
    
    var qs2 = new Querystring(html)	  
	  var v1 = qs2.get("name1")
	  
	//get the line totals and print them for each product line
	var lineTotals = qs2.get("line_totals");
	
	for (var i=0; i<lineTotals.length; i++) {
		var productInfo = lineTotals[i];
		
		if (productInfo.discounted!==productInfo.total) {
			var resultStr = "<del>" + format_price(productInfo.total) + "</del><br />" + format_price(productInfo.discounted);
		} else {
			var resultStr = format_price(productInfo.total);
		}
		
		$("#cart_row_" + productInfo.productid + " td:last-child p strong").html(resultStr);
	}
    
    product_total=qs2.get("cart_total");
    //product_total=qs2.get("initial_total");
    
    //discount_amount=0-qs2.get("cart_savings");
    
    update_total();
    
    $("#cart_product_total_cell").html("&pound;"+qs2.get("cart_total"));
    //$("#cart_product_discounts_cell").html("&pound;"+qs2.get("cart_savings")+".");
        
    $("#cart_num_items").html(qs2.get("num_items")+" items");

       get_cart_summary();

    if(product_total<=0) {
    $("#checkout_link").hide();
    $("#checkout_link2").hide();
    }
    else {
    $("#checkout_link").show();
    $("#checkout_link2").show();
    
    }


    
    },
	  error: function(html)  { $("#cart_total_cell").html(html); }
	});


}

function discount_load_sizes(productid) {

  if(!productid) {
    alert('no product specified');
    die;
	}
  $.ajax({ type: "POST", url: "../ajax/cart_discount_select_product.php",
	  data: "productid="+productid,
	  success: function(html) { 

      $("#cart_discount_dialogue").html("To use this coupon code you will need to add one of the following items to your cart:<ul>"+html);	    
      $("#cart_discount_dialogue").slideDown();
	  }
	  });

}

function submit_discount_code2() {
	$.ajax({ type: "POST", url: "../ajax/submit_discount_code.php",
	  data: "discount_code="+$("#cart_discount_code_amount").val(),
	  beforeSend: function() { 
    $("#cart_discount_amount").html("Loading"); 
    $("#cart_discount_dialogue").hide();
    },
	  success: function(html){ 
    
    //$("#cart_discount_status").html(html);

     var qs1 = new Querystring(html);
     
     //alert(html);
     
     var dialogue=qs1.get('dialogue_required');
     var amount=qs1.get('amount');
     var productid=qs1.get('productid');


      if(dialogue=='1') {
      //$("#cart_discount_dialogue").html("");
      
      discount_load_sizes(productid);
      discount_amount=amount;
      
      }
      else {
      //$("#cart_discount_dialogue").html("No prompt needed.");

    if(amount<0)
      $("#cart_discount_status").html("Thank you, your discount has been applied."); 
    else
      $("#cart_discount_status").html("Sorry, this discount code was not found or is not valid for this order."); 
    
    
       update_cart_total();
    $("#cart_discount_amount").html(amount);
    discount_amount=amount;
    
    setTimeout(location.reload(),1000);
    
      }
    
    },
	  error: function(html)  { $("#cart_discount_amount").html(html); }
	});

}

function discount_selector_add(productid) {

    add_to_cart(productid,1,0,'',1);
    $("#cart_discount_dialogue").slideUp();
    
    submit_discount_code();
    
    //setTimeout(location.reload(),3000);
    
}
function submit_discount_code() {
	$.ajax({ type: "POST", url: "../ajax/get_discount_amount.php",
	  data: "discount_code="+$("#cart_discount_code_amount").val(),
	  beforeSend: function() { 
    $("#cart_discount_amount").html("Loading"); },
	  success: function(html){ 
    
    $("#cart_discount_amount").html(html);
    
    if(html<0)
      $("#cart_discount_status").html("Thank you, your discount has been applied."); 
    else
      $("#cart_discount_status").html("Sorry, this discount code was not found."); 
    
    discount_amount=html;
    //update_total();
    update_cart_total();
    },
	  error: function(html)  { $("#cart_discount_amount").html(html); }
	});

}


function number_format( number, decimals, dec_point, thousands_sep ) {
    // http://kevin.vanzonneveld.net
    // +   original by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +     bugfix by: Michael White (http://crestidg.com)
    // +     bugfix by: Benjamin Lupton
    // +     bugfix by: Allan Jensen (http://www.winternet.no)
    // +    revised by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)    
    // *     example 1: number_format(1234.5678, 2, '.', '');
    // *     returns 1: 1234.57     
 
    var n = number, c = isNaN(decimals = Math.abs(decimals)) ? 2 : decimals;
    var d = dec_point == undefined ? "." : dec_point;
    var t = thousands_sep == undefined ? "," : thousands_sep, s = n < 0 ? "-" : "";
    var i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0;
    
    return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
}


function update_total() {
    
    //var d = Math.round(discount_amount*100)/100;
    var p = Math.round(product_total*100)/100;
    var s = Math.round(shipping_amount*100)/100;

    //alert(d+"\n"+p+"\n"+s);

    //var total=p+d+s;
    var total=p+s;

    total = Math.round(total*100)/100;


    $("#cart_total_cell").html(format_price(total));
    
    if(product_total<=0) {
    $("#checkout_link").hide();
    $("#checkout_link2").hide();
    }
    else {
    $("#checkout_link").show();
    $("#checkout_link2").show();
    
    }
    
}

function update_quantities() {

	$.ajax({ type: "POST", url: "../ajax/cart_update.php",
	  data: $("#cart_form").serialize(),
	  beforeSend: function() { },
	  success: function(html){ 
	  
	  $("#cart_debug").html(html);
    
    update_cart_total();
       get_cart_summary();



    },
	  error: function(html)  {
    

	  $("#cart_status").html("update quantities hasnt worked");
    
    }
	});
	
}

function pc_shipping_changed() {

	update_address_finder("shipping_postcode","shipping_postcode_finder_link","shipping");

	get_delivery_information($('#shipping_postcode').val(),$('#shipping_country').val());

	$("#pc_ch_note").remove();
	if ($('#shipping_postcode').val().substr(0,2).toUpperCase() == 'GY' || $('#shipping_postcode').val().substr(0,2).toUpperCase() == 'JE'){
		//alert("We've noticed you have set a Channel Islands shipping address! We will deduct VAT from the price you pay!");
		$('#shipping_postcode').parentsUntil("table").eq(2).append("<tr id='pc_ch_note'><td colspan='2'><strong>We've noticed you have set a Channel Islands shipping address! We will deduct VAT from the price you pay!</strong></p></td></tr>");
	}else{
		
	}

}