var discount ;
discount = new Array() ;
discount[0] = 100 ;
discount[1] = 80 ;
discount[2] = 70 ;
discount[3] = 60 ;
discount[4] = 50 ;

$(document).ready(function(){
    $(".productblock").draggable({
		opacity: 0.5,
		helper: 'clone'
	});
    $("#productdetail").draggable({
		opacity: 0.5,
		helper: function() {
			clone = $(this).clone().css('border', 'none');
			clone = clone.text('In den Warenkorb legen');
			clone = clone.css('width', '200px');
			clone = clone.css('border', '1px solid #ccc');
			clone = clone.css('font-size', '22px');
			clone = clone.css('font-weight', 'bold');
			clone = clone.css('padding', '0');
			clone = clone.css('float', 'none');
		 return clone;
		},
		cursorAt: {top:5, left:5}
	});
	$("#container").css({

	});
	$("#productlisting").css({
		
	});
	$(".productblock").css({

	});
	$(".drop").droppable({
		accept: ".draggablediv",
		activeClass: 'droppable-active',
		tolerance: 'touch',
		over: function() {
			$("#shoppingcarticon").fadeTo("fast", 0.6);
		},
		out: function() {
			$("#shoppingcarticon").fadeTo("fast", 1);
		},
		drop: function(ev, ui) {
			addProduct(ev, ui, 0, '');
		}
	});
  });
  
  function removeProduct(productid) {
  	//if qty = 1, fade out item
	if(parseFloat($("#ddcproduct"+productid).attr("qty"))==1) {
		//disable link
		$("#ddcproduct"+productid+" > #cell0 > a").attr('onclick', '');
		//fade out & remove item entirely
		$("#ddcproduct"+productid).fadeOut(500, function() {
			$("#ddcproduct"+productid).remove();
		});
	} else {
		//just decrease qty
		productname = $("#ddcproduct"+productid).attr("productname");
		newprodqty = parseFloat($("#ddcproduct"+productid).attr("qty"))-1;
		$("#ddcproduct"+productid).attr("qty", newprodqty);
		$("#ddcproduct"+productid+" > #cell2").html(newprodqty);
	}
	
	//calculate and update product qty
	varcartqty = $("#cartqty").text();
	newqty = parseFloat(varcartqty)-1;
	
	//protect against going below zero.
	if(newqty < 0) newqty = 0;
	
	$("#cartqty").text(newqty);
	
	//update session item list
	$.get("includes/ajax/updatecart.php", { sid: "", action: "removeproduct", id: productid } );
	
	//update session qty
	$.get("includes/ajax/updatecart.php", { sid: "", action: "decreaseqty" } );
	
	//update price
	varcarttotal = $("#carttotal").text();
	newtotal = parseFloat(varcarttotal)-parseFloat($("#ddcproduct"+productid).attr("price"));
	newtotal = Math.round(newtotal*100)/100;
	newtotal = newtotal.toFixed(2);
	
	//protect against going below zero.
	if(newtotal < 0) newtotal = 0;
	
	$("#carttotal").text(newtotal);
	$.get("includes/ajax/updatecart.php", { sid: "", newprice: newtotal } );	
	
  }
  
  function checkoutUpdateQty(productid, price, qty) {
		$.get("includes/ajax/updatecart.php", { sid: "", action: 'changeqty', id: productid, price: price, qty: qty }, function(data) {

            //update price
            newprice = price*qty;
            newprice = newprice.toFixed(2);
            
            //send to dom
            $('#totalprice_'+productid).text(newprice+" €");
           
            //update summary total
            $.get("includes/ajax/updatecart.php", { sid: "", action: 'gettotal' }, function(data) {
                $('#summary_carttotal').text(data + " €");
            } );
        
        } );
  }

  function addProduct(ev, ui, clicked, clickparts) {

	//if dragged, explode title, gather parts.
	if(clicked == 0) {
		prodparts = $(ui.draggable.element).attr("product").split("|");	
	} else {
		prodparts = clickparts.split("|");
	}
	
	productid = prodparts[0];
	productname = prodparts[1];
	productprice = prodparts[2];
	productcat = prodparts[3];

	productqty = 1;
	
	if($("#ddcproduct"+productid).text()=="") {
		
		//calculate & update new cart total
		varcarttotal = $("#carttotal").text();
		//remove any commas
		varcarttotal = varcarttotal.replace(',', '.');
		varcarttotal = varcarttotal.replace('€', '');
		varcarttotal = varcarttotal.replace('', '');
		
		newtotal = parseFloat(varcarttotal)+parseFloat(productprice);
		newtotal = Math.round(newtotal*100)/100;
		newtotal = newtotal.toFixed(2);
		newtotal = newtotal + ' €' ;
		$("#carttotal").text(newtotal);
		$.get("includes/ajax/updatecart.php", { sid: "", newprice: newtotal } );
		
		//calculate and update product qty
		
		varcartqty = $("#cartqty").text();
		newqty = parseFloat(varcartqty)+1;
		$("#cartqty").text(newqty);
		$.get("includes/ajax/updatecart.php", { sid: "", action: "increaseqty" } );
		
		//add to list!
		$("#listitems").prepend("<div id=\"ddcproduct"+productid+"\" class=\"reglistrow\" productname=\""+productname+"\" qty=\"1\" price=\""+productprice+"\"><div id=\"cell1\"><strong>"+productname+"</strong></div><div id=\"cell2\">"+productprice+" &euro;</div><div class=\"clear\"></div></div>");
		
		$.get("includes/ajax/updatecart.php", { sid: "", action: "addproduct", id: productid, pCat: productcat } );
		$("#addhowto").css("display", "none");
		$("#parentlist").css("display", "none");
		$("#parentlist").fadeIn("fast");
		$("#shoppingcarticon").fadeTo("fast", 1);

	}
	
}
function registerDiscount(productid) {
	
	productdata = productid.split("|");
	
	/* 2: get choosen discount, 3: get granted discount */
	productdata[2] = document.getElementById('discount'+productdata[0]).value ;
	productdata[3] = document.getElementById('current_discount'+productdata[0]).value ;
	
	/* 4: calculate new price, 5: calculate current price */
	productdata[4] = parseFloat(productdata[1])/100*parseFloat(discount[productdata[2]]) ;
	productdata[5] = parseFloat(productdata[1])/100*parseFloat(discount[productdata[3]]) ;
	
	varcarttotal = $("#summary_carttotal").text();
	varcarttotal = varcarttotal.replace(',', '.');
	varcarttotal = varcarttotal.replace('€', '');
	varcarttotal = varcarttotal.replace('', '');

	newtotal = (parseFloat(varcarttotal)-parseFloat(productdata[5]))+parseFloat(productdata[4]);
	newtotal = Math.round(newtotal*100)/100;
	newtotal = newtotal.toFixed(2);
	newtotal = newtotal + ' €' ;
	
	var monthtotal = ((parseFloat(varcarttotal)-parseFloat(productdata[5]))+parseFloat(productdata[4]))*4;
	monthtotal = Math.round(monthtotal*100)/100;
	monthtotal = monthtotal.toFixed(2);
	monthtotal = monthtotal + ' €' ;
	
	productdata[4] = Math.round(productdata[4]*100)/100;
	productdata[4] = productdata[4].toFixed(2);
	productdata[4] = productdata[4] + ' €' ;
	
	$('#summary_carttotal').text(newtotal);
	$('#summary_monthtotal').text(monthtotal);
	$.get("includes/ajax/updatecart.php", { sid: "cc970f052af39529321d6f4f6d1550b0", newprice: newtotal } );
	
	$.get("includes/ajax/updatecart.php", { sid: "cc970f052af39529321d6f4f6d1550b0", action: "discount", id: productdata[0], price: productdata[1], discount: discount[productdata[2]] } );
	
	document.getElementById('current_discount'+productdata[0]).value = productdata[2] ;
	document.getElementById('price'+productdata[0]).innerHTML = productdata[4] ;

}