<%@ page import="com.apz.pirisale.*" %>
<jsp:useBean id="piriSale" scope="application" class="com.apz.pirisale.PiriSale" />
<%
    String errMessage = null;
    boolean mActive = (session.getAttribute("active") != null);
    String mAction = request.getParameter("action");
    Object objCustomerBasket = session.getAttribute("basket");

    if (mActive)
    {
        if (objCustomerBasket != null)
        {
            Basket customerBasket = ((Basket)objCustomerBasket);
            if("addItem".equals(mAction))
            {
                String szItemID = request.getParameter("itemID");
                String szQuantity = request.getParameter("buyQuantity");
                if ((szItemID != null) && (szQuantity != null))
                {
                    try
                    {
                        long itemID = Long.parseLong(szItemID);
                        int quantity = Integer.parseInt(szQuantity);
                        customerBasket.addItem(itemID, quantity);
                    }
                    catch(NumberFormatException e)
                    {
                        errMessage = "Item ID not valid";
                    }
                }
                else { errMessage = "Parameter is null"; }
            }
            if("removeItem".equals(mAction))
            {

            }
        }
        else { errMessage = "Basket is null"; }
    }
    else { errMessage = "Not logged in"; }
    if (errMessage == null) response.sendRedirect("basket.jsp");
    if (errMessage != null) out.write("ERR#: " + errMessage);
%>