protected void Page_Load(object sender, EventArgs e)
        {
            items = (List <CartItem>)Session["cartItems"];
            if (!IsPostBack)
            {
                if (items.Count <= 0)
                {
                    Response.Redirect("~/");
                }
            }
            if (items.Count <= 0)
            {
                Response.Redirect("~/");
            }

            foreach (var item in items)
            {
                int       bookId   = BusinessLogic.GetBookID(item.Isbn);
                string    title    = BusinessLogic.GetBookTitle(bookId);
                int       quantity = item.Quantity;
                decimal   price    = BusinessLogic.GetPrice(bookId);
                decimal   discount = (BusinessLogic.GetPrice(bookId) - BusinessLogic.GetDiscountedPrice(bookId)) * quantity;
                decimal   subtotal = price * quantity - discount;
                CartModel model    = new CartModel(title, price, quantity, discount, subtotal);
                models.Add(model);
            }
            gvCart.DataSource = models;
            gvCart.DataBind();
        }
Beispiel #2
0
        protected void Page_Load(object sender, EventArgs e)
        {
            Session["total"]           = String.Empty;
            Session["discountTotal"]   = String.Empty;
            Session["discountedTotal"] = String.Empty;
            decimal total     = 0;
            string  promoCode = (string)Session["promoCode"];

            items = (List <CartItem>)Session["cartItems"];
            if (items.Count <= 0)
            {
                Response.Redirect("~/");
            }
            else
            {
                foreach (var item in items)
                {
                    int     bookId   = BusinessLogic.GetBookID(item.Isbn);
                    string  title    = BusinessLogic.GetBookTitle(bookId);
                    int     quantity = item.Quantity;
                    decimal price    = BusinessLogic.GetPrice(bookId);
                    decimal discount = (BusinessLogic.GetPrice(bookId) - BusinessLogic.GetDiscountedPrice(bookId)) * quantity;
                    decimal subtotal = price * quantity - discount;
                    total += subtotal;
                    CartModel model = new CartModel(title, price, quantity, discount, subtotal);
                    models.Add(model);
                }
                Session["total"]           = total.ToString("c2");
                Session["discountTotal"]   = (total - BusinessLogic.GetTotalPromoPriceFromCart(items, promoCode)).ToString("c2");
                Session["discountedTotal"] = BusinessLogic.GetTotalPromoPriceFromCart(items, promoCode).ToString("c2");
                gvCart.DataSource          = models;
                gvCart.DataBind();
            }
        }