//xóa hoặc giảm số lượng sản phẩm từ cart
void DeleteCart()
{
string delete = (string)Request.Form["delete"];
ExportBill eb = (ExportBill)Session["cart"];
string rawDeleteId = (string)Request.Form["id"];
int deleteId = Convert.ToInt32(rawDeleteId);
for (int i = 0; i < eb.Lines.Count; i++)
{
DetailExportBill detail = eb.Lines[i];
if (deleteId == detail.Product.Id)
{
if (detail.Quantity > 1)
{
detail.Quantity = (detail.Quantity - 1);
detail.Discount = 0;
}
else
{
eb.Lines.RemoveAt(i);
}
break;
}
}
Session["cart"] = eb;
}
public void ViewDetailOrder()
{
string rawId = (string)Request.Form["id"];
int detailID = Convert.ToInt32(rawId);
ExportBillDAO exDAO = new ExportBillDAO();
ExportBill ex = new ExportBill();
DetailExportBill de = new DetailExportBill();
Session["detailInfo"] = exDAO.GetExportBillByID(detailID);
Session["detailOrder"] = exDAO.GetDetailExportBillByID(detailID);
}
//thêm sản phẩm vào giỏ hàng
void AddProductToCart()
{
string rawId = (string)Request.Form["productId"];
ExportBill eb = (ExportBill)Session["cart"];
if (eb == null)
{
eb = new ExportBill();
}
int productId = Convert.ToInt32(rawId);
pdao = new ProductDAO();
Product p = pdao.GetProductById(productId);
int indexExisting = -1;
for (int i = 0; i < eb.Lines.Count; i++)
{
DetailExportBill detail = eb.Lines[i];
if (p.Id == detail.Product.Id)
{
indexExisting = i;
break;
}
}
if (indexExisting != -1)
{
DetailExportBill detail = eb.Lines[indexExisting];
detail.Quantity = (detail.Quantity + 1);
}
else
{
DetailExportBill detail = new DetailExportBill();
detail.Product = p;
detail.ExportBill = eb;
detail.ToTalPrice = p.PriceSale;
detail.Quantity = 1;
detail.Discount = 0;
eb.Lines.Add(detail);
}
Session["cart"] = eb;
}
