[HttpPost] //lkhi submit dữ liệu
public ActionResult Input(OrderDetail model, string discountString, int oldProductID)
{
if (string.IsNullOrEmpty(model.ProductID.ToString()))
{
ModelState.AddModelError("Product", "product required");
}
if (string.IsNullOrEmpty(model.UnitPrice.ToString()))
{
ModelState.AddModelError("UnitPrice", "UnitPrice required");
}
if (string.IsNullOrEmpty(model.Quantity.ToString()))
{
ModelState.AddModelError("Quantity", "Quantity required");
}
if (string.IsNullOrEmpty(discountString.ToString()))
{
ModelState.AddModelError("Discount", "Discount required");
}
if (!ModelState.IsValid)
{
return(View(model));
}
model.Discount = Convert.ToDecimal(discountString);
try
{
if (oldProductID == 0)
{
int Id = SaleManagementBLL.OrderDetail_Add(model);
TempData["orderId"] = model.OrderID;
return(RedirectToAction("Index"));
}
else
{
bool updateResult = SaleManagementBLL.OrderDetail_Update(model, oldProductID);
TempData["orderId"] = model.OrderID;
return(RedirectToAction("Index"));
}
}
catch (Exception ex)
{
ModelState.AddModelError("", "Product already exist");
OrderDetail newOrderTail = new OrderDetail();
if (oldProductID == 0)
{
newOrderTail.OrderID = model.OrderID;
}
else
{
newOrderTail = SaleManagementBLL.OrderDetail_Get(model.OrderID, oldProductID);
}
return(View(newOrderTail));
//TempData["orderId"] = model.OrderID;
//return RedirectToAction("Index");
}
}