private void BtnThanhToanDonHang_Click(object sender, EventArgs e) { OrderBUS orderBUS = new OrderBUS(); Order order = new Order(); order.CustomerID = customer.CustomerID; order.EmployeeID = Session.EmployeeSession.employee.EmployeeID; order.CreatedAt = DateTime.Now; order.TotalPrice = int.Parse(txtTongThanhTien.Text); int orerID = orderBUS.Insert(order); OrderDetailBUS orderDetailBUS = new OrderDetailBUS(); for (int i = 0; i < lstOrderProduct.Count; i++) { OrderDetail orderDetail = new OrderDetail(); orderDetail.OrderID = orerID; orderDetail.ProductID = lstOrderProduct[i].ProductID; orderDetail.SalingPrice = lstOrderProduct[i].Price; orderDetail.SalingQuantity = lstOrderQuantity[i]; orderDetailBUS.Insert(orderDetail); } ResetForm(); }