public ActionResult CustomerOrders()
{
try
{
SqlConnection sqlConnection = new SqlConnection(connectionString);
sqlConnection.Open();
SqlCommand sqlCommand = new SqlCommand("select OrderDate, OrderId, FoodName, FoodCategory, FoodType, OrderItemQty, OrderItemUnitPrice from OrderItems OI join Orders O on OI.OrderItemOrderId = O.OrderId join Foods F on OI.OrderItemFoodId = F.FoodId where OrderCustId = " + Session["CustId"].ToString() + " order by 1 desc;", sqlConnection);
SqlDataReader sqlDataReader = sqlCommand.ExecuteReader();
List <OrdersModel> OrdersModelList = new List <OrdersModel>();
while (sqlDataReader.Read())
{
OrdersModel ordersModel = new OrdersModel
{
OrderDate = DateTime.Parse(sqlDataReader[0].ToString()),
OrderId = long.Parse(sqlDataReader[1].ToString()),
FoodName = sqlDataReader[2].ToString(),
FoodCategory = sqlDataReader[3].ToString(),
FoodType = sqlDataReader[4].ToString(),
OrderItemQty = long.Parse(sqlDataReader[5].ToString()),
OrderItemUnitPrice = long.Parse(sqlDataReader[6].ToString())
};
OrdersModelList.Add(ordersModel);
}
sqlConnection.Close();
return(View(OrdersModelList));
}
catch (Exception e)
{
string exceptionMessage = DateTime.Now + " ActionResult : " + Request.RequestContext.RouteData.Values["action"].ToString() + "Exception : " + e.Message.ToString();
AuthController.WriteExceptionToFile(exceptionMessage, out string fileExceptionMessage);
return(Content(exceptionMessage + "\n" + fileExceptionMessage));
}
}
public ActionResult CustomerCart(FormCollection formCollection)
{
if (formCollection is null)
{
throw new ArgumentNullException(nameof(formCollection));
}
try
{
Order order = new Order
{
OrderDate = DateTime.Now,
OrderCustId = long.Parse(Session["CustId"].ToString())
};
foodContext.Orders.Add(order);
foodContext.SaveChanges();
List <CartItem> cartItemList = foodContext.CartItems.ToList();
List <Cart> cartList = foodContext.Carts.ToList();
List <CartItem> showCartItems = new List <CartItem>();
foreach (CartItem cartItem in cartItemList)
{
foreach (Cart cart in cartList)
{
if (cart.CartCustId == long.Parse(Session["CustId"].ToString()) && cart.CartId == cartItem.CartItemCartId)
{
showCartItems.Add(cartItem);
}
}
}
SqlConnection sqlConnection = new SqlConnection(connectionString);
sqlConnection.Open();
foreach (CartItem items in showCartItems)
{
SqlCommand sqlCommand = new SqlCommand("update Foods set FoodQty = FoodQty - " + items.CartItemQty + " where FoodId = ( select CartItemFoodId from CartItems where CartItemCartId = " + items.CartItemCartId + " );", sqlConnection);
sqlCommand.ExecuteNonQuery();
}
sqlConnection.Close();
List <Order> OrderList = (from orderList in foodContext.Orders select orderList).ToList();
foreach (CartItem cartItem in showCartItems)
{
Food findFood = foodContext.Foods.Find(cartItem.CartItemFoodId);
OrderItem orderItem = new OrderItem
{
OrderItemOrderId = OrderList.Last().OrderId,
OrderItemFoodId = cartItem.CartItemFoodId,
OrderItemQty = cartItem.CartItemQty,
OrderItemUnitPrice = findFood.FoodUnitPrice
};
foodContext.OrderItems.Add(orderItem);
foodContext.SaveChanges();
foodContext.CartItems.Remove(cartItem);
foodContext.SaveChanges();
}
foreach (Cart cart in cartList)
{
if (cart.CartCustId == long.Parse(Session["CustId"].ToString()))
{
foodContext.Carts.Remove(cart);
foodContext.SaveChanges();
}
}
ViewBag.Status = "ordered";
showCartItems = new List <CartItem>(); //Adding this hence Null Pointer Exception Doesn't arise
return(View(showCartItems));
}
catch (Exception e)
{
string exceptionMessage = DateTime.Now + " ActionResult : " + Request.RequestContext.RouteData.Values["action"].ToString() + "Exception : " + e.Message.ToString();
AuthController.WriteExceptionToFile(exceptionMessage, out string fileExceptionMessage);
return(Content(exceptionMessage + "\n" + fileExceptionMessage));
}
}
