public IActionResult CreateNewOrder(Order orderToAdd) { var isValidUser = _usersRepository.GetUserById(orderToAdd.UserId); if (isValidUser != null) { var currentOrder = _ordersRepository.CheckForCurrentOrder(orderToAdd); if (currentOrder == null) { var newOrder = _ordersRepository.AddNewOrder(orderToAdd); return(Created("", newOrder)); } } return(NotFound("That user does not exist.")); }