public async Task <IActionResult> GetOrderItem([FromRoute] int id)
        {
            try
            {
                var item = await _repository.GetOrderItem(id);

                if (item == null)
                {
                    return(NotFound());
                }

                return(Ok(_mapper.Map <OrderItemDto>(item)));
            }
            catch (Exception e)
            {
                return(_helpers.ErrorResponse(e));
            }
        }