public async Task <IActionResult> CreateOrderItem([FromBody] OrderItemForCreation orderItem)
{
var orderItemEntity = _mapper.Map <OrderItem>(orderItem);
var search = _orderItemsRepository.GetOrderItemAsync(orderItemEntity.Id);
if (search != null)
{
return(BadRequest("Item already exists"));
}
_orderItemsRepository.AddOrderItem(orderItemEntity);
await _orderItemsRepository.SaveChangesAsync();
await _orderItemsRepository.GetOrderItemAsync(orderItemEntity.Id);
return(CreatedAtRoute("GetOrderItem",
new { id = orderItemEntity.Id },
orderItemEntity));
}