public void DeleteInventoryItem(long inventoryId, long itemId)
        {
            var inventory     = _inventoryRepository.FindById(inventoryId);
            var inventoryItem = inventory.Items.FirstOrDefault(i => i.Id == itemId);

            _inventoryItemRepository.Remove(inventoryItem);
            _inventoryItemRepository.UnitOfWork.Commit();
        }
 public void Remove(int id)
 {
     _inventoryRepository.Remove(id);
     _inventoryRepository.SaveChanges();
 }