public void Delete(ProductPromotionMapping itemToDelete)
 {
     _repository.Delete(itemToDelete);
     _eventPublisher.EntityDeleted<ProductPromotionMapping>(itemToDelete);
 }
 public void Insert(ProductPromotionMapping itemToInsert)
 {
     _repository.Insert(itemToInsert);
     _eventPublisher.EntityInserted<ProductPromotionMapping>(itemToInsert);
 }