public ProductCategoryDiscountCommandService(IProductCategoryDiscountRepository productCategoryDiscountRepository,
                                              IProductCategoryRepository productCategoryRepository,
                                              IDiscountCategoryRepository discountCategoryRepository)
 {
     this.productCategoryDiscountRepository = productCategoryDiscountRepository;
     this.productCategoryRepository         = productCategoryRepository;
     this.discountCategoryRepository        = discountCategoryRepository;
 }
 public ProductCategoryDiscountQueryService(IProductCategoryDiscountRepository discountRepository,
                                            IProductCategoryRepository productCategoryRepository,
                                            IDiscountCategoryRepository discountCategoryRepository,
                                            IMapper mapper)
 {
     this.discountRepository         = discountRepository;
     this.productCategoryRepository  = productCategoryRepository;
     this.discountCategoryRepository = discountCategoryRepository;
     this.mapper = mapper;
 }