public async Task <ActionResult <ProductToReturnDto> > GetProduct(int id)
        {
            var spec    = new ProductsWithTypesSpecification(id);
            var product = await _productsRepo.GetEntityWithSpec(spec);

            if (product == null)
            {
                return(NotFound(new ApiResponse(404)));
            }
            return(_mapper.Map <ProductToReturnDto>(product));
        }
        public async Task <ActionResult <Pagination <ProductToReturnDto> > > GetProducts([FromQuery] ProductSpecParams productParams)
        {
            var spec       = new ProductsWithTypesSpecification(productParams);
            var countSpec  = new ProductsWithFiltersForCountSpecification(productParams);
            var totalItems = await _productsRepo.CountAsync(countSpec);

            var products = await _productsRepo.ListAsync(spec);

            var data = _mapper.Map <IReadOnlyList <ProductToReturnDto> >(products);

            return(Ok(new Pagination <ProductToReturnDto>(productParams.PageIndex, productParams.PageSize, totalItems, data)));
        }
        public async Task <ActionResult <List <Product> > > GetProducts()
        {
            var spec = new ProductsWithTypesSpecification();

            var products = await _repo.ListAsync(spec);

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

            return(Ok(products));
        }