public IActionResult AddNewAllergen(AllergenForViewVm allergen)
        {
            if (allergen.Btn == "Submit")
            {
                _allergenService.AddNewAllergen(allergen);
            }

            return(RedirectToAction("EditAllergensList"));
        }
        public void AddNewAllergen(AllergenForViewVm allergen)
        {
            Allergen newAllergen = _mapper.Map <Allergen>(allergen);

            _productRepository.AddNewAllergen(newAllergen);
        }