public IActionResult Edit(int id)
        {
            var productVM    = new ProductEditViewModel();
            var productTypes = _productTypeBLL.GetAll();

            var product = _productBLL.GetByIdIncludingAll(id);

            productVM = ProductEditViewModel.FromModel(product, productTypes);

            ViewData["Title"] = productVM.IsCreateMode ? "Create" : "Update";



            return(View(productVM));
        }
        public IActionResult Liste()
        {
            IEnumerable <ProductTypeViewModel> product = _productTypeBLL.GetAll().Select(ProductTypeViewModel.FromModel).ToList();

            return(View(product));
        }