public IActionResult Edit(int id)
        {
            var model = new ProductFeatureUpdateModel();

            model.Load(id);
            return(View(model));
        }
 public IActionResult Edit(ProductFeatureUpdateModel model)
 {
     if (ModelState.IsValid)
     {
         model.EditProductFeature();
     }
     return(View(model));
 }
        public IActionResult Add()
        {
            var model = new ProductFeatureUpdateModel();

            return(View());
        }