public async Task <IActionResult> Edit(int id, [Bind("ProductId,Name,Description,Price,Photo,CategoryId")] Products products)
        {
            if (id != products.ProductId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(products);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!ProductsExists(products.ProductId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["CategoryId"] = new SelectList(_context.Categories, "CategoryId", "Name", products.CategoryId);
            return(View(products));
        }
        public async Task <IActionResult> Edit(int id, [Bind("CategoryId,Name")] Categories categories)
        {
            if (id != categories.CategoryId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(categories);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!CategoriesExists(categories.CategoryId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            return(View(categories));
        }