public async Task <IActionResult> Edit(int id, [Bind("ProductID,ProductName,SupplierID,CategoryID,QuantityPerUnit,UnitPrice,UnitslnStock,UnitsOnOrder,ReoderLevel,Discontinued")] Product product)
        {
            if (id != product.ProductID)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(product);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!ProductExists(product.ProductID))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["CategoryID"] = new SelectList(_context.Category, "CategoryID", "CategoryID", product.CategoryID);
            return(View(product));
        }
        public async Task <IActionResult> Edit(int id, [Bind("CategoryID,CategoryName,Description,Picture")] Category category)
        {
            if (id != category.CategoryID)
            {
                return(NotFound());
            }

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