public async Task <IActionResult> Edit(int id, [Bind("ID,Name,Price,QuantityAvailable,CategoryID")] Product product)
        {
            if (id != product.ID)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(product);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!ProductExists(product.ID))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["CategoryID"] = new SelectList(_context.Categories, "ID", "Name", product.CategoryID);
            return(View(product));
        }
        public async Task <IActionResult> Edit(int id, [Bind("ID,ProductID,QuantityPurchased,SubTotal,DatePurchased,SalesID")] SalesDetail salesDetail)
        {
            if (id != salesDetail.ID)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(salesDetail);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!SalesDetailExists(salesDetail.ID))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["SalesID"] = new SelectList(_context.Sales, "ID", "ID");//salesDetail.SalesID
            return(View(salesDetail));
        }
        public async Task <IActionResult> Edit(int id, [Bind("ID,ProductName,Price,QuanitityPurchased,SubTotal")] MakeSales makeSales)
        {
            if (id != makeSales.ID)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(makeSales);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!MakeSalesExists(makeSales.ID))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            return(View(makeSales));
        }
        public async Task <IActionResult> Edit(int id, [Bind("ID,Name,Description")] Category category)
        {
            if (id != category.ID)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(category);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!CategoryExists(category.ID))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            return(View(category));
        }
        public async Task <IActionResult> Edit(int id, [Bind("ID,LastName,FirstName,Email,PhoneNo")] Customer customer)
        {
            if (id != customer.ID)
            {
                return(NotFound());
            }

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