public async Task <IActionResult> Edit(int[] Sizes, int id, Product product)
{
if (id != product.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(product);
var currentSizes = _context.ProductSizes.Where(x => x.ProductId == id);
var newSizes = Sizes.Select(x => new ProductSizes {
ProductId = id, SizeId = x
});
_context.UpdateManyToMany(currentSizes, newSizes, x => x.SizeId);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ProductExists(product.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
ViewData["CategoryId"] = new SelectList(_context.Categories, "Id", "Id", product.CategoryId);
ViewData["ColorId"] = new SelectList(_context.Colors, "Id", "Id", product.ColorId);
ViewData["GenderId"] = new SelectList(_context.Genders, "Id", "Id", product.GenderId);
return(View(product));
}