public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
try
{
await _productPageService.UpdateProduct(Product);
}
catch (DbUpdateConcurrencyException)
{
if (!ProductExists(Product.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToPage("./Index"));
}
