public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
var product = await _context.Product.AsNoTracking().FirstOrDefaultAsync(p => p.ProductID == id);
if (product == null)
{
return(NotFound());
}
try
{
_context.Product.Remove(product);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
catch (DbUpdateException ex)
{
//Log the error
return(RedirectToAction("./Delete",
new { id, saveChangesError = true }));
}
}
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
var emptyProduct = new Product();
if (await TryUpdateModelAsync <Product>(
emptyProduct,
"product", // Prefix for form value.
s => s.CategoryID, s => s.Model, s => s.Price, s => s.Brand, s => s.DateOfCreation, s => s.Description))
{
_context.Product.Add(emptyProduct);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
PopulateCategoriesDropDownList(_context, emptyProduct.CategoryID);
return(Page());
}
