public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
var productToUpdate = await _context.Products.FindAsync(id);
if (productToUpdate == null)
{
return(NotFound());
}
if (await TryUpdateModelAsync <Product>(
productToUpdate,
"product", // Prefix for form value.
c => c.AverageCustomerRating, c => c.ProductCategoryID, c => c.ProductName, c => c.PricePerItem))
{
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
// Select ProductCategoryID if TryUpdateModelAsync fails.
PopulateCategoryDropDownList(_context, productToUpdate.ProductCategoryID);
return(Page());
}
public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
Product = await _context.Products.FindAsync(id);
if (Product != null)
{
_context.Products.Remove(Product);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync()
{
var emptyProduct = new Product();
if (await TryUpdateModelAsync <Product>(
emptyProduct,
"product", // Prefix for form value.
s => s.ProductID, s => s.ProductCategoryID, s => s.ProductName, s => s.AverageCustomerRating, s => s.PricePerItem))
{
_context.Products.Add(emptyProduct);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
// Select DepartmentID if TryUpdateModelAsync fails.
PopulateCategoryDropDownList(_context, emptyProduct.ProductCategoryID);
return(Page());
}