public async Task <IActionResult> OnPostAsync(Book handler)
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Cart.Add(Cart);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Attach(Book).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!BookExists(Book.ID))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToPage("./Index"));
}
public async Task OnGetDeleteAsync(int Id)
{
Cart cart = await _context.Cart.FindAsync(Id);
if (cart != null)
{
_context.Cart.Remove(cart);
await _context.SaveChangesAsync();
}
RedirectToPage();
// code omitted for brevity
}
public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
Cart = await _context.Cart.FindAsync(id);
if (Cart != null)
{
_context.Cart.Remove(Cart);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
OrderBook = await _context.OrderBook.FindAsync(id);
if (OrderBook != null)
{
_context.OrderBook.Remove(OrderBook);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}