public async Task <IActionResult> PutInvoice(int id, Invoice invoice) { if (id != invoice.Id) { return(BadRequest()); } _context.Entry(invoice).State = EntityState.Modified; try { await _context.SaveChangesAsync(); } catch (DbUpdateConcurrencyException) { if (!InvoiceExists(id)) { return(NotFound()); } else { throw; } } return(NoContent()); }
public async Task <IActionResult> UpdateCart(CartPostIdModel cart) { Cart cart1 = await _context.Carts.FindAsync(cart.Id); if (cart1 is null) { return(Ok(new { error_message = "Gio hang khong ton tai" })); } if (cart.Amount <= 0) { return(Ok(new { data = await _cartServices.DeleteCartByCartId(cart1.Id), success = true })); } Book book = await _context.Book.FindAsync(cart1.BookId); if (cart.Amount >= book.Quantity) { return(Ok(new { error_message = "So luong sach con lai trong kho chi con " + book.Quantity })); } cart1.Amount = cart.Amount; cart1.SubTotal = book.Price * cart1.Amount; _context.Entry(cart1).State = EntityState.Modified;; _ = await _context.SaveChangesAsync(); List <Cart> carts = await _context.Carts .Where(u => u.UserId == cart1.UserId) .Include(u => u.User) .Include(b => b.Book) .ToListAsync(); return(Ok(new { data = carts, success = true })); }