public static void DeleteBook(string ISBN)
{
using (BookStoreEntities entities = new BookStoreEntities())
{
Book order = entities.Books.Where(p => p.ISBN == ISBN).First();
entities.Books.Remove(order);
entities.SaveChanges();
}
}
public static void Updatebook(String ISBN,
decimal price, int stock)
{
using (BookStoreEntities entities = new BookStoreEntities())
{
Book book = entities.Books.Where(p => p.ISBN == ISBN).First();
book.Price = price;
book.StockLevel = stock;
entities.SaveChanges();
}
}