public void DeleteBook(int id) { var db = new bookEntities(); var book = db.Books.Find(id); db.Books.Remove(book); db.SaveChanges(); }
public void UpdateBook(int id, string namebook, string author, string topic, string type) { var db = new bookEntities(); var book = db.Books.Find(id); book.NameBook = namebook; book.Author = author; book.TypeExchange = type; db.Entry(book).State = EntityState.Modified; db.SaveChanges(); }
public void AddBook(string namebook, string author, string nameuser, string topic, string type) { var book = new Book(); book.NameBook = namebook; book.Author = author; book.NameUser = nameuser; book.Topic = topic; book.TypeExchange = type; var db = new bookEntities(); db.Books.Add(book); db.SaveChanges(); }
public Book GetBook(int id) { var db = new bookEntities(); return(db.Books.Find(id)); }
public Book[] GetBooks() { var db = new bookEntities(); return(db.Books.ToArray()); }