using ProjectLibrary.Entities; using ProjectLibrary.Entities.Enums; using ProjectLibrary.Repositories; using System.Collections.Generic; using System.Linq; namespace ProjectLibrary.Repositories.Implementations { public class BookRepository : IBookRepository { public void CreateBook(Book book) { } public void DeleteBook(int id) { } public Book ReadBookById(int id) { return Book.CreateEntity(id, "", "", BookType.None, 0); } public IEnumerable ReadBooks() { return []; } public void UpdateBook(Book book) { } } }