public Book FindById(Guid id) { var bookEntity = _dbContext.Books.Include(b => b.Author).FirstOrDefault(b => b.Id == id); if (bookEntity == null) { return(null); } var authorEntity = bookEntity.Author; var author = AuthorBuilder.CreateNew() .WithId(authorEntity.Id) .WithFirstName(authorEntity.FirstName) .WithLastName(authorEntity.LastName) .Build(); return(BookBuilder.CreateNew() .WithId(bookEntity.Id) .WithTitle(bookEntity.Title) .WithIsbn13(bookEntity.Isbn) .WithReleaseDate(bookEntity.ReleaseDate) .WithPublisher(bookEntity.Publisher) .WithAuthor(author) .Build()); }
public void Run() { var andyHunt = AuthorBuilder.CreateNew() .WithId(Guid.NewGuid()) .WithFirstName("Andy") .WithLastName("Hunt") .Build(); var pragmaticProgrammerBook = BookBuilder.CreateNew() .WithId(Guid.NewGuid()) .WithTitle("The Pragmatic Programmer: your journey to mastery") .WithIsbn13("9780135957059") .WithReleaseDate(2019, 9) .WithPublisher("Addison-Wesley Professional") .WithAuthor(andyHunt) .Build(); _bookService.AddToBookshelf(pragmaticProgrammerBook); Console.WriteLine("Added new book: {0}", pragmaticProgrammerBook); Console.ReadLine(); }