private BookDTO Map(Book dbBook) {
return new BookDTO()
{
Id = dbBook.Id,
Title = dbBook.Title,
Author = dbBook.Author != null ? new AuthorDTO()
{
Id = dbBook.Author.Id,
Name = dbBook.Author.Name
}:null,
Isbn = dbBook.Isbn
};
}
//convert books to bookDTO
private BookDTO Map(Book dbBook) {
return new BookDTO() {
Id = dbBook.Id,
Title = dbBook.Title,
//so there will not be a null reference exception
Author =
dbBook.Author != null
? //dbBook has an author
new AuthorDTO() {
Id = dbBook.Author.Id,
Name = dbBook.Author.Name
}
: //dbBook does NOT have an author
null,
Isbn = dbBook.Isbn
};
}
