public ActionResult<IEquatable<BookDto>> GetBooksByAuthor(Guid authorId, Guid bookId)
{
if (!_restApiRepository.AuthorExists(authorId))
{
return NotFound();
}
var booksForAuhthorFromRepo = _restApiRepository.GetBook(authorId, bookId);
if (booksForAuhthorFromRepo == null)
{
return NotFound();
}
return Ok(_mapper.Map<BookDto>(booksForAuhthorFromRepo));
}
public Book GetBook(Guid authorId, Guid bookId)
{
if (authorId == Guid.Empty)
{
throw new ArgumentNullException(nameof(authorId));
}
if (bookId == Guid.Empty)
{
throw new ArgumentNullException(nameof(bookId));
}
return(_restApiRepository.GetBook(authorId, bookId));
}