public IActionResult OnGet(int authorId)
{
Author = catalog.GetAuthorById(authorId);
Book = new Book();
Book.AuthorId = authorId;
return(Page());
}
public IActionResult OnGet(int?authorId)
{
if (authorId.HasValue)
{
Author = catalog.GetAuthorById(authorId.Value);
}
else
{
Author = new Author();
}
return(Page());
}
public void OnGet(int authorId)
{
Author = catalog.GetAuthorById(authorId);
Books = catalog.GetBooksByAuthor(authorId);
NumberOfBooks = Books.Count();
}
public IActionResult OnGet(int authorId)
{
Author = catalog.GetAuthorById(authorId);
return(Page());
}