public IEnumerable <Book> GetPublisherBooks(Publisher publisher)
{
IEnumerable <Book> books = Enumerable.Empty <Book>();
if (publisher != null)
{
books = Books.All().Where(book => book.Publisher.Id == publisher.Id);
}
return(books);
}
public async Task <ActionResult> Details(int id)
{
var book = await Books.All()
.Include(b => b.Author)
.SingleOrDefaultAsync(b => b.BookID == id);
if (book == null)
{
Logger.LogInformation("Details: Item not found {0}", id);
return(HttpNotFound());
}
return(View(book));
}
public IActionResult Index()
{
var books = Books.All().Include(_ => _.Author);
return(View(books));
}
private Task <Book> FindBookAsync(int id)
{
return(Books.All().SingleOrDefaultAsync(book => book.BookID == id));
}
