/// <summary>
/// the customSearch method, used to find a book based on its ISBN.
/// </summary>
/// <param name="searchItem">ISBN</param>
/// <returns>Book with the ISBN if it exists</returns>
public Book CustomSearch(string searchItem)
{
if (bookRepo.All().Where(b => b.Isbn == searchItem) != null)
{
return(bookRepo.All().Where(b => b.Isbn == searchItem).First());
}
else
{
throw new InputNotFoundException();
}
}
/// <summary>
/// Returns all the books from the database
/// </summary>
/// <returns></returns>
public IEnumerable <Book> All()
{
return(bookRepository.All());
}
/// <summary>
/// Get all books from database.
/// </summary>
/// <returns>A list of all books in database.</returns>
public IEnumerable <Book> All()
{
return(BookRepository.All().OrderBy(book => book.Title));
}
/// <summary>
/// return all books
/// </summary>
/// <returns></returns>
public IEnumerable <Book> All()
{
return(bookRepository.All().OrderByDescending(book => book.Id));
}