public AuthorBookLink Add(AuthorBookLink link)
{
db.AuthorBookLinks.Add(link);
db.SaveChanges();
return(link);
}
public ObjectResult Remove(
[FromQuery] long authorId,
[FromQuery] long bookId
)
{
try
{
AuthorBookLink link = linkRepository.Get(bookId, authorId);
linkRepository.Remove(link);
}
catch (InvalidOperationException e)
{
if (e.Message == "Sequence contains no elements")
{
return(NotFound("No such links found"));
}
}
catch (Exception e)
{
return(BadRequest(e.Message));
}
return(Ok($"link book {bookId} to author {authorId} removed"));
}
public ObjectResult Add(
[FromQuery] long authorId,
[FromQuery] long bookId
)
{
try
{
AuthorBookLink link = new AuthorBookLink
{
AuthorId = authorId,
BookId = bookId
};
linkRepository.Add(link);
}
catch (DbUpdateException e)
{
return(BadRequest("Link already exists"));
}
catch (Exception e)
{
return(BadRequest(e.Message));
}
return(Ok($"link book {bookId} to author {authorId} added"));
}
public ActionResult Create(Book book)
{
if (ModelState.IsValid)
{
book.IsFavourite = false;
bookService.AddBook(book);
//Adding AuthorToBook
var authorBookLink = new AuthorBookLink();
authorBookLink.AuthorId = book.AuthorId;
authorBookLink.BookId = book.Id;
authorBookLinksService.AddAuthorBookLink(authorBookLink);
//Adding GenreToBook
var genreBookLink = new GenreBookLink();
genreBookLink.BookId = book.Id;
genreBookLink.GenreId = book.GenreId;
genreBookLinksService.AddGenreBookLink(genreBookLink);
//Adding GenreToAuthor
var genreAuthorLink = new GenreAuthorLink();
genreAuthorLink.AuthorId = book.AuthorId;
genreAuthorLink.GenreId = book.GenreId;
genreAuthorLinksService.AddGenreAuthorLink(genreAuthorLink);
return(RedirectToAction("Index"));
}
else
{
ViewBag.Genres = genreService.GetAllGenres();
ViewBag.Authors = authorService.GetAllAuthors();
return(View(book));
}
}
public void Remove(AuthorBookLink link)
{
db.AuthorBookLinks.Remove(link);
db.SaveChanges();
}
public void AddAuthorBookLink(AuthorBookLink authorBookLink)
{
db.AuthorBookLink.Add(authorBookLink);
Save();
}
public void AddAuthorBookLink(AuthorBookLink authorBookLink)
{
authorBookLinkRepo.AddAuthorBookLink(authorBookLink);
}
