public ActionResult Edit(int?id, string returnUrl)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
var book = db.Books.Find(id);
if (book == null)
{
return(HttpNotFound());
}
var model = new AddAuthorToBookModel()
{
Book = book,
Authors = db.Authors.ToList(),
SelectedAuthor = -1,
Publishers = db.Publishers.ToList(),
SelectedPublisher = -1,
Genres = db.Genres.ToList(),
SelectedGenre = -1,
};
ViewBag.ReturnUrl = returnUrl;
return(View(model));
}
public ActionResult Create(string returnUrl)
{
var model = new AddAuthorToBookModel()
{
Book = new Book(),
Authors = (db.Authors.ToList()),
SelectedAuthor = -1,
Publishers = (db.Publishers.ToList()),
SelectedPublisher = -1,
Genres = (db.Genres.ToList()),
SelectedGenre = -1
};
ViewBag.ReturnUrl = returnUrl;
return(View(model));
}
public ActionResult Edit(AddAuthorToBookModel model, string returnUrl)
{
if (ModelState.IsValid)
{
var book = db.Books.Find(model.Book.Id);
if (book == null)
{
return(HttpNotFound());
}
book.Title = model.Book.Title;
book.Pages = model.Book.Pages;
book.Quantity = model.Book.Quantity;
book.CoverURL = model.Book.CoverURL;
book.PublishPlace = model.Book.PublishPlace;
book.PublishDate = model.Book.PublishDate;
book.Price = model.Book.Price;
var author = db.Authors.Find(model.SelectedAuthor);
if (author == null)
{
model = new AddAuthorToBookModel()
{
Book = new Book(),
Authors = (db.Authors.ToList()),
SelectedAuthor = -1,
Publishers = (db.Publishers.ToList()),
SelectedPublisher = -1,
Genres = (db.Genres.ToList()),
SelectedGenre = -1
};
ViewBag.ReturnUrl = returnUrl;
ViewBag.ErrorAuthor = "Author does not exists!";
return(View(model));
}
book.Authors.Add(db.Authors.Find(model.SelectedAuthor));
var publisher = db.Publishers.Find(model.SelectedPublisher);
if (publisher == null)
{
model = new AddAuthorToBookModel()
{
Book = new Book(),
Authors = (db.Authors.ToList()),
SelectedAuthor = -1,
Publishers = (db.Publishers.ToList()),
SelectedPublisher = -1,
Genres = (db.Genres.ToList()),
SelectedGenre = -1
};
ViewBag.ReturnUrl = returnUrl;
ViewBag.ErrorPublisher = "Publisher does not exists!";
return(View(model));
}
book.Publishers.Add(db.Publishers.Find(model.SelectedPublisher));
var genre = db.Genres.Find(model.SelectedGenre);
if (genre == null)
{
model = new AddAuthorToBookModel()
{
Book = new Book(),
Authors = (db.Authors.ToList()),
SelectedAuthor = -1,
Publishers = (db.Publishers.ToList()),
SelectedPublisher = -1,
Genres = (db.Genres.ToList()),
SelectedGenre = -1
};
ViewBag.ReturnUrl = returnUrl;
ViewBag.ErrorGenre = "Genre does not exists!";
return(View(model));
}
book.Genre = genre;
db.SaveChanges();
return(RedirectToLocal(returnUrl));
}
model = new AddAuthorToBookModel()
{
Book = db.Books.Find(model.Book.Id),
Authors = db.Authors.ToList(),
Publishers = db.Publishers.ToList(),
Genres = db.Genres.ToList(),
};
ViewBag.ReturnUrl = returnUrl;
return(View(model));
}
