public ActionResult Edit(BookViewModel book, string prevPageUrl)
{
if (book.Id <= 0)
{
throw new ArgumentException("Book ID is empty or <= 0");
}
if (ModelState.IsValid)
{
_booksRepository.EditElem(BookConverter.ConvertViewModelToModel(book));
TempData["message"] = $"Книга \"{book.Title}\" успешно изменена";
return(RedirectToAction(nameof(HomeController.Index), nameof(HomeController).Replace("Controller", "")));
}
else
{
return(View(new ActionBooksPagesViewModel
{
Book = book,
Genres = new SelectList(_genresRepository.GetAllGenres(), nameof(Genre.Id), nameof(Genre.Title),
_genresRepository.GetAllGenres().FirstOrDefault(g => g.Id == book.GenreId)),
PrevPageUrl = prevPageUrl
}));
}
}
