public async Task <IActionResult> ShowBooksByGenre(string genre, string searchExpr, int?page = 1)
{
IEnumerable <Book> books = new List <Book>();
ShowBooksViewModel indexViewModel;
if (string.IsNullOrEmpty(searchExpr))
{
books = await _booksRepository.GetBooksByGenre(genre);
}
else
{
books = await _booksRepository.GetBooksByFilter(searchExpr, genre);
}
indexViewModel = new ShowBooksViewModel
{
Books = _booksRepository.PartBooksForPage(books, page.Value, COUNT_ELEMS_ON_PAGE)
.Select(book => BookConverter.ConvertModelToViewModel(book)).ToList(),
PageViewModel = new PageViewModel(books.Count(), page.Value, COUNT_ELEMS_ON_PAGE),
Genre = genre,
SearchExpr = String.IsNullOrEmpty(searchExpr) ? string.Empty : searchExpr,
ActionName = nameof(this.ShowBooksByGenre)
};
return(View(nameof(ShowBooks), indexViewModel));
}
public ActionResult Edit(int id)
{
var book = BookConverter.ConvertModelToViewModel(_booksRepository.GetElem(id));
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 = HttpContext.Request.Headers["Referer"].ToString()
}));
}
public ActionResult Show(int id)
{
var book = BookConverter.ConvertModelToViewModel(_booksRepository.GetElem(id));
return(View(book));
}
