public bool UpdateBook(List <int> authorId, List <int> categorieId, Book book)
{
var authors = _bookDBContext.Authors.Where(a => authorId.Contains(a.Id)).ToList();
var categories = _bookDBContext.Categories.Where(c => categorieId.Contains(c.Id)).ToList();
var bookauthortodelete = _bookDBContext.BookAuthors.Where(b => b.BookId == book.Id);
var bookcategorytodelete = _bookDBContext.BookCategories.Where(c => c.BookId == book.Id);
_bookDBContext.RemoveRange(bookauthortodelete);
_bookDBContext.RemoveRange(bookcategorytodelete);
foreach (var a in authors)
{
var bookauthor = new BookAuthor
{
Author = a,
Book = book
};
}
foreach (var c in categories)
{
var bookcategories = new BookCategory
{
Category = c,
Book = book
};
}
_bookDBContext.Update(book);
return(Save());
}
public bool DeleteReviews(List <Review> reviews)
{
_reviewRepository.RemoveRange(reviews);
return(Save());
}