public IActionResult GetByCategory(int categoryId)
{
var books = _ebookManager.GetByCategory(categoryId);
return(Ok(books));
}
public void Delete(int id)
{
var books = _ebookManager.GetByCategory(id);
foreach (var book in books)
{
_ebookManager.Delete(book.EbookId);
}
_categoryProvider.Delete(id);
}
