public async Task <IActionResult> Book(int id)
{
Book value = await bookRepo.tGetByID(id);
if (value != null)
{
IEnumerable <Cat> cat = await catRepo.GetByBook(id);
IEnumerable <SubCat> subCat = await subCatRepo.GetByBook(id);
IEnumerable <Book> relPro = await bookRepo.tGetRelated(id);
ViewBag.Cat = cat;
ViewBag.SubCat = subCat;
ViewBag.RelatedPro = relPro;
}
return(View(value));
}
