public ActionResult UpdateBook(FormCollection collection) { Book newBook = new Book(); newBook.BookID = Int32.Parse(collection["BookID"]); newBook.Title = collection["Title"]; newBook.Synopsis = collection["Synopsis"]; newBook.Publisher = collection["Publisher"]; newBook.Category = collection["Category"]; newBook.Price = Int32.Parse(collection["Price"]); newBook.Stock = Int32.Parse(collection["Stock"]); newBook.Discount = (double.Parse(collection["Discount"])) / 100; newBook.SubStatus = Convert.ToBoolean(collection["SubStatus"]); newBook.Authors = collection["Authors"].Split(',').ToList(); newBook.Genres = collection["Genres"].Split(',').ToList(); if (BookCRUD.UpdateBook(newBook)) { return(Content("<script>alert('Book has been Updated Successfully.');window.location.href=document.referrer;</script>")); } else { return(Content("<script>alert('Book could not be Update.');window.location.href=document.referrer</script>")); } }