public DateTime?BookDateRented(int id)
{
using (var database = new LibrarySystemProEntities())
{
var allRentedBooks = new RentedBookRepository().ReadAll();
DateTime?result = null;
foreach (var item in allRentedBooks)
{
if (item.BookId == id)
{
result = item.DateRented;
}
}
return(result);
}
}
public bool IsBookRented(int id)
{
using (var database = new LibrarySystemProEntities())
{
//var dbBook = database.Books.FirstOrDefault(b => b.Id == id);
var allRentedBooks = new RentedBookRepository().ReadAll();
var result = false;
foreach (var book in allRentedBooks)
{
if (book.BookId == id)
{
result = true;
}
}
return(result);
}
}