public bool ReturnBook(string code, string client, DateTime date)
{
try {
if (!authenticated)
{
throw new FaultException <NotAuthenticatedException>(new NotAuthenticatedException($"Restricted Area"));
}
using (var cli = new LibraryManagerClient())
{
cli.Open();
var book = cli.GetBooksByCode(code);
if (book == null)
{
throw new FaultException <BookNotFoundException>(new BookNotFoundException($"Book Code {code} Not Found"));
}
if (!book.IsBorrowed)
{
throw new FaultException <BookReturnedException>(new BookReturnedException($"Book Code {code} already returned"));
}
var loan = cli.GetLoan(book.Id);
var delay = date - loan.LoanDate;
if (delay.Days > MAX_DAYS_ALLOWED)
{
throw new FaultException <FineException>(new FineException($"Fine of $ {(delay.Days - MAX_DAYS_ALLOWED) * FINE }"));
}
cli.UpdateToAvaible(book.Id, client, date);
cli.Close();
}
return(true);
}
catch { throw; }
}