public HttpResponseMessage Delete(string bookReferenceNumber)
{
Repository repository = new Repository();
// se não encontrar nenhuma reserva com o numero informado, retorna 400
IBook book = repository.FindReservation(bookReferenceNumber);
if (book == null)
return new HttpResponseMessage(HttpStatusCode.BadRequest);
// cancelando e apagando do disco
repository.CancelReservation(bookReferenceNumber);
return new HttpResponseMessage(HttpStatusCode.OK);
}
