import 'PubNubService.dart';

/// ─────────────────────────────────────────────────────────────────────────

/// 3.  HELPER THAT CREATES / SENDS RIDE OFFERS TO DRIVERS

///     (this can live in a back-office / dispatcher screen)

/// ─────────────────────────────────────────────────────────────────────────

class RideDispatcher {
  final PubNubService _pn = PubNubService();

  /// Send a ride offer that only the given `driverUsername` will see.

  Future<void> sendRideOffer({
    required int rideId,
    required String driverUsername,
    String message = 'New ride request',
  }) =>
      _pn.publishJson('offers.drivers', {
        'rideId': rideId,
        'candidateUsernames': [driverUsername],
        'message': message,
      });

  /// Broadcast to **several** drivers at once.

  Future<void> broadcastOffer({
    required int rideId,
    required List<String> driverUsernames,
    String message = 'New ride request',
  }) =>
      _pn.publishJson('offers.drivers', {
        'rideId': rideId,
        'candidateUsernames': driverUsernames,
        'message': message,
      });
}