import 'package:proxibuy/data/models/datasources/offer_data_source.dart';
import 'package:proxibuy/data/models/offer_model.dart';

class OfferRepository {
  final OfferDataSource _offerDataSource;

  OfferRepository({required OfferDataSource offerDataSource})
      : _offerDataSource = offerDataSource;

  Future<List<OfferModel>> fetchOffers({required List<String> selectedCategories}) async {
    final allOffers = await _offerDataSource.getNearbyOffers();

    if (selectedCategories.isEmpty) {
      return allOffers;
    }

    final filteredOffers = allOffers
        .where((offer) => selectedCategories.contains(offer.category))
        .toList();

    return filteredOffers;
  }
  Future<OfferModel?> fetchOfferById(String id) async {
    return _offerDataSource.getOfferById(id);
  }
}