import 'dart:async';

import 'package:external_repos/external_repos.dart';
import 'package:injectable/injectable.dart';

@test
@injectable
class TFavoritesRepo {
  static Set<IndicatorEnum> state = {
    IndicatorEnum.gdpConstant,
    IndicatorEnum.population,
    IndicatorEnum.electricityProduction,
  };

  FutureOr<Set<IndicatorEnum>> getAll() => Future.delayed(
        const Duration(seconds: 1),
        () => state,
      );

  Future<void> removeExisting(IndicatorEnum id) => Future.delayed(
        const Duration(seconds: 1),
        () => state.remove(id),
      );

  Future<void> addNew(IndicatorEnum id) => Future.delayed(
        const Duration(seconds: 1),
        () => state.add(id),
      );
}