import 'package:flutter_bloc/flutter_bloc.dart';

import '../../../core/storage/saved_places_store.dart';

class SavedPlacesState {
  final List<SavedPlace> places;
  final bool loading;
  final String? error;

  const SavedPlacesState({
    this.places = const [],
    this.loading = false,
    this.error,
  });

  SavedPlacesState copyWith({
    List<SavedPlace>? places,
    bool? loading,
    String? error,
  }) {
    return SavedPlacesState(
      places: places ?? this.places,
      loading: loading ?? this.loading,
      error: error,
    );
  }
}

class SavedPlacesCubit extends Cubit<SavedPlacesState> {
  final SavedPlacesStore _store;

  SavedPlacesCubit(this._store) : super(const SavedPlacesState());

  Future<void> load() async {
    emit(state.copyWith(loading: true, error: null));
    try {
      final places = await _store.getAll();
      emit(SavedPlacesState(places: places));
    } catch (e) {
      emit(state.copyWith(loading: false, error: e.toString()));
    }
  }

  Future<void> addPlace(SavedPlace place) async {
    try {
      await _store.add(place);
      await load();
    } catch (e) {
      emit(state.copyWith(error: e.toString()));
    }
  }

  Future<void> removePlace(String id) async {
    try {
      await _store.remove(id);
      await load();
    } catch (e) {
      emit(state.copyWith(error: e.toString()));
    }
  }

  Future<void> setFavorite(String id, FavoriteType type) async {
    try {
      await _store.setFavorite(id, type);
      await load();
    } catch (e) {
      emit(state.copyWith(error: e.toString()));
    }
  }

  Future<void> clearFavorite(FavoriteType type) async {
    try {
      await _store.clearFavorite(type);
      await load();
    } catch (e) {
      emit(state.copyWith(error: e.toString()));
    }
  }
}