import 'dart:async';

import 'package:aitrainer_app/bloc/settings/settings_bloc.dart';
import 'package:aitrainer_app/service/firebase_api.dart';
import 'package:aitrainer_app/util/app_language.dart';
import 'package:aitrainer_app/service/logging.dart';
import 'package:aitrainer_app/util/session.dart';
import 'package:bloc/bloc.dart';
import 'package:equatable/equatable.dart';
import 'package:upgrader/upgrader.dart';

part 'session_event.dart';
part 'session_state.dart';

class SessionBloc extends Bloc<SessionEvent, SessionState> with Logging {
  final Session session;
  StreamSubscription? _sub;
  SettingsBloc? settingsBloc;

  SessionBloc({required this.session}) : super(SessionInitial()) {
    on<SessionStart>(_onStart);
  }

  void _onStart(SessionStart event, Emitter<SessionState> emit) async {
    log(" -------- Session starting...");
    emit(SessionLoading());

    this.settingsBloc = event.settingsBloc;
    await session.fetchSessionAndNavigate();
    FirebaseApi().setupRemoteConfig();
    String lang = AppLanguage().appLocal.languageCode;
    log("Change lang to $lang");
    settingsBloc!.add(SettingsChangeLanguage(language: lang));
    final iTunes = ITunesSearchAPI();
    final resultsFuture = iTunes.lookupByBundleId('com.aitrainer.app');
    resultsFuture.then((results) {
      print('iTunes results: $results');
    });
    emit(SessionReady());
  }

  @override
  Future<void> close() async {
    await this.close();
    _sub?.cancel();
    settingsBloc?.close();
    super.close();
  }
}