import 'package:bloc/bloc.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:wow_english/models/app_config_entity.dart';

import '../../common/core/app_config_helper.dart';
import 'event.dart';
import 'state.dart';

class ModuleSelectBloc extends Bloc<ModuleSelectEvent, ModuleSelectState> {
  ModuleSelectBloc() : super(ModuleSelectState().init()) {
    on<InitEvent>(_init);
  }

  void _init(InitEvent event, Emitter<ModuleSelectState> emit) async {
    await _checkUpdate(emit);
    debugPrint('WQF ModuleSelectBloc _init');
  }

  Future<void> _checkUpdate(Emitter<ModuleSelectState> emit) async {
    int localVersion = int.parse(await AppConfigHelper.getAppVersion());
    AppConfigEntity? appConfigEntity = await AppConfigHelper.getAppConfig();
    if (appConfigEntity == null) {
      return;
    }
    if (defaultTargetPlatform == TargetPlatform.iOS) {
      if (localVersion < (appConfigEntity.iosVersion ?? 0) &&
          appConfigEntity.iosRecommendUpdate == true) {
        emit(UpdateDialogState(
            appConfigEntity.iosForceUpdate ?? false, appConfigEntity));
      }
    } else {
      if (localVersion < (appConfigEntity.androidVersion ?? 0) &&
          appConfigEntity.androidRecommendUpdate == true) {
        emit(UpdateDialogState(
          appConfigEntity.androidForceUpdate ?? false, appConfigEntity,
        ));
      }
    }
  }
}