import 'package:flutter/services.dart';
import 'package:get_it/get_it.dart';
import 'package:hiddingsel_app/appflow/controller/events.dart';
import 'package:hiddingsel_app/appflow/model/pois.dart';
import 'package:hiddingsel_app/appflow/model/represented_organisations.dart';
import 'package:hiddingsel_app/constants/constant.dart';
import 'package:hiddingsel_app/appflow/model/event_organisations.dart';
import 'package:hiddingsel_app/services/storage.dart';
import 'package:hiddingsel_app/todo/scheduled_notification.dart';

import '../model/companies.dart';
import '../model/topics.dart';
import '../../services/notification.dart';
import 'package:timezone/data/latest_all.dart' as tz;

class InitialStartController {

  static Future<void> ensureInitialized() async {
    await initializeAlways();

    SettingsConnector.getBool(SystemStrings.keyFirstTime, true).then((firstTime)
    {if(firstTime) {
      initializeFirstTime();
      SettingsConnector.setBool(SystemStrings.keyFirstTime, false);
    }});
  }

  static Future<void> initializeAlways() async {
    SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle(
      statusBarColor: UIColors.white,
      statusBarIconBrightness: Brightness.dark,
      statusBarBrightness: Brightness.light,
    ));

    //RemoteConfigConnector.initialize();
    ExternalNotificationConnector.initialize();
    await ScheduledNotificationConnector.initialize();
    tz.initializeTimeZones();

    await load<PointOfInterestModel>(SystemStrings.assetPois, PointOfInterestModel.fromJson);
    await load<CompanyModel>(SystemStrings.assetCompanies, CompanyModel.fromJson);
    await load<RepresentedOrganisationModel>(SystemStrings.assetRepresentedOrganisations, RepresentedOrganisationModel.fromJson);
    await load<EventOrganisationModel>(SystemStrings.assetEventOrganisations, EventOrganisationModel.fromJson);
    await load<PushNotificationTopicModel>(SystemStrings.assetTopics, PushNotificationTopicModel.fromJson);

    EventController.scheduleNotificationsBySettings();
  }

  static Future<void> load<T>(asset, fromJson) async {
    final jsonData = await AssetConnector.getJson(asset);
    List<T> list = jsonData.map((json) => fromJson(json)).toList().cast<T>();
    GetIt.I.registerSingleton<List<T>>(list);
  }

  static void initializeFirstTime() async {
    PushNotificationTopicModel.values.forEach((e) => e.subscribe(false));
    CompanyModel.values.forEach((e) => e.subscribe(false));
    RepresentedOrganisationModel.values.forEach((e) => e.favorize(false));
    EventOrganisationModel.values.forEach((e) => e.allowEventNotification(false));
    EventOrganisationModel.values.where((e) => e.id == "garbage").forEach((e) => e.allowEventNotification(true));
    EventOrganisationModel.values.where((e) => e.id == "dorfgemeinschaft").forEach((e) => e.allowEventNotification(true));
    EventController.scheduleNotificationsBySettings();
  }
}