initialize method

Future<void> initialize({ required String key, })

key shouldn't be null wait for it to initialize before calling events

Implementation

Future<void> initialize({required String key}) async {
  // _database.deleteEntireData();

  apiKey = key;
  WidgetsBinding.instance.addObserver(this);
  await Permission.location.request();
  await Permission.phone.request();

  if (await Permission.location.isGranted &&
      await Permission.phone.isGranted) {
    await _getDeviceInfo();

    NotificationBody? body;

    //  try {
    if (!kIsWeb) {
      final RemoteMessage? remoteMessage =
          await FirebaseMessaging.instance.getInitialMessage();
      if (remoteMessage != null) {
        body = NotificationHelper.convertNotification(remoteMessage.data);

        EventModel event = EventModel(
          name: Constants.click,
          eventTime: DateTime.now().millisecondsSinceEpoch,
          properties: jsonEncode(body.toJson()),
        );
        await DatabaseHelper().insertEvent(event);
      }
      await NotificationHelper().initialize(flutterLocalNotificationsPlugin);
      FirebaseMessaging.onBackgroundMessage(myBackgroundMessageHandler);
    }

    String? did = await _storage.read(key: "did");
    String? sid = await _storage.read(key: "sid");
    String? stime = await _storage.read(key: "stime");
    String? uid = await _storage.read(key: "uid");

    _session.data!.uid = uid;

    packageInfo = await PackageInfo.fromPlatform();

    if (did == null) {
      await _createDevice();
      await _createSession();
      await _appInstall();
    } else if (sid == null) {
      _session.data!.did = did;

      await _createSession();
    } else {
      if (stime != null) {
        int? stimeMilli = int.tryParse(stime);

        if (stimeMilli != null && !_isSessionExpired(stimeMilli)) {
          _session.data!.sid = sid;
          _session.data!.did = did;
          _session.data!.stime = stimeMilli;
        } else {
          _session.data!.did = did;
          await _createSession();
        }
      } else {
        _session.data!.did = did;
        await _createSession();
      }
    }

    await _appLaunch();
  }
}