versionCheck(context) async {
  //Get Current installed version of app
  final PackageInfo info = await PackageInfo.fromPlatform();
  double currentVersion = double.parse(info.version.trim().replaceAll(".", ""));

  //Get Latest version info from firebase config
  final RemoteConfig remoteConfig = await RemoteConfig.instance;

  try {
    // Using default duration to force fetching from remote server.
    await remoteConfig.fetch(expiration: const Duration(seconds: 0));
    await remoteConfig.activateFetched();
    remoteConfig.getString('force_update_current_version');
    double newVersion = double.parse(remoteConfig
        .getString('force_update_current_version')
        .trim()
        .replaceAll(".", ""));
    if (newVersion > currentVersion) {
      _showVersionDialog(context);
    }
  } on FetchThrottledException catch (exception) {
    // Fetch throttled.
    print(exception);
  } catch (exception) {
    print('Unable to fetch remote config. Cached or default values will be '
        'used');
  }
}

@override
void initState() {
  try {
    versionCheck(context);
  } catch (e) {
    print(e);
  }
  super.initState();
}