isSignedIn method

ProgressListener? isSignedIn({
  1. void onComplete(
    1. GemError error,
    2. bool signedIn
    )?,
})

Checks whether a session is set, refreshable when its access token expired.

Parameters

  • onComplete: Called with GemError.success and whether a session is set, or with the error and false.

Returns

Implementation

ProgressListener? isSignedIn({
  void Function(GemError error, bool signedIn)? onComplete,
}) {
  final EventDrivenProgressListener progressListener =
      EventDrivenProgressListener();
  GemKitPlatform.instance.registerEventHandler(
    progressListener.id,
    progressListener,
  );

  progressListener.registerOnCompleteWithData((
    int err,
    String hint,
    Map<dynamic, dynamic> json,
  ) {
    GemKitPlatform.instance.unregisterEventHandler(progressListener.id);
    if (err == 0) {
      onComplete?.call(GemErrorExtension.fromCode(err), json['result']);
    } else {
      onComplete?.call(GemErrorExtension.fromCode(err), false);
    }
  });

  final OperationResult resultString = objectMethod(
    pointerId,
    'ActivityStore',
    'isSignedIn',
    args: <String, dynamic>{'listener': progressListener.id},
  );
  final GemError errorCode = GemErrorExtension.fromCode(
    resultString['result'],
  );

  if (errorCode != GemError.success) {
    onComplete?.call(errorCode, false);
    return null;
  }

  return progressListener;
}