signInWithGoogle method

@override Future<Response<Credential>> signInWithGoogle()

Implementation

@override
Future<Response<Credential>> signInWithGoogle() async {
  final response = Response<Credential>();
  try {
    IGoogleSignInAccount? result;
    final auth = googleAuth;
    final isSignedIn = await auth.isSignedIn();
    if (isSignedIn) {
      result = await auth.signInSilently();
    } else {
      result = await auth.signIn();
    }
    if (result != null) {
      final authentication = await result.authentication;
      final idToken = authentication.idToken;
      final accessToken = authentication.accessToken;
      if (accessToken != null || idToken != null) {
        final receivedData = auth.currentUser;
        return response.withData(Credential(
          id: receivedData?.id,
          email: receivedData?.email,
          name: receivedData?.displayName,
          photo: receivedData?.photoUrl,
          accessToken: accessToken,
          idToken: idToken,
          credential: GoogleAuthProvider.credential(
            idToken: idToken,
            accessToken: accessToken,
          ),
        ));
      } else {
        return response.withException(
          'Token not valid!',
          status: Status.error,
        );
      }
    } else {
      return response.withException('Sign in failed!', status: Status.error);
    }
  } catch (_) {
    return response.withException(_.toString(), status: Status.failure);
  }
}