register static method

Future<void> register({ required SDKEnvironment environment, String? baseURL, String? accessToken, })

Register model assignment callbacks with C++

Implementation

static Future<void> register({
  required SDKEnvironment environment,
  String? baseURL,
  String? accessToken,
}) async {
  if (_isRegistered) return;

  _environment = environment;
  _baseURL = baseURL;
  _accessToken = accessToken;

  try {
    final lib = PlatformLoader.loadCommons();

    // Allocate callbacks struct
    _callbacksPtr = calloc<RacAssignmentCallbacksStruct>();
    _callbacksPtr!.ref.httpGet =
        Pointer.fromFunction<RacAssignmentHttpGetCallbackNative>(
            _httpGetCallback, _exceptionalReturnInt32);
    _callbacksPtr!.ref.getDeviceInfo =
        Pointer.fromFunction<RacAssignmentGetDeviceInfoCallbackNative>(
            _getDeviceInfoCallback);
    _callbacksPtr!.ref.userData = nullptr;

    // Register with C++
    final setCallbacks = lib.lookupFunction<
        Int32 Function(Pointer<RacAssignmentCallbacksStruct>),
        int Function(
            Pointer<RacAssignmentCallbacksStruct>)>('rac_model_assignment_set_callbacks');

    final result = setCallbacks(_callbacksPtr!);
    if (result != RacResultCode.success) {
      _logger.warning('Failed to register assignment callbacks',
          metadata: {'code': result});
      calloc.free(_callbacksPtr!);
      _callbacksPtr = null;
      return;
    }

    _isRegistered = true;
    _logger.debug('Model assignment callbacks registered');
  } catch (e) {
    _logger.debug('Model assignment registration error: $e');
    _isRegistered = true; // Avoid retry loops
  }
}