switchCamera method

Implementation

@override
Future<Map<String, dynamic>> switchCamera(CameraPosition position) async {
  try {
    if (kDebugMode) {
      debugPrint('QuickQR Scanner: Switching to ${position.value} camera');
    }

    final result = await methodChannel.invokeMethod<Map<Object?, Object?>>(
      'switchCamera',
      {'position': position.value}
    );
    final cameraState = Map<String, dynamic>.from(result ?? {});

    if (kDebugMode) {
      debugPrint('QuickQR Scanner: Camera switched - $cameraState');
    }

    return cameraState;
  } on PlatformException catch (e) {
    throw _handlePlatformException(e, 'switchCamera');
  } catch (e) {
    throw ScannerException(
      ScannerErrorCode.internalError,
      'Failed to switch camera: $e',
    );
  }
}