import 'package:flutter/services.dart'; class VibrationService { static const MethodChannel _channel = MethodChannel("smart_vision_assist/vibration"); Future vibrateFor(Duration duration) async { try { final bool? didVibrate = await _channel.invokeMethod( "vibrate", {"milliseconds": duration.inMilliseconds}, ); if (didVibrate == true) { return; } } catch (_) { // Fallback untuk perangkat/platform yang tidak mendukung channel native. } await HapticFeedback.vibrate(); } Future stop() async { try { await _channel.invokeMethod("stop"); } catch (_) { // Tidak perlu aksi tambahan jika platform tidak mendukung stop vibration. } } }