import CoreHaptics

class SmartHomeViewController: UIViewController, CHHapticEngineDelegate {
    var engine: CHHapticEngine!

    override func viewDidLoad() {
        super.viewDidLoad()

        // Core Haptics 엔진 초기화
        do {
            engine = try CHHapticEngine()
            try engine.start()
        } catch {
            print("Error starting haptic engine: \(error)")
        }
    }

    // 사용자 상호작용 시 햅틱 피드백 실행
    func triggerHapticFeedback() {
        do {
            // 햅틱 피드백 이벤트 정의
            let sharpness = CHHapticEventParameter(parameterID: .hapticSharpness, value: 0.5)
            let intensity = CHHapticEventParameter(parameterID: .hapticIntensity, value: 1.0)
            let event = CHHapticEvent(eventType: .hapticTransient, parameters: [intensity, sharpness], relativeTime: 0)

            // 피드백 피드 정의
            let pattern = try CHHapticPattern(events: [event], parameters: [])
            let player = try engine.makePlayer(with: pattern)

            // 피드백 실행
            try player.start(atTime: CHHapticTimeImmediate)
        } catch {
            print("Error playing haptic pattern: \(error)")
        }
    }
}