#include <ESP32Servo.h>

const int servoPin = 18;
const int buttonPin = 19;

Servo servo;
bool isMoving = false;
bool buttonState = false;
bool lastButtonState = false;
unsigned long startTime = 0;
const unsigned long duration = 20000; // Durasi 20 detik

void setup() {
  servo.attach(servoPin); // Inisialisasi servo
  pinMode(buttonPin, INPUT_PULLUP); // Tombol dengan pull-up internal
  Serial.begin(115200);
  servo.write(90); // Posisi netral, servo berhenti
}

void loop() {
  buttonState = digitalRead(buttonPin);

  if (buttonState == LOW && lastButtonState == HIGH) {
    // Tombol ditekan
    if (!isMoving) {
      servo.write(0); // Kecepatan maksimum searah jarum jam
      startTime = millis(); // Mulai hitung waktu
      isMoving = true;
      Serial.println("Servo berputar.");
    }
    delay(200); // Debounce delay
  }

  if (isMoving && millis() - startTime >= duration) {
    servo.write(90); // Posisi netral, servo berhenti
    isMoving = false;
    Serial.println("Servo berhenti.");
  }

  lastButtonState = buttonState;
}