// IDENTITAS DEVICE
#define BLYNK_TEMPLATE_ID "TMPL6XrAorJpz"
#define BLYNK_TEMPLATE_NAME "Project"
#define BLYNK_AUTH_TOKEN "8ZFlUPN1uSEJ8vfePGFCKquApp7HAYVp"

// LIBRARY
#include <WiFi.h>
#include <BlynkSimpleEsp32.h>
#include <ESP32Servo.h>

// PERINTAH DAN PIN YANG DIGUNAKAN
#define BLYNK_PRINT Serial
#define SERVO_PIN 16
#define echoPin 12
#define trigPin 13

// VARIABEL
Servo servoku;

// SSID, PASS, TOKEN
char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

BlynkTimer timer;
BLYNK_WRITE(V1){
  int tekan = param.asInt();
  if(tekan==1){
    servoku.write(90);
  }
  else {
    servoku.write(0);
  }
}

// KIRIM NILAI SENSOR
void sendSensor()
{
// BACA SENSOR JARAK
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
int durasi = pulseIn(echoPin, HIGH);
float jarak = durasi * 0.034 /2;

// SERIAL MONITOR DATA JARAK
Serial.print(jarak);
Serial.println(" cm");

// KIRIM NILAI SENSOR
Blynk.virtualWrite(V0, jarak);
}


void setup() {
  // SERIAL MONITOR SETTING
  Serial.begin(115200);

  // SENSOR SETTING PIN
  pinMode(echoPin, INPUT);
  pinMode(trigPin, OUTPUT);

  // KONEKSI BLYNK
  Blynk.begin(auth, ssid, pass);
  servoku.attach(SERVO_PIN);
  timer.setInterval(1000, sendSensor);
}
void loop() {
  // MENJALANKAN BLYNK
  Blynk.run();
  timer.run();
}