#define BLYNK_TEMPLATE_ID "TMPL6JLMuTTEZ"
#define BLYNK_TEMPLATE_NAME "Hama"
#define BLYNK_AUTH_TOKEN "4iuQB_pnTeHsjkRx6P1TrDrZJa8el5Y-"
#define BLYNK_PRINT Serial

#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include <Ultrasonic.h>

char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

BlynkTimer timer;

Ultrasonic ultrasonic(16, 17);
int led = 13;
int buzzer = 14;
double distance = 0;
int switchBuzz = 0;

void myTone(int pin){
  ledcAttachPin(pin, 0);
  ledcWriteNote(0, NOTE_C, 5);
}

void myNoTone(int pin){
  ledcDetachPin(pin);
}

BLYNK_WRITE (V2){
  int pin_value = param.asInt();
  Serial.println(pin_value);

  if (pin_value == 1){
    switchBuzz = 1;
  } else {
    switchBuzz = 0;
    }
  }

  void sendSensor(){
  delay(1000);
  double distance = ultrasonic.read(CM);
  Blynk.virtualWrite(V1, distance);
  Serial.print("jarak : ");
  Serial.print(distance);
  Serial.println(" CM");

if (distance < 200){
    if (switchBuzz == 1){
      digitalWrite(led, HIGH);
      Serial.println("Ada Hama!!");
      Blynk.virtualWrite (V0, 1);
      myTone(buzzer);
      Blynk.logEvent("ALERT!!", "SEGERA CEK KEBUN KARENA ADA HAMA");
    }else{
      digitalWrite(led, LOW);
      Serial.println("notif off");
      Blynk.virtualWrite (V0, 0);
      myNoTone(buzzer);
    }
  } else {
    digitalWrite(led, LOW);
      Serial.println("Tidak ada hama.");
      Blynk.virtualWrite (V0, 0);
      myNoTone(buzzer);
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(led,OUTPUT);
  pinMode(buzzer,OUTPUT);
  delay(1000);
  Blynk.begin(auth, ssid, pass);
  timer.setInterval(2500L, sendSensor);
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(1000); // this speeds up the simulation
  Blynk.run();
  sendSensor();
  timer.run();
}