#define BLYNK_TEMPLATE_ID "TMPL6JTR3G_IS"
#define BLYNK_TEMPLATE_NAME "UTP IOT"
#define BLYNK_AUTH_TOKEN "qTXTXkTdOL0R4hkUIySAhRFgaXoOFMKC"
#define BLYNK_PRINT Serial

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

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

#define echo 27
#define trig 14
#define buzzer 17
int pinled = 12;

void sensor() {
  digitalWrite(trig, LOW);
  delayMicroseconds(10);
  digitalWrite(trig, HIGH);
  delayMicroseconds(10);
  digitalWrite(trig, LOW);

  int waktu = pulseIn(echo, HIGH);
  int jarak = waktu * 0.034 / 2 + 1;

  Serial.println("Jarak:");
  Serial.print(jarak);
  Serial.println(" CM");

  if (jarak < 200){
    digitalWrite(pinled, HIGH);
    Serial.println("BAHAYA!");
    Blynk.virtualWrite(V0,1);
    Blynk.virtualWrite(V2,jarak);
    Blynk.virtualWrite(V3,"BAHAYA!");
    Blynk.logEvent("notifikasi", "ADA HAMAAAAA!!!!");
  }
  else {
    digitalWrite(pinled, LOW);
    Serial.println("Aman");
    Blynk.virtualWrite(V0,0);
    Blynk.virtualWrite(V2,jarak);
    Blynk.virtualWrite(V3,"Aman");
    
  }
}

BLYNK_WRITE (V1){
  int tombol = param.asInt();

  if (tombol == 1) {
    digitalWrite(V1, HIGH);
    tone(buzzer,1000);
  }
  else{
    digitalWrite(V1, LOW);
    noTone(buzzer);
  }
}

void setup() {
  Serial.begin(115200);
  Serial.println("Alat Pendeteksi Hama");
  pinMode(pinled, OUTPUT);
  pinMode(echo, INPUT);
  pinMode(trig, OUTPUT);
  pinMode(buzzer, OUTPUT);
  Blynk.begin(auth, ssid, pass);
}

void loop() {
  
  sensor();
  Blynk.run();
  delay(1000);
}