#define BLYNK_TEMPLATE_ID "TMPL6aNtrrvgW"
#define BLYNK_TEMPLATE_NAME "IOT Pendeteksi Hama"
#define BLYNK_AUTH_TOKEN "rv9dROiZsPjQeVMqqjlv6qPOV2E3b_RA"
#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(2, 15);
int merah = 14;
int hijau = 13;
int buzzer = 26;
float jarak = 0;
int switchBuzz = 0;

void myTone(int pin){
  ledcAttachPin(pin, 0);
  ledcWriteNote(0, NOTE_F, 8);
}

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

BLYNK_WRITE(V3){
  int pin_value = param.asInt();
  Serial.println(pin_value);
  if (pin_value == 1){
      switchBuzz = 1;
  }else {
      switchBuzz = 0;
  }
}

void sendSensor(){
  delay(1000);
  double jarak = ultrasonic.read(CM);
  Blynk.virtualWrite(V0, jarak);

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

  if(jarak < 200){
    if(switchBuzz == 1){
      digitalWrite(merah, HIGH);
      digitalWrite(hijau, LOW);
      Serial.println("Hama terdeteksi pada radius 2 Meter!");
      Blynk.virtualWrite(V1, 0);
      Blynk.virtualWrite(V2, 1);
      myTone(buzzer);
      Blynk.logEvent("Warning!", "Peringatan Hama terdeteksi pada radius 2 Meter!");
    }else{
      digitalWrite(merah, LOW);
      digitalWrite(hijau, LOW);
      Serial.println(("Alarm dan Notifikasi dimatikan."));
      Blynk.virtualWrite(V1, 0);
      Blynk.virtualWrite(V2, 0);
      myNoTone(buzzer);
    }
  }else{
      digitalWrite(merah, LOW);
      digitalWrite(hijau, HIGH);
      Serial.println(("Tidak ada Hama yang Terdeteksi."));
      Blynk.virtualWrite(V1, 1);
      Blynk.virtualWrite(V2, 0);
      myNoTone(buzzer);
  }
}


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  pinMode(merah, OUTPUT);
  pinMode(hijau, 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(500); // this speeds up the simulation

  Blynk.run();
  sendSensor();
  timer.run();
}