//BLYNK
#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPLv7eRwdT4"
#define BLYNK_DEVICE_NAME "Cahaya Suhu Lembab"
#define BLYNK_AUTH_TOKEN "0rLQJHb_zShP5G0GT7jefsq2PvkJ4TqE"


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


//INCLUDE
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include "DHTesp.h"
#include <ESP32Servo.h>

//PIN UNTUK LED
int LEDRED = 15;
int LEDGREEN = 2;                

//PIN UNTUK MOTION DETECTION    
int pinMot = 13;        
int pirState = LOW;  // ASUMSIKAN NO MOTION DETECTED         
int val = 0;    // variable for reading the pin status
  
//PIN UNTUK BUZZER
int speakerPin = 12;

//PIN UNTUK DHT
const int DHT_PIN = 14;
DHTesp dhtSensor;

//PIN UNTUK ULTRASONIK
#define ECHO_PIN 18
#define TRIG_PIN 5

//UNTUK SERVO
Servo myservo;


BlynkTimer timer;

//SEND DHT
void sendSensor()
{
  

 //PEMBERIAN PAKAN OTOMATIS
  //HARUSNYA MENGGUNAKAN RTC, NAMUN UNTUK TUJUAN LATIHAN BISA MENGGUNAKAN DELAY SAJA

  //BACA MOTION DETECTION
  val = digitalRead(pinMot);
  if (val == HIGH) {            
    digitalWrite(LEDGREEN, HIGH); //PAS KEDETECT LAMPU HIJAU MENYALA
    digitalWrite(speakerPin, HIGH);  // PAS KEDETECT BUZZER NYALA
    delay(5000);
    if (pirState == LOW) {
      Serial.println("Gerakan Terdeteksi!");// We only want to print on the output change, not state
      pirState = HIGH; 
    }
  } else {
    digitalWrite(LEDGREEN, LOW); 
    if (pirState == HIGH) {
      Serial.println("Tidak Ada Gerakan!");
      pirState = LOW;
    }
  }

  //ATASI MASALAH POMPA LUPA DIMATIKAN
  //KETIKA JARAK SENSOR KE AIR KURANG DARI 30CM MAKA ADA INDIKATOR MERAH DAN NOTIFIKASI

  //LOOP UNTUK ULTRASONIK
  digitalWrite(TRIG_PIN, LOW);
  delayMicroseconds(2);
  digitalWrite(TRIG_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIG_PIN, LOW);
  int duration = pulseIn(ECHO_PIN, HIGH);
  float distance = duration * 0.034 / 2;

  Serial.print("Jarak: ");
  Serial.println(distance);

  delay(100);

  if(distance <30){
    digitalWrite(LEDRED, HIGH);
    delay(5000);
    Serial.println("Pompa penuh");
    Serial.println("-----");
  } else{
    digitalWrite(LEDRED, LOW);
    delay(5000);
    Serial.println("Pompa aman");
    Serial.println("-----");
  }

  //ATASI MASALAH HAMA

  //MEMBACA DHT

  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Serial.println("---");

  if(data.temperature >35){
  myservo.write(180);//LOOP UNTUK SERVO
  delay(5000);
  Serial.println("Scarecrow aktif");
  Serial.println("-----");
  Blynk.virtualWrite(V4, "ACTIVE" )
  } else{
    myservo.write(0);
    Serial.println("Scarecrow tidak aktif");
    Serial.println("-----");
    Blynk.virtualWrite(V4, "NOT ACTIVE" )
  }

 //KIRIM KE BLYNK
 Blynk.virtualWrite(V0, data.temperature); 
 Blynk.virtualWrite(V1, data.humidity);//mengirimkan data ke Virtual pin di Blynk Cloud
  Blynk.virtualWrite(V3,val); //baca motion sensor
  

}



void setup() {
  Serial.begin(115200);

  //SETUP UNTUK ULTRASONIK
  pinMode(LED_BUILTIN, OUTPUT);
  pinMode(TRIG_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);

  //SETUP UNTUK LED
  pinMode(LEDGREEN, OUTPUT);      
  pinMode(LEDRED, OUTPUT);

  //SETUP UNTUK MOTION DETECTION
  pinMode(pinMot, INPUT);     

  //SETUP UNTUK SERVO
  myservo.attach(4);  
  
 //SETUP UNTUK DHT
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);

  //SETUP UNTUK BUZZER
  pinMode(speakerPin, OUTPUT);

  //SETUP UNTUK BLYNK
  Blynk.begin(auth, ssid, pass);
  timer.setInterval(1L, sendSensor);
}

//FLOAT UNTUK ULTRASONIK
float readDistanceCM() {
  digitalWrite(TRIG_PIN, LOW);
  delayMicroseconds(2);
  digitalWrite(TRIG_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIG_PIN, LOW);
  int duration = pulseIn(ECHO_PIN, HIGH);
  return duration * 0.034 / 2;
}


void loop() {

  //LOOP UNTUK BLYNK
  sendSensor();
  Blynk.run();
  timer.run();
}