#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPLJUIQuy2J" //Template ID diambil dari Blynk
#define BLYNK_DEVICE_NAME "DHT22 New"    // Tidak harus
#define BLYNK_AUTH_TOKEN "qsWTBGj88FMHrxOH1gbb7b_4G3Waw5g6" //Kode otoritas dari Blynk

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

const int DHT_PIN = 15;
DHTesp dhtSensor;  

const float GAMMA = 0.7;//Perhitungan sensor cahaya
const float RL10 = 50;  //Perhitungan sensor cahaya

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

BlynkTimer timer;
#define RelayLED 13
#define LEDPencahayaan 26 // LED Kuning sbg Alat pencahayaan
#define LEDPenyejuk 18 // LED Hijau sbg Alat penyejuk kandang
#define LEDPenghangat 19 // LEDBiru sbg Alat penghangat kandang

int SW_State = 0;

void sendSensor()
{
  int analogValue = analogRead(34);
  float voltage = analogValue * 5/4095.0;
  float resistance = 2000 * voltage / (1 - voltage / 5);
  float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));
  //Serial.print("Lux: ");
  //Serial.println(lux);
  if (lux >= 21)
  {
    digitalWrite(26, LOW);
    delay(1000);
    Blynk.virtualWrite(9, "Pencahayaan mati");
  } else
   {
    digitalWrite(26, HIGH);
    delay(1000);
    Blynk.virtualWrite(9, "Pencahayaan hidup");
   }
  Blynk.virtualWrite(V3, lux);

// SENSOR DHTT22: -------------------------------------------------
  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Serial.println("------------------------");
  
  if (data.temperature >=34 || data.humidity >=61)
  {
   digitalWrite(LEDPenyejuk, HIGH);  //Alat penyejuk hidup
   delay(1000);
   digitalWrite(LEDPenghangat, LOW);  //Alat Penghangat Mati
   delay(1000);
   Blynk.virtualWrite(V0, data.temperature);
   Blynk.virtualWrite(V1, data.humidity);
   Blynk.virtualWrite(V5, "Penghangat Mati");
   Blynk.virtualWrite(V6, "Penyejuk hidup");
  }
  else if(data.temperature <=25 || data.humidity <=54);
   {
     digitalWrite(LEDPenyejuk, LOW);  //Mesin pengabut mati
     delay(1000);
     digitalWrite(LEDPenghangat, HIGH);  //Alat Penghangat Hidup
     delay(1000);
     Blynk.virtualWrite(V5, "Penghangat hidup");
    }

}
  BLYNK_WRITE(V2)  //Fungsi perintah dari Library Blynk
{
  SW_State = param.asInt();
  if (SW_State == 1)
  {
    digitalWrite(RelayLED, HIGH);
    Serial.println("POMPA HIDUP");
  }
  if (SW_State == 0)
  {
    digitalWrite(RelayLED, LOW);
    Serial.println("POMPA MATI");
  }
}
void setup()
{
  pinMode(RelayLED, OUTPUT);
  pinMode(26, OUTPUT);
  pinMode(18, OUTPUT);
  pinMode(19, OUTPUT);
  Serial.begin(9600);
  Blynk.begin(auth, ssid, pass);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  timer.setInterval(1000L, sendSensor);
}
void loop()
{
  sendSensor();
  Blynk.run();
  timer.run();
}