#define BLYNK_PRINT Serial//tambahan
#define BLYNK_TEMPLATE_ID "TMPL6IJ2_rR6c"//tambahan
#define BLYNK_TEMPLATE_NAME "TA01"//tambahan
#define BLYNK_AUTH_TOKEN "qSxJiUytrmHPXzARpFd3kXNaiT6ybkfM"//tambahan

#include <WiFi.h>//tambahan
#include <WiFiClient.h>//tambahan
#include <BlynkSimpleEsp32.h>//tambahan
#include <DHTesp.h>//tambahan


// MENDAFTARKAN LIBRARY SESOR SUHU DTH 
#include <DHT.h>
#include <Adafruit_SSD1306.h>
#include <Adafruit_GFX.h>
#include <Fonts/FreeSerif9pt7b.h>

#define DHTPIN 4
DHTesp dhtSensor;//tambahan
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define DHTTYPE DHT22
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
DHT dht(DHTPIN, DHTTYPE);


const int relay1=5;
const float GAMMA = 0.7;//tambahan
const float RL10 = 50;//tambahan
//const int DHT_PIN = 15;//tambahan
//DHTesp dhtSensor;//tambahan
char auth[] = BLYNK_AUTH_TOKEN;//tambahan
char ssid[] = "Wokwi-GUEST";//tambahan
char pass[] = "";//tambahan

BlynkTimer timer;



void sendSensor()//tambahan
{
  int analogValue = analogRead(35);//tambahan
  float voltage = analogValue * 5/4095.0;//tambahan
  float resistance = 2000 * voltage / (1-voltage/5);//tambahan
  float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1/GAMMA));//tambahan
  Serial.print ("Lux: ");//tambahan
  Serial.println(lux);//tambahan
  Blynk.virtualWrite(V13, lux);//tambahan

  //koding sensor temperatur dan kelembapan
  TempAndHumidity data = dhtSensor.getTempAndHumidity();//tambahan
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");//tambahan
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");//tambahan
  Serial.println("---");//tambahan
  Blynk.virtualWrite(V0, data.temperature);//tambahan
  Blynk.virtualWrite(V4, data.humidity);  //tambahan
} 


void setup() {
  // put your setup code here, to run once:
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);//tambahan
    Blynk.begin(auth,ssid,pass);//tambahan
  timer.setInterval(1L, sendSensor);//tambahan
  
Serial.begin(115200);
dht.begin();
display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
display.clearDisplay();
Serial.println("Kontrol relay dengan sensor suhu");
pinMode(relay1, OUTPUT);
}

void loop() {

 // put your main code here, to run repeatedly:

Blynk.run();//tambahan
timer.run();//tambahan

display.setFont(&FreeSerif9pt7b);
display.clearDisplay();
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0, 40);
  float suhu = dht.readTemperature();


  if (suhu > 25){
    digitalWrite(relay1, HIGH);
    delay(1000);
    
    Serial.println("Suhu Ruangan Panas:  ");
    Serial.print(suhu);
    Serial.println(" C");
    display.println(suhu);
    display.display();

  
  }else {
    digitalWrite(relay1, LOW);
      delay(1000);
    Serial.println("Suhu Ruangan  : Dingin ");
    Serial.print(suhu);
    Serial.println(" C");
    display.println(suhu);
    display.display();
 
}
}