#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPLYfWA_3jS"// dari Blynk
#define BLYNK_DEVICE_NAME "DHT22" //dari Blynk
#define BLYNK_AUTH_TOKEN "EykWffRtaPOwxO7SOUqPpRglT2PikaZC"// dari Blynk saat add new device
//#define BLYNK_TEMPLATE_ID "TMPL5EYssrpf"
#define LED1 25
#define LED2 33
#define LDR 34

const float GAMMA = 0.7;
const float RL10 = 50;

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

const int DHT_PIN = 15;
DHTesp dhtSensor;

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

BlynkTimer timer;



void sendSensor()
{
 //Reading temperatur and humidity
 TempAndHumidity  data = dhtSensor.getTempAndHumidity();
 Serial.println("Temp: " + String(data.temperature, 2) + "°C");
 Serial.println("Humidity: " + String(data.humidity, 1) + "%");
 Serial.println("---");
 Blynk.virtualWrite(V0, data.temperature); 
 Blynk.virtualWrite(V2, data.humidity);//mengirimkan data ke Virtual pin di Blynk Cloud

//Reading LDR
int analogValue = analogRead(LDR);
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);
Blynk.virtualWrite(V1, lux);

//kondisi
if (lux >= 50){
    digitalWrite(LED2, LOW);
    Blynk.virtualWrite(V3, 0);

  } else {
    digitalWrite(LED2, HIGH);
    Blynk.virtualWrite(V3, 1);
  }
  delay(100);
}

BLYNK_WRITE(V4) {
  int pinVal = param.asInt();
  digitalWrite(LED1, pinVal);
}

void setup()
{
  Serial.begin(9600);
  Blynk.begin(auth, ssid, pass);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  timer.setInterval(1000L, sendSensor);
}

void loop()
{
  Blynk.run();
  timer.run();
}