#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPL2JNF2asf"
#define BLYNK_AUTH_TOKEN "95YQ2MNdbtqmBu6zhEG7SKOIst_LOfpR"
#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"
#include <ESP32Servo.h>

const int DHT_PIN = 15;
DHTesp dhtSensor;
Servo myServo;

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

BlynkTimer timer;

void sendSensor(){
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  Serial.println("Temp: " + String(data.temperature, 2) + "°C");
  Serial.println("Humidity: " + String(data.humidity, 1) + "%");
  Blynk.virtualWrite(V1, data.temperature); 
  Blynk.virtualWrite(V0, data.humidity); //mengirimkan data ke Virtual pin di Blynk Cloud
  int analogValue = analogRead(LDR);
  float voltage = analogValue * 5/4095.0; //jika di arduino rumus konversinya analaogValue / 1023.*5
  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(V2, lux);
  if(lux>=50){
    digitalWrite(LED2, LOW);
    Blynk.virtualWrite(V4, 0);
  }
  else {
    digitalWrite(LED2, HIGH);
    Blynk.virtualWrite(V4, 1);
  }
}

BLYNK_WRITE(V3){
  int pinVal = param.asInt();
  digitalWrite(LED1, pinVal);
}

BLYNK_WRITE(V5){
  int btnServo = param.asInt();
  if(btnServo==1){
    myServo.write(180);
  } 
  else{
    myServo.write(0);
  }
}

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);
  myServo.attach(2);
}

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