#define BLYNK_TEMPLATE_ID "TMPL6s1ROqGsw"
#define BLYNK_TEMPLATE_NAME "temperature humid"
#define BLYNK_AUTH_TOKEN "3BErA9mRPOjqPYCCPC_1wF09KlEUWk0W"

#include <DHT.h>
#include <BlynkSimpleEsp32.h>

#define BLYNK_PRINT Serial

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

#define DHTPIN 15
#define DHTTYPE DHT22
#define LED 17
DHT dht(DHTPIN,DHTTYPE);


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(LED, OUTPUT);
  dht.begin();
  Blynk.begin(auth,ssid,pass);
}

void loop() {
  // put your main code here, to run repeatedly:
  Blynk.run();
  int humid = dht.readHumidity();
  int temp = dht.readTemperature();
  if(isnan(humid) || isnan(temp)){
    Serial.println("Failed to read from DHT sensor.");
  }
  Serial.println("Humidity : "+ String(humid));
  Serial.println("Temperature : "+ String(temp));
  Blynk.virtualWrite(V0, temp);
  Blynk.virtualWrite(V1, humid);
  // bool btn = Blynk.virtualRead(V2);
  // if(btn){
  //   digitalWrite(LED,HIGH);
  // }else{
  //   digitalWrite(LED,LOW);
  // }

  delay(10); // this speeds up the simulation
}

BLYNK_WRITE(V2){
  bool pinVAL = param.asInt();
  if(pinVAL){
    digitalWrite(LED,HIGH);
  }else{
    digitalWrite(LED,LOW);
  }
}