//Ganti Sesuai Template Pada Blynk
#define BLYNK_TEMPLATE_ID "TMPL6KrqRh1TH"
#define BLYNK_TEMPLATE_NAME "RadzDHT"
#define BLYNK_AUTH_TOKEN "Ng-rgcAUA8DTxkTLcGwOnlUodq9qSGzs"

#include <WiFi.h> //dari library wifi , kl mau pake wifi harus pake ini
#include <WiFiClient.h> //kek diatas
#include <BlynkSimpleEsp32.h> //library blynk
#include <DHT.h>

char auth[] = BLYNK_AUTH_TOKEN; //supaya manggil template token di atas
char ssid[] = "Wokwi-GUEST"; //ini wifinya wokwi buat simulasi
char pass[] = ""; //ga ada pass , kl diganti kenyataan ya diganti sesuai pass asli

// Mendefinisikan DHT22
#define DHTPIN 23
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

#define LED 22

int SW_state = 0; //kondisi lampu mati

BLYNK_WRITE (V0)//Fungsi Callback BLYNK_WRITE:
{
  SW_state = param.asInt(); //kondisi saklar sw state, param asint itu dari blynk
  if(SW_state == 1){
    digitalWrite(LED, HIGH);
    Serial.println("Lampu telah dihidupkan");
    Blynk.virtualWrite(V0, HIGH);
  }else{
    digitalWrite(LED, LOW);
    Serial.println("Lampu telah dimatikan");
    Blynk.virtualWrite(V0, LOW);
  }
}

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

void loop() {
  // Memproses event Blynk
  Blynk.run();
  
  // Membaca sensor DHT22 dan mengirim data ke Blynk setiap kali loop berjalan
  float h = dht.readHumidity();
  float t = dht.readTemperature();

  if (isnan(t) || isnan(h)) {
    Serial.println("Gagal membaca sensor");
  } else {
    Blynk.virtualWrite(V1, t);
    Blynk.virtualWrite(V2, h);
    Serial.println("Data sensor dikirim"); Serial.println(t); Serial.println(h);
  }

  // Menunggu sebelum membaca sensor lagi
  delay(2000);
}