#define BLYNK_TEMPLATE_ID "TMPL691aUHnqT"
#define BLYNK_TEMPLATE_NAME "Tugas 4 "
#define BLYNK_AUTH_TOKEN "f_Klj5CppPnSa6cVcjbuFYbIQ_WnFJ-p"

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

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

#define DHTPIN 26          
#define DHTTYPE DHT22     
#define BUZZER_PIN 14      
DHT dht(DHTPIN, DHTTYPE);

BlynkTimer timer;

void sendSensorData() {
  float h = dht.readHumidity();
  float t = dht.readTemperature();

  if (isnan(h) || isnan(t)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }

  Blynk.virtualWrite(V1, t);
  Blynk.virtualWrite(V2, h); 

  if (t > 45) {
    digitalWrite(BUZZER_PIN, HIGH); 
  } else {
    digitalWrite(BUZZER_PIN, LOW);  
  }
}

void setup() {
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);

  dht.begin();
  pinMode(BUZZER_PIN, OUTPUT);

  timer.setInterval(2000L, sendSensorData); 
}

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