#define BLYNK_TEMPLATE_ID "TMPL6P1tws6zF"
#define BLYNK_TEMPLATE_NAME "ESP8266 WIFI 2"
#define BLYNK_AUTH_TOKEN "k1qSb3Tje4q1ah8UzYgbYL8vl-m9GVf1"

#if defined(ESP8266)
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h> 
#elif defined(ESP32)
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#endif

#include <DHT.h>

char auth[] = BLYNK_AUTH_TOKEN; 

// Your WiFi credentials. 
// Set password to "" for open networks. 
char ssid[] = "Wokwi-GUEST"; 
char pass[] = ""; 

#define BUZZERPIN 4
#define DHTPIN 2
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE);
BlynkTimer timer;

BLYNK_CONNECTED() { 
  Blynk.setProperty(V3, "offImageUrl", "https://static-image.nyc3.cdn.digitaloceanspaces.com/general/fte/congratulations.png"); 
  Blynk.setProperty(V3, "onImageUrl", "https://static-image.nyc3.cdn.digitaloceanspaces.com/general/fte/congratulations_pressed.png"); 
  Blynk.setProperty(V3, "url", "https://docs.blynk.io/en/getting-started/what-do-i-need-to-blynk/how-quickstart-device-was-made"); 
} 

void sendSensor() { 
  float h = dht.readHumidity(); 
  float t = dht.readTemperature(); 
  if (isnan(h) || isnan(t)) { 
    Serial.println("Failed to read from DHT sensor!"); 
    return; 
  }
  if (t > 40) {
    tone(BUZZERPIN, 2000);
  } else {
    noTone(BUZZERPIN);
  }
  Serial.print("Temperature: "); 
  Serial.print(t); 
  Serial.print(" °C, Humidity: "); 
  Serial.print(h); 
  Serial.println(" %"); 
  Blynk.virtualWrite(V0, t); // Kirim suhu ke Virtual Pin V0 
  Blynk.virtualWrite(V1, h); // Kirim kelembaban ke Virtual Pin V1 
}

void setup() { 
  // Debug console 
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);
  dht.begin();
  pinMode(BUZZERPIN, OUTPUT);
  timer.setInterval(2000L, sendSensor);
} 

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