#define BLYNK_TEMPLATE_ID "TMPL6pN3mhQZu" 
#define BLYNK_TEMPLATE_NAME "Smart City" 
#define BLYNK_AUTH_TOKEN "MLvtw0GKWURDWuZwW64SoJL_e-RsJQrw" 

#define BLYNK_PRINT Serial 

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

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

BlynkTimer timer; 

#include <DHTesp.h> 
const int DHT_PIN = 12; 
DHTesp dhtSensor; 
float suhu, kelembaban; 

#define echoPin 0
#define trigPin 2

void setup()
{
  Serial.begin(115200); 

  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);

  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass); 

  dhtSensor.setup(DHT_PIN, DHTesp::DHT22); 
  timer.setInterval(1000L, myTimerEvent); 

}

void myTimerEvent()
{
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);
  int duration = pulseIn(echoPin, HIGH);
  int distance = duration * 0.034 / 2;

  TempAndHumidity data = dhtSensor.getTempAndHumidity(); 
  suhu = data.temperature; 
  kelembaban = data.humidity; 
  Serial.println("Suhu: " + String(suhu, 1) + "C");
  Serial.println("Kelembaban: " + String(kelembaban, 1) + "%");

    if (suhu > 35) 
  {
    Serial.println("Suhu Naik");
    Blynk.logEvent("high_temp"); 
  }

  delay(1000);
  Blynk.virtualWrite(V0, suhu); 
  Blynk.virtualWrite(V1, kelembaban); 
  Blynk.virtualWrite(V2, distance); 
}

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