#define BLYNK_TEMPLATE_ID "TMPL6MQ2rKUz-"
#define BLYNK_TEMPLATE_NAME "Pemantauan Suhu dan Kelembaban""
#define BLYNK_AUTH_TOKEN "3Kn1mMBNkFKu9L8OkgUK3ze_DXgoI29I"

#define VIRTUAL_PIN_LED1 V2 // Virtual pin untuk indikator LED1 di Blynk
#define VIRTUAL_PIN_LED2 V3 // Virtual pin untuk indikator LED2 di Blynk

#define BLYNK_PRINT Serial

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

#define DHTPIN 25       // Pin untuk DHT22
#define LED_PIN1 21       // Pin untuk LED1
#define LED_PIN2 19       // Pin untuk LED2
#define BUZZER_PIN 27    // Pin untuk Buzzer
#define DHTTYPE DHT22   // Tipe sensor DHT

// Inisialisasi sensor dan variabel
DHT dht(DHTPIN, DHTTYPE);
float temperature;
float humidity;

char auth[] = BLYNK_AUTH_TOKEN;   // Masukkan Auth Token dari Blynk
char ssid[] = "Wokwi-GUEST";          // Nama WiFi Anda
char pass[] = "";      // Password WiFi Anda

void setup() {
  Serial.begin(9600);
Blynk.begin(auth, ssid, pass);
dht.begin();
        
  pinMode(LED_PIN1, OUTPUT);
  pinMode(LED_PIN2, OUTPUT);
  pinMode(BUZZER_PIN, OUTPUT);

  // Hubungkan ke WiFi dan Blynk
  WiFi.begin(ssid, pass);
  Blynk.begin(auth, ssid, pass);
  }
void loop() {
Blynk.run();
                
// Membaca suhu dan kelembaban
  temperature = dht.readTemperature();
  humidity = dht.readHumidity();

  // Logika untuk LED dan buzzer
  if (temperature >= 50 && humidity < 40) {
    digitalWrite(LED_PIN1, HIGH);         // LED1 menyala
    digitalWrite(LED_PIN2, LOW);          // LED2 mati
    digitalWrite(BUZZER_PIN, HIGH);       // Buzzer menyala (opsional)
    Blynk.virtualWrite(VIRTUAL_PIN_LED1, 255); // Menyalakan LED1 virtual di Blynk
    Blynk.virtualWrite(VIRTUAL_PIN_LED2, 0);   // Mematikan LED2 virtual di Blynk
  } 
  else if (temperature < 50 && humidity >= 40) {
    digitalWrite(LED_PIN1, LOW);          // LED1 mati
    digitalWrite(LED_PIN2, HIGH);         // LED2 menyala
    digitalWrite(BUZZER_PIN, HIGH);       // Buzzer menyala (opsional)
    Blynk.virtualWrite(VIRTUAL_PIN_LED1, 0);   // Mematikan LED1 virtual di Blynk
    Blynk.virtualWrite(VIRTUAL_PIN_LED2, 255); // Menyalakan LED2 virtual di Blynk
  } 
  else {
    digitalWrite(LED_PIN1, LOW);          // Matikan LED1
    digitalWrite(LED_PIN2, LOW);          // Matikan LED2
    digitalWrite(BUZZER_PIN, LOW);        // Matikan Buzzer
    Blynk.virtualWrite(VIRTUAL_PIN_LED1, 0);   // Mematikan LED1 virtual di Blynk
    Blynk.virtualWrite(VIRTUAL_PIN_LED2, 0);   // Mematikan LED2 virtual di Blynk
  }
  // Kirim data ke Blynk
  Blynk.virtualWrite(V0, temperature);
  Blynk.virtualWrite(V1, humidity);
  delay(2000);  // jeda pembacaan
}