#define BLYNK_TEMPLATE_ID "TMPL6KKQc0xIj"
#define BLYNK_TEMPLATE_NAME "Monitoring suhu dan kontrol ruangan"
#define BLYNK_AUTH_TOKEN "J0jxEHc6DIIZ6_598rfvTRWCsjY7iVqi"

#define BLYNK_PRINT Serial

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

#include <DHT.h>

char auth[] = "J0jxEHc6DIIZ6_598rfvTRWCsjY7iVqi";
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

int value0, value1, value2;

byte lampu = 18;
byte pendingin = 19;
byte pemanas = 21;

#define DHTPIN 5           
#define DHTTYPE DHT22      
DHT dht(DHTPIN, DHTTYPE);
BlynkTimer timer;

BLYNK_WRITE(V2) {
  value0 = param.asInt();
  digitalWrite(lampu, value0);
  Blynk.virtualWrite(V2, value0);
  sendSensor();
}

BLYNK_WRITE(V3) {
  value1 = param.asInt();
  digitalWrite(pendingin, value1);
  Blynk.virtualWrite(V3, value1);
  sendSensor();
}

BLYNK_WRITE(V4) {
  value2 = param.asInt();
  digitalWrite(pemanas, value2);
  Blynk.virtualWrite(V4, value2);
  sendSensor();
}

void setup(){
  Serial.begin(115200);
  pinMode(lampu, OUTPUT);
  pinMode(pendingin, OUTPUT);
  pinMode(pemanas, OUTPUT);
  Blynk.begin(auth, ssid, pass);    
  dht.begin();
  timer.setInterval(2500L, sendSensor);
}

void loop(){
  Blynk.run();
  timer.run();
}
void sendSensor(){
  float h = dht.readHumidity();
  float t = dht.readTemperature(); 
  if (isnan(h) || isnan(t)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }
  Blynk.virtualWrite(V0, t);
  Blynk.virtualWrite(V1, h);  
  Serial.print("Temperature : ");
  Serial.print(t);
  Serial.print("    Humidity : ");
  Serial.println(h);

  if(value0 == 1){
    Blynk.virtualWrite(V2, 1);
  } else {
    Blynk.virtualWrite(V2, 0);
  }

  if(value1 == 1){
    Blynk.virtualWrite(V3, 1);
  } else {
    Blynk.virtualWrite(V3, 0);
  }

  if(value2 == 1){
    Blynk.virtualWrite(V4, 1);
  } else {
    Blynk.virtualWrite(V4, 0);
  }  
}