#define BLYNK_TEMPLATE_ID "TMPL6gR_WLPWR"
#define BLYNK_TEMPLATE_NAME "ujian"
#define BLYNK_AUTH_TOKEN "Z-ZnH0k-xv5XgxYntn5tbZ2Sd31S24Nc"
#define BLYNK_PRINT Serial

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

char auth[] = "Z-ZnH0k-xv5XgxYntn5tbZ2Sd31S24Nc";
char ssid[] = "Wokwi-GUEST";
char pass[] = "";


#define DHTPIN 15 // Pin dimana sensor DHT11 terhubung
#define DHTTYPE DHT11

DHT dht(DHTPIN, DHTTYPE);

#define LDR_PIN 34 // Pin ADC untuk sensor cahaya
#define SOUND_PIN 35 // Pin ADC untuk sensor suara

#define RELAY_LAMP_PIN 25 // Pin untuk relay lampu
#define RELAY_FAN_PIN 26 // Pin untuk relay kipas
#define BUZZER_PIN 27 // Pin untuk buzzer

BlynkTimer timer;

void setup()
{
  Serial.begin(9600);
  Blynk.begin(auth, ssid, pass);
  
  dht.begin();
  
  pinMode(LDR_PIN, INPUT);
  pinMode(SOUND_PIN, INPUT);
  
  pinMode(RELAY_LAMP_PIN, OUTPUT);
  pinMode(RELAY_FAN_PIN, OUTPUT);
  pinMode(BUZZER_PIN, OUTPUT);
  
  digitalWrite(RELAY_LAMP_PIN, LOW);
  digitalWrite(RELAY_FAN_PIN, LOW);
  digitalWrite(BUZZER_PIN, LOW);
  
  timer.setInterval(2000L, sendSensorData); // Kirim data sensor setiap 2 detik
}

void sendSensorData()
{
  float t = dht.readTemperature();
  int lightLevel = analogRead(LDR_PIN);
  int soundLevel = analogRead(SOUND_PIN);
  
  if (isnan(t)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }

  Blynk.virtualWrite(V1, t); // Kirim suhu ke Virtual Pin V1
  Blynk.virtualWrite(V2, lightLevel); // Kirim tingkat cahaya ke Virtual Pin V2
  Blynk.virtualWrite(V3, soundLevel); // Kirim tingkat suara ke Virtual Pin V3
  
  Serial.print("Temperature: ");
  Serial.print(t);
  Serial.print(" *C, Light Level: ");
  Serial.print(lightLevel);
  Serial.print(", Sound Level: ");
  Serial.println(soundLevel);
}

BLYNK_WRITE(V4)
{
  int lampState = param.asInt();
  digitalWrite(RELAY_LAMP_PIN, lampState);
  if (lampState == 0) {
    Serial.println("Lampu mati");
  } else {
    Serial.println("Lampu nyala");
  }
}

BLYNK_WRITE(V5)
{
  int fanState = param.asInt();
  digitalWrite(RELAY_FAN_PIN, fanState);
  if (fanState == 0) {
    Serial.println("Kipas mati");
  } else {
    Serial.println("Kipas nyala");
  }
}

BLYNK_WRITE(V6)
{
  int alarmState = param.asInt();
  digitalWrite(BUZZER_PIN, alarmState);
  if (alarmState == 0) {
    Serial.println("Alarm mati");
  } else {
    Serial.println("Alarm nyala");
  }
}

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