#define BLYNK_TEMPLATE_ID "TMPL6dp5eRx3R"
#define BLYNK_TEMPLATE_NAME "KONTROL LAMPU"
#define BLYNK_AUTH_TOKEN "B_Cvrc1kpU8w8I1R8Yb9lHRITcfLZYLI"

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

char auth[] = "B_Cvrc1kpU8w8I1R8Yb9lHRITcfLZYLI";
char ssid[] = "Wokwi-GUEST";
char pass[] = ""; 

BlynkTimer timer;

#define LED 18
#define LED2 19
#define PIR_PIN 2  // OUT dari sensor PIR disambung ke GPIO2

int SW_state1 = 0; // kondisi lampu LED1
int SW_state2 = 0; // kondisi lampu LED2
int pirState = LOW;
int val = 0;

// Tombol Blynk untuk LED pertama
BLYNK_WRITE(V0)
{
  SW_state1 = param.asInt();
  if (SW_state1 == 1) {
    digitalWrite(LED, HIGH);
    Serial.println("LED1 HIDUP (Blynk)");
    Blynk.virtualWrite(V0, HIGH);
  } else {
    digitalWrite(LED, LOW);
    Serial.println("LED1 MATI (Blynk)");
    Blynk.virtualWrite(V0, LOW);
  }
}

// Tombol Blynk untuk LED kedua
BLYNK_WRITE(V1)
{
  SW_state2 = param.asInt();
  if (SW_state2 == 1) {
    digitalWrite(LED2, HIGH);
    Serial.println("LED2 HIDUP (Blynk)");
    Blynk.virtualWrite(V1, HIGH);
  } else {
    digitalWrite(LED2, LOW);
    Serial.println("LED2 MATI (Blynk)");
    Blynk.virtualWrite(V1, LOW);
  }
}

// Fungsi untuk membaca sensor PIR
void checkPIR() {
  val = digitalRead(PIR_PIN);
  if (val == HIGH) { // ada gerakan
    if (pirState == LOW) {
      Serial.println("Gerakan terdeteksi!");
      digitalWrite(LED, HIGH);
      digitalWrite(LED2, HIGH);
      Blynk.virtualWrite(V0, HIGH);
      Blynk.virtualWrite(V1, HIGH);
      pirState = HIGH;
    }
  } else { // tidak ada gerakan
    if (pirState == HIGH) {
      Serial.println("Tidak ada gerakan.");
      // Hanya matikan jika keduanya OFF di Blynk
      if (SW_state1 == 0) {
        digitalWrite(LED, LOW);
        Blynk.virtualWrite(V0, LOW);
      }
      if (SW_state2 == 0) {
        digitalWrite(LED2, LOW);
        Blynk.virtualWrite(V1, LOW);
      }
      pirState = LOW;
    }
  }
}

void setup() {
  Serial.begin(115200);
  pinMode(LED, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(PIR_PIN, INPUT);

  Blynk.begin(auth, ssid, pass);

  timer.setInterval(1000L, checkPIR); // cek PIR setiap 1 detik
}

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