#include <DHT.h>

#define BLYNK_PRINT Serial
#define BLYNK_TEMPLATE_ID "TMPL6vjJzyLUe"
#define BLYNK_TEMPLATE_NAME "Project UTS IoT"
#define BLYNK_AUTH_TOKEN "m4ZBGBASfHYmQQzLGRMwigt2zB7kEXLz"

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

#define LED_PIN1 14  
#define PIR_PIN 25

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

unsigned long motionStart = 0;
bool motionActive = false;
int motionCount = 0;

unsigned long blynkStartTime = 0;
bool blynkLampActive = false;  // Kontrol manual dari Blynk

void setup() {
  Serial.begin(115200);
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
  pinMode(PIR_PIN, INPUT);
  pinMode(LED_PIN1, OUTPUT);
}

// Fungsi untuk menerima perintah dari tombol di Blynk
BLYNK_WRITE(V3) {
  int lampStatus = param.asInt();  // Baca status dari tombol Blynk (1 = ON, 0 = OFF)
  if (lampStatus == 1) {
    digitalWrite(LED_PIN1, HIGH);    // Nyalakan lampu
    blynkStartTime = millis();       // Catat waktu mulai
    blynkLampActive = true;          // Tandai bahwa tombol Blynk mengaktifkan lampu
    Serial.println("Lampu diaktifkan dari Blynk");
  } else {
    digitalWrite(LED_PIN1, LOW);     // Matikan lampu
    blynkLampActive = false;
    Serial.println("Lampu dimatikan dari Blynk");
  }
}

void loop() {
  Blynk.run();

  int pirValue = digitalRead(PIR_PIN);
  Blynk.virtualWrite(V0, motionCount);

  // Logika LED untuk deteksi gerakan hanya jika tidak dalam kontrol manual
  if (!blynkLampActive && pirValue == HIGH && !motionActive) {
    digitalWrite(LED_PIN1, HIGH);  // Nyalakan lampu
    Blynk.virtualWrite(V3, 1);     // Update tombol di Blynk ke ON
    motionStart = millis();        // Catat waktu mulai
    motionActive = true;
    motionCount++;
    Blynk.virtualWrite(V0, motionCount);
    Serial.println("Motion detected - LED 1 is on");
  }

  // Jika durasi nyala 5 detik telah selesai
  if (!blynkLampActive && motionActive && (millis() - motionStart >= 5000)) {
    digitalWrite(LED_PIN1, LOW);   // Matikan lampu
    Blynk.virtualWrite(V3, 0);     // Update tombol di Blynk ke OFF
    motionActive = false;
    Serial.println("No motion - LED 1 is off");
  }

  delay(100);  // Delay kecil untuk debounce
}