#define BLYNK_TEMPLATE_ID "TMPL6q8k08Nb5"
#define BLYNK_TEMPLATE_NAME "sending data"
#define BLYNK_AUTH_TOKEN "HfYLJFDjDYwPgtK-a5ig2XCJxLzVaFwX"

#include <BlynkSimpleEsp32.h>

#define LED_PIN 15
#define PIR_PIN 19
#define BUZZER_PIN 23

bool isActivated = false;
char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";
BlynkTimer timer;

void setup() {
  pinMode(LED_PIN, OUTPUT);
  pinMode(PIR_PIN, INPUT);
  pinMode(BUZZER_PIN, OUTPUT);
  
  Blynk.begin(auth, ssid, pass); // replace with your WiFi SSID and password
  timer.setInterval(1000L, checkSensors);
}

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

void checkSensors() {
  if (isActivated && digitalRead(PIR_PIN) == HIGH) {
    digitalWrite(BUZZER_PIN, HIGH);
    tone(BUZZER_PIN, 500);
    delay(1000);
    noTone(BUZZER_PIN);
    Blynk.virtualWrite(V0, 255); // Turn on virtual LED in Blynk app
  } else {
    digitalWrite(BUZZER_PIN, LOW);
    Blynk.virtualWrite(V0, 0); // Turn off virtual LED in Blynk app
  }
}

BLYNK_WRITE(V1) { // assuming V1 is the virtual pin assigned to the button in the Blynk app
  int pinValue = param.asInt();
  if (pinValue == 1) {
    isActivated = !isActivated;
    digitalWrite(LED_PIN, isActivated ? HIGH : LOW);
    digitalWrite(LED_PIN, isActivated ? HIGH : LOW);
    Blynk.virtualWrite(V0, isActivated ? 255 : 0); // Update virtual LED in Blynk app
    Blynk.virtualWrite(V2, isActivated ? 255 : 0);
  }
}

BLYNK_WRITE(V2) { // assuming V2 is the virtual pin assigned to the button in the Blynk app
  int pinValue = param.asInt();
  if (pinValue == 1) {
    digitalWrite(BUZZER_PIN, LOW);
  }
}