#define BLYNK_TEMPLATE_ID "TMPL3qBa0YpH8"
#define BLYNK_TEMPLATE_NAME "exp7"
#define BLYNK_AUTH_TOKEN "K4j1L7XeOekk-k13C5zsjTEHnywkAznM"
#define BLYNK_PRINT Serial
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

char ssid[] = "Wokwi-GUEST";
char pass[] = "";
int relay1 = 23;
const int motionsensor = 14;
int pinStateCurrent = LOW;
int pinStatePrevious = LOW;

BlynkTimer timer;

BLYNK_CONNECTED() {
  Blynk.syncVirtual(V0);
  Blynk.syncVirtual(V1);
}

void setup() {
  Serial.begin(115200);
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
  pinMode(motionsensor, INPUT);
  pinMode(relay1, OUTPUT);
}

void blinkLED(int pin, int times, int delayMs) {
  for (int i = 0; i < times; i++) {
    digitalWrite(pin, HIGH);
    Blynk.virtualWrite(V0, 255);  // Turn Blynk LED on
    delay(delayMs);
    digitalWrite(pin, LOW);
    Blynk.virtualWrite(V0, 0);    // Turn Blynk LED off
    delay(delayMs);
  }
}

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

  pinStatePrevious = pinStateCurrent;
  pinStateCurrent = digitalRead(motionsensor);

  if (pinStatePrevious == LOW && pinStateCurrent == HIGH) {   
    Blynk.logEvent("alarm_system");
    Serial.println("Motion detected!");

    blinkLED(relay1, 3, 500); // Blink both LEDs 3 times with a 500ms interval
    Blynk.virtualWrite(V1, "Motion Detected");
    
  } else if (pinStatePrevious == HIGH && pinStateCurrent == LOW) {   
    Serial.println("Motion stopped!");

    digitalWrite(relay1, LOW);
    Blynk.virtualWrite(V0, 0);  // Ensure Blynk LED is off
    Blynk.virtualWrite(V1, "Motion Stopped");
  }
}