#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#define PIR_PIN 14 
#define BUZZER_PIN 15
#define LED1_PIN 12
#define LED2_PIN 13 
int pirValue = 0;
LiquidCrystal_I2C lcd(0x27, 16, 2); 
#define BLYNK_TEMPLATE_ID "TMPL66-Fpi5gf"
#define BLYNK_TEMPLATE_NAME "Motion Detector"
#define BLYNK_AUTH_TOKEN "U_QqIzGowuqtnBjj9gDQ_zbO52TCXw8p"
#define BLYNK_PRINT Serial 
#include <WiFi.h> 
#include <WiFiClient.h> 
#include <BlynkSimpleEsp32.h> 
char ssid[] = "Wokwi-GUEST";
char pass[] = ""; 
BlynkTimer timer;
void setup() {
  Serial.begin(115200); 
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass); 
  timer.setInterval(2000L, blynk);
  lcd.init();
  lcd.backlight();

  pinMode(PIR_PIN, INPUT);
  pinMode(BUZZER_PIN, OUTPUT);
  pinMode(LED1_PIN, OUTPUT);
  pinMode(LED2_PIN, OUTPUT);

  lcd.setCursor(0, 0);
  lcd.print("Motion Alarm");
  lcd.setCursor(0, 1);
  lcd.print("System Ready");
  delay(2000); // Wait for 2 seconds

  // Clear the display
  lcd.clear();
}

void blynk() {
}

void loop() {
  int pirValue = digitalRead(PIR_PIN);
  if (pirValue == HIGH) {
    lcd.setCursor(0, 0);
    digitalWrite(BUZZER_PIN, HIGH); // Activate the buzzer
    tone(BUZZER_PIN, 1000);
    Blynk.logEvent("motion_");
    for (int i = 0; i < 4; i++) {
      digitalWrite(LED1_PIN, HIGH);
      digitalWrite(LED2_PIN, LOW);
      delay(1000);
      digitalWrite(LED1_PIN, LOW);
      digitalWrite(LED2_PIN, HIGH);
      delay(1000);
    }
    digitalWrite(LED1_PIN, LOW);
    digitalWrite(LED2_PIN, LOW);
    delay(500); 
    lcd.clear();
  } else {
    lcd.setCursor(0, 0);
    lcd.print("No Motion");
    digitalWrite(BUZZER_PIN, LOW); // Deactivate the buzzer
    tone(BUZZER_PIN, 0);
    digitalWrite(LED1_PIN, LOW); // Turn off LEDs
    digitalWrite(LED2_PIN, LOW); // Turn off LEDs
  }

  Blynk.run();
  timer.run();
  delay(2000); // Adjust the delay for your specific needs
}