#define BLYNK_TEMPLATE_ID ""
#define BLYNK_TEMPLATE_NAME ""
#define BLYNK_AUTH_TOKEN ""

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

// Your WiFi credentials
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

// LED pin
const int ledPin = 2;

void setup() {
  // Initialize Serial Monitor
  Serial.begin(115200);
  
  // Initialize LED pin as output
  pinMode(ledPin, OUTPUT);
  digitalWrite(ledPin, LOW);  // Start with LED off
  
  // Connect to Blynk
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
  
  Serial.println("Connecting to Blynk...");
}

// Blynk function that runs when Virtual Pin V0 changes
BLYNK_WRITE(V0) {
  int buttonState = param.asInt(); // Get button state (0 or 1)
  
  if (buttonState == 1) {
    digitalWrite(ledPin, HIGH);  // Turn LED ON
    Serial.println("LED turned ON");
  } else {
    digitalWrite(ledPin, LOW);   // Turn LED OFF
    Serial.println("LED turned OFF");
  }
}

void loop() {
  Blynk.run(); // Keep Blynk connection alive
}