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

#define BLYNK_TEMPLATE_ID "TMPL6qM0ZCgPh"
#define BLYNK_TEMPLATE_NAME "4LED"
#define BLYNK_AUTH_TOKEN "irOEVKv3uPd5PW8OdsusEm6I2YFsDYwe"
#define BLYNK_PRINT Serial

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

const int ledPin = 26;
const int buttonPin = 13;

bool ledState = false;
BlynkTimer timer;
unsigned long lastDebounceTime = 0;
unsigned long debounceDelay = 300;

void checkButton()
{
  unsigned long currentTime = millis();
  if (digitalRead(buttonPin) == LOW && (currentTime - lastDebounceTime > debounceDelay)) {
    ledState = !ledState;
    digitalWrite(ledPin, ledState);
    Blynk.virtualWrite(V1, ledState);
    lastDebounceTime = currentTime;
  }
}

BLYNK_WRITE(V1)
{
  ledState = param.asInt();
  digitalWrite(ledPin, ledState);
}

void setup()
{
  Serial.begin(115200);
  pinMode(ledPin, OUTPUT);
  pinMode(buttonPin, INPUT_PULLUP);

  Blynk.begin(auth, ssid, pass);
  timer.setInterval(100L, checkButton);
}

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