#include <SoftwareSerial.h>

const int ledPin = 13;
#define OnOff 3

byte lastButtonState = LOW;
byte ledState = LOW;

unsigned long debounceDuration = 50; // millis
unsigned long lastTimeButtonStateChanged = 0;

SoftwareSerial bluetooth(0, 1); // Përcakto pina për lidhjen Bluetooth (RX, TX)

void setup() {
  pinMode(ledPin, OUTPUT);
  pinMode(OnOff, INPUT_PULLUP);
  bluetooth.begin(9600); // Fillon komunikimi serial me shpejtësi 9600 baud
}

void loop() {
  if (millis() - lastTimeButtonStateChanged > debounceDuration) {
    byte buttonState = digitalRead(OnOff);
    if (buttonState != lastButtonState) {
      lastTimeButtonStateChanged = millis();
      lastButtonState = buttonState;
      if (buttonState == LOW) {
        ledState = (ledState == HIGH) ? LOW: HIGH;
        digitalWrite(ledPin, ledState);

        //Dergon sinjal nepermjet Bluetooth
        bluetooth.print("LED-i është ");
        // Sinjal kur LED-i është ndezur

        bluetooth.println(ledState == HIGH ? "NDEZUR." : "FIKUR");
        // Sinjal kur LED-i është fikur
        
      }
    }
  }
}