#define RED_BUTTON 15  // Pin connected to the RED button (interrupt pin)
// #define GREEN_BUTTON 2  // Pin connected to the GREEN button (interrupt pin)
// #define BLUE_BUTTON 0  // Pin connected to the BLUE button (interrupt pin)
// #define YELLOW_BUTTON 4  // Pin connected to the YELLOW button (interrupt pin)

#define RED_LED 16      // Pin connected to the RED LED
// #define GREEN_LED 17     // Pin connected to the GREEN LED
// #define BLUE_LED 5      // Pin connected to the BLUE LED
// #define YELLOW_LED 18    // Pin connected to the YELLOW LED

// ISR functions

// void IRAM_ATTR GREEN_CONTROL() {
//   digitalWrite(GREEN_LED, digitalRead(GREEN_BUTTON));  // Update GREEN LED state based on button
// }
// void IRAM_ATTR BLUE_CONTROL() {
//   digitalWrite(BLUE_LED, digitalRead(BLUE_BUTTON));  // Update BLUE LED state based on button
// }
// void IRAM_ATTR YELLOW_CONTROL() {
//   digitalWrite(YELLOW_LED, digitalRead(YELLOW_BUTTON));  // Update YELLOW LED state based on button
// }

class Button{
  uint8_t INpin ;
  uint8_t OUTpin ;
  enum State{
  OFF = 0,
  ON = 1 
  } position;

  public:
  Button(uint8_t OUTpin,uint8_t INpin)
  {
    this->OUTpin = OUTpin;
    this->INpin = INpin;
    pinMode(this->OUTpin , OUTPUT);
    pinMode(this->INpin, INPUT_PULLUP);
  }

  void ChangeState()
  {
    digitalWrite(this->OUTpin,digitalRead(INpin));
    switch(digitalRead(INpin)){
      case 0 : position = OFF;break;
      case 1 : position = ON;break;
    }
  }
  State getStatus()
  {
    return this->position;
  }
};

Button Redbutton(RED_LED,RED_BUTTON);


void IRAM_ATTR RED_CONTROL() {
  // digitalWrite(RED_LED, digitalRead(RED_BUTTON));  // Update RED LED state based on button
  Redbutton.ChangeState();
}


void setup() {
  Serial.begin(115200);
  // Configure button pins as input with internal pull-up
  
  // Configure LED pins as output
  
  // Attach interrupts to button pins
  attachInterrupt(digitalPinToInterrupt(RED_BUTTON), RED_CONTROL, CHANGE);
  // attachInterrupt(digitalPinToInterrupt(GREEN_BUTTON), GREEN_CONTROL, CHANGE);
  // attachInterrupt(digitalPinToInterrupt(BLUE_BUTTON), BLUE_CONTROL, CHANGE);
  // attachInterrupt(digitalPinToInterrupt(YELLOW_BUTTON), YELLOW_CONTROL, CHANGE);
}

void loop() {
  // Main loop can execute other tasks; the LEDs are controlled by ISR
  Serial.print("LED : ");
  Serial.println(Redbutton.getStatus());
  delay(200);
}