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unsigned long buttonPin = 2;
unsigned long led1Pin = 8;
unsigned long led2Pin = 9;
unsigned long led3Pin = 10;

unsigned long dayMillis()
{
  return millis() % 86400000;
}
bool timeReached(unsigned long startTime, unsigned long timeDelay)
{
  unsigned long now = dayMillis();
  if (now < startTime)
  {
    now += 86400000;
  }
  return now - startTime >= timeDelay;
}

class Button
{
public:
  int pin;
  int status;
  int state;
  unsigned long lastCheck = 0;
  int debounceDelay = 50;

  void (*pushDown)();
  void (*pushUp)();
  void init(int pin)
  {
    this->pin = pin;
    pinMode(this->pin, INPUT_PULLUP);
  }
  void run()
  {
    int status = digitalRead(this->pin);
    switch (this->state)
    {
    case 0:
      if (status == LOW) // nhan
      {
        this->lastCheck = dayMillis();
        this->state = 1;
      }

      break;
    case 1:
      if (status == HIGH && !timeReached(this->lastCheck, this->debounceDelay))
      {
        // chua du thoi gian
        this->state = 0;
      }
      else if (status == LOW && timeReached(this->lastCheck, this->debounceDelay))
      {
        // dang nhan
        this->state = 2;
        if (this->pushDown != NULL)
        {
          this->pushDown();
        }
      }
      break;
    case 2:
      if (status == HIGH)
      {
        this->state = 3;
        this->lastCheck = dayMillis();
      }
      break;
    case 3:
      if (status == LOW && !timeReached(this->lastCheck, this->debounceDelay))
      {
        // chua du thoi gian
        this->state = 2;
      }
      else if (status == HIGH && timeReached(this->lastCheck, this->debounceDelay))
      {
        this->state = 0;
        if (this->pushUp != NULL)
        {
          this->pushUp();
        }
      }
    }
  }
};
class Led
{
private:
  int pin;
  Button *button; // Sử dụng con trỏ thay vì sao chép đối tượng
  int startTime = 0;

public:
  void on()
  {
    digitalWrite(this->pin, HIGH);
  }
  void off()
  {
    digitalWrite(this->pin, LOW);
  }
  void init(int pin, Button *button, int startTime)
  {
    this->pin = pin;
    this->button = button;
    this->startTime = startTime;
    pinMode(this->pin, OUTPUT);
  }
  void run()
  {
    
  }
};

Led led1;
Led led2;
Led led3;
Button button;
int status = -1;
int bstatus = -1;
unsigned long lastBStatusTime = 0;
void buttonPushDown()
{
  status++;
  switch (status)
  {
  case 0:
    led1.on();
    led2.on();
    led3.on();
    break;
  case 1:
    led1.off();
    led2.off();
    led3.off();
    break;
  case 2:
  case 3:
    bstatus = 0;
    lastBStatusTime = dayMillis();
    break;  
  case 4:
    status = -1;
    led1.off();
    led2.off();
    led3.off();
    break;
  
  }
}
void buttonPushUp()
{
  Serial.println("button up");
}

void setup()
{
  Serial.begin(9600);
  led1 = Led();
  led2 = Led();
  led3 = Led();
  button = Button();

  button.init(buttonPin);

  led1.init(led1Pin, &button, 1200); // Truyền địa chỉ của button
  led2.init(led2Pin, &button, 1600);
  led3.init(led3Pin, &button, 2000);

  button.pushDown = buttonPushDown;
  button.pushUp = buttonPushUp;

}

void loop()
{
  digitalWrite(13, button.status);
  button.run(); // Cập nhật trạng thái nút trước
  if (status == 2 || status == 3){
    int delay = 300;
    if(status == 3){
      delay = 100;
    }
    switch (bstatus)
    {
    case 0:
      if (timeReached(lastBStatusTime, delay)){
        lastBStatusTime = dayMillis();
        bstatus = 1;
      }
      break;

    case 1:
      led1.on();
      if (timeReached(lastBStatusTime, delay)){
        lastBStatusTime = dayMillis();
        bstatus = 2;
      }
      break;

    case 2:
      led1.off();
      led2.on();
      if (timeReached(lastBStatusTime, delay)){
        lastBStatusTime = dayMillis();
        bstatus = 3;
      }
      break;

    case 3:
      led2.off();
      led3.on();
      if (timeReached(lastBStatusTime, delay)){
        lastBStatusTime = dayMillis();
        bstatus = 0;
        led3.off();
      }
      break;
    }
  }
}