#ifndef CAROUSEL_H
#define CAROUSEL_H

#include <Arduino.h>
#include <U8g2lib.h>

#include "screens.h"

class Carousel {
 public:
  Carousel(Screen *screens, size_t screenCount);

  void begin(unsigned long now);
  void update(unsigned long now);
  void next(unsigned long now);
  void render(U8X8 &display) const;
  bool consumeDirty();

 private:
  Screen *screens_;
  size_t screenCount_;
  size_t currentIndex_;
  unsigned long nextAutoAdvanceAt_;
  unsigned long manualModeUntil_;
  bool dirty_;

  void scheduleNextAdvance(unsigned long now);
  void drawIndicators(U8X8 &display) const;
};

#endif