#ifndef _SPEAKER_H_
  #define _SPEAKER_H_

  #include "Arduino.h"
  #include "Config.h"

  #ifdef __cplusplus
    extern "C"
    {
  #endif /* __cplusplus */
  #include "esp32-hal-dac.h"
  #ifdef __cplusplus
    }
  #endif /* __cplusplus */

  class SPEAKER {
    public:
      SPEAKER(void);

      void begin();
      void end();
      void mute();
      void tone(uint16_t frequency);
      void tone(uint16_t frequency, uint32_t duration);
      void beep();
      void setBeep(uint16_t frequency, uint16_t duration);
      void update();

      void write(uint8_t value);
      void setVolume(uint8_t volume);
      void playMusic(const uint8_t *music_data, uint16_t sample_rate);

    private:
      uint32_t _count;
      uint8_t _volume;
      uint16_t _beep_duration;
      uint16_t _beep_freq;
      bool _begun;
      bool speaker_on;
  };
#endif