//======================================================================
// menu.h
//======================================================================

#ifndef __menu_h__
#define __menu_h__

#include <vector>
#include <initializer_list>
#include "rig.h"
#include "tx_audio_proc.h"

extern SpeechCompressor speechCompressor; // This should be somewhere else.

// 16 characters on display
#define MAX_TEXT_LEN 16
#define MENU_SELECTED_CHAR '>'

const char blankLine[17] = "                ";

class MenuItem {
  public:
  virtual ~MenuItem() {}
  //virtual const char* text() = 0;
  virtual void update() = 0;
  virtual MenuItem* select() = 0;
  virtual MenuItem* altSelect() = 0;
  virtual MenuItem* exit() = 0;
  virtual MenuItem* prev() = 0;
  virtual MenuItem* next() = 0;
};
/*
class ListMenu : public MenuItem {
  public:
  ListMenu(const char* title, std::initializer_list<MenuItem*> items) {
    _items = new MenuItem*[items.size()];
  }
  virtual ~MenuItem() {
    delete _items;
  }
  virtual void update() {
    //sprintf(_text, "
  }
  
  private:
  
  MenuItem** _items;
  char _text[MAX_TEXT_LEN+1];
};
*/
const char modeID[] = {'s', 'S', 'c', 'C', 'd', 'D', 't', 'T'};
const char* const filterID[NUM_RIG_MODES][NUM_RX_FILTERS] = {
  {"2.8", "2.4", "1.8"},  // LSB
  {"2.8", "2.4", "1.8"},  // USB
  {"1.0", "500", "250"},  // CWL
  {"1.0", "500", "250"},  // CWU
  {"2.8", "2.4", "500"},  // DGL
  {"2.8", "2.4", "500"},  // DGU
  {"2.8", "2.4", "1.8"},  // TTL
  {"2.8", "2.4", "1.8"},  // TTU  
};

class TopMenu : public MenuItem {
  public:
  TopMenu(Rig& rig): _rig(rig), _dirty(false), _visible(false), _adjust_tx(false), _comp_on(false) {
    strcpy(_text0, "R:      T:      ");
    strcpy(_text1, "0123456789ABCDEF");
  }

/*  virtual const char* text() {
    sprintf(_buffer, "%1c-%1c%6s%1c6s", modeID[rig.modeNum],
    return _buffer; 
  }*/
  
  virtual void update() {
    sprintf(_text0, "%1cR:%3s  %1cT:%3s  ", 
            _adjust_tx ? ' ' : MENU_SELECTED_CHAR,
            filterID[_rig.modeNum()][_rig.filterNum()],
            _adjust_tx ? MENU_SELECTED_CHAR : ' ',
            _rig.isSSBMode() && _comp_on ? "CMP" : "   ");
    if ((strcmp(_text0, _text1) != 0) || _dirty) {
      if (_visible) {
        sendIOPMenuDisplay(_text0);
        USBDEBUG("updating menu:");
        USBDEBUG(_text0);
      } else {
        sendIOPMenuInactive();
        USBDEBUG("deactivating menu");
      }
      _dirty = false;
      strncpy(_text1, _text0, MAX_TEXT_LEN);
    }
  }
  
  virtual MenuItem* select() {
    if (!_visible) {
      _visible = true;
    } else {
      _adjust_tx = !_adjust_tx;
    }
    _dirty = true;
    return this;
  }

  virtual MenuItem* altSelect() {
    if (_visible) {
      _visible = false;
      _dirty = true;
    }
    return this;
  }

  virtual MenuItem* exit() {
    if (_visible) {
      _visible = false;
      _dirty = true;
    }
    return this;
  }

  virtual MenuItem* prev() {
    if (_visible) {
      if (_adjust_tx) {
        if (_rig.isSSBMode()) {
          _comp_on = !_comp_on;
          if (_comp_on)
            speechCompressor.enable();
          else
            speechCompressor.disable();
        }
      } else {
        _rig.switchRxFilter(true);
      }
      _dirty = true;
    }
    return this;
  }

  virtual MenuItem* next() {
    if (_visible) {
      if (_adjust_tx) {
        if (_rig.isSSBMode()) {
          _comp_on = !_comp_on;
          if (_comp_on)
            speechCompressor.enable(); 
          else
            speechCompressor.disable();
        }
      } else {
        _rig.switchRxFilter();
      }
      _dirty = true;
    }
    return this;
  }

  private:
  Rig& _rig;
  bool _dirty;
  bool _visible;
  bool _adjust_tx;
  bool _comp_on;
  char _text0[MAX_TEXT_LEN+1];
  char _text1[MAX_TEXT_LEN+1];
};

/*
public class MenuItem {
  public:
  MenuItem(bool active = true, int timeout = 0): _active(active), _timeout(timeout), _elapsed(0) {}
  void update() {
    if ((_timeout > 0) && (_elapsed > _timeout)) {
      _active = false;      
    }
  }
  inline void activate() { _active = true; _elapsed = 0; }
  inline void deactivate() { _active = false; }
  virtual MenuItem* accept();
  virtual MenuItem* reject();
  virtual MenuItem* next();
  virtual MenuItem* prev();
  
  private:
  bool _active;
  int _timeout;
  elapsedMillis _elapsed;
};

public class SSBMenu {
  public:
  private:
};

public class DigiMenu {
  public:
  private:
}

public class CWMenu {
  public:
  private:
};
*/
#endif

//======================================================================
// EOF
//======================================================================