#include "display_buttons.h"

void c_onScreenButton::begin(uint16_t xpos, uint16_t ypos, uint16_t width, uint16_t height, uint16_t radius)
{
  log_d("element: %s", _name.c_str());
  _xpos = xpos;
  _width = width;
  _ypos = ypos;
  _radius = radius;
  _height = height;

  if (_location == LocBottom)
  {
    _yTpos = getDisplay()->getDisplayHeight() - (CONTROLSLINE_H / 2) + (getDisplay()->getMaxCharHeight() / 2);
    _xTpos = _xpos + (_width / 2) - (getStringWidth(_name, FONT8) / 2);
    log_d(":Calc_pos (pos=bottom, x=%d, y=%d, w=%d, h=%d, xT=%d, yT=%d)", _xpos, _ypos, _width, _height, _xTpos, _yTpos);
  }
  if (_location == LocRight)
  {
    _yTpos = _ypos + (INDICATORHEIGHT / 2) - 2 + (getDisplay()->getMaxCharHeight() / 2); // + getDisplay()->getDisplayHeight() - 2;
    _xTpos = _xpos + (_width / 2) - (getStringWidth(_name, FONT8) / 2);
    log_d(":Calc_pos (pos=right, x=%d, y=%d, w=%d, h=%d, xT=%d, yT=%d)", _xpos, _ypos, _width, _height, _xTpos, _yTpos);
  }

  if (_physButton.isValid())
  {
    log_d("init pyhsButton(%d)", _index);
    _physButton.begin();
  }

  log_d(":OK | ");
}

void c_onScreenButton::drawButton()
{
  getDisplay()->setFont(FONT8);
  // log_d("drawbutton:%s(x=%u, y=%u, w=%u, h=%u)\n", _name.c_str(), _xpos, _ypos, _width, _height);
  if (!_visible)
  {
    // hide button
    return;
  }
  getDisplay()->setDrawColor(0);

  getDisplay()->drawBox(_xpos, _ypos, _width, _height);
  getDisplay()->setDrawColor(1);

  uint16_t yTpos_pressed = !getState() ? _yTpos : (_yTpos + 1);
  //check if we need to display something else
  String label = (_useAltName ? _altName : _name);

  if (getDisplayState())
  {
    getDisplay()->drawRBox(_xpos, _ypos, _width, _height, _radius);
    getDisplay()->setDrawColor(0);
    getDisplay()->drawStr(_xTpos, yTpos_pressed, label.c_str());
  }
  else
  {
    getDisplay()->setDrawColor(1);
    getDisplay()->drawRFrame(_xpos, _ypos, _width, _height, _radius);
    getDisplay()->drawStr(_xTpos, yTpos_pressed, label.c_str());
  }

  getDisplay()->setDrawColor(1);
}

void c_onScreenButton::handle()
{
  if (_physButton.isValid())
  {
    _physButton.read();
    _pressed = _physButton.pressedFor(100);
    if (_pressed)
    {
      if(_actionFn != NULL && (actionHandled == false))
      {
        _actionFn();
        actionHandled = true;
      }
    }
    else if (_physButton.releasedFor(500))
    {
      actionHandled = false;
    }
    
    _state = _pressed;
  }
  else if (_stateFn != NULL)
  {
    _state = _stateFn();
    _displayState = _state;
  }
  log_d("item(%s)=%d",_name.c_str(), _state);
}