/**
  * Converting positions relative to the training area
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Philipp Dassow, NLST, 21-04-2018
  */
#pragma once

#include <LtsCoordTrans/lts_coord_trans.h>
#include <Core/core.hpp>
#include "main_handler.h"
#include "logger.h"

namespace AssetManagement
{
namespace Interface
{
class Dtc;
}
}
namespace ExerciseManagement
{
namespace Interface
{
class Dtc;
}
}

namespace OcSituationServer
{

class DdsHandler;
class PositionConverter
{
public:
  explicit PositionConverter(MainHandler *m_mainHandler);

  LtsCoordTrans::UtmCoordinate baseCoordinate();
  inline QPointF relativeFromGeographic(const Core::GeoPosition2D &pos)
  {
    return relativeFromGeographic(pos, baseCoordinate());
  }
  inline static QPointF relativeFromGeographic(const Core::GeoPosition2D &pos,
                                               const LtsCoordTrans::UtmCoordinate &baseCoord)
  {
    // convert lon/lat to utm with the given zone from the center point
    const LtsCoordTrans::UtmCoordinate point(LtsCoordTrans::UtmCoordinate::fromGeographic(pos.lon(), pos.lat(), baseCoord.zone));
    // now calc distance from point to base point == relative position
    return QPointF(point.x - baseCoord.x, point.y - baseCoord.y);
  }
private:
  bool initCoordConversion();

  MainHandler *m_mainHandler;
  LtsCoordTrans::UtmCoordinate m_baseCoord;
  std::shared_ptr<AssetManagement::Interface::Dtc> m_asmDtc;
  std::shared_ptr<ExerciseManagement::Interface::Dtc> m_exmDtc;

  LOGGER_T &m_logger;
};

} // namespace OcSituationServer