/**
 * \file
 * \author Karsten Rink
 * \date   2011-11-23
 * \brief  Definition of the XmlGmlInterface class.
 *
 * \copyright
 * Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
 *            Distributed under a Modified BSD License.
 *              See accompanying file LICENSE.txt or
 *              http://www.opengeosys.org/project/license
 *
 */

#pragma once

#include <QString>

#include "BaseLib/IO/XmlIO/XMLInterface.h"
#include "BaseLib/IO/XmlIO/Qt/XMLQtInterface.h"

#include "GeoLib/GEOObjects.h"

namespace GeoLib
{
namespace IO
{

/**
 * \brief Reads and writes GeoObjects to and from XML files.
 */
class XmlGmlInterface final : public BaseLib::IO::XMLInterface,
                              public BaseLib::IO::XMLQtInterface
{
public:
    explicit XmlGmlInterface(GeoLib::GEOObjects& geo_objs);

    /// Reads an xml-file containing geometric object definitions into the GEOObjects used in the constructor
    int readFile(const QString& fileName) override;

    bool readFile(std::string const& fname) override
    {
        return readFile(QString(fname.c_str())) != 0;
    }

protected:
    bool write() override;

private:
    /// Reads GeoLib::Point-objects from an xml-file
    void readPoints(const QDomNode& pointsRoot,
                    std::vector<GeoLib::Point*>* points,
                    std::map<std::string, std::size_t>* pnt_names);

    /// Reads GeoLib::Polyline-objects from an xml-file
    void readPolylines(const QDomNode& polylinesRoot,
                       std::vector<GeoLib::Polyline*>* polylines,
                       std::vector<GeoLib::Point*> const& points,
                       const std::vector<std::size_t>& pnt_id_map,
                       std::map<std::string, std::size_t>* ply_names);

    /// Reads GeoLib::Surface-objects from an xml-file
    void readSurfaces(const QDomNode& surfacesRoot,
                      std::vector<GeoLib::Surface*>* surfaces,
                      std::vector<GeoLib::Point*> const& points,
                      const std::vector<std::size_t>& pnt_id_map,
                      std::map<std::string, std::size_t>* sfc_names);

    GeoLib::GEOObjects& _geo_objs;
    std::map<std::size_t, std::size_t> _idx_map;
};

} // end namespace IO
}  // namespace GeoLib