/******************************************************************************

 *

 * Project:  Interlis 1/2 Translator

 * Purpose:  IlisMeta model reader.

 * Author:   Pirmin Kalberer, Sourcepole AG

 *

 ******************************************************************************

 * Copyright (c) 2014, Pirmin Kalberer, Sourcepole AG

 *

 * SPDX-License-Identifier: MIT

 ****************************************************************************/

#ifndef IMDREADER_H_INCLUDED

#define IMDREADER_H_INCLUDED

#include "cpl_vsi.h"

#include "cpl_error.h"

#include "ogr_feature.h"

#include <list>

#include <map>

class GeomFieldInfo

{

    OGRFeatureDefn *geomTable; /* separate geometry table for Ili 1 */

  public:

    CPLString iliGeomType;

    GeomFieldInfo() : geomTable(nullptr)

    {

    }

    ~GeomFieldInfo()

    {

        if (geomTable)

            geomTable->Release();

    }

    GeomFieldInfo(const GeomFieldInfo &other)

    {

        geomTable = other.geomTable;

        if (geomTable)

            geomTable->Reference();

        iliGeomType = other.iliGeomType;

    }

    GeomFieldInfo &operator=(const GeomFieldInfo &other)

    {

        if (this != &other)

        {

            if (geomTable)

                geomTable->Release();

            geomTable = other.geomTable;

            if (geomTable)

                geomTable->Reference();

            iliGeomType = other.iliGeomType;

        }

        return *this;

    }

    OGRFeatureDefn *GetGeomTableDefnRef() const

    {

        return geomTable;

    }

    void SetGeomTableDefn(OGRFeatureDefn *geomTableIn)

    {

        CPLAssert(geomTable == nullptr);

        geomTable = geomTableIn;

        if (geomTable)

            geomTable->Reference();

    }

};

typedef std::map<CPLString, GeomFieldInfo>

    GeomFieldInfos; /* key: geom field name, value: ILI geom field info */

typedef std::map<CPLString, CPLString>

    StructFieldInfos; /* key: struct field name, value: struct table */

class FeatureDefnInfo

{

    OGRFeatureDefn *poTableDefn;

  public:

    GeomFieldInfos poGeomFieldInfos;

    StructFieldInfos poStructFieldInfos;

    FeatureDefnInfo() : poTableDefn(nullptr)

    {

    }

    ~FeatureDefnInfo()

    {

        if (poTableDefn)

            poTableDefn->Release();

    }

    FeatureDefnInfo(const FeatureDefnInfo &other)

    {

        poTableDefn = other.poTableDefn;

        if (poTableDefn)

            poTableDefn->Reference();

        poGeomFieldInfos = other.poGeomFieldInfos;

        poStructFieldInfos = other.poStructFieldInfos;

    }

    FeatureDefnInfo &operator=(const FeatureDefnInfo &other)

    {

        if (this != &other)

        {

            if (poTableDefn)

                poTableDefn->Release();

            poTableDefn = other.poTableDefn;

            if (poTableDefn)

                poTableDefn->Reference();

            poGeomFieldInfos = other.poGeomFieldInfos;

            poStructFieldInfos = other.poStructFieldInfos;

        }

        return *this;

    }

    OGRFeatureDefn *GetTableDefnRef() const

    {

        return poTableDefn;

    }

    void SetTableDefn(OGRFeatureDefn *poTableDefnIn)

    {

        CPLAssert(poTableDefn == nullptr);

        poTableDefn = poTableDefnIn;

        if (poTableDefn)

            poTableDefn->Reference();

    }

};

typedef std::list<FeatureDefnInfo> FeatureDefnInfos;

class IliModelInfo

{

  public:

    CPLString name;

    CPLString version;

    CPLString uri;

};

typedef std::list<IliModelInfo> IliModelInfos;

class ImdReader

{

  public:           // TODO(schwehr): Private?

    int iliVersion; /* 1 or 2 */

    IliModelInfos modelInfos;

    CPLString mainModelName;

    CPLString mainBasketName;

    CPLString mainTopicName;

    FeatureDefnInfos featureDefnInfos;

    char codeBlank;

    char codeUndefined;

    char codeContinue;

  public:

    explicit ImdReader(int iliVersion);

    ~ImdReader();

    void ReadModel(const char *pszFilename);

    FeatureDefnInfo GetFeatureDefnInfo(const char *pszLayerName);

};

#endif /* IMDREADER_H_INCLUDED */