/*
 * (c) Copyright Ascensio System SIA 2010-2023
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
#pragma once

#include "PPTFileDefines.h"
#include "../Enums/RecordType.h"
#include "../Reader/ReadStructures.h"
#include "../../Common/Vml/PPTShape/Enums.h"
#include "../../XlsFile/Format/Binary/CFStream.h"
#include "../../../Common/3dParty/pole/pole.h"
#include "../../../OfficeCryptReader/source/CryptTransform.h"
#include "../../../OOXML/Base/Nullable.h"
#include "ReadStructures.h"

#include <boost/smart_ptr/shared_array.hpp>

//#include <iostream>
//#include <iomanip>
//#include <fstream>

std::string GetRecordName(PPT::RecordType dwType);

namespace PPT
{
    struct _commonInfo
    {
        std::wstring tempPath;
    };
class SRecordHeader
{
public:
    unsigned char   RecVersion;
    unsigned short  RecInstance;
    RecordType	    RecType;
    _UINT32         RecLen;

    bool bBadHeader;

    void Clear();
    SRecordHeader();
    bool ReadFromStream(const XLS::CFStreamPtr &pStream);

    bool ReadFromStream(POLE::Stream * pStream);

    bool IsContainer();

    SRecordHeader& operator =(const SRecordHeader& oSrc);

};

class IRecord
{
public:
    SRecordHeader m_oHeader;
    _commonInfo* m_pCommonInfo = NULL;

    virtual ~IRecord();
    virtual void ReadFromStream(SRecordHeader & oHeader, const XLS::CFStreamPtr &pStream) = 0;
    virtual void ReadFromStream(SRecordHeader & oHeader, POLE::Stream* pStream) = 0;
};

class CUnknownRecord : public IRecord
{
public:
    CUnknownRecord();

    virtual ~CUnknownRecord();
    virtual void ReadFromStream(SRecordHeader & oHeader, const XLS::CFStreamPtr &pStream);
    virtual void ReadFromStream(SRecordHeader & oHeader, POLE::Stream* pStream);

    std::wstring ReadStringW(const XLS::CFStreamPtr &pStream, int size);
    std::string	 ReadStringA(const XLS::CFStreamPtr &pStream, int size);
};

IRecord* CreateByType(SRecordHeader oHeader, _commonInfo* commonInfo);

class CRecordsContainer : public CUnknownRecord
{
public:
    std::vector<IRecord*> m_arRecords;

    CRecordsContainer();

    virtual ~CRecordsContainer();

    void Clear();

    virtual void ReadFromStream(SRecordHeader & oHeader, const XLS::CFStreamPtr &pStream);
    virtual void ReadFromStream(SRecordHeader & oHeader, POLE::Stream* pStream);

    template <typename T>
    void GetRecordsByType(std::vector<T>* pArray, bool bIsChild, bool bOnlyFirst = false) const
    {
        if (NULL == pArray)
            return;

        // возвращаем указатели, их не удалять наверху!!!!
        for (size_t nIndex = 0; nIndex < m_arRecords.size(); ++nIndex)
        {
            T pRec = dynamic_cast<T>(m_arRecords[nIndex]);
            if (NULL != pRec)
            {
                pArray->push_back(pRec);
                if (bOnlyFirst)
                {
                    return;
                }
            }
            else if ((bIsChild) && (m_arRecords[nIndex]->m_oHeader.IsContainer()))
            {
                CRecordsContainer* pContainer = dynamic_cast<CRecordsContainer*>(m_arRecords[nIndex]);
                if (NULL != pContainer)
                {
                    pContainer->GetRecordsByType(pArray, bIsChild, bOnlyFirst);
                }
            }
        }
    }
};
}