/*
 * Copyright (C) Ascensio System SIA, 2009-2026
 *
 * 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, together with the
 * additional terms provided in the LICENSE file.
 *
 * 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: https://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA by email at info@onlyoffice.com
 * or by postal mail at 20A-6 Ernesta Birznieka-Upisha Street, Riga,
 * LV-1050, Latvia, European Union.
 *
 * The interactive user interfaces in modified versions of the Program
 * are required to display Appropriate Legal Notices in accordance with
 * Section 5 of the GNU AGPL version 3.
 *
 * No trademark rights are granted under this License.
 *
 * All non-code elements of the Product, including illustrations,
 * icon sets, and technical writing content, are licensed under the
 * Creative Commons Attribution-ShareAlike 4.0 International License:
 * https://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 * This license applies only to such non-code elements and does not
 * modify or replace the licensing terms applicable to the Program's
 * source code, which remains licensed under the GNU Affero General
 * Public License v3.
 *
 * SPDX-License-Identifier: AGPL-3.0-only
 */

#include "FootnotesMapping.h"
#include "TableMapping.h"

namespace DocFileFormat
{	
	FootnotesMapping::FootnotesMapping (ConversionContext* ctx): DocumentMapping( ctx, this )
	{
	}

	void FootnotesMapping::Apply( IVisitable* visited )
	{
		m_document = static_cast<WordDocument*>( visited );

			m_context->_docx->RegisterFootnotes();

            int id = 1;
            int index = 0;

			m_pXmlWriter->WriteNodeBegin( L"w:footnotes", TRUE );

			//write namespaces
			m_pXmlWriter->WriteAttribute( L"xmlns:w", OpenXmlNamespaces::WordprocessingML );
			m_pXmlWriter->WriteAttribute( L"xmlns:v", OpenXmlNamespaces::VectorML );
			m_pXmlWriter->WriteAttribute( L"xmlns:o", OpenXmlNamespaces::Office );
			m_pXmlWriter->WriteAttribute( L"xmlns:w10", OpenXmlNamespaces::OfficeWord );
			m_pXmlWriter->WriteAttribute( L"xmlns:r", OpenXmlNamespaces::Relationships );
			m_pXmlWriter->WriteAttribute( L"xmlns:wpc", L"http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas" );
			m_pXmlWriter->WriteAttribute( L"xmlns:mc", L"http://schemas.openxmlformats.org/markup-compatibility/2006");
			m_pXmlWriter->WriteAttribute( L"xmlns:wp14", L"http://schemas.microsoft.com/office/word/2010/wordprocessingDrawing");
			m_pXmlWriter->WriteAttribute( L"xmlns:wp", L"http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing");
			m_pXmlWriter->WriteAttribute( L"xmlns:w14", L"http://schemas.microsoft.com/office/word/2010/wordml" );
			m_pXmlWriter->WriteAttribute( L"xmlns:wpg", L"http://schemas.microsoft.com/office/word/2010/wordprocessingGroup" );
			m_pXmlWriter->WriteAttribute( L"xmlns:wpi", L"http://schemas.microsoft.com/office/word/2010/wordprocessingInk" );
			m_pXmlWriter->WriteAttribute( L"xmlns:wne", L"http://schemas.microsoft.com/office/word/2006/wordml" );
			m_pXmlWriter->WriteAttribute( L"xmlns:wps", L"http://schemas.microsoft.com/office/word/2010/wordprocessingShape" );
			m_pXmlWriter->WriteAttribute( L"xmlns:a", L"http://schemas.openxmlformats.org/drawingml/2006/main" );
			m_pXmlWriter->WriteAttribute( L"xmlns:m", L"http://schemas.openxmlformats.org/officeDocument/2006/math" );
			m_pXmlWriter->WriteAttribute( L"mc:Ignorable", L"w14 wp14" );
			m_pXmlWriter->WriteNodeEnd( L"", TRUE, FALSE );

            m_pXmlWriter->WriteNodeBegin( L"w:footnote", TRUE );
            m_pXmlWriter->WriteAttribute( L"w:type", L"separator");
            m_pXmlWriter->WriteAttribute( L"w:id", L"-1");
            m_pXmlWriter->WriteNodeEnd( L"", TRUE, FALSE );

            m_pXmlWriter->WriteString(L"<w:p><w:pPr><w:pBdr/><w:spacing/><w:ind/><w:rPr/></w:pPr><w:r><w:separator/></w:r><w:r/></w:p>");
            m_pXmlWriter->WriteNodeEnd( L"w:footnote");

            m_pXmlWriter->WriteNodeBegin( L"w:footnote", TRUE );
            m_pXmlWriter->WriteAttribute( L"w:type", L"continuationSeparator");
            m_pXmlWriter->WriteAttribute( L"w:id", L"0");
            m_pXmlWriter->WriteNodeEnd( L"", TRUE, FALSE );

            m_pXmlWriter->WriteString(L"<w:p><w:pPr><w:pBdr/><w:spacing/><w:ind/><w:rPr/></w:pPr><w:r><w:continuationSeparator/></w:r><w:r/></w:p>");
            m_pXmlWriter->WriteNodeEnd( L"w:footnote");

			int cp = m_document->FIB->m_RgLw97.ccpText;

			while ( cp <= ( m_document->FIB->m_RgLw97.ccpText + m_document->FIB->m_RgLw97.ccpFtn - 2 ) )
			{
				m_pXmlWriter->WriteNodeBegin( L"w:footnote", TRUE );
				m_pXmlWriter->WriteAttribute( L"w:id", FormatUtils::IntToWideString( id ));
				m_pXmlWriter->WriteNodeEnd( L"", TRUE, FALSE );

                while ( ( cp - m_document->FIB->m_RgLw97.ccpText ) < (*m_document->IndividualFootnotesPlex)[index + 1] )
				{
					int cpStart = cp;

					int fc =  m_document->FindFileCharPos(cp);
					if (fc < 0) break;

					ParagraphPropertyExceptions* papx = findValidPapx( fc );
					TableInfo tai( papx, m_document->nWordVersion );

					if ( tai.fInTable )
					{
						//this PAPX is for a table
						Table table( this, cp, ( ( tai.iTap > 0 ) ? ( 1 ) : ( 0 ) ) );
						table.Convert( this );
						cp = table.GetCPEnd();
					}
					else
					{
						//this PAPX is for a normal paragraph
						cp = writeParagraph( cp, 0x7fffffff );
					}
					while (cp <= cpStart)	//conv_fQioC665ib4ngHkDGY4__docx.doc
						cp++;
				}

				m_pXmlWriter->WriteNodeEnd( L"w:footnote");
                index++;
				id++;
			}

			m_pXmlWriter->WriteNodeEnd( L"w:footnotes");

			m_context->_docx->FootnotesXML = std::wstring(m_pXmlWriter->GetXmlString());
	}
}