/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the Collabora Office project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#pragma once

#include <sal/config.h>

#include <errno.h>
#include <stdio.h>
#include <string.h>

#include <rtl/ustring.hxx>
#include <sal/alloca.h>

#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/document/XFilter.hpp>
#include <com/sun/star/document/XImporter.hpp>
#include <com/sun/star/xml/sax/XDocumentHandler.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>

#include <com/sun/star/io/XActiveDataSink.hpp>
#include <com/sun/star/io/XActiveDataControl.hpp>
#include <com/sun/star/io/XStreamListener.hpp>
#include <com/sun/star/document/XExtendedFilterDetection.hpp>

#include <cppuhelper/factory.hxx>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <cppuhelper/weak.hxx>
#include <memory>

#include <assert.h>

#include <unotools/mediadescriptor.hxx>

#include "hwpfile.h"
#include "hcode.h"
#include "hbox.h"
#include "htags.h"
#include "hstream.hxx"
#include "drawdef.h"
#include "attributes.hxx"

inline constexpr OUString WRITER_IMPORTER_NAME = u"com.sun.star.comp.Writer.XMLImporter"_ustr;

struct HwpReaderPrivate;
/**
 * This class implements the external Parser interface
 */
class HwpReader : public cppu::WeakImplHelper<css::document::XFilter>
{
public:
    HwpReader();
    virtual ~HwpReader() override;

public:
    /**
     * parseStream does Parser-startup initializations
     */
    virtual bool SAL_CALL filter(const cpo::uno::Sequence<css::beans::PropertyValue>& aDescriptor) override;
    virtual void SAL_CALL cancel() override {}
    void setDocumentHandler(css::uno::Reference<css::xml::sax::XDocumentHandler> const& xHandler)
    {
        m_rxDocumentHandler = xHandler;
    }

    bool importHStream(std::unique_ptr<HStream> stream);

private:
    css::uno::Reference<css::xml::sax::XDocumentHandler> m_rxDocumentHandler;
    rtl::Reference<AttributeListImpl> mxList;
    HWPFile hwpfile;
    std::unique_ptr<HwpReaderPrivate> d;

private:
    /* -------- Document Parsing --------- */
    void makeMeta();
    void makeStyles();
    void makeDrawMiscStyle(HWPDrawingObject*);
    void makeAutoStyles();
    void makeMasterStyles();
    void makeBody();

    void makeTextDecls();

    /* -------- Paragraph Parsing --------- */
    void parsePara(HWPPara* para);
    void make_text_p0(HWPPara* para, bool bParaStart);
    void make_text_p1(HWPPara* para, bool bParaStart);
    void make_text_p3(HWPPara* para, bool bParaStart);

    /* -------- rDocument->characters(x) --------- */
    void makeChars(hchar_string& rStr);

    /* -------- Special Char Parsing --------- */
    void makeFieldCode(hchar_string const& rStr, FieldCode const* hbox); //6
    void makeBookmark(Bookmark const* hbox); //6
    void makeDateFormat(DateCode* hbox); //7
    void makeDateCode(DateCode* hbox); //8
    void makeTab(); //9
    void makeTable(TxtBox* hbox);
    void makeTextBox(TxtBox* hbox);
    void makeFormula(TxtBox* hbox);
    void makeHyperText(TxtBox* hbox);
    void makePicture(Picture* hbox);
    void makePictureDRAW(HWPDrawingObject* drawobj, const Picture* hbox);
    void makeLine();
    void makeHidden(Hidden* hbox);
    void makeFootnote(Footnote* hbox);
    void makeAutoNum(AutoNum const* hbox);
    void makeShowPageNum();
    void makeMailMerge(MailMerge* hbox);
    void makeOutline(Outline const* hbox);

    /* --------- Styles Parsing ------------ */
    void makePageStyle();
    void makeColumns(ColumnDef const*);
    void makeTStyle(CharShape const*);
    void makePStyle(ParaShape const*);
    void makeFStyle(FBoxStyle*);
    void makeCaptionStyle(FBoxStyle*);
    void makeDrawStyle(HWPDrawingObject*, FBoxStyle*);
    void makeTableStyle(Table*);
    void parseCharShape(CharShape const*);
    void parseParaShape(ParaShape const*);
    static OUString getTStyleName(int);
    static OUString getPStyleName(int);

    void startEl(const OUString& el);
    void endEl(const OUString& el);
    void chars(const OUString& s);
};

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */