/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice 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 .
 */
#include "xmlFixedContent.hxx"
#include "xmlfilter.hxx"
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmlnmspe.hxx>
#include <xmloff/ProgressBarHelper.hxx>
#include "xmlEnums.hxx"
#include "xmlCell.hxx"
#include <strings.hxx>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/report/XFormattedField.hpp>
#include <com/sun/star/report/XFixedText.hpp>
#include <com/sun/star/text/ControlCharacter.hpp>
#include "xmlTable.hxx"
#include <xmloff/XMLCharContext.hxx>
#include <osl/diagnose.h>

namespace rptxml
{
    using namespace ::com::sun::star;

namespace {

class OXMLCharContent: public XMLCharContext
{
    OXMLFixedContent* m_pFixedContent;

public:
    OXMLCharContent(
            SvXMLImport& rImport,
            OXMLFixedContent* _pFixedContent,
            const uno::Reference< xml::sax::XFastAttributeList > & xAttrList,
            sal_Unicode c,
            bool bCount );
    OXMLCharContent(
            SvXMLImport& rImport,
            OXMLFixedContent* _pFixedContent,
            sal_Int16 nControl );
    OXMLCharContent(const OXMLCharContent&) = delete;
    OXMLCharContent& operator=(const OXMLCharContent&) = delete;

    virtual void InsertControlCharacter(sal_Int16   _nControl) override;
    virtual void InsertString(const OUString& _sString) override;
};

}

OXMLCharContent::OXMLCharContent(
        SvXMLImport& rImport,
        OXMLFixedContent* _pFixedContent,
        const uno::Reference< xml::sax::XFastAttributeList > & xAttrList,
        sal_Unicode c,
        bool bCount )
    : XMLCharContext(rImport,xAttrList,c,bCount)
    ,m_pFixedContent(_pFixedContent)
{
}

OXMLCharContent::OXMLCharContent(
        SvXMLImport& rImport,
        OXMLFixedContent* _pFixedContent,
        sal_Int16 nControl )
    : XMLCharContext(rImport,nControl)
    ,m_pFixedContent(_pFixedContent)
{
}

void OXMLCharContent::InsertControlCharacter(sal_Int16   _nControl)
{
    switch( _nControl )
    {
        case ControlCharacter::LINE_BREAK:
            m_pFixedContent->characters("\n");
            break;
        default:
            OSL_FAIL("Not supported control character");
            break;
    }
}

void OXMLCharContent::InsertString(const OUString& _sString)
{
    m_pFixedContent->characters(_sString);
}


OXMLFixedContent::OXMLFixedContent( ORptFilter& rImport
                ,OXMLCell& _rCell
                ,OXMLTable* _pContainer
                ,OXMLFixedContent* _pInP) :
    OXMLReportElementBase( rImport,nullptr,_pContainer)
,m_rCell(_rCell)
,m_pInP(_pInP)
,m_bFormattedField(false)
{
}


OXMLFixedContent::~OXMLFixedContent()
{

}


css::uno::Reference< css::xml::sax::XFastContextHandler > OXMLFixedContent::createFastChildContext(
        sal_Int32 nElement,
        const css::uno::Reference< css::xml::sax::XFastAttributeList > & xAttrList )
{
    css::uno::Reference< css::xml::sax::XFastContextHandler > xContext = OXMLReportElementBase::createFastChildContext(nElement,xAttrList);
    if (xContext)
        return xContext;

    static const char s_sStringConcat[] = " & ";

    m_rImport.GetProgressBarHelper()->Increment( PROGRESS_BAR_STEP );
    switch( nElement )
    {
        case XML_ELEMENT(TEXT, XML_P):
            xContext = new OXMLFixedContent(m_rImport,m_rCell,m_pContainer,this);
            break;
        case XML_ELEMENT(TEXT, XML_TAB):
            xContext = new OXMLCharContent( m_rImport, this, xAttrList,
                                                0x0009, false );
            break;

        case XML_ELEMENT(TEXT, XML_LINE_BREAK):
            xContext = new OXMLCharContent( m_rImport, this,
                                                ControlCharacter::LINE_BREAK );
            break;

        case XML_ELEMENT(TEXT, XML_S):
            xContext = new OXMLCharContent( m_rImport, this, xAttrList,
                                                0x0020, true );
            break;
        case XML_ELEMENT(TEXT, XML_PAGE_NUMBER):
            m_sPageText += OUStringLiteral(s_sStringConcat) + " PageNumber()";
            m_bFormattedField = true;
            break;
        case XML_ELEMENT(TEXT, XML_PAGE_COUNT):
            m_sPageText += OUStringLiteral(s_sStringConcat) + " PageCount()";
            m_bFormattedField = true;
            break;
        default:
            ;
    }
    return xContext;
}

void OXMLFixedContent::endFastElement(sal_Int32 nElement)
{
    if ( !m_pInP )
        return;

    const Reference<XMultiServiceFactory> xFactor(m_rImport.GetModel(),uno::UNO_QUERY);
    if ( m_bFormattedField )
    {
        uno::Reference< uno::XInterface> xInt = xFactor->createInstance(SERVICE_FORMATTEDFIELD);
        Reference< report::XFormattedField > xControl(xInt,uno::UNO_QUERY);
        xControl->setDataField("rpt:" + m_sPageText);
        OSL_ENSURE(xControl.is(),"Could not create FormattedField!");
        m_pInP->m_xReportComponent = xControl.get();
        m_xReportComponent = xControl.get();
    }
    else
    {
        Reference< XFixedText > xControl(xFactor->createInstance(SERVICE_FIXEDTEXT),uno::UNO_QUERY);
        OSL_ENSURE(xControl.is(),"Could not create FixedContent!");
        m_pInP->m_xReportComponent = xControl.get();
        m_xReportComponent = xControl.get();
        xControl->setLabel(m_sLabel);
    }

    m_pContainer->addCell(m_xReportComponent);
    m_rCell.setComponent(m_xReportComponent);

    OXMLReportElementBase::endFastElement(nElement);
}

void OXMLFixedContent::characters( const OUString& rChars )
{
    m_sLabel += rChars;
    if ( !rChars.isEmpty() )
    {
        static const char s_Quote[] = "\"";
        if ( !m_sPageText.isEmpty() )
        {
            m_sPageText += " & ";
        }

        m_sPageText += s_Quote + rChars + s_Quote;
    }
}


} // namespace rptxml


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