/* -*- 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 <config_features.h>
#include <config_fuzzers.h>

#include <hintids.hxx>

#include <comphelper/string.hxx>
#include <svl/voiditem.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/printer.hxx>
#include <sfx2/request.hxx>
#include <sfx2/linkmgr.hxx>
#include <sfx2/viewfrm.hxx>
#include <editeng/pbinitem.hxx>
#include <editeng/ulspitem.hxx>
#include <editeng/lrspitem.hxx>
#include <com/sun/star/frame/XModel.hpp>
#include <osl/diagnose.h>
#include <fmthdft.hxx>
#include <fmtanchr.hxx>
#include <fmtfsize.hxx>
#include <fmtornt.hxx>
#include <swwait.hxx>
#include <gloshdl.hxx>
#include <swmodule.hxx>
#include <view.hxx>
#include <docsh.hxx>
#include <fldbas.hxx>
#include <wrtsh.hxx>
#include <cmdid.h>
#include <dbmgr.hxx>
#include <fldmgr.hxx>
#include <labimg.hxx>
#include <section.hxx>
#include <pagedesc.hxx>
#include <poolfmt.hxx>

#include <strings.hrc>
#include <swabstdlg.hxx>

#include <IDocumentDeviceAccess.hxx>

#include "appenv.hxx"
#include <memory>
#include <unotxdoc.hxx>

using namespace ::com::sun::star;

constexpr OUString MASTER_LABEL = u"MasterLabel"_ustr;

static const SwFrameFormat *lcl_InsertBCText( SwWrtShell& rSh, const SwLabItem& rItem,
                        SwFrameFormat &rFormat,
                        sal_uInt16 nCol, sal_uInt16 nRow )
{
    SfxItemSetFixed<RES_VERT_ORIENT, RES_ANCHOR> aSet( rSh.GetAttrPool() );
    sal_uInt16 nPhyPageNum, nVirtPageNum;
    rSh.GetPageNum( nPhyPageNum, nVirtPageNum );

    //anchor frame to page
    aSet.Put( SwFormatAnchor( RndStdIds::FLY_AT_PAGE, nPhyPageNum ) );
    aSet.Put( SwFormatHoriOrient( rItem.m_lLeft + static_cast<SwTwips>(nCol) * rItem.m_lHDist,
                               text::HoriOrientation::NONE, text::RelOrientation::PAGE_FRAME ) );
    aSet.Put( SwFormatVertOrient( rItem.m_lUpper + static_cast<SwTwips>(nRow) * rItem.m_lVDist,
                               text::VertOrientation::NONE, text::RelOrientation::PAGE_FRAME ) );
    const SwFrameFormat *pFormat = rSh.NewFlyFrame(aSet, true,  &rFormat );  // Insert Fly
    OSL_ENSURE( pFormat, "Fly not inserted" );

    rSh.UnSelectFrame();  //Frame was selected automatically

    rSh.SetTextFormatColl( rSh.GetTextCollFromPool( RES_POOLCOLL_STANDARD ) );

    if(!rItem.m_bSynchron || !(nCol|nRow))
    {
        SwAbstractDialogFactory* pFact = SwAbstractDialogFactory::Create();
        ::GlossarySetActGroup fnSetActGroup = pFact->SetGlossaryActGroupFunc();
        if ( fnSetActGroup )
            (*fnSetActGroup)( rItem.m_sGlossaryGroup );
        SwGlossaryHdl* pGlosHdl = rSh.GetView().GetGlosHdl();
        pGlosHdl->SetCurGroup(rItem.m_sGlossaryGroup, true);
        pGlosHdl->InsertGlossary( rItem.m_sGlossaryBlockName );
    }

    return pFormat;
}

static const SwFrameFormat *lcl_InsertLabText( SwWrtShell& rSh, const SwLabItem& rItem,
                        SwFrameFormat &rFormat, SwFieldMgr& rFieldMgr,
                        sal_uInt16 nCol, sal_uInt16 nRow, bool bLast )
{
    SfxItemSetFixed<RES_VERT_ORIENT, RES_ANCHOR> aSet( rSh.GetAttrPool() );
    sal_uInt16 nPhyPageNum, nVirtPageNum;
    rSh.GetPageNum( nPhyPageNum, nVirtPageNum );

    //anchor frame to page
    aSet.Put( SwFormatAnchor( RndStdIds::FLY_AT_PAGE, nPhyPageNum ) );
    aSet.Put( SwFormatHoriOrient( rItem.m_lLeft + static_cast<SwTwips>(nCol) * rItem.m_lHDist,
                               text::HoriOrientation::NONE, text::RelOrientation::PAGE_FRAME ) );
    aSet.Put( SwFormatVertOrient( rItem.m_lUpper + static_cast<SwTwips>(nRow) * rItem.m_lVDist,
                               text::VertOrientation::NONE, text::RelOrientation::PAGE_FRAME ) );
    const SwFrameFormat *pFormat = rSh.NewFlyFrame(aSet, true,  &rFormat );  // Insert Fly
    OSL_ENSURE( pFormat, "Fly not inserted" );

    rSh.UnSelectFrame();  //Frame was selected automatically

    rSh.SetTextFormatColl( rSh.GetTextCollFromPool( RES_POOLCOLL_STANDARD ) );

    // If applicable "next dataset"
    OUString sDBName;
    if( (!rItem.m_bSynchron || !(nCol|nRow)) && !(sDBName = InsertLabEnvText( rSh, rFieldMgr, rItem.m_aWriting )).isEmpty() && !bLast )
    {
        sDBName = comphelper::string::setToken(sDBName, 3, DB_DELIM, u"True");
        SwInsertField_Data aData(SwFieldTypesEnum::DatabaseNextSet, 0, sDBName, OUString(), 0, &rSh);
        rFieldMgr.InsertField( aData );
    }

    return pFormat;
}

void SwModule::InsertLab(SfxRequest& rReq, bool bLabel)
{
    static sal_uInt16 nLabelTitleNo = 0;
    static sal_uInt16 nBCTitleNo = 0;

#if HAVE_FEATURE_DBCONNECTIVITY && !ENABLE_FUZZERS
    // Create DB-Manager
    std::unique_ptr<SwDBManager> pDBManager(new SwDBManager(nullptr));
#endif

    // Read SwLabItem from Config
    SwLabCfgItem aLabCfg(bLabel);

    // Move up Dialog
    SfxItemSetFixed<FN_LABEL, FN_LABEL> aSet( GetPool() );
    aSet.Put( aLabCfg.GetItem() );

    SwAbstractDialogFactory* pDialogFactory = SwAbstractDialogFactory::Create();

    ScopedVclPtr<AbstractSwLabDlg> pDlg(pDialogFactory->CreateSwLabDlg(rReq.GetFrameWeld(), aSet,
#if HAVE_FEATURE_DBCONNECTIVITY && !ENABLE_FUZZERS
                                                                            pDBManager.get(),
#else
                                                                            NULL,
#endif
                                                                            bLabel));

    if ( RET_OK != pDlg->Execute() )
        return;

    // Read dialog, store item in config
    const SwLabItem& rItem = static_cast<const SwLabItem&>( pDlg->
                                        GetOutputItemSet()->Get(FN_LABEL));
    aLabCfg.GetItem() = rItem;
    aLabCfg.Commit();

    // Create new document
    SfxObjectShellLock xDocSh( new SwDocShell( SfxObjectCreateMode::STANDARD));
    xDocSh->DoInitNew();

    // Printer
    Printer *pPrt = pDlg->GetPrt();
    if (pPrt)
    {
        SwDocShell *pDocSh = static_cast<SwDocShell*>(&*xDocSh);
        pDocSh->getIDocumentDeviceAccess().setJobsetup(pPrt->GetJobSetup());
    }

    SfxViewFrame* pViewFrame = SfxViewFrame::DisplayNewDocument( *xDocSh, rReq );
    if (!pViewFrame)
        return;

    SwView      *pNewView = static_cast<SwView*>( pViewFrame->GetViewShell());
    pNewView->AttrChangedNotify(nullptr);// So that SelectShell is being called.

    // Set document title
    OUString aTmp;
    if(bLabel)
    {
        aTmp = SwResId( STR_LAB_TITLE) +
            OUString::number(++nLabelTitleNo );
    }
    else
    {
        aTmp = pDlg->GetBusinessCardStr() +
            OUString::number( ++nBCTitleNo );
    }
    xDocSh->SetTitle( aTmp );

    pViewFrame->GetFrame().Appear();

    // Determine Shell
    SwWrtShell *pSh = pNewView->GetWrtShellPtr();
    OSL_ENSURE( pSh, "missing WrtShell" );

    if (pSh)
    {   // block for locks the dispatcher!!

        SwWait aWait( static_cast<SwDocShell&>(*xDocSh), true );

        CurrShell aCurr(pSh);
        pSh->SetLabelDoc(rItem.m_bSynchron);
        pSh->DoUndo( false );
        pSh->StartAllAction();

        pSh->SetNewDoc();       // Avoid performance problems

        SwPageDesc aDesc = pSh->GetPageDesc( 0 );
        SwFrameFormat&  rFormat  = aDesc.GetMaster();

        // Borders
        SvxLRSpaceItem aLRMargin( RES_LR_SPACE );
        SvxULSpaceItem aULMargin( RES_UL_SPACE );
        aLRMargin.SetLeft(SvxIndentValue::twips(o3tl::narrowing<sal_uInt16>(rItem.m_lLeft)));
        aULMargin.SetUpper(o3tl::narrowing<sal_uInt16>(rItem.m_lUpper));
        aLRMargin.SetRight(SvxIndentValue::zero());
        aULMargin.SetLower( 0 );
        rFormat.SetFormatAttr(aLRMargin);
        rFormat.SetFormatAttr(aULMargin);

        // Header and footer
        rFormat.SetFormatAttr(SwFormatHeader(false));
        aDesc.ChgHeaderShare(false);
        rFormat.SetFormatAttr(SwFormatFooter(false));
        aDesc.ChgFooterShare(false);

        aDesc.SetUseOn(UseOnPage::All);                // Site numbering

        // Set page size
        tools::Long lPgWidth, lPgHeight;
        lPgWidth  = std::max<sal_Int32>(rItem.m_lPWidth, MINLAY);
        lPgHeight = std::max<sal_Int32>(rItem.m_lPHeight, MINLAY);
        rFormat.SetFormatAttr( SwFormatFrameSize( SwFrameSize::Fixed, lPgWidth, lPgHeight ));
        // Numbering type
        SvxNumberType aType;
        aType.SetNumberingType(SVX_NUM_NUMBER_NONE);
        aDesc.SetNumType( aType );

        // Followup template
        const SwPageDesc &rFollow = pSh->GetPageDesc( pSh->GetCurPageDesc() );
        aDesc.SetFollow( &rFollow );

        pPrt = pSh->getIDocumentDeviceAccess().getPrinter( true );
        SvxPaperBinItem aItem( RES_PAPER_BIN );
        aItem.SetValue(static_cast<sal_Int8>(pPrt->GetPaperBin()));
        rFormat.SetFormatAttr(aItem);

        // Determine orientation of the resulting page
        aDesc.SetLandscape(rItem.m_lPWidth > rItem.m_lPHeight);

        pSh->ChgPageDesc( 0, aDesc );

        // Insert frame
        std::optional<SwFieldMgr> pFieldMgr;
        pFieldMgr.emplace();
        pFieldMgr->SetEvalExpFields(false);

        // Prepare border template
        SwFrameFormat* pFormat = pSh->GetFrameFormatFromPool( RES_POOLFRM_LABEL );
        sal_Int32 iResultWidth = rItem.m_lLeft + (rItem.m_nCols - 1) * rItem.m_lHDist + rItem.m_lWidth - rItem.m_lPWidth;
        sal_Int32 iResultHeight = rItem.m_lUpper + (rItem.m_nRows - 1) * rItem.m_lVDist + rItem.m_lHeight - rItem.m_lPHeight;
        sal_Int32 iWidth = (iResultWidth > 0 ? rItem.m_lWidth - (iResultWidth / rItem.m_nCols) - 1 : rItem.m_lWidth);
        sal_Int32 iHeight = (iResultHeight > 0 ? rItem.m_lHeight - (iResultHeight / rItem.m_nRows) - 1 : rItem.m_lHeight);
        SwFormatFrameSize aFrameSize(  SwFrameSize::Fixed, iWidth, iHeight );
        pFormat->SetFormatAttr( aFrameSize );

        //frame represents label itself, no border space
        SvxULSpaceItem aFrameNoULSpace( 0, 0, RES_UL_SPACE );
        SvxLRSpaceItem aFrameNoLRSpace(SvxIndentValue::zero(), SvxIndentValue::zero(),
                                       SvxIndentValue::zero(), RES_LR_SPACE);
        pFormat->SetFormatAttr( aFrameNoULSpace );
        pFormat->SetFormatAttr( aFrameNoLRSpace );

        const SwFrameFormat *pFirstFlyFormat = nullptr;
        if ( rItem.m_bPage )
        {
            SwFormatVertOrient aFrameVertOrient( pFormat->GetVertOrient() );
            aFrameVertOrient.SetVertOrient( text::VertOrientation::TOP );
            pFormat->SetFormatAttr(aFrameVertOrient);

            for ( sal_Int32 i = 0; i < rItem.m_nRows; ++i )
            {
                for ( sal_Int32 j = 0; j < rItem.m_nCols; ++j )
                {
                    pSh->Push();
                    const SwFrameFormat *pTmp = ( bLabel ?
                                             lcl_InsertLabText( *pSh, rItem, *pFormat, *pFieldMgr, j, i,
                                               i == rItem.m_nRows - 1 && j == rItem.m_nCols - 1 ) :
                                             lcl_InsertBCText( *pSh, rItem, *pFormat, j, i ) );
                    if (!(i|j))
                    {
                        pFirstFlyFormat = pTmp;

                        if (rItem.m_bSynchron)
                        {
                            // if there is no content in the fly then
                            // don't leave the fly!!!
                            pSh->Push();
                            pSh->StartOfSection();
                            bool bInFly = nullptr != pSh->WizardGetFly();
                            pSh->Pop(bInFly ? SwCursorShell::PopMode::DeleteStack : SwCursorShell::PopMode::DeleteCurrent);

                            if( bInFly )
                                pSh->EndOfSection(true); // select all content
                                                    // in the fly
                            else
                                pSh->SetMark();     // set only the mark

                            SwSectionData aSect(SectionType::Content, UIName(MASTER_LABEL));
                            pSh->InsertSection(aSect);
                        }
                    }
                    else if (rItem.m_bSynchron)
                    {
                        SwSectionData aSect(SectionType::FileLink,
                                UIName(pSh->GetUniqueSectionName()));
                        OUString sLinkName =
                            OUStringChar(sfx2::cTokenSeparator) +
                            OUStringChar(sfx2::cTokenSeparator) +
                            MASTER_LABEL;
                        aSect.SetLinkFileName(sLinkName);
                        aSect.SetProtectFlag(true);
                        pSh->Insert(u"."_ustr);   // Dummytext to allocate the Section
                        pSh->StartOfSection();
                        pSh->EndOfSection(true); // Select everything in the frame
                        pSh->InsertSection(aSect);
                    }
                    pSh->Pop(SwCursorShell::PopMode::DeleteCurrent);
                }
            }
        }
        else
        {
            pFirstFlyFormat = bLabel ?
                lcl_InsertLabText( *pSh, rItem, *pFormat, *pFieldMgr,
                        static_cast< sal_uInt16 >(rItem.m_nCol - 1),
                        static_cast< sal_uInt16 >(rItem.m_nRow - 1), true ) :
                lcl_InsertBCText(*pSh, rItem, *pFormat,
                        static_cast< sal_uInt16 >(rItem.m_nCol - 1),
                        static_cast< sal_uInt16 >(rItem.m_nRow - 1));
        }

        //fill the user fields
        if(!bLabel)
        {
            OSL_ENSURE(pDialogFactory, "SwAbstractDialogFactory fail!");
            SwLabDlgMethod SwLabDlgUpdateFieldInformation = pDialogFactory->GetSwLabDlgStaticMethod ();
            SwLabDlgUpdateFieldInformation(pSh->GetView().GetDocShell()->GetModel(), rItem);
        }

        pFieldMgr->SetEvalExpFields(true);
        pFieldMgr->EvalExpFields(pSh);

        pFieldMgr.reset();

        if (pFirstFlyFormat)
            pSh->GotoFly(pFirstFlyFormat->GetName(), FLYCNTTYPE_ALL, false);

        if (pSh->IsAnyDatabaseFieldInDoc())
            pSh->GetView().ShowUIElement(u"private:resource/toolbar/mailmerge"_ustr);

        pSh->EndAllAction();
        pSh->DoUndo();
    }

    if (pSh && rItem.m_aWriting.indexOf('<') >= 0)
    {
        // Open database browser on recently used database
        ShowDBObj( *pNewView, pSh->GetDBData() );
    }

    if( rItem.m_bSynchron )
    {
        SfxDispatcher* pDisp = pViewFrame->GetDispatcher();
        assert(pDisp && "No dispatcher in frame?");
        pDisp->Execute(FN_SYNC_LABELS, SfxCallMode::ASYNCHRON);
    }
    rReq.SetReturnValue(SfxVoidItem(bLabel ? FN_LABEL : FN_BUSINESS_CARD));

}

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