/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#include <tools/urlobj.hxx>
#include <vcl/dialog.hxx>
#include <vcl/msgbox.hxx>
#include <vcl/button.hxx>
#include <vcl/fixed.hxx>
#include <vcl/lstbox.hxx>
#include <svl/fstathelper.hxx>
#include <unotools/pathoptions.hxx>
#include <unotools/transliterationwrapper.hxx>
#include <swtypes.hxx>
#include <swmodule.hxx>
#include <shellio.hxx>
#include <initui.hxx>
#include <glosdoc.hxx>
#include <gloslst.hxx>
#include <swunohelper.hxx>

#include <vector>

#include <utlui.hrc>
#include <gloslst.hrc>


#define STRING_DELIM (char)0x0A
#define GLOS_TIMEOUT 30000   // alle 30 s updaten
#define FIND_MAX_GLOS 20


struct TripleString
{
    String sGroup;
    String sBlock;
    String sShort;
};

class SwGlossDecideDlg : public ModalDialog
{
    OKButton        aOk;
    CancelButton    aCancel;
    HelpButton      aHelp;
    ListBox         aListLB;
    FixedLine       aFL;

    DECL_LINK(DoubleClickHdl, void*);
    DECL_LINK(SelectHdl, void*);

    public:
        SwGlossDecideDlg(Window* pParent);
    ListBox&    GetListBox() {return aListLB;}
};

SwGlossDecideDlg::SwGlossDecideDlg(Window* pParent) :
    ModalDialog(pParent, SW_RES(DLG_GLOSSARY_DECIDE_DLG)),
    aOk(this,       SW_RES(PB_OK)),
    aCancel(this,   SW_RES(PB_CANCEL)),
    aHelp(this,     SW_RES(PB_HELP)),
    aListLB(this,   SW_RES(LB_LIST)),
    aFL(this,    SW_RES(FL_GLOSS))
{
    FreeResource();
    aListLB.SetDoubleClickHdl(LINK(this, SwGlossDecideDlg, DoubleClickHdl));
    aListLB.SetSelectHdl(LINK(this, SwGlossDecideDlg, SelectHdl));
}

IMPL_LINK_NOARG(SwGlossDecideDlg, DoubleClickHdl)
{
    EndDialog(RET_OK);
    return 0;
}

IMPL_LINK_NOARG(SwGlossDecideDlg, SelectHdl)
{
    aOk.Enable(LISTBOX_ENTRY_NOTFOUND != aListLB.GetSelectEntryPos());
    return 0;
}

SwGlossaryList::SwGlossaryList() :
    bFilled(sal_False)
{
    SvtPathOptions aPathOpt;
    sPath = aPathOpt.GetAutoTextPath();
    SetTimeout(GLOS_TIMEOUT);
}

SwGlossaryList::~SwGlossaryList()
{
    ClearGroups();
}

/********************************************************************
 * Wenn der GroupName bereits bekannt ist, dann wird nur
 * rShortName gefuellt, sonst wird rGroupName ebenfals gesetzt und
 * bei Bedarf nach der richtigen Gruppe gefragt
********************************************************************/

sal_Bool SwGlossaryList::GetShortName(const String& rLongName,
                                String& rShortName, String& rGroupName )
{
    if(!bFilled)
        Update();

    std::vector<TripleString> aTripleStrings;

    sal_uInt16 nCount = aGroupArr.size();
    sal_uInt16 nFound = 0;
    for(sal_uInt16 i = 0; i < nCount; i++ )
    {
        AutoTextGroup* pGroup = aGroupArr[i];
        if(rGroupName.Len() && rGroupName != pGroup->sName)
            continue;

        for(sal_uInt16 j = 0; j < pGroup->nCount; j++)
        {
            String sLong = pGroup->sLongNames.GetToken(j, STRING_DELIM);
            if(rLongName != sLong)
                continue;

            TripleString pTriple;
            pTriple.sGroup = pGroup->sName;
            pTriple.sBlock = sLong;
            pTriple.sShort = pGroup->sShortNames.GetToken(j, STRING_DELIM);
            aTripleStrings.push_back(pTriple);
            ++nFound;
        }
    }

    sal_Bool bRet = sal_False;
    nCount = aTripleStrings.size();
    if(1 == nCount)
    {
        const TripleString& pTriple(aTripleStrings.front());
        rShortName = pTriple.sShort;
        rGroupName = pTriple.sGroup;
        bRet = sal_True;
    }
    else if(1 < nCount)
    {
        SwGlossDecideDlg aDlg(0);
        String sTitle = aDlg.GetText();
        sTitle += ' ';
        sTitle += aTripleStrings.front().sBlock;
        aDlg.SetText(sTitle);

        ListBox& rLB = aDlg.GetListBox();
        for(std::vector<TripleString>::const_iterator i = aTripleStrings.begin(); i != aTripleStrings.end(); ++i)
            rLB.InsertEntry(i->sGroup.GetToken(0, GLOS_DELIM));

        rLB.SelectEntryPos(0);
        if(RET_OK == aDlg.Execute() &&
            LISTBOX_ENTRY_NOTFOUND != rLB.GetSelectEntryPos())
        {
            const TripleString& pTriple(aTripleStrings[rLB.GetSelectEntryPos()]);
            rShortName = pTriple.sShort;
            rGroupName = pTriple.sGroup;
            bRet = sal_True;
        }
        else
            bRet = sal_False;
    }
    return bRet;
}

sal_uInt16  SwGlossaryList::GetGroupCount()
{
    if(!bFilled)
        Update();
    return aGroupArr.size();
}

/********************************************************************

********************************************************************/


String SwGlossaryList::GetGroupName(sal_uInt16 nPos, sal_Bool bNoPath, String* pTitle)
{
    OSL_ENSURE(aGroupArr.size() > nPos, "group not available");
    String sRet(aEmptyStr);
    if(nPos < aGroupArr.size())
    {
        AutoTextGroup* pGroup = aGroupArr[nPos];
        sRet = pGroup->sName;
        if(bNoPath)
            sRet = sRet.GetToken(0, GLOS_DELIM);
        if(pTitle)
            *pTitle = pGroup->sTitle;
    }
    return sRet;

}

/********************************************************************

********************************************************************/


sal_uInt16  SwGlossaryList::GetBlockCount(sal_uInt16 nGroup)
{
    OSL_ENSURE(aGroupArr.size() > nGroup, "group not available");
    if(nGroup < aGroupArr.size())
    {
        AutoTextGroup* pGroup = aGroupArr[nGroup];
        return pGroup->nCount;
    }
    return 0;
}

/********************************************************************

********************************************************************/


String  SwGlossaryList::GetBlockName(sal_uInt16 nGroup, sal_uInt16 nBlock, String& rShortName)
{
    OSL_ENSURE(aGroupArr.size() > nGroup, "group not available");
    if(nGroup < aGroupArr.size())
    {
        AutoTextGroup* pGroup = aGroupArr[nGroup];
        rShortName = pGroup->sShortNames.GetToken(nBlock, STRING_DELIM);
        return pGroup->sLongNames.GetToken(nBlock, STRING_DELIM);
    }
    return aEmptyStr;
}

/********************************************************************

********************************************************************/


void SwGlossaryList::Update()
{
    if(!IsActive())
        Start();

    SvtPathOptions aPathOpt;
    String sTemp( aPathOpt.GetAutoTextPath() );
    if(sTemp != sPath)
    {
        sPath = sTemp;
        bFilled = sal_False;
        ClearGroups();
    }
    SwGlossaries* pGlossaries = ::GetGlossaries();
    const std::vector<String> & rPathArr = pGlossaries->GetPathArray();
    String sExt( SwGlossaries::GetExtension() );
    if(!bFilled)
    {
        sal_uInt16 nGroupCount = pGlossaries->GetGroupCnt();
        for(sal_uInt16 i = 0; i < nGroupCount; i++)
        {
            String sGrpName = pGlossaries->GetGroupName(i);
            sal_uInt16 nPath = (sal_uInt16)sGrpName.GetToken(1, GLOS_DELIM).ToInt32();
            if( static_cast<size_t>(nPath) < rPathArr.size() )
            {
                AutoTextGroup* pGroup = new AutoTextGroup;
                pGroup->sName = sGrpName;

                FillGroup(pGroup, pGlossaries);
                String sName = rPathArr[nPath];
                sName += INET_PATH_TOKEN;
                sName += pGroup->sName.GetToken(0, GLOS_DELIM);
                sName += sExt;

                FStatHelper::GetModifiedDateTimeOfFile( sName,
                                                &pGroup->aDateModified,
                                                &pGroup->aDateModified );

                aGroupArr.insert( aGroupArr.begin(), pGroup );
            }
        }
        bFilled = sal_True;
    }
    else
    {
        for( size_t nPath = 0; nPath < rPathArr.size(); nPath++ )
        {
            std::vector<String> aFoundGroupNames;
            std::vector<String*> aFiles;
            SvPtrarr aDateTimeArr( 16 );

            SWUnoHelper::UCB_GetFileListOfFolder( rPathArr[nPath], aFiles,
                                                    &sExt, &aDateTimeArr );
            for( size_t nFiles = 0; nFiles < aFiles.size(); ++nFiles )
            {
                String* pTitle = aFiles[ nFiles ];
                ::DateTime* pDT = (::DateTime*) aDateTimeArr[ static_cast<sal_uInt16>(nFiles) ];

                String sName( pTitle->Copy( 0, pTitle->Len() - sExt.Len() ));

                aFoundGroupNames.push_back(sName);
                sName += GLOS_DELIM;
                sName += String::CreateFromInt32( static_cast<sal_uInt16>(nPath) );
                AutoTextGroup* pFound = FindGroup( sName );
                if( !pFound )
                {
                    pFound = new AutoTextGroup;
                    pFound->sName = sName;
                    FillGroup( pFound, pGlossaries );
                    pFound->aDateModified = *pDT;

                    aGroupArr.push_back(pFound);
                }
                else if( pFound->aDateModified < *pDT )
                {
                    FillGroup(pFound, pGlossaries);
                    pFound->aDateModified = *pDT;
                }

                // don't need any more these pointers
                delete pTitle;
                delete pDT;
            }

            sal_uInt16 nArrCount = aGroupArr.size();
            for( sal_uInt16 i = nArrCount; i; --i)
            {
                // evtl. geloeschte Gruppen entfernen
                AutoTextGroup* pGroup = aGroupArr[i - 1];
                sal_uInt16 nGroupPath = (sal_uInt16)pGroup->sName.GetToken( 1,
                                                        GLOS_DELIM).ToInt32();
                // nur die Gruppen werden geprueft, die fuer den
                // aktuellen Teilpfad registriert sind
                if( nGroupPath == static_cast<sal_uInt16>(nPath) )
                {
                    sal_Bool bFound = sal_False;
                    String sCompareGroup = pGroup->sName.GetToken(0, GLOS_DELIM);
                    for(std::vector<String>::const_iterator j = aFoundGroupNames.begin(); j != aFoundGroupNames.end() && !bFound; ++j)
                        bFound = (sCompareGroup == *j);

                    if(!bFound)
                    {
                        aGroupArr.erase(aGroupArr.begin() + i - 1);
                        delete pGroup;
                    }
                }
            }
        }
    }
}

/********************************************************************

********************************************************************/


void SwGlossaryList::Timeout()
{
    // nur, wenn eine SwView den Fokus hat, wird automatisch upgedated
    if(::GetActiveView())
        Update();
}

/********************************************************************

********************************************************************/


AutoTextGroup*  SwGlossaryList::FindGroup(const String& rGroupName)
{
    for(sal_uInt16 i = 0; i < aGroupArr.size(); i++)
    {
        AutoTextGroup* pRet = aGroupArr[i];
        if(pRet->sName == rGroupName)
            return pRet;
    }
    return 0;
}

/********************************************************************

********************************************************************/


void SwGlossaryList::FillGroup(AutoTextGroup* pGroup, SwGlossaries* pGlossaries)
{
    SwTextBlocks*   pBlock = pGlossaries->GetGroupDoc(pGroup->sName);
    pGroup->nCount = pBlock ? pBlock->GetCount() : 0;
    pGroup->sLongNames = pGroup->sShortNames = aEmptyStr;
    if(pBlock)
        pGroup->sTitle = pBlock->GetName();

    for(sal_uInt16 j = 0; j < pGroup->nCount; j++)
    {
        pGroup->sLongNames  += pBlock->GetLongName(j);
        pGroup->sLongNames  += STRING_DELIM;
        pGroup->sShortNames += pBlock->GetShortName(j);
        pGroup->sShortNames += STRING_DELIM;
    }
    pGlossaries->PutGroupDoc(pBlock);
}

/********************************************************************
    Alle (nicht mehr als FIND_MAX_GLOS) gefunden Bausteine mit
    passendem Anfang zurueckgeben
********************************************************************/

bool SwGlossaryList::HasLongName(const String& rBegin, std::vector<String> *pLongNames)
{
    if(!bFilled)
        Update();
    sal_uInt16 nFound = 0;
    sal_uInt16 nCount = aGroupArr.size();
    sal_uInt16 nBeginLen = rBegin.Len();
    const ::utl::TransliterationWrapper& rSCmp = GetAppCmpStrIgnore();

    for(sal_uInt16 i = 0; i < nCount; i++ )
    {
        AutoTextGroup* pGroup = aGroupArr[i];
        for(sal_uInt16 j = 0; j < pGroup->nCount; j++)
        {
            String sBlock = pGroup->sLongNames.GetToken(j, STRING_DELIM);
            if( rSCmp.isEqual( sBlock.Copy(0, nBeginLen), rBegin ) &&
                nBeginLen + 1 < sBlock.Len())
            {
                pLongNames->push_back( sBlock );
                nFound++;
                if(FIND_MAX_GLOS == nFound)
                    break;
            }
        }
    }
    return nFound > 0;
}

/********************************************************************

********************************************************************/
void    SwGlossaryList::ClearGroups()
{
    sal_uInt16 nCount = aGroupArr.size();
    for( sal_uInt16 i = 0; i < nCount; ++i )
        delete aGroupArr[ i ];

    aGroupArr.clear();
    bFilled = sal_False;
}


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