/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbui.hxx"
#ifndef DBAUI_QUERYDLG_HXX
#include "querydlg.hxx"
#endif
#ifndef _DBU_QRY_HRC_
#include "dbu_qry.hrc"
#endif
#ifndef DBAUI_QUERYDLG_HRC
#include "querydlg.hrc"
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef TOOLS_DIAGNOSE_EX_H
#include <tools/diagnose_ex.h>
#endif
#ifndef DBAUI_QTABLECONNECTIONDATA_HXX
#include "QTableConnectionData.hxx"
#endif
#ifndef DBAUI_QUERYCONTROLLER_HXX
#include "querycontroller.hxx"
#endif
#ifndef DBAUI_QUERYTABLEVIEW_HXX
#include "QueryTableView.hxx"
#endif
#ifndef DBAUI_QUERYDESIGNVIEW_HXX
#include "QueryDesignView.hxx"
#endif
#ifndef _COM_SUN_STAR_SDBC_XDATABASEMETADATA_HPP_
#include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
#endif
#ifndef DBAUI_RELATIONCONTROL_HXX
#include "RelationControl.hxx"
#endif
#ifndef _SV_MSGBOX_HXX
#include <vcl/msgbox.hxx>
#endif

using namespace dbaui;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::sdbc;

namespace dbaui
{
class OJoinControl 	: public Window
{
public:
    FixedLine				aFL_Join;
	FixedText				aFT_Title;
	ListBox					aLB_JoinType;
    CheckBox                m_aCBNatural;

	OJoinControl(Window* _pParent,const ResId& _rResId);
};
OJoinControl::OJoinControl(Window* _pParent,const ResId& _rResId)
    : Window(_pParent,_rResId)
    ,aFL_Join( this, ResId( FL_JOIN,*_rResId.GetResMgr() ) )
    ,aFT_Title( this, ResId(FT_LISTBOXTITLE,*_rResId.GetResMgr()) )
    ,aLB_JoinType( this, ResId(LB_JOINTYPE,*_rResId.GetResMgr()) )
    ,m_aCBNatural( this, ResId(CB_NATURAL,*_rResId.GetResMgr()) )
{
    FreeResource();
}
// -----------------------------------------------------------------------------
} // dbaui
// -----------------------------------------------------------------------------
DBG_NAME(DlgQryJoin)
DlgQryJoin::DlgQryJoin( OQueryTableView * pParent,
					   const TTableConnectionData::value_type& _pData,
					   OJoinTableView::OTableWindowMap*	_pTableMap,
					   const Reference< XConnection >& _xConnection,
					   sal_Bool _bAllowTableSelect)
    :ModalDialog( pParent, ModuleRes(DLG_QRY_JOIN) )
    ,aML_HelpText( this, ModuleRes(ML_HELPTEXT) )
    ,aPB_OK( this, ModuleRes( PB_OK ) )
    ,aPB_CANCEL( this, ModuleRes( PB_CANCEL ) )
    ,aPB_HELP( this, ModuleRes( PB_HELP ) )
    ,m_pJoinControl( NULL )
    ,m_pTableControl( NULL )
    ,m_pTableMap(_pTableMap)
    ,m_pTableView(pParent)
    ,eJoinType(static_cast<OQueryTableConnectionData*>(_pData.get())->GetJoinType())
    ,m_pOrigConnData(_pData)
    ,m_xConnection(_xConnection)
{
	DBG_CTOR(DlgQryJoin,NULL);

	aML_HelpText.SetControlBackground( GetSettings().GetStyleSettings().GetFaceColor() );
	//////////////////////////////////////////////////////////////////////
	// Connection kopieren
	m_pConnData.reset(_pData->NewInstance());
	m_pConnData->CopyFrom(*_pData);

	m_pTableControl = new OTableListBoxControl(this,ModuleRes(WND_CONTROL),m_pTableMap,this);

    m_pJoinControl = new OJoinControl(m_pTableControl,ModuleRes(WND_JOIN_CONTROL));

    m_pJoinControl->Show();
    m_pJoinControl->m_aCBNatural.Check(static_cast<OQueryTableConnectionData*>(m_pConnData.get())->isNatural());
    m_pTableControl->Show();
	
	if( _bAllowTableSelect )
	{
		m_pTableControl->Init( m_pConnData );
		m_pTableControl->fillListBoxes();
	}
	else
	{
		m_pTableControl->fillAndDisable(m_pConnData);
		m_pTableControl->Init( m_pConnData );
	}

	m_pTableControl->lateUIInit(m_pJoinControl);

    sal_Bool bSupportFullJoin = sal_False;
	Reference<XDatabaseMetaData> xMeta;
	try
	{
		xMeta = m_xConnection->getMetaData();
		if ( xMeta.is() )
			bSupportFullJoin = xMeta->supportsFullOuterJoins();
	}
	catch(SQLException&)
	{
	}
    sal_Bool bSupportOuterJoin = sal_False;
	try
	{
		if ( xMeta.is() )
			bSupportOuterJoin= xMeta->supportsOuterJoins();
	}
	catch(SQLException&)
	{
	}

	setJoinType(eJoinType);

	aPB_OK.SetClickHdl( LINK(this, DlgQryJoin, OKClickHdl) );

	m_pJoinControl->aLB_JoinType.SetSelectHdl(LINK(this,DlgQryJoin,LBChangeHdl));
    m_pJoinControl->m_aCBNatural.SetToggleHdl(LINK(this,DlgQryJoin,NaturalToggleHdl));

	if ( static_cast<OQueryTableView*>(pParent)->getDesignView()->getController().isReadOnly() )
	{
		m_pJoinControl->aLB_JoinType.Disable();
        m_pJoinControl->m_aCBNatural.Disable();
		m_pTableControl->Disable();
	}
	else
	{
        const sal_uInt16 nCount = m_pJoinControl->aLB_JoinType.GetEntryCount();
        for (sal_uInt16 i = 0; i < nCount; ++i)
        {
            const long nJoinTyp = reinterpret_cast<long>(m_pJoinControl->aLB_JoinType.GetEntryData(i));
            if ( !bSupportFullJoin && nJoinTyp == ID_FULL_JOIN )
                m_pJoinControl->aLB_JoinType.RemoveEntry(i);
            else if ( !bSupportOuterJoin && (nJoinTyp == ID_LEFT_JOIN || nJoinTyp == ID_RIGHT_JOIN) )
                m_pJoinControl->aLB_JoinType.RemoveEntry(i);
        }

		m_pTableControl->NotifyCellChange();
        m_pTableControl->enableRelation(!static_cast<OQueryTableConnectionData*>(m_pConnData.get())->isNatural() && eJoinType != CROSS_JOIN );
	}	

	FreeResource();
}

//------------------------------------------------------------------------
DlgQryJoin::~DlgQryJoin()
{
	DBG_DTOR(DlgQryJoin,NULL);
    delete m_pJoinControl;
	delete m_pTableControl;    
}
// -----------------------------------------------------------------------------
IMPL_LINK( DlgQryJoin, LBChangeHdl, ListBox*, /*pListBox*/ )
{
	DBG_CHKTHIS(DlgQryJoin,NULL);
    if (m_pJoinControl->aLB_JoinType.GetSelectEntryPos() == m_pJoinControl->aLB_JoinType.GetSavedValue() )
        return 1;
    
    m_pJoinControl->aLB_JoinType.SaveValue();
	aML_HelpText.SetText(String());

    m_pTableControl->enableRelation(true);

    String sFirstWinName	= m_pConnData->getReferencingTable()->GetWinName();
    String sSecondWinName	= m_pConnData->getReferencedTable()->GetWinName();
    const EJoinType eOldJoinType = eJoinType;
	sal_uInt16 nResId = 0;
	const sal_uInt16 nPos = m_pJoinControl->aLB_JoinType.GetSelectEntryPos();
    const long nJoinType = reinterpret_cast<long>(m_pJoinControl->aLB_JoinType.GetEntryData(nPos));
    sal_Bool bAddHint = sal_True;
	switch ( nJoinType )
	{
		default:
		case ID_INNER_JOIN:
			nResId = STR_QUERY_INNER_JOIN;
            bAddHint = sal_False;
            eJoinType = INNER_JOIN;            
			break;
		case ID_LEFT_JOIN:
            nResId = STR_QUERY_LEFTRIGHT_JOIN;
            eJoinType = LEFT_JOIN;
            break;
        case ID_RIGHT_JOIN:
            {
			    nResId = STR_QUERY_LEFTRIGHT_JOIN;
                eJoinType = RIGHT_JOIN;
                String sTemp = sFirstWinName;
                sFirstWinName = sSecondWinName;
                sSecondWinName = sTemp;
            }
			break;
		case ID_FULL_JOIN:
			nResId = STR_QUERY_FULL_JOIN;
            eJoinType = FULL_JOIN;
			break;
        case ID_CROSS_JOIN:
            {
                nResId = STR_QUERY_CROSS_JOIN;
                eJoinType = CROSS_JOIN;
                
                m_pConnData->ResetConnLines();
                m_pTableControl->lateInit();
                m_pJoinControl->m_aCBNatural.Check(sal_False);
                m_pTableControl->enableRelation(false);
                ::rtl::OUString sEmpty;
                m_pConnData->AppendConnLine(sEmpty,sEmpty);
                aPB_OK.Enable(sal_True);
            }
            break;
	}

    m_pJoinControl->m_aCBNatural.Enable(eJoinType != CROSS_JOIN);

    if ( eJoinType != eOldJoinType && eOldJoinType == CROSS_JOIN )
    {
        m_pConnData->ResetConnLines();
    }
    if ( eJoinType != CROSS_JOIN )
    {
        m_pTableControl->NotifyCellChange();
        NaturalToggleHdl(&m_pJoinControl->m_aCBNatural);
    }

    m_pTableControl->Invalidate();

	String sHelpText = String( ModuleRes( nResId ) );
	if( nPos )
	{
		sHelpText.SearchAndReplace( String( RTL_CONSTASCII_STRINGPARAM( "%1" ) ), sFirstWinName );
		sHelpText.SearchAndReplace( String( RTL_CONSTASCII_STRINGPARAM( "%2" ) ), sSecondWinName );
	}
    if ( bAddHint )
    {
        sHelpText += String( RTL_CONSTASCII_STRINGPARAM( "\n" ) );
        sHelpText += String( ModuleRes( STR_JOIN_TYPE_HINT ) );
    }

    aML_HelpText.SetText( sHelpText );
	return 1;
}
// -----------------------------------------------------------------------------

IMPL_LINK( DlgQryJoin, OKClickHdl, Button*, /*pButton*/ )
{
	DBG_CHKTHIS(DlgQryJoin,NULL);
    
	m_pConnData->Update();
	m_pOrigConnData->CopyFrom( *m_pConnData );

	EndDialog(RET_OK);
	return 1;
}
// -----------------------------------------------------------------------------

IMPL_LINK( DlgQryJoin, NaturalToggleHdl, CheckBox*, /*pButton*/ )
{
	DBG_CHKTHIS(DlgQryJoin,NULL);
    sal_Bool bChecked = m_pJoinControl->m_aCBNatural.IsChecked();
    static_cast<OQueryTableConnectionData*>(m_pConnData.get())->setNatural(bChecked);
    m_pTableControl->enableRelation(!bChecked);
    if ( bChecked )
    {
        m_pConnData->ResetConnLines();
        try
        {
            Reference<XNameAccess> xReferencedTableColumns(m_pConnData->getReferencedTable()->getColumns());
            Sequence< ::rtl::OUString> aSeq = m_pConnData->getReferencingTable()->getColumns()->getElementNames();
            const ::rtl::OUString* pIter = aSeq.getConstArray();
            const ::rtl::OUString* pEnd	  = pIter + aSeq.getLength();
            for(;pIter != pEnd;++pIter)
            {
                if ( xReferencedTableColumns->hasByName(*pIter) )
                    m_pConnData->AppendConnLine(*pIter,*pIter);
            }            
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION();
        }
        m_pTableControl->NotifyCellChange();
        m_pTableControl->Invalidate();
    }
    
	return 1;
}
// -----------------------------------------------------------------------------
TTableConnectionData::value_type DlgQryJoin::getConnectionData() const
{
	return m_pConnData;
}
// -----------------------------------------------------------------------------
void DlgQryJoin::setValid(sal_Bool _bValid)
{
	//LBChangeHdl(&aLB_JoinType);

	aPB_OK.Enable(_bValid || eJoinType == CROSS_JOIN );
}
// -----------------------------------------------------------------------------
void DlgQryJoin::notifyConnectionChange( )
{
	setJoinType( static_cast<OQueryTableConnectionData*>(m_pConnData.get())->GetJoinType() );
    m_pJoinControl->m_aCBNatural.Check(static_cast<OQueryTableConnectionData*>(m_pConnData.get())->isNatural());
    NaturalToggleHdl(&m_pJoinControl->m_aCBNatural);
}
// -----------------------------------------------------------------------------
void DlgQryJoin::setJoinType(EJoinType _eNewJoinType)
{
	eJoinType = _eNewJoinType;
    m_pJoinControl->m_aCBNatural.Enable(eJoinType != CROSS_JOIN);

    long nJoinType = 0;
    switch ( eJoinType )
	{
		default:
		case INNER_JOIN:
			nJoinType = ID_INNER_JOIN;
			break;
		case LEFT_JOIN:
            nJoinType = ID_LEFT_JOIN;
			break;
        case RIGHT_JOIN:
			nJoinType = ID_RIGHT_JOIN;
			break;
		case FULL_JOIN:
			nJoinType = ID_FULL_JOIN;
			break;
        case CROSS_JOIN:
            nJoinType = ID_CROSS_JOIN;
            break;
	}

    const sal_uInt16 nCount = m_pJoinControl->aLB_JoinType.GetEntryCount();
    for (sal_uInt16 i = 0; i < nCount; ++i)
    {
        if ( nJoinType == reinterpret_cast<long>(m_pJoinControl->aLB_JoinType.GetEntryData(i)) )
        {
            m_pJoinControl->aLB_JoinType.SelectEntryPos(i);
            break;
        }
    }
	
	LBChangeHdl(&m_pJoinControl->aLB_JoinType);
}
// -----------------------------------------------------------------------------