/* -*- 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 <TKey.hxx>

#include <TKeyColumns.hxx>

#include <com/sun/star/sdbc/XRow.hpp>

#include <com/sun/star/sdbc/XResultSet.hpp>

#include <TConnection.hxx>

#include <connectivity/TTableHelper.hxx>

using namespace connectivity;

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

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

OTableKeyHelper::OTableKeyHelper(OTableHelper* _pTable) : connectivity::sdbcx::OKey(true)

    ,m_pTable(_pTable)

{

    construct();

}

OTableKeyHelper::OTableKeyHelper(   OTableHelper* _pTable

            ,const OUString& Name

            ,const std::shared_ptr<sdbcx::KeyProperties>& _rProps

            ) : connectivity::sdbcx::OKey(Name,_rProps,true)

                ,m_pTable(_pTable)

{

    construct();

    refreshColumns();

}

void OTableKeyHelper::refreshColumns()

{

    if ( !m_pTable )

        return;

    std::vector< OUString> aVector;

    if ( !isNew() )

    {

        aVector = m_aProps->m_aKeyColumnNames;

        if ( aVector.empty() )

        {

            ::dbtools::OPropertyMap& rPropMap = OMetaConnection::getPropMap();

            OUString aSchema,aTable;

            m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_SCHEMANAME)) >>= aSchema;

            m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_NAME))       >>= aTable;

            if ( !m_Name.isEmpty() ) // foreign key

            {

                Reference< XResultSet > xResult = m_pTable->getMetaData()->getImportedKeys(m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_CATALOGNAME)),

                    aSchema,aTable);

                if ( xResult.is() )

                {

                    Reference< XRow > xRow(xResult,UNO_QUERY);

                    while( xResult->next() )

                    {

                        OUString aForeignKeyColumn = xRow->getString(8);

                        if(xRow->getString(12) == m_Name)

                            aVector.push_back(aForeignKeyColumn);

                    }

                }

            }

            if ( aVector.empty() )

            {

                const Reference< XResultSet > xResult = m_pTable->getMetaData()->getPrimaryKeys(m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_CATALOGNAME)),

                    aSchema,aTable);

                if ( xResult.is() )

                {

                    const Reference< XRow > xRow(xResult,UNO_QUERY);

                    while( xResult->next() )

                        aVector.push_back(xRow->getString(4));

                } // if ( xResult.is() )

            }

        }

    }

    if ( m_pColumns )

        m_pColumns->reFill(aVector);

    else

        m_pColumns.reset(new OKeyColumnsHelper(this,m_aMutex,aVector));

}

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