/* -*- 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 <hsqldb/HCatalog.hxx>
#include <hsqldb/HUsers.hxx>
#include <hsqldb/HTables.hxx>
#include <hsqldb/HViews.hxx>
#include <com/sun/star/sdbc/SQLException.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/sdbc/XResultSet.hpp>
#include <comphelper/types.hxx>


using namespace connectivity;
using namespace connectivity::hsqldb;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;

OHCatalog::OHCatalog(const Reference< XConnection >& _xConnection) : sdbcx::OCatalog(_xConnection)
                ,m_xConnection(_xConnection)
{
}

void OHCatalog::refreshObjects(const Sequence< OUString >& _sKindOfObject,::std::vector< OUString>& _rNames)
{
    Reference< XResultSet > xResult = m_xMetaData->getTables(Any(),
                                                            "%",
                                                            "%",
                                                            _sKindOfObject);
    fillNames(xResult,_rNames);
}

void OHCatalog::refreshTables()
{
    ::std::vector< OUString> aVector;

    Sequence< OUString > sTableTypes {"VIEW", "TABLE"};

    refreshObjects(sTableTypes,aVector);

    if ( m_pTables )
        m_pTables->reFill(aVector);
    else
        m_pTables.reset( new OTables(m_xMetaData,*this,m_aMutex,aVector) );
}

void OHCatalog::refreshViews()
{
    Sequence< OUString > aTypes { "VIEW" };

    bool bSupportsViews = false;
    try
    {
        Reference<XResultSet> xRes = m_xMetaData->getTableTypes();
        Reference<XRow> xRow(xRes,UNO_QUERY);
        while ( xRow.is() && xRes->next() )
        {
            if ( (bSupportsViews = xRow->getString(1).equalsIgnoreAsciiCase(aTypes[0])) )
            {
                break;
            }
        }
    }
    catch(const SQLException&)
    {
    }

    ::std::vector< OUString> aVector;
    if ( bSupportsViews )
        refreshObjects(aTypes,aVector);

    if ( m_pViews )
        m_pViews->reFill(aVector);
    else
        m_pViews.reset( new HViews( m_xConnection, *this, m_aMutex, aVector ) );
}

void OHCatalog::refreshGroups()
{
}

void OHCatalog::refreshUsers()
{
    ::std::vector< OUString> aVector;
    Reference< XStatement > xStmt = m_xConnection->createStatement(  );
    Reference< XResultSet >  xResult = xStmt->executeQuery("select User from hsqldb.user group by User");
    if ( xResult.is() )
    {
        Reference< XRow > xRow(xResult,UNO_QUERY);
        while( xResult->next() )
            aVector.push_back(xRow->getString(1));
        ::comphelper::disposeComponent(xResult);
    }
    ::comphelper::disposeComponent(xStmt);

    if(m_pUsers)
        m_pUsers->reFill(aVector);
    else
        m_pUsers.reset( new OUsers(*this,m_aMutex,aVector,m_xConnection,this) );
}

Any SAL_CALL OHCatalog::queryInterface( const Type & rType )
{
    if ( rType == cppu::UnoType<XGroupsSupplier>::get())
        return Any();

    return OCatalog::queryInterface(rType);
}

Sequence< Type > SAL_CALL OHCatalog::getTypes(  )
{
    Sequence< Type > aTypes = OCatalog::getTypes();
    std::vector<Type> aOwnTypes;
    aOwnTypes.reserve(aTypes.getLength());
    const Type* pBegin = aTypes.getConstArray();
    const Type* pEnd = pBegin + aTypes.getLength();
    for(;pBegin != pEnd;++pBegin)
    {
        if ( *pBegin != cppu::UnoType<XGroupsSupplier>::get())
        {
            aOwnTypes.push_back(*pBegin);
        }
    }
    return Sequence< Type >(aOwnTypes.data(), aOwnTypes.size());
}


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