/**************************************************************
 * 
 * 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_connectivity.hxx"
#include "connectivity/TKeyColumns.hxx"
#include "connectivity/sdbcx/VKeyColumn.hxx"
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/sdbc/XResultSet.hpp>
#include <com/sun/star/sdbc/DataType.hpp>
#include <com/sun/star/sdbc/ColumnValue.hpp>
#include <comphelper/extract.hxx>
#include <comphelper/property.hxx>
#include "TConnection.hxx"
#include "connectivity/TTableHelper.hxx"

using namespace connectivity;
using namespace connectivity::sdbcx;
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;

// -------------------------------------------------------------------------
OKeyColumnsHelper::OKeyColumnsHelper(	OTableKeyHelper* _pKey,
				::osl::Mutex& _rMutex,
				const ::std::vector< ::rtl::OUString> &_rVector)
			: connectivity::sdbcx::OCollection(*_pKey,sal_True,_rMutex,_rVector)
			,m_pKey(_pKey)
{
}
// -------------------------------------------------------------------------
sdbcx::ObjectType OKeyColumnsHelper::createObject(const ::rtl::OUString& _rName)
{
	::dbtools::OPropertyMap& rPropMap = OMetaConnection::getPropMap();
	::rtl::OUString aSchema,aTable;
	m_pKey->getTable()->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_SCHEMANAME))	>>= aSchema;
	m_pKey->getTable()->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_NAME))			>>= aTable;

	// frist get the related column to _rName
	Reference< XResultSet > xResult = m_pKey->getTable()->getMetaData()->getImportedKeys(
			m_pKey->getTable()->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_CATALOGNAME)),aSchema,aTable);

	::rtl::OUString aRefColumnName;
	if ( xResult.is() )
	{
		Reference< XRow > xRow(xResult,UNO_QUERY);
		::rtl::OUString aTemp;
		while(xResult->next())
		{
			aTemp = xRow->getString(4);
			if(xRow->getString(8) == _rName && m_pKey->getName() == xRow->getString(12))
			{
				aRefColumnName = aTemp;
				break;
			}
		}
	}

	sdbcx::ObjectType xRet;

	// now describe the column _rName and set his related column
	xResult = m_pKey->getTable()->getMetaData()->getColumns(
				m_pKey->getTable()->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_CATALOGNAME)),aSchema,aTable,_rName);

	if ( xResult.is() )
	{
		Reference< XRow > xRow(xResult,UNO_QUERY);
		if ( xResult->next() )
		{
			if ( xRow->getString(4) == _rName )
			{
				sal_Int32 nDataType = xRow->getInt(5);
				::rtl::OUString aTypeName(xRow->getString(6));
				sal_Int32 nSize = xRow->getInt(7);
				sal_Int32 nDec	= xRow->getInt(9);
				sal_Int32 nNull	= xRow->getInt(11);
				::rtl::OUString sColumnDef;
				try
				{
					sColumnDef = xRow->getString(13);
				}
				catch(const SQLException&)
				{
					// somethimes we get an error when asking for this param
				}

				OKeyColumn* pRet = new OKeyColumn(aRefColumnName,
													_rName,
													aTypeName,
													sColumnDef,
													nNull,
													nSize,
													nDec,
													nDataType,
													sal_False,
													sal_False,
													sal_False,
													isCaseSensitive());
				xRet = pRet;
			}
		}
	}

	return xRet;
}
// -------------------------------------------------------------------------
Reference< XPropertySet > OKeyColumnsHelper::createDescriptor()
{
	return new OKeyColumn(isCaseSensitive());
}
// -------------------------------------------------------------------------
void OKeyColumnsHelper::impl_refresh() throw(::com::sun::star::uno::RuntimeException)
{
	m_pKey->refreshColumns();
}
// -----------------------------------------------------------------------------