/**************************************************************
 *
 * 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.
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_connectivity.hxx"


#ifndef _CONNECTIVITY_DBASE_ODbaseDatabaseMetaData_HXX_
#include "dbase/DDatabaseMetaData.hxx"
#endif
#include <com/sun/star/sdbc/DataType.hpp>
#include <com/sun/star/sdbc/ResultSetType.hpp>
#include <com/sun/star/sdbc/ColumnValue.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/sdbc/ResultSetConcurrency.hpp>
#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
#include <com/sun/star/sdbcx/XIndexesSupplier.hpp>
#include <tools/urlobj.hxx>
#include "FDatabaseMetaDataResultSet.hxx"
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include "dbase/DIndex.hxx"
#include "connectivity/FValue.hxx"
#include <comphelper/extract.hxx>
#include <comphelper/types.hxx>
#include <ucbhelper/content.hxx>
#include <rtl/logfile.hxx>

using namespace ::comphelper;
using namespace connectivity::dbase;
using namespace connectivity;
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::ucb;
using namespace ::com::sun::star::lang;

ODbaseDatabaseMetaData::ODbaseDatabaseMetaData(::connectivity::file::OConnection* _pCon) 	:ODatabaseMetaData(_pCon)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::ODbaseDatabaseMetaData" );
}
// -------------------------------------------------------------------------
ODbaseDatabaseMetaData::~ODbaseDatabaseMetaData()
{
}
// -------------------------------------------------------------------------
Reference< XResultSet > ODbaseDatabaseMetaData::impl_getTypeInfo_throw(  )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::impl_getTypeInfo_throw" );
	::osl::MutexGuard aGuard( m_aMutex );

	::connectivity::ODatabaseMetaDataResultSet* pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eTypeInfo);
    Reference< XResultSet > xRef = pResult;

	static ODatabaseMetaDataResultSet::ORows aRows;
	if(aRows.empty())
	{
		ODatabaseMetaDataResultSet::ORow aRow;
		aRow.reserve(18);

		aRow.push_back(ODatabaseMetaDataResultSet::getEmptyValue());
		aRow.push_back(new ORowSetValueDecorator(::rtl::OUString::createFromAscii("VARCHAR")));
		aRow.push_back(new ORowSetValueDecorator(DataType::VARCHAR));
		aRow.push_back(new ORowSetValueDecorator((sal_Int32)254));
		aRow.push_back(ODatabaseMetaDataResultSet::getQuoteValue());
		aRow.push_back(ODatabaseMetaDataResultSet::getQuoteValue());
		aRow.push_back(new ORowSetValueDecorator(::rtl::OUString::createFromAscii("length")));
		aRow.push_back(new ORowSetValueDecorator((sal_Int32)ColumnValue::NULLABLE));
		aRow.push_back(ODatabaseMetaDataResultSet::get1Value());
		aRow.push_back(new ORowSetValueDecorator((sal_Int32)ColumnSearch::FULL));
		aRow.push_back(ODatabaseMetaDataResultSet::get1Value());
		aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
		aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
		aRow.push_back(new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("C"))));
		aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
		aRow.push_back(ODatabaseMetaDataResultSet::get0Value());
		aRow.push_back(ODatabaseMetaDataResultSet::getEmptyValue());
		aRow.push_back(ODatabaseMetaDataResultSet::getEmptyValue());
		aRow.push_back(new ORowSetValueDecorator((sal_Int32)10));

		aRows.push_back(aRow);

		aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("LONGVARCHAR"));
		aRow[2] = new ORowSetValueDecorator(DataType::LONGVARCHAR);
		aRow[3] = new ORowSetValueDecorator((sal_Int32)2147483647);
		aRow[6] = new ORowSetValueDecorator();
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("M")));
		aRows.push_back(aRow);

		aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("DATE"));
		aRow[2] = new ORowSetValueDecorator(DataType::DATE);
		aRow[3] = new ORowSetValueDecorator((sal_Int32)10);
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("D")));
		aRows.push_back(aRow);

		aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("BOOLEAN"));
		aRow[2] = new ORowSetValueDecorator(DataType::BIT);
		aRow[3] = ODatabaseMetaDataResultSet::get1Value();
		aRow[4] = ODatabaseMetaDataResultSet::getEmptyValue();
		aRow[5] = ODatabaseMetaDataResultSet::getEmptyValue();
		aRow[6] = new ORowSetValueDecorator(::rtl::OUString());
		aRow[9] = ODatabaseMetaDataResultSet::getBasicValue();
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("L")));
		aRows.push_back(aRow);

		aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("DOUBLE"));
		aRow[2] = new ORowSetValueDecorator(DataType::DOUBLE);
		aRow[3] = new ORowSetValueDecorator((sal_Int32)8);
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("B")));
		aRows.push_back(aRow);

        aRow[11] = new ORowSetValueDecorator(sal_True);
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("Y"));
		aRows.push_back(aRow);

        aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("TIMESTAMP"));
		aRow[2] = new ORowSetValueDecorator(DataType::TIMESTAMP);
        aRow[11] = new ORowSetValueDecorator(sal_False);
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("T")));
		aRows.push_back(aRow);

        aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("INTEGER"));
		aRow[2] = new ORowSetValueDecorator(DataType::INTEGER);
		aRow[3] = new ORowSetValueDecorator((sal_Int32)10);
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("I")));
		aRows.push_back(aRow);

        aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("DECIMAL"));
		aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
		aRow[3] = new ORowSetValueDecorator((sal_Int32)20);
		aRow[6] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("length,scale"));
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("F")));
		aRows.push_back(aRow);

        aRow[1] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("NUMERIC"));
		aRow[2] = new ORowSetValueDecorator(DataType::DECIMAL);
		aRow[3] = new ORowSetValueDecorator((sal_Int32)16);
        aRow[13] = new ORowSetValueDecorator(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("N")));
		aRow[15] = new ORowSetValueDecorator((sal_Int32)16);
		aRows.push_back(aRow);
	}

	pResult->setRows(aRows);
	return xRef;
}
// -------------------------------------------------------------------------
Reference< XResultSet > SAL_CALL ODbaseDatabaseMetaData::getColumns(
	const Any& /*catalog*/, const ::rtl::OUString& /*schemaPattern*/, const ::rtl::OUString& tableNamePattern,
        const ::rtl::OUString& columnNamePattern ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getColumns" );
	::osl::MutexGuard aGuard( m_aMutex );


    Reference< XTablesSupplier > xTables = m_pConnection->createCatalog();
	if(!xTables.is())
        throw SQLException();

	Reference< XNameAccess> xNames = xTables->getTables();
	if(!xNames.is())
        throw SQLException();

	ODatabaseMetaDataResultSet::ORows aRows;
	ODatabaseMetaDataResultSet::ORow aRow(19);

	aRow[10] = new ORowSetValueDecorator((sal_Int32)10);
	Sequence< ::rtl::OUString> aTabNames(xNames->getElementNames());
	const ::rtl::OUString* pTabBegin	= aTabNames.getConstArray();
	const ::rtl::OUString* pTabEnd		= pTabBegin + aTabNames.getLength();
	for(;pTabBegin != pTabEnd;++pTabBegin)
	{
		if(match(tableNamePattern,*pTabBegin,'\0'))
		{
			Reference< XColumnsSupplier> xTable;
			::cppu::extractInterface(xTable,xNames->getByName(*pTabBegin));
			OSL_ENSURE(xTable.is(),"Table not found! Normallya exception had to be thrown here!");
			aRow[3] = new ORowSetValueDecorator(*pTabBegin);

			Reference< XNameAccess> xColumns = xTable->getColumns();
			if(!xColumns.is())
                throw SQLException();

			Sequence< ::rtl::OUString> aColNames(xColumns->getElementNames());

			const ::rtl::OUString* pBegin = aColNames.getConstArray();
			const ::rtl::OUString* pEnd = pBegin + aColNames.getLength();
			Reference< XPropertySet> xColumn;
			for(sal_Int32 i=1;pBegin != pEnd;++pBegin,++i)
			{
				if(match(columnNamePattern,*pBegin,'\0'))
				{
					aRow[4] = new ORowSetValueDecorator(*pBegin);

					::cppu::extractInterface(xColumn,xColumns->getByName(*pBegin));
					OSL_ENSURE(xColumn.is(),"Columns contains a column who isn't a fastpropertyset!");
					aRow[5] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPE))));
					aRow[6] = new ORowSetValueDecorator(getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_TYPENAME))));
					aRow[7] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_PRECISION))));
					aRow[9] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_SCALE))));
					aRow[11] = new ORowSetValueDecorator(getINT32(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISNULLABLE))));
					aRow[13] = new ORowSetValueDecorator(getString(xColumn->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_DEFAULTVALUE))));
					switch((sal_Int32)aRow[5]->getValue())
					{
					case DataType::CHAR:
					case DataType::VARCHAR:
						aRow[16] = new ORowSetValueDecorator((sal_Int32)254);
						break;
					case DataType::LONGVARCHAR:
						aRow[16] = new ORowSetValueDecorator((sal_Int32)65535);
						break;
					default:
						aRow[16] = new ORowSetValueDecorator((sal_Int32)0);
					}
					aRow[17] = new ORowSetValueDecorator(i);
					switch(sal_Int32(aRow[11]->getValue()))
					{
					case ColumnValue::NO_NULLS:
						aRow[18] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("NO"));
						break;
					case ColumnValue::NULLABLE:
						aRow[18] = new ORowSetValueDecorator(::rtl::OUString::createFromAscii("YES"));
						break;
					default:
						aRow[18] = new ORowSetValueDecorator(::rtl::OUString());
					}
					aRows.push_back(aRow);
				}
			}
		}
	}
    ::connectivity::ODatabaseMetaDataResultSet* pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eColumns);
    Reference< XResultSet > xRef = pResult;
	pResult->setRows(aRows);

	return xRef;
}
// -------------------------------------------------------------------------
Reference< XResultSet > SAL_CALL ODbaseDatabaseMetaData::getIndexInfo(
	const Any& /*catalog*/, const ::rtl::OUString& /*schema*/, const ::rtl::OUString& table,
        sal_Bool unique, sal_Bool /*approximate*/ ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getIndexInfo" );
	::osl::MutexGuard aGuard( m_aMutex );

        Reference< XTablesSupplier > xTables = m_pConnection->createCatalog();
	if(!xTables.is())
                throw SQLException();

	Reference< XNameAccess> xNames = xTables->getTables();
	if(!xNames.is())
                throw SQLException();

	ODatabaseMetaDataResultSet::ORows aRows;
	ODatabaseMetaDataResultSet::ORow aRow(14);

	aRow[5]		= new ORowSetValueDecorator(::rtl::OUString());
	aRow[10]	= new ORowSetValueDecorator(::rtl::OUString::createFromAscii("A"));

	Reference< XIndexesSupplier> xTable;
	::cppu::extractInterface(xTable,xNames->getByName(table));
	aRow[3] = new ORowSetValueDecorator(table);
	aRow[7] = new ORowSetValueDecorator((sal_Int32)3);

	Reference< XNameAccess> xIndexes = xTable->getIndexes();
	if(!xIndexes.is())
		throw SQLException();

	Sequence< ::rtl::OUString> aIdxNames(xIndexes->getElementNames());

	const ::rtl::OUString* pBegin = aIdxNames.getConstArray();
	const ::rtl::OUString* pEnd = pBegin + aIdxNames.getLength();
	Reference< XPropertySet> xIndex;
	for(;pBegin != pEnd;++pBegin)
	{
		::cppu::extractInterface(xIndex,xIndexes->getByName(*pBegin));
		OSL_ENSURE(xIndex.is(),"Indexes contains a column who isn't a fastpropertyset!");

		if(unique && !getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))))
			continue;
		aRow[4] = new ORowSetValueDecorator(getBOOL(xIndex->getPropertyValue(OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_ISUNIQUE))));
		aRow[6] = new ORowSetValueDecorator(*pBegin);

		Reference< XUnoTunnel> xTunnel(xIndex,UNO_QUERY);
		if(xTunnel.is())
		{
			ODbaseIndex* pIndex = reinterpret_cast< ODbaseIndex* >( xTunnel->getSomething(ODbaseIndex::getUnoTunnelImplementationId()) );
			if(pIndex)
			{
				aRow[11] = new ORowSetValueDecorator((sal_Int32)pIndex->getHeader().db_maxkeys);
				aRow[12] = new ORowSetValueDecorator((sal_Int32)pIndex->getHeader().db_pagecount);
			}
		}

		Reference<XColumnsSupplier> xColumnsSup(xIndex,UNO_QUERY);
		Reference< XNameAccess> xColumns = xColumnsSup->getColumns();
		Sequence< ::rtl::OUString> aColNames(xColumns->getElementNames());

		const ::rtl::OUString* pColBegin = aColNames.getConstArray();
		const ::rtl::OUString* pColEnd = pColBegin + aColNames.getLength();
		Reference< XPropertySet> xColumn;
		for(sal_Int32 j=1;pColBegin != pColEnd;++pColBegin,++j)
		{
			//	xColumns->getByName(*pColBegin) >>= xColumn;
			aRow[8] = new ORowSetValueDecorator(j);
			aRow[9] = new ORowSetValueDecorator(*pColBegin);
			aRows.push_back(aRow);
		}
	}

    ::connectivity::ODatabaseMetaDataResultSet* pResult = new ::connectivity::ODatabaseMetaDataResultSet(::connectivity::ODatabaseMetaDataResultSet::eIndexInfo);
    Reference< XResultSet > xRef = pResult;
	pResult->setRows(aRows);
	return xRef;
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL ODbaseDatabaseMetaData::getURL(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getURL" );
	::osl::MutexGuard aGuard( m_aMutex );
	return ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("sdbc:dbase:")) + m_pConnection->getURL();
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxBinaryLiteralLength(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getMaxBinaryLiteralLength" );
	return STRING_MAXLEN;
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxCharLiteralLength(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getMaxCharLiteralLength" );
	return 254;
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnNameLength(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getMaxColumnNameLength" );
	return 10;
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnsInIndex(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getMaxColumnsInIndex" );
	return 1;
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL ODbaseDatabaseMetaData::getMaxColumnsInTable(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::getMaxColumnsInTable" );
	return 128;
}
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL ODbaseDatabaseMetaData::supportsAlterTableWithAddColumn(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::supportsAlterTableWithAddColumn" );
	return sal_True;
}
// -------------------------------------------------------------------------
sal_Bool SAL_CALL ODbaseDatabaseMetaData::supportsAlterTableWithDropColumn(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::supportsAlterTableWithDropColumn" );
	return sal_False;
}
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL ODbaseDatabaseMetaData::isReadOnly(  ) throw(SQLException, RuntimeException)
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::isReadOnly" );
	::osl::MutexGuard aGuard( m_aMutex );

	sal_Bool bReadOnly = sal_False;
	static ::rtl::OUString sReadOnly = ::rtl::OUString::createFromAscii("IsReadOnly");
	::ucbhelper::Content aFile(m_pConnection->getContent(),Reference< XCommandEnvironment >());
	aFile.getPropertyValue(sReadOnly) >>= bReadOnly;

	return bReadOnly;
}
// -----------------------------------------------------------------------------
sal_Bool ODbaseDatabaseMetaData::impl_storesMixedCaseQuotedIdentifiers_throw(  )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::impl_storesMixedCaseQuotedIdentifiers_throw" );
	return sal_True;
}
// -----------------------------------------------------------------------------
sal_Bool ODbaseDatabaseMetaData::impl_supportsMixedCaseQuotedIdentifiers_throw(  )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "dbase", "Ocke.Janssen@sun.com", "ODbaseDatabaseMetaData::impl_supportsMixedCaseQuotedIdentifiers_throw" );
	return sal_True;
}
// -----------------------------------------------------------------------------