/**************************************************************
 * 
 * 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"
#include "ado/AResultSetMetaData.hxx"
#include <com/sun/star/sdbc/DataType.hpp>
#include <com/sun/star/sdbc/ColumnValue.hpp>
#include "ado/Awrapado.hxx"
#include "connectivity/dbexception.hxx"

using namespace connectivity;
using namespace connectivity::ado;
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::beans;
using namespace com::sun::star::sdbc;

OResultSetMetaData::OResultSetMetaData( ADORecordset* _pRecordSet)
					:	m_pRecordSet(_pRecordSet),
						m_nColCount(-1)
{
	if ( m_pRecordSet )
		m_pRecordSet->AddRef();
}
// -------------------------------------------------------------------------
OResultSetMetaData::~OResultSetMetaData()
{
	if ( m_pRecordSet )
		m_pRecordSet->Release();
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL OResultSetMetaData::getColumnDisplaySize( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid() && aField.GetActualSize() != -1)
		return aField.GetActualSize();
	return 0;
}
// -------------------------------------------------------------------------

sal_Int32 SAL_CALL OResultSetMetaData::getColumnType( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	return ADOS::MapADOType2Jdbc(aField.GetADOType());
}
// -------------------------------------------------------------------------

sal_Int32 SAL_CALL OResultSetMetaData::getColumnCount(  ) throw(SQLException, RuntimeException)
{
	if(m_nColCount != -1 )
		return m_nColCount;

	if ( !m_pRecordSet )
		return 0;

	ADOFields* pFields	= NULL;
	m_pRecordSet->get_Fields(&pFields);
	WpOLEAppendCollection<ADOFields, ADOField, WpADOField>	aFields(pFields);
	m_nColCount = aFields.GetItemCount();
	return m_nColCount;
}
// -------------------------------------------------------------------------

sal_Bool SAL_CALL OResultSetMetaData::isCaseSensitive( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	sal_Bool bRet = sal_False;
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if ( aField.IsValid() )
	{
		WpADOProperties aProps( aField.get_Properties() );
		if ( aProps.IsValid() )
			bRet = OTools::getValue( aProps, ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("ISCASESENSITIVE")) );
	}
	return bRet;
}
// -------------------------------------------------------------------------

::rtl::OUString SAL_CALL OResultSetMetaData::getSchemaName( sal_Int32 /*column*/ ) throw(SQLException, RuntimeException)
{
	return ::rtl::OUString();
}
// -------------------------------------------------------------------------

::rtl::OUString SAL_CALL OResultSetMetaData::getColumnName( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
		return aField.GetName();

	return ::rtl::OUString();
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OResultSetMetaData::getTableName( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	::rtl::OUString sTableName;

	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if ( aField.IsValid() )
	{
		WpADOProperties aProps( aField.get_Properties() );
		if ( aProps.IsValid() )
			sTableName = OTools::getValue( aProps, ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("BASETABLENAME")) );
	}
	return sTableName;
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OResultSetMetaData::getCatalogName( sal_Int32 /*column*/ ) throw(SQLException, RuntimeException)
{
	return ::rtl::OUString();
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OResultSetMetaData::getColumnTypeName( sal_Int32 /*column*/ ) throw(SQLException, RuntimeException)
{
	return ::rtl::OUString();
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OResultSetMetaData::getColumnLabel( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	return getColumnName(column);
}
// -------------------------------------------------------------------------
::rtl::OUString SAL_CALL OResultSetMetaData::getColumnServiceName( sal_Int32 /*column*/ ) throw(SQLException, RuntimeException)
{
	return ::rtl::OUString();
}
// -------------------------------------------------------------------------

sal_Bool SAL_CALL OResultSetMetaData::isCurrency( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
	{
		return ((aField.GetAttributes() & adFldFixed) == adFldFixed) && (aField.GetADOType() == adCurrency);
	}
	return sal_False;
}
// -------------------------------------------------------------------------

sal_Bool SAL_CALL OResultSetMetaData::isAutoIncrement( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	sal_Bool bRet = sal_False;
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if ( aField.IsValid() )
	{
		WpADOProperties aProps( aField.get_Properties() );
		if ( aProps.IsValid() )
		{
			bRet = OTools::getValue( aProps, ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("ISAUTOINCREMENT")) );
#if OSL_DEBUG_LEVEL > 0
			sal_Int32 nCount = aProps.GetItemCount();
			for (sal_Int32 i = 0; i<nCount; ++i)
			{
				WpADOProperty aProp = aProps.GetItem(i);
				::rtl::OUString sName = aProp.GetName();
				::rtl::OUString sVal = aProp.GetValue();
			}
#endif
		}
	}
	return bRet;
}
// -------------------------------------------------------------------------


sal_Bool SAL_CALL OResultSetMetaData::isSigned( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
	{
		DataTypeEnum eType = aField.GetADOType();
		return !(eType == adUnsignedBigInt || eType == adUnsignedInt || eType == adUnsignedSmallInt || eType == adUnsignedTinyInt);
	}
	return sal_False;
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL OResultSetMetaData::getPrecision( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
		return aField.GetPrecision();
	return 0;
}
// -------------------------------------------------------------------------
sal_Int32 SAL_CALL OResultSetMetaData::getScale( sal_Int32 column ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
		return aField.GetNumericScale();
	return 0;
}
// -------------------------------------------------------------------------

sal_Int32 SAL_CALL OResultSetMetaData::isNullable( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
	{
		return (aField.GetAttributes() & adFldIsNullable) == adFldIsNullable;
	}
	return sal_False;
}
// -------------------------------------------------------------------------

sal_Bool SAL_CALL OResultSetMetaData::isSearchable( sal_Int32 /*column*/ ) throw(SQLException, RuntimeException)
{
	return sal_True;
}
// -------------------------------------------------------------------------

sal_Bool SAL_CALL OResultSetMetaData::isReadOnly( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
	{
		//	return (aField.GetStatus() & adFieldReadOnly) == adFieldReadOnly;
	}
	return sal_False;
}
// -------------------------------------------------------------------------

sal_Bool SAL_CALL OResultSetMetaData::isDefinitelyWritable( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	WpADOField aField = ADOS::getField(m_pRecordSet,column);
	if(aField.IsValid())
	{
		return (aField.GetAttributes() & adFldUpdatable) == adFldUpdatable;
	}
	return sal_False;
;
}
// -------------------------------------------------------------------------
sal_Bool SAL_CALL OResultSetMetaData::isWritable( sal_Int32 column ) throw(SQLException, RuntimeException)
{
	return isDefinitelyWritable(column);
}
// -------------------------------------------------------------------------