/*
 * NetworkObjectFilterProxyModel.cpp - implementation of NetworkObjectFilterProxyModel
 *
 * Copyright (c) 2017 Tobias Junghans <tobydox@users.sf.net>
 *
 * This file is part of Veyon - http://veyon.io
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 */

#include "NetworkObjectModel.h"
#include "NetworkObjectFilterProxyModel.h"

NetworkObjectFilterProxyModel::NetworkObjectFilterProxyModel( QObject* parent ) :
	QSortFilterProxyModel( parent ),
	m_groupList(),
	m_computerExcludeList(),
	m_excludeEmptyGroups( false )
{
}



void NetworkObjectFilterProxyModel::setGroupFilter( const QStringList& groupList )
{
	beginResetModel();
	m_groupList = groupList;
	endResetModel();
}



void NetworkObjectFilterProxyModel::setComputerExcludeFilter( const QStringList& computerExcludeList )
{
	beginResetModel();
	m_computerExcludeList = computerExcludeList;
	endResetModel();
}



bool NetworkObjectFilterProxyModel::filterAcceptsRow( int sourceRow, const QModelIndex& sourceParent ) const
{
	if( sourceParent.isValid() )
	{
		if( m_computerExcludeList.isEmpty() )
		{
			return true;
		}

		const auto hostAddress = sourceModel()->data( sourceModel()->index( sourceRow, 0, sourceParent ),
													  NetworkObjectModel::HostAddressRole ).toString();

		return m_computerExcludeList.contains( hostAddress, Qt::CaseInsensitive ) == false;
	}

	if( m_excludeEmptyGroups && sourceModel()->rowCount( sourceModel()->index( sourceRow, 0 ) ) == 0 )
	{
		return false;
	}

	if( m_groupList.isEmpty() )
	{
		return true;
	}

	return m_groupList.contains( sourceModel()->data( sourceModel()->index( sourceRow, 0 ) ).toString() );
}
