/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

* Definition file for class NotesSortFilterProxyModel.

*

*/

// System includes

#include <QAbstractItemModel>

// User includes

#include "notessortfilterproxymodel.h"

#include "notescommon.h"

/*!

	\class NotesSortFilterProxyModel

	This class sub-classes the QSortFilterProxyModel to provide custom

	filtering and sorting functionality.

	\sa QSortFilterProxyModel.

 */

/*!

	Constructor.

	\param agendaUtil Reference to AgendaUtil.

	\param parent The parent.

 */

NotesSortFilterProxyModel::NotesSortFilterProxyModel(

		AgendaUtil &agendaUtil, QObject *parent)

:QSortFilterProxyModel(parent),

 mAgendaUtil(agendaUtil)

{

	// Nothing yet.

}

/*!

	Destructor.

 */

NotesSortFilterProxyModel::~NotesSortFilterProxyModel()

{

	// Nothing yet.

}

/*!

	Re-implemented from QSortFilterProxyModel.

	\sa QSortFilterProxyModel.

 */

bool NotesSortFilterProxyModel::lessThan(

		const QModelIndex &left, const QModelIndex &right) const

{

	return QSortFilterProxyModel::lessThan(left, right);

}

/*!

	Re-implemented from QSortFilterProxyModel.

	\sa QSortFilterProxyModel.

 */

bool NotesSortFilterProxyModel::filterAcceptsRow(

		int sourceRow,

		const QModelIndex &sourceParent) const

{

	// Get the model index of the source model.

	QModelIndex modelIndex = sourceModel()->index(

			sourceRow, filterKeyColumn(), sourceParent);

	// Get the data corresponding to that model.

	QVariant modelData = sourceModel()->data(modelIndex, filterRole());

	// Code for handling notes specific filter roles.

	switch (filterRole()) {

		case NotesNamespace::TypeRole:

		{

			AgendaEntry::Type type = (AgendaEntry::Type) (

					sourceModel()->data(

							modelIndex, filterRole()).value<int>());

			if (AgendaEntry::TypeNote == type

					&& QString("note").contains(filterRegExp())) {

				return true;

			} else if (AgendaEntry::TypeTodo == type

					&& QString("todo").contains(filterRegExp())) {

				return true;

			}

			return false;

		}

		case NotesNamespace::FavouriteRole:

		{

			int favouriteStatus = sourceModel()->data(

					modelIndex, filterRole()).value<int>();

			if (1 == favouriteStatus

					&& QString("favourites").contains(filterRegExp())) {

				return true;

			}

			return false;

		}

		default:

		{

			// Now check if the role has lists, if yes, then our login goes here.

			if (QVariant::List == modelData.type() ||

					QVariant::StringList == modelData.type()) {

				QList<QVariant> dataList = modelData.toList();

				int dataCount = dataList.count();

				for (int i = 0; i < dataCount; i++) {

					QString string = dataList.value(i).toString();

					if (string.contains(filterRegExp())) {

						return true;

					}

				}

				return false;

			}

		}

	}

	// Allow the base class to check if row accepts filter.

	return QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent);

}

// End of file	--Don't remove this.