/*

* Copyright (c) 2010 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: Single day item view model

*

*/

#include <calenservices.h>

#include <agendautil.h>

#include "calendaymodel.h"

/*!

	BC Day Model constructor

	\a date defined day for which entries will be fetched \a services is handle to 

	organizer services \a parent

 */

CalenDayModel::CalenDayModel(const QDateTime &date, MCalenServices &services,

									QObject *parent)

									: QAbstractListModel(parent), mServices(services)

{

	if (date.isValid())

		{

		loadAndStoreInstances(date);

		}

}

/*

    \reimp

 */

int CalenDayModel::rowCount( const QModelIndex &parent ) const

{

    Q_UNUSED( parent )

    return mEntryList.count();

}

/*

    \reimp

 */

QVariant CalenDayModel::data(const QModelIndex &index, int role) const

{

    if (!index.isValid())

    	{

        return QVariant();

    	}

    if (index.row() >= mEntryList.count())

    	{

        return QVariant();

    	}

    if (role == CalenDayEntry)

    	{

        return mEntryList.at(index.row());

    	}

    else

    	{

        return QVariant();

    	}

}

/*!

	Resets model. Old events are removed. Evenets for given day are fetched.

	\a date defined day for which entries will be fetched

 */

void CalenDayModel::refreshModel(const QDateTime &date)

{

	beginResetModel();

	loadAndStoreInstances(date);

	endResetModel();

}

/*!

	Fetches entries via. organizer API and stores it in member container 

 */

void CalenDayModel::loadAndStoreInstances(const QDateTime &date)

{   

	mDateTime = date;

    //Filter flags

	AgendaUtil::FilterFlags filter = AgendaUtil::FilterFlags(

			AgendaUtil::IncludeAppointments | AgendaUtil::IncludeEvents);

	QList<AgendaEntry> list;

	// Fetch the instance list from the agenda interface

	list = mServices.agendaInterface()->createEntryIdListForDay(date, filter);

	mEntryList.clear();

	foreach(AgendaEntry entry, list)

		{

		mEntryList.append(QVariant::fromValue(entry));

		}

}

/*!

	Retruns date (day). Model holds events for this day. 

 */

QDateTime CalenDayModel::modelDate() const

{

	return mDateTime;

}