/*

* 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:

*

*/

#include <hbglobal.h>

#include "irqsonghistoryinfo.h"

#include "irqsonghistoryengine.h"

#include "irsonghistorymodel.h"

IRSongHistoryModel::IRSongHistoryModel(QObject *aParent) : QAbstractListModel(aParent)

{     

    mHistoryEngine = IRQSongHistoryEngine::openInstance();

    getAllList();

}

IRSongHistoryModel::~IRSongHistoryModel()

{

    while (!mSongHistoryList.isEmpty())

    {

        delete mSongHistoryList.takeFirst();

    }

    if (mHistoryEngine)

    {

        mHistoryEngine->closeInstance();

        mHistoryEngine = NULL;

    }

}

int IRSongHistoryModel::rowCount(const QModelIndex &aParent) const

{

    Q_UNUSED(aParent);

    return mSongHistoryList.count();

}

QVariant IRSongHistoryModel::data(const QModelIndex &aIndex, int aRole) const

{

    if (!aIndex.isValid())

    {

        return QVariant();

    }

    int row = aIndex.row();

    if (aIndex.row() >= mSongHistoryList.count())

    {

        return QVariant();

    }

    if (aRole == Qt::DisplayRole)

    {

        QVariantList list;      

        QString artistName = mSongHistoryList.at(row)->getArtistName().trimmed();

        if( "" == artistName )

        {

        }

        QString songName = mSongHistoryList.at(row)->getSongName().trimmed();

        if( "" == songName )

        {

        }

        QString stationName = mSongHistoryList.at(row)->getStationName().trimmed();       

        if (Qt::Vertical == mOrientation)

        {

            list.append(artistName);

            list.append(songName);

        }

        else

        {

            list.append(artistName + " - " + songName);

            list.append(stationName);

        }

        return list;

    }

    return QVariant();

}

IRQSongInfo* IRSongHistoryModel::getSongHistoryInfo(int aIndex)

{

    if (aIndex >= 0 && aIndex < mSongHistoryList.count())

    {

        return mSongHistoryList.at(aIndex);

    }

    return NULL;

}

void IRSongHistoryModel::clearList()

{

    while (!mSongHistoryList.isEmpty())

    {

        IRQSongInfo *firstItem = mSongHistoryList.takeFirst();

        delete firstItem;

    }

    mHistoryEngine->clearAllSongHistory();

    emit modelChanged();

}

bool IRSongHistoryModel::checkSongHistoryUpdate()

{     

    getAllList();    

    return true;

}

void IRSongHistoryModel::getAllList()

{

    mHistoryEngine->getAllSongHistory(mSongHistoryList);

    emit modelChanged();

}

void IRSongHistoryModel::setOrientation(Qt::Orientation aOrientation)

{

    mOrientation = aOrientation;

}

bool IRSongHistoryModel::deleteOneItem(int aIndex)

{

    bool ret = mHistoryEngine->deleteOneSongHistoryItem(aIndex);

    if( !ret )

    {

        return false;                

    }

    beginRemoveRows(QModelIndex(), aIndex, aIndex);

    mSongHistoryList.removeAt(aIndex);

    endRemoveRows(); 

    emit modelChanged();    

    return true;

}