/*

* 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:

*

*/

#ifndef RADIOHISTORYMODEL_P_H

#define RADIOHISTORYMODEL_P_H

// System includes

#include <QList>

#include <QString>

#include <QScopedPointer>

#include <QIcon>

#include <QSqlQuery>

// User includes

#include "radiohistoryitem.h"

// Forward declarations

class RadioHistoryModel;

class RadioUiEngine;

class RadioHistoryItem;

class QSqlDatabase;

class RadioStation;

class QStringList;

class QSqlQueryModel;

class RadioHistoryModelPrivate

{

public:

    explicit RadioHistoryModelPrivate( RadioHistoryModel* model, RadioUiEngine& uiEngine );

    ~RadioHistoryModelPrivate();

    bool connectToDatabase();

    void addItem( const QString& artist, const QString& title, const RadioStation& station, bool fromRds = true );

    int rowCount() const;

    QVariant data( const int row, const int role ) const;

    void removeAll();

    enum ViewMode{ ShowAll, ShowTagged };

    void setViewMode( ViewMode mode );

    void toggleTagging( const RadioHistoryItem& item, const int row );

    RadioHistoryItem itemAtIndex( const QModelIndex& index ) const;

private:

    void refreshModel();

    QSqlQuery beginTransaction();

    enum Operation{ NoOp, InsertRows, RemoveRows, ChangeData };

    void commitTransaction( QSqlQuery& query, Operation operation, int start, int end = -1 );

public: // data

    /**

     * Pointer to the public class

     * Not own.

     */

    RadioHistoryModel*              q_ptr;

    /**

     * Reference to the ui engine

     */

    RadioUiEngine&                  mUiEngine;

    QScopedPointer<QSqlDatabase>    mDatabase;

    QScopedPointer<QSqlQueryModel>  mQueryModel;

    QString                         mRtItemHolder;

    int                             mRtItemClass;

    bool                            mTopItemIsPlaying;

    bool                            mShowDetails;

    /**

     * Non Tagged icon

     */

    QIcon                           mNonTaggedIcon;

    /**

     * Tagged icon

     */

    QIcon                           mTaggedIcon;

    ViewMode                        mViewMode;

};

#endif // RADIOHISTORYMODEL_P_H