/*

* 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: Music Player Query Manager.

*

*/

#ifndef MPQUERYMANAGER_H_

#define MPQUERYMANAGER_H_

#include <QPixmap>

#include <QNetworkReply>

#include <QDomDocument>

#include <QMap>

#include "mpviewbase.h"

class QNetworkAccessManager;

/*!

  MpQueryManager class is responsible for performing music player

  related network queries, including retrieving the URL for the

  music.

  It emits searchUrlRetrieved signal when it has received the

  URL.

*/

class MpQueryManager : public QObject

{

    Q_OBJECT

public:

    MpQueryManager();

    ~MpQueryManager();

public:

    void clearNetworkReplies();

    void queryLocalMusicStore( QString mArtist,QString mAlbum,QString mTitle );

    void queryInspireMeItems( QString mArtist,QString mAlbum,QString mTitle );

    void clearRecommendations();

    QStringList recommendationSongs();

    QStringList recommendationArtists();

    QStringList recommendationAlbumArtsLink();

    QMap<QString, QPixmap>  recommendationAlbumArtsMap();

    int &albumArtsReadyCount();

    void insertMapItem( const QString &uri, const QPixmap &pixmap );

private slots:

    void retrieveInformationFinished( QNetworkReply* reply );

    void retrieveInformationNetworkError( QNetworkReply::NetworkError error );

    void retrieveInformationSslErrors( const QList<QSslError> &error );

    void DownloadFinished( QNetworkReply* reply );

private:

    void constructRequest( QString &uri );

    // retrieve URI from Ovi music server

    void retrieveInformation( const QString &urlEncoded );

    void composeAlbumCover( QPixmap albumart );

    QString keyValues( QStringList keys, QStringList values ) const;

    void handleParsedXML();

    bool writeImageToFile( const QByteArray &aImageData, const QString &aImageFileName );

signals:

    void networkError();

    void setAlbumArt( const QString &albumArtUri, const QString &albumArtName );

    void searchUrlRetrieved( const QString& url );

private:

    QNetworkAccessManager   *mManager;

    QNetworkAccessManager   *mDownloadManager;

    int                     mDownloadedAlbumArts;

    QList<QNetworkReply *>  mReplys;

    QDomDocument            mDomDocument;

    QString                 mArtist;

    QString                 mAlbum;

    QString                 mTitle;

    QStringList          mRecommendationAlbumArtsName;

    QStringList          mRecommendationSongs;

    QStringList          mRecommendationArtists;

    QStringList          mRecommendationAlbumArtsLink;

    QMap<QString, QPixmap>  mRecommendationAlbumArtsMap;

    int                     mAlbumArtsReadyCount;

};

#endif /* MPQUERYMANAGER_H_ */