/****************************************************************************
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** Copyright (C) 2013 Jolla Ltd, author: Aaron McCarthy <aaron.mccarthy@jollamobile.com>
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** This file is part of the QtPositioning module of the Qt Toolkit.
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****************************************************************************/

#ifndef QGEOSATELLITEINFOSOURCE_GEOCLUEMASTER_H
#define QGEOSATELLITEINFOSOURCE_GEOCLUEMASTER_H

#include "qgeocluemaster.h"

#include <geoclue/geoclue-satellite.h>

#include <QtCore/qcompilerdetection.h>
#include <QtCore/QTimer>
#include <QtPositioning/QGeoSatelliteInfoSource>

QT_BEGIN_NAMESPACE

class QDBusMessage;

class QGeoSatelliteInfoSourceGeoclueMaster : public QGeoSatelliteInfoSource, public QGeoclueMaster
{
    Q_OBJECT

public:
    explicit QGeoSatelliteInfoSourceGeoclueMaster(QObject *parent = 0);
    ~QGeoSatelliteInfoSourceGeoclueMaster();

    int minimumUpdateInterval() const Q_DECL_OVERRIDE;
    Error error() const Q_DECL_OVERRIDE;

    void startUpdates() Q_DECL_OVERRIDE;
    void stopUpdates() Q_DECL_OVERRIDE;
    void requestUpdate(int timeout = 0) Q_DECL_OVERRIDE;

    void satelliteChanged(int timestamp, int satellitesUsed, int satellitesVisible,
                          const QList<int> &usedPrn, const QList<QGeoSatelliteInfo> &satInfos);

    void requestUpdateFinished(int timestamp, int satellitesUsed, int satellitesVisible,
                               const QList<int> &usedPrn, const QList<QGeoSatelliteInfo> &satInfos);

private slots:
    void requestUpdateTimeout();
    void positionProviderChanged(const QByteArray &service, const QByteArray &path);
    void satellitesChanged(const QDBusMessage &message);

private:
    bool configureSatelliteSource();
    void cleanupSatelliteSource();

    GeoclueSatellite *m_sat;
    QTimer m_requestTimer;
    QList<QGeoSatelliteInfo> m_inView;
    QList<QGeoSatelliteInfo> m_inUse;
    Error m_error;
    bool m_satellitesChangedConnected;
    bool m_running;
};

QT_END_NAMESPACE

#endif // QGEOSATELLITEINFOSOURCE_GEOCLUEMASTER_H
