/****************************************************************************
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** Public License version 3.0 as published by the Free Software Foundation
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****************************************************************************/

#include "qgeosatelliteinfosource_simulator_p.h"
#include "qlocationconnection_simulator_p.h"
#include "qlocationdata_simulator_p.h"

QTM_BEGIN_NAMESPACE

QGeoSatelliteInfoSourceSimulator::QGeoSatelliteInfoSourceSimulator(QObject *parent)
    : QGeoSatelliteInfoSource(parent)
    , timer(new QTimer(this))
    , requestTimer(new QTimer(this))
{
    ensureSimulatorConnection();

    timer->setInterval(5000);
    connect(timer, SIGNAL(timeout()), this, SLOT(updateData()));
    requestTimer->setSingleShot(true);
    connect(requestTimer, SIGNAL(timeout()), this, SLOT(updateData()));
}

void QGeoSatelliteInfoSourceSimulator::startUpdates()
{
    timer->start();
}

void QGeoSatelliteInfoSourceSimulator::stopUpdates()
{
    timer->stop();
}

void QGeoSatelliteInfoSourceSimulator::requestUpdate(int timeout)
{
    if (!requestTimer->isActive()) {
        // Get a single update within timeframe
        if (timeout < 0)
            emit requestTimeout();
        else {
            requestTimer->start(timeout * qreal(0.75));
        }
    }
}

void QGeoSatelliteInfoSourceSimulator::updateData()
{
    QList<QGeoSatelliteInfo> satellitesInUse;
    QList<QGeoSatelliteInfo> satellitesInView;

    QGeoSatelliteInfoData *data = qtSatelliteInfo();
    for(int i = 0; i < data->satellites.count(); i++) {
        QGeoSatelliteInfoData::SatelliteInfo info = data->satellites.at(i);
        QGeoSatelliteInfo satInfo;
        satInfo.setPrnNumber(info.prn);
        satInfo.setAttribute(QGeoSatelliteInfo::Azimuth, info.azimuth);
        satInfo.setAttribute(QGeoSatelliteInfo::Elevation, info.elevation);
        satInfo.setSignalStrength(info.signalStrength);
        satellitesInView.append(satInfo);
        if (info.inUse)
            satellitesInUse.append(satInfo);
    }
    emit satellitesInViewUpdated(satellitesInView);
    emit satellitesInUseUpdated(satellitesInUse);
}

#include "moc_qgeosatelliteinfosource_simulator_p.cpp"
QTM_END_NAMESPACE