/***************************************************************************
 *   This file is part of awesome-widgets                                  *
 *                                                                         *
 *   awesome-widgets is free software: you can redistribute it and/or      *
 *   modify it under the terms of the GNU General Public License as        *
 *   published by the Free Software Foundation, either version 3 of the    *
 *   License, or (at your option) any later version.                       *
 *                                                                         *
 *   awesome-widgets is distributed in the hope that it will be useful,    *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
 ***************************************************************************/

#include "awdataengineaggregator.h"

#include <QDBusConnection>
#include <ksysguard/systemstats/DBusInterface.h>

#include "awdebug.h"


AWDataEngineAggregator::AWDataEngineAggregator(QObject *_parent)
    : QObject(_parent)
{
    qCDebug(LOG_AW) << __PRETTY_FUNCTION__;

    qDBusRegisterMetaType<KSysGuard::SensorData>();
    qDBusRegisterMetaType<KSysGuard::SensorInfo>();
    qDBusRegisterMetaType<KSysGuard::SensorDataList>();
    qDBusRegisterMetaType<QHash<QString, KSysGuard::SensorInfo>>();

    m_interface = new KSysGuard::SystemStats::DBusInterface(
            KSysGuard::SystemStats::ServiceName, KSysGuard::SystemStats::ObjectPath, QDBusConnection::sessionBus(), this);
    connect(m_interface, SIGNAL(newSensorData(KSysGuard::SensorDataList)), this,
            SLOT(updateData(KSysGuard::SensorDataList)));
    connect(m_interface, SIGNAL(sensorAdded(const QString &)), this, SLOT(sensorAdded(const QString &)));
    connect(m_interface, SIGNAL(sensorMetaDataChanged(const QHash<QString, KSysGuard::SensorInfo> &)), this,
            SLOT(updateSensor(const QHash<QString, KSysGuard::SensorInfo> &)));
    connect(m_interface, SIGNAL(sensorRemoved(const QString &)), this, SLOT(sensorRemoved(const QString &)));
}


AWDataEngineAggregator::~AWDataEngineAggregator()
{
    qCDebug(LOG_AW) << __PRETTY_FUNCTION__;

    disconnectSources();
}


void AWDataEngineAggregator::disconnectSources()
{
    m_interface->unsubscribe(m_sensors.values());
}