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* with nymea GmbH in accordance with the terms of use of nymea GmbH, available
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* GNU Lesser General Public License Usage
* Alternatively, this project may be redistributed and/or modified under the
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#ifndef INTEGRATIONPLUGINSYSTEMMONITOR_H
#define INTEGRATIONPLUGINSYSTEMMONITOR_H

#include <integrations/integrationplugin.h>

#include <QDebug>
#include <QProcess>
#include <QUrlQuery>

#include "extern-plugininfo.h"

class PluginTimer;

class IntegrationPluginSystemMonitor: public IntegrationPlugin {
	Q_OBJECT
    Q_PLUGIN_METADATA(IID "io.nymea.IntegrationPlugin" FILE "integrationpluginsystemmonitor.json")
	Q_INTERFACES(IntegrationPlugin)

public:
    explicit IntegrationPluginSystemMonitor();
    ~IntegrationPluginSystemMonitor() override;

    void setupThing(ThingSetupInfo *info) override;
    void thingRemoved(Thing *thing) override;

private:
    void updateSystemMonitor(Thing *thing);
    void updateProcessMonitor(Thing *thing);

    double readTotalCpuUsage(Thing *thing);
    double readTotalMemoryUsage();
    bool readProcessMemoryUsage(qint32 pid, quint32 &total, quint32 &rss, quint32 &shared, double &percentage);
    double readProcessCpuUsage(qint32 pid, Thing *thing);

    qint32 getPidByName(const QString &processName);

private:
    PluginTimer *m_refreshTimer = nullptr;

    QHash<Thing *, qulonglong> m_oldTotalJiffies;
    QHash<Thing *, qulonglong> m_oldWorkJiffies;
    QHash<Thing *, qulonglong> m_oldProcessWorkJiffies;

};

#endif // INTEGRATIONPLUGINSYSTEMMONITOR_H