loggingplugin.h

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/*
 * This program 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.
 *
 * This program 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 this program; if not, see <http://www.gnu.org/licenses/>
 */

#ifndef LOGGINGPLUGIN_H_
#define LOGGINGPLUGIN_H_

#include <coreplugin/icore.h>
#include <coreplugin/coreconstants.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/iconnection.h>
#include <extensionsystem/iplugin.h>
#include "uavobjects/uavobjectmanager.h"
#include "gcstelemetrystats.h"
#include "loggingdevice.h"
#include <uavtalk/uavtalk.h>
#include <logfile.h>

#include <QThread>
#include <QQueue>
#include <QReadWriteLock>

class LoggingPlugin;
class LoggingGadgetFactory;

class LoggingConnection : public Core::IConnection
{
    Q_OBJECT
public:
    LoggingConnection();
    virtual ~LoggingConnection();

    virtual QList<Core::IDevice *> availableDevices();
    virtual QIODevice *openDevice(Core::IDevice *deviceName);
    virtual void closeDevice(const QString &deviceName);

    virtual QString connectionName();
    virtual QString shortName();

    bool deviceOpened() { return m_deviceOpened; }
    LogFile *getLogfile() { return &logFile; }

private:
    LogFile logFile;
    LoggingDevice logDevice;

protected slots:
    void onEnumerationChanged();
    void startReplay(QString file);

protected:
    bool m_deviceOpened;
};

class LoggingThread : public QThread
{
    Q_OBJECT
public:
    ~LoggingThread();
    bool openFile(QString file, LoggingPlugin *parent);

private slots:
    void objectUpdated(UAVObject *obj);
    void transactionCompleted(UAVObject *obj, bool success);

public slots:
    void stopLogging();

protected:
    void run();
    QReadWriteLock lock;
    LogFile logFile;
    UAVTalk *uavTalk;

private:
    QQueue<UAVDataObject *> queue;

    void retrieveSettings();
    void retrieveNextObject();
};

class LoggingPlugin : public ExtensionSystem::IPlugin
{
    Q_OBJECT
    Q_PLUGIN_METADATA(IID "org.dronin.plugins.LoggingGadget")

public:
    LoggingPlugin();
    ~LoggingPlugin();

    void extensionsInitialized();
    bool initialize(const QStringList &arguments, QString *errorString);
    void shutdown();

    LoggingConnection *getLogConnection() { return logConnection; }
    LogFile *getLogfile() { return logConnection->getLogfile(); }
    void setLogMenuTitle(QString str);

signals:
    void stopLoggingSignal(void);
    void stopReplaySignal(void);
    void stateChanged(QString);

protected:
    enum { IDLE, LOGGING, REPLAY } state;
    LoggingThread *loggingThread;

    // These are used for replay, logging in its own thread
    LoggingConnection *logConnection;

private slots:
    void downloadLog();
    void toggleLogging();
    void startLogging(QString file);
    void stopLogging();
    void loggingStopped();
    void replayStarted();
    void replayStopped();

private:
    LoggingGadgetFactory *mf;
    Core::Command *cmdLogging;
    Core::Command *cmdDownload;
};
#endif /* LoggingPLUGIN_H_ */