#ifndef FRAMESENDEROBJECT_H
#define FRAMESENDEROBJECT_H

#include <QElapsedTimer>
#include <QTimer>
#include <QHash>
#include <QThread>
#include <QDebug>
#include <QMutex>
#include "can_structs.h"
#include "connections/canconmanager.h"
#include "can_trigger_structs.h"
#include "dbc/dbchandler.h"

class FrameSenderObject : public QObject
{
    Q_OBJECT

public:
    FrameSenderObject(const QVector<CANFrame> *frames);
    ~FrameSenderObject();

public slots:
    /**
     * @brief start the device. This calls piStarted
     * @note starts the working thread if required (piStart is called in the working thread context)
     */
    void initialize();

    /**
     * @brief stop the device. This calls piStop
     * @note if a working thread is used, piStop is called before exiting the working thread
     */
    void finalize();

    void startSending();
    void stopSending();

    void addSendRecord(FrameSendData record);
    void removeSendRecord(int idx);
    FrameSendData *getSendRecordRef(int idx);

signals:

private slots:
    void timerTriggered();
    void updatedFrames(int);

private:
    QList<CANFrame> sendingList;
    int currentPosition;
    QTimer *sendingTimer;
    QElapsedTimer sendingElapsed;
    quint64 sendingLastTimeStamp;
    int statusCounter;
    QList<FrameSendData> sendingData;
    QThread*            mThread_p;    
    QHash<int, CANFrame> frameCache; //hash with frame ID as the key and the most recent frame as the value
    const QVector<CANFrame> *modelFrames;
    bool inhibitChanged = false;
    QMutex mutex;
    DBCHandler *dbcHandler;

    void doModifiers(int);
    int fetchOperand(int, ModifierOperand);
    CANFrame* lookupFrame(int, int);
    void buildFrameCache();
    void processIncomingFrame(CANFrame *frame);

    /**
     * @brief starts the device
     */
    void piStart();

    /**
     * @brief stops the device
     */
    void piStop();
};

#endif // FRAMESENDEROBJECT_H