#ifndef QUEUEREADER_H
#define QUEUEREADER_H

#include <QElapsedTimer>
#include <QSemaphore>
#include <QThread>
#include <QtDebug>
#include <QtMath>
#include <QMutex>

#include "model/ultrasoundModule/UsPacket.h"

/*****************************************************************************/
/**
 * @brief This class is reader part of player engine. This is a hook for player
 * bufer and pull frame from player buffer and send that to Core.
 * @author Mohammad Mohsen Talaie
 * @date 14 nov 2020
 */
/*****************************************************************************/
class QueueReader : public QThread
{
	Q_OBJECT

private:
	static QElapsedTimer _timer;
	static QMutex _locker;

	bool _reset = false;
	bool* _play;

	int _circleBufferSize;
    int _iteration;
	int* _delay;

	UsPacket* _circleBuffer;

	QSemaphore* _usedCells;
	QSemaphore* _freeCells;

public:
	QueueReader(QObject* parent = NULL) : QThread(parent)
	{
	}

	void initParams(QSemaphore* used,
	                QSemaphore* free,
	                UsPacket* circleBuffer,
	                const int circleBufferSize,
	                int* delay,
	                bool* play);

	void run() override;

	void Play();

	void reset();

    void resetIteration();

	void setPlay(bool* play);

	void waitUntilPacketAvailable();

	void watiForCompleteFPSCycleDlaye();

	void waitUntilIncomePlayOrder();

	void fetchImage();

signals:
	void sendPacketToCore(const UsPacket& output);
};

#endif //QUEUEREADER_H