/**
  * @RDE_HEADER@
  * TTCI-Server Library
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Patric Karwat, NLS, 2019-01-17
  */

#pragma once

#include <QObject>
#include <QTimer>
#include <QTcpSocket>
#include <QSerialPort>
#include <LtsSerialPortQuerry/lts_serial_port_querry.h>
namespace NGL
{
class INGLLogger;
}

namespace TrainingAreaBaseOC
{

// a connection to a PU over TTCI
class Device : public QObject
{
  Q_OBJECT
public:
  explicit Device(QObject *parent = nullptr, bool tcpMode = false);
  virtual ~Device();

  bool close();

  QString portName() const;
  QTcpSocket *port() { return m_socket; }
  bool isOpen() const;

  bool writeData(const QChar destination, const QByteArray &payload);

signals:
  void dataAvailable(const QByteArray &payload);
  void disconnectedFromEq();

public slots:
  void onDataAvailable();
  void reOpen();
  bool open();
  void handleError(QAbstractSocket::SocketError error);
  void handleSerialError(QSerialPort::SerialPortError error);

protected:
  void parseBuffer();
  static unsigned char calcChecksum(const QByteArray &checksumData);
private:
  LtsSerialPortQuerry::LtsSerialPortQuerry *m_spQuerry = nullptr;
  QTcpSocket  *m_socket = nullptr;
  QSerialPort *m_serialPort = nullptr;
  QByteArray m_buffer;
  QByteArray m_payload;
  QTimer      *m_restartTimer = nullptr;
  QTimer      *m_receiveTimeoutTimer = nullptr;
  int m_errCnt = 0;
  bool m_tcpMode = false;
  NGL::INGLLogger &m_logger;
};
} // namespace TrainingAreaBaseOC