/**
  * @RDE_HEADER@
  * Display Panel Simulator TCP Server; observes the given port and emits the incoming messages
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Florian Schult, SLSE, 2016-03-18
  */
#pragma once

//===Include specifications==================================================
#include <QtCore/QObject>
#include <NGLLogger/INGLLogger.h>

#include "customMapsAndEnum.h"

//===Forward declarations====================================================
class QLabel;
class QTcpServer;
class QTcpSocket;
class QLedLine;

//===Class specifications====================================================
/**
 * Display panel simulator TCP server.
 */
class DisplayPanelSimulatorTcpServer: public QObject
{
  Q_OBJECT

  // References -------------------------------------------------------------
private:
  /**
   * Reference of the display panel simulator TCP server.
   */
  QTcpServer *mp_server;

  /**
   * Reference of the display panel simulator TCP socket.
   */
  QTcpSocket *mp_socket;

  int              m_port;
  NGL::INGLLogger &m_logger;

  // Slots ------------------------------------------------------------------
private Q_SLOTS:
  void handleServerNewConnection();
  void handleSocketReadyRead();

  // Signals ----------------------------------------------------------------
Q_SIGNALS:
  void debugMessage(int port, const QString &message, MsgLvl lvl);
  void plainMessage(const QString &message);

  // Methods ----------------------------------------------------------------
private:
  void evaluateData(const QByteArray &data);
  static char calculateChecksum(const QByteArray &data);

public:
  explicit DisplayPanelSimulatorTcpServer(QObject *parent = nullptr);
  virtual ~DisplayPanelSimulatorTcpServer();
  void start(int port);
};

//===========================================================================