/**
 * @file   MockServer.h
 * @brief  Mock XPL2 server — connects out to the client on three protocol
 *         ports.
 */
#pragma once

#include <QObject>
#include <QTcpSocket>
#include <QTimer>

class MockServer : public QObject
{
  Q_OBJECT

public:
  explicit MockServer (const QString &host, QObject *parent = nullptr);
  static void enableWireDebug ();

private slots:
  void onSocketConnected ();
  void onSocketDisconnected ();
  void onSocketMessageReady ();
  /* Send KA_PING on connected sockets, retry connection on disconnected. */
  void tick ();
  void sendJcStatusMsg ();
  void sendPhStatusMsg ();

private:
  struct Port
  {
    QTcpSocket socket;
    const char *name = nullptr;
    quint16 number = 0;
  };

  void setupPort (Port &port, const char *name, quint16 number);
  void connectAll ();
  /* Return a fixed-width "[Name:port]" tag for log lines. */
  QString logTag (const QTcpSocket *socket) const;
  /* Parse incoming line, log RX, and dispatch to the matching handler. */
  void handleCommand (Port &port, const QByteArray &line);
  void sendReply (QTcpSocket &socket, const QByteArray &data);
  void handleKaPing (Port &port, const QByteArray &params);
  void handleGsJcVersion (QTcpSocket &socket);
  void handleGsPhVersion (QTcpSocket &socket, const QByteArray &params);
  /* CN_ control command handlers */
  void handleCnJcSuccess (QTcpSocket &socket, const QByteArray &cmd);
  void handleCnPhSuccess (QTcpSocket &socket, const QByteArray &cmd,
                          const QByteArray &params);
  void handleCnPhCalibrationData (QTcpSocket &socket,
                                  const QByteArray &params);
  void handleCnPhCalibrationRawData (QTcpSocket &socket,
                                     const QByteArray &params);
  void handleCnPhCalibratedBaseFrequency (QTcpSocket &socket,
                                          const QByteArray &params);
  void handleCnStatusMessagingStart (QTcpSocket &socket, const QByteArray &cmd,
                                     const QByteArray &params);
  void handleCnStatusMessagingStop (QTcpSocket &socket, const QByteArray &cmd);
  /* CF_ configuration command handlers */
  void handleCfJcSetPurgeSettings (QTcpSocket &socket,
                                   const QByteArray &params);
  void handleCfJcSetJettingParams (QTcpSocket &socket,
                                   const QByteArray &params);
  void handleCfPhJettingParams (QTcpSocket &socket, const QByteArray &cmd,
                                const QByteArray &params);
  void handleCfJcSetter (QTcpSocket &socket, const QByteArray &params);
  void handleCfPhSetter (QTcpSocket &socket, const QByteArray &params);
  void handleCfJcGetter (QTcpSocket &socket, const QByteArray &params);
  void handleCfPhGetter (QTcpSocket &socket, const QByteArray &params);
  /* Imaging command handlers */
  void handleImagingStart (QTcpSocket &socket, const QByteArray &params);
  void handleImagingStop (QTcpSocket &socket);
  void handleImagingMaskStart (QTcpSocket &socket, const QByteArray &cmd,
                               const QByteArray &params);
  void handleImagingMaskEnd (QTcpSocket &socket, const QByteArray &cmd,
                             const QByteArray &params);
  void handleImageCount (QTcpSocket &socket);

  QString m_host;
  Port m_command;
  Port m_imaging;
  Port m_status;
  QTimer m_tickTimer;
  QTimer m_jcStatusTimer;
  QTimer m_phStatusTimer;
  int m_jcStatusLevel = 1;
  int m_phStatusLevel = 1;
  static bool s_wireDebug;
};