/**
  * @RDE_HEADER@
  * The LtsWebSocketClient handles a websocket connection to a server
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Philipp Dassow, NLST, 2018-03-19
  */
#pragma once

#include <QObject>
#include <QAbstractSocket>

#include <LtsWebSocket/ltswebsocketclient_export.h>
#include "client_message_factory.h"
#include "logger.h"


class QThread;
namespace LtsWebSocket
{
class WebSocketHelper;

/**
 * @brief The LtsWebSocketClient class processes messages from a client connection and starts the parsing of them
 */
class LTSWEBSOCKETCLIENT_EXPORT LtsWebSocketClient
  : public QObject
  , public ReplyHandler
{
  Q_OBJECT
public:
  /**
   * @brief LtsWebSocketClient Constructor
   * @param messageFactory Convenience class for creating ClientMessage
   * @param parent QObject parent
   */
  explicit LtsWebSocketClient(AbstractClientMessageFactory *messageFactory, QObject *parent = nullptr);
  ~LtsWebSocketClient();

  /**
   * @brief open Opens a websocket with the given hostname and port
   * @param hostname Hostname
   * @param port Port of the server
   */
  void open(const QString &hostname, const unsigned short port);

  /**
   * @brief close
   */
  void close();

  /**
   * @brief addReply Sends the message to the server
   * @param message Message to be send
   */
  void addReply(ReplyMessage *message) override;

signals:
  void connected();
  void disconnected();
  void dataReceived();

private slots:
  /**
   * @brief called when the thread finsihed parsing the message so it can be processed by the main thread
   */
  void onNewClientMessage(AbstractClientMessage *clientMessage);

signals:
  void onOpen(const QString &hostname, const unsigned short port);
  void onClose();
  void onSendTextMessage(const QString &msg);

private:
  AbstractClientMessageFactory *m_messageFactory;

  QThread          *m_webSocketHelperThread;
  WebSocketHelper  *m_webSocketHelper;


  LOGGER_T m_logger;
};
} // namespace LtsWebSocketClient