/**
  * @RDE_HEADER@
  * Handler for the WebSocket Interface
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Philipp Dassow, SLST, 2017-12-05
  */
#pragma once

#include <QObject>
#include <QString>

#include <LtsWebSocket/lts_web_socket_client.h>
#include "logger.h"
#include "enums.h"

class QTimer;
namespace OcBaseDownload
{
class MainHandler;
namespace WebSocketInterface
{
namespace Messages
{
class ClientMessageFactory;
class ReplyMessage;
}
class DataManager;

/**
 * @brief The WebSocketInterfaceHandler class is the main class for the WebSocketInterface
 */
class WebSocketInterfaceHandler final : public QObject
{
  Q_OBJECT
public:
  /**
   * @brief WebSocketInterfaceHandler Constructor
   * @param mainHandler MainHandler to get the HandlerStructureElement from
   */
  explicit WebSocketInterfaceHandler(MainHandler *mainHandler, QObject *parent = nullptr);

  /**
   * @brief ~WebSocketInterfaceHandler Destructor
   */
  ~WebSocketInterfaceHandler();

  /**
   * @brief init Initialises all needed classes for the WebSocketInterface
   * @return True on success, otherwise false
   */
  bool init();

  /**
   * @brief open Opens the websocket with the given parameter
   * @param hostname
   * @param port
   */
  void open(const QString &hostname, int port);

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

  /**
   * @brief send Sends the given message
   * @param msg
   */
  bool send(LtsWebSocket::ReplyMessage *message);

  /**
   * @brief setCurrentDownload sets the current download
   * @param currentDownload The new value
   */
  void setCurrentDownload(CurrentDownload currentDownload);

  /**
   * @brief Getter for current download
   * @return Value of the current download
   */
  CurrentDownload currentDownload() const;

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

private:
  void cleanup();
  void recreateWebSocket();

private:
  LtsWebSocket::LtsWebSocketClient *m_webSocketClient;
  Messages::ClientMessageFactory   *m_messageFactory;
  DataManager                      *m_dataManager;
  MainHandler                      *m_mainHandler;
  QTimer                           *m_webSocketActivityTimer;
  LOGGER_T                          m_logger;
}; // class WebSocketInterfaceHandle

} // namespace WebSocketInterface
} // namespace OcBaseDownload