/**
  * @RDE_HEADER@
  * Subscribe to file management service
  * $Id$
  * $HeadURL$
  * $Author$
  *
  * Created by Norbert Thoden, NLE, 2019-04-15
  */

#pragma once

#include <PluginInterfaces/gui_plugin_interface.h>
#include <Plugins/AdvancedSymbology/asb_symbol_proxy_gui_plugin_interface.h>

#include <Plugins/FileManagement/flm_data_plugin_interface.h>
#include <Plugins/OperatorManagement/opm_data_plugin_interface.h>

#include <FileManagement/flm.hpp>
#include <LtsUtilsCore/data_modification_enum.h>

#include <memory>


namespace LtsUtils
{
class RequestHelper;
}

namespace AdvancedSymbology
{

class FlmSubscriber final
    : public QObject
    , public ForeignGuiFlmSymbolsProxyInterface
    , public FileManagement::Interface::Ftc::GetFileContentDataReplyHandler
{
  Q_OBJECT
public:
  explicit FlmSubscriber(const std::shared_ptr<FileManagement::Interface::Dtc> &flmDtc,
                         const std::shared_ptr<FileManagement::Interface::Ftc> &flmFtc,
                         const std::shared_ptr<OperatorManagement::Interface::Dtc> &opmDtc);
  ~FlmSubscriber();


  bool createFlmSymbolProxy(int type_placeholder) override;  // type_placeholder: GlobalSymbols, ExerciseSymbols... to be prepared
  bool connectFlmSymbolProxy(int type_placeholder, SymbologyType symbologyType) override;

private: // methods
  bool setEtsSymbolToDict(SymbolDictionary  &dict,
                          qint32            fileContentId,
                          const QString     &name,
                          const QImage      &image,
                          const QColor      &colorToBeReplaced,
                          const QStringList &usrTags);

  bool setXmlSymbolToDict(SymbolDictionary  &dict,
                          qint32             fileContentId,
                          const QString     &operatorName,
                          qint64             lastModified,
                          const QString     &name,
                          const QString     &xmlContent,
                          const QStringList &usrTags);

protected slots:
  void onFileContentChanged(const FileManagement::FileContent &data, DataModification modType);
  void updateFileContentMap(const FileManagement::FileContent &data);

  void onLocalSymbolProxyEtsSymbolAdded(qint32            fileContentId,
                                        const QString     &name,
                                        const QImage      &image,
                                        const QColor      &colorToBeReplaced,
                                        const QStringList &usrTags);
  void onLocalSymbolProxyEtsSymbolRemoved(qint32 fileContentId, const QString &name);

  void onLocalSymbolProxyXmlSymbolAdded(qint32 fileContentId,
                                        const QString     &operatorName,
                                        qint64 lastModified,
                                        const QString     &name,
                                        const QString     &xmlContent,
                                        const QStringList &usrTags);
  void onLocalSymbolProxyXmlSymbolRemoved(qint32 fileContentId);

protected:
  /**
   * @brief onGetFileContentDataReply
   * @param reply contains the FileContentData to be processed (Symbol as SVG/ByteArray)
   */
  void onGetFileContentDataReply(const FileManagement::GetFileContentDataReply &reply) override;

  bool svgToImage(const QByteArray &svgByteArray, QImage &imageOut);

  QString operatorName(int operatorId);

  void checkForReFetching();

private: // attributes
  LOGGER_T m_logger;      ///< Interface of the Logging-Facility

  struct Private;
  /**
      * The private d->pointer to not break BC when changing internals of this class
     */
  Private *d = nullptr;

};
} // namespace AdvancedSymbology