/**
  * Exercise Handler - checks the avilable exercises and creates subhandlers fort each of them
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Ehrlicher, SLSE, 2016-04-14
  */
#pragma once

#include <QHash>
#include <QObject>
#include "dds_handler_exercise.h"

#include <ParticipantManagement/ppm_ftc.h>

namespace WarehouseManagement
{
class ExercisesHandler;
class ExerciseParticipantHandler : public QObject,
                                   protected ParticipantManagement::Interface::Ftc::RegisterParticipantReplyHandler
{

  Q_OBJECT
public:
  ExerciseParticipantHandler(const dds::domain::DomainParticipant &domainParticipant,
                             int exerciseId,
                             ExercisesHandler *exercisesHandler);
  ~ExerciseParticipantHandler();

  bool init();
  ParticipantManagement::Party getParty(int partyId) const;
  QString getHierarchyFromParticipant(int participantId, const QMap<int, ParticipantManagement::Participant> &allParticipants) const;
  QMap<qint32, ParticipantManagement::Participant> getParticipants() const;
  ParticipantManagement::Participant getParticipant(int participantId) const;

  void registerParticipant(qint32 participantId,
                           ParticipantManagement::ParticipantAssignState assignState,
                           const dds::core::optional<int> &equipNo,
                           const dds::core::optional<QString> &identification,
                           const dds::core::optional<QString> &info);

Q_SIGNALS:
  void registrationReturnValue(int exerciseId, qint32 participantId, ParticipantManagement::RegisterReturnValue retValue);
  void participantChanged(const ParticipantManagement::Participant&, DataModification modType, int exerciseId);

private:
  void participantAdded(const ParticipantManagement::Participant &participant);
  void participantModified(const ParticipantManagement::Participant &participant);
  void participantRemoved(const ParticipantManagement::Participant &participant);
  void emitChangedForInferiors(const ParticipantManagement::Participant &participant);

  void addParticipant(int participantId, int equipmentNumber);
  void removeParticipant(int participantId, int equipmentNumber);

private Q_SLOTS:
  void onParticipantChanged(const ParticipantManagement::Participant &data, DataModification modType);
  void onPartyChanged(const ParticipantManagement::Party &data, DataModification modType);
  void onRegisterParticipantReply(const ParticipantManagement::RegisterReply &reply) override final;

private:
  int m_exerciseId;
  std::shared_ptr<DdsHandlerExercise> m_ddsHandlerExercise; // for the specific exercise
  ExercisesHandler *m_exercisesHandler;
  // QMultiMap<participantId, equipmentId>
  QHash<int, int> m_participantId2EquipmentNumber;
  QHash<int, ParticipantManagement::Party> m_partyMap;
  NGL::INGLLogger &m_logger;
};
} // namespace WarehouseManagement