#pragma once

#include <LtsSession/ltssession_export.h>
#include <LtsWidgets/lts_dialog.h>
#include <DDS/Core/core_ftc.h>

#include <QPointer>
#include <memory>

#include <NGLLogger/NGLLoggerBootstrap.h>


/*
  Anmerkungen:
  slotTryLock
    -> slotTryLock
               -> tryLockEntityRequest
               <- onTryLockEntityReply
      emit signalLockDialog | emit signalUnlockDialog

      PpmGuiPlugin:
      - ParticipantOrganisationDialog (asSupportService==false)
        a) avoid disabling by overloading ::lock() -> yes
        b) use tryLockTopicNew -> yes

      - ParticipantEdit (asSupportService==false||true)
        a) avoid disabling by overloading ::lock() -> yes
        b) use tryLockTopicNew -> yes

      3 TacticalOrganisation
        -> left and right <-
        onReinitLeft, onReinitRight
*/

namespace LtsSession
{
class LTSSESSION_EXPORT TopicLockHandler : public QObject
{
  Q_OBJECT
public:
  TopicLockHandler();
  ~TopicLockHandler();

  bool init(const std::shared_ptr<Core::Interface::Ftc> &coreFtc, int exerciseId);

  bool isLocked() const { return m_locked; }
  LtsWidgets::TopicInfo getTopicInfo() const { return m_topicInfo; }

public slots:
  void slotTryLock(const LtsWidgets::TopicInfo &topicInfo);
  bool slotUnlock();
  void slotFinalize(); // unlock, finally delete

signals:
  void signalLockDialog(const QString &lockedBy);
  void signalUnlockDialog();

private:
  bool lock();
  bool unlock();
  std::string objStateAsString() const;

  std::shared_ptr<Core::Interface::Ftc> m_coreFtc;

  LtsWidgets::TopicInfo m_topicInfo;
  int                   m_lockEntityId{0};    // reply.id(); / set by reply of ddsCall

  int  m_exerciseId{0};
  bool m_locked{false};
  bool m_askedForLock{false}; // reply does not tell..
  bool m_deleteAfterAnswer{false};

  NGL::INGLLogger &m_logger;
};


class LTSSESSION_EXPORT TopicLockHanderData : public QObject
{
  Q_OBJECT

public:
  TopicLockHanderData();
  ~TopicLockHanderData();
  void init(const std::shared_ptr<Core::Interface::Ftc> &coreFtc, int exerciseId);

  void unlock();
  void slotTryLock(const LtsWidgets::TopicInfo &topicInfo);
  bool isLocked() const;
  LtsWidgets::TopicInfo getTopicInfo() const;
  const QString &getLockedBy() const { return m_lockedBy; }

Q_SIGNALS:
  void lockDataChanged();

private Q_SLOTS:
  void slotLock(const QString &lockedBy);
  void slotUnlock();
public:
  QString                                m_debugName;
private:
  QPointer<TopicLockHandler>             m_topicLockHandler;
  QString                                m_lockedBy;
};


} // namespace LtsSession