/**
  * @RDE_HEADER@
  * StreamNameMappingPublisher
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Fröbel, NLSE, 2018-03-13
  */

#pragma once

#include <QMap>
#include <QObject>
#include <AudioVideoManagement/avm.hpp>

class QString;

namespace InfrastructureManagement
{

class MainStructureElement;
class StructureElement;

namespace Interface
{
class Dtc;
}

} // namespace InfrastructureManagement


enum class DataModification;


namespace AudioVideoManagement
{

namespace Interface
{
class Dts;
}

/**
 * This class is responsible to publish the StreamNameMapping.
 *
 * We subscribe to ISM StructureElements and for each MountingPoint of type
 * Outdoor-/IndoorCamera or AnnouncementUnit we publish the associated
 * internalName and displayName.
 *
 * The internalName is the stream name used in the device_config.
 * The displayName is what shall be show in the GUI.
 *
 * @author Christian Fröbel
 */
class StreamNameMappingPublisher : public QObject
{
public:
  StreamNameMappingPublisher(InfrastructureManagement::Interface::Dtc *ismDtc, Interface::Dts *dts);
  virtual ~StreamNameMappingPublisher() = default;

private slots:
  void onMainStructureElementChanged(const InfrastructureManagement::MainStructureElement &mse, DataModification modType);

private:
  void onMseChanged(const InfrastructureManagement::MainStructureElement &mse);
  void onMseRemoved(const InfrastructureManagement::MainStructureElement &mse);

  void publish(const InfrastructureManagement::StructureElement &mountingPoint);
  void remove(const InfrastructureManagement::StructureElement &mountingPoint);

  InfrastructureManagement::Interface::Dtc   *m_ismDtc;
  Interface::Dts                             *m_dts;
  QMap<int, StreamName>                       m_streamNames;
};

} // namespace AudioVideoManagement