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qt5-legatus-legacy/Lts/Services/AudioVideoManagement/import_handler.h
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2026-08-13 18:33:10 +02:00

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/**
* @RDE_HEADER@
* ImportHandler
* $Id$
* $HeadURL$
* $Author$
* Created by Astrid Müller, Christian Fröbel, SLSE, 2017-12-12
*/
#pragma once
#include <AudioVideoManagement/exercise_context.h>
#include <AudioVideoManagement/avm_db.h>
#include <QObject>
#include <map>
#include <cstdint>
enum class DataModification;
namespace AssetManagement
{
class Asset;
namespace Interface
{
class Dtc;
} // namespace Interface
} // namespace AssetManagement
namespace AudioVideoManagement
{
class ExerciseHandler;
/**
* The ImportHandler is responsible for the creation of the IMPORT_VIDEO_CHANNEL entries
* in avm.device_config for each Workstation for the given Exercise.
*
* @author Astrid Müller, Christian Fröbel
*/
class ImportHandler : public QObject
{
Q_OBJECT
public:
/** Creates the instance *and* connects the relevant signals. */
static ImportHandler *create(ExerciseHandler *exerciseHandler, DatabaseInterface *db, AssetManagement::Interface::Dtc *asmDtc);
/** Don't use, use create() instead. Only provided for UnitTests. */
ImportHandler(const ExerciseContext &context, DatabaseInterface *db, AssetManagement::Interface::Dtc *asmDtc);
virtual ~ImportHandler() = default;
signals:
/** Signalled after device_config modifications. */
void avDbReloadNeeded();
private slots:
void onContextActivated();
void onContextDeactivated();
void onAssetChanged(const AssetManagement::Asset &asset, DataModification modType);
private:
void addToDb(const AssetManagement::Asset &asset);
void removeFromDb(const AssetManagement::Asset &asset);
ExerciseContext m_context;
bool m_isActive{false};
DatabaseInterface *m_db;
AssetManagement::Interface::Dtc *m_asmDtc;
using AssetId = int32_t;
std::map<AssetId, Database::AvmDeviceConfig> m_deviceConfigs;
};
} // namespace AudioVideoManagement