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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <atomic>
#include <deque>
#include <filesystem>
#include <memory>
#include <string>
#include <vector>
#include <QList>
#include <QObject>
#include <QRunnable>
#include <QString>
#include "common/thread.h"
#include "core/file_sys/registered_cache.h"
#include "frontend_common/play_time_manager.h"
#include "qt_common/config/uisettings.h"
namespace Core {
class System;
}
class GameListDir;
class GameListModel;
class QStandardItem;
enum class GameListItemType;
namespace FileSys {
class NCA;
class VfsFilesystem;
} // namespace FileSys
/**
* Asynchronous worker object for populating the game list.
* Communicates with other threads through Qt's signal/slot system.
*/
class GameListWorker : public QObject, public QRunnable {
Q_OBJECT
public:
explicit GameListWorker(std::shared_ptr<FileSys::VfsFilesystem> vfs_,
FileSys::ManualContentProvider* provider_,
QVector<UISettings::GameDir>& game_dirs_,
const PlayTime::PlayTimeManager& play_time_manager_,
Core::System& system_);
~GameListWorker() override;
/// Starts the processing of directory tree information.
void run() override;
/// Requests the worker to stop and blocks until processing has finished.
void Stop();
public:
/**
* Synchronously processes any events queued by the worker.
*
* AddDirEntry is called on the model for every discovered directory.
* AddEntry is called on the model for every discovered program.
* DonePopulating is called on the model when processing completes.
*/
void ProcessEvents(GameListModel* model);
signals:
void DataAvailable();
private:
template <typename F>
void RecordEvent(F&& func);
private:
void AddTitlesToGameList(GameListDir* parent_dir, GameListItemType parent_type);
enum class ScanTarget {
FillManualContentProvider,
PopulateGameList,
};
void ScanFileSystem(ScanTarget target, const std::vector<std::filesystem::path>& files,
GameListDir* parent_dir);
std::shared_ptr<FileSys::VfsFilesystem> vfs;
FileSys::ManualContentProvider* provider;
QVector<UISettings::GameDir>& game_dirs;
const PlayTime::PlayTimeManager& play_time_manager;
QStringList watch_list;
std::mutex lock;
std::condition_variable cv;
std::deque<std::function<void(GameListModel*)>> queued_events;
std::atomic_bool stop_requested = false;
Common::Event processing_completed;
Core::System& system;
};
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