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** Copyright (C) 2022 The Qt Company Ltd.
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** This file is part of Qt Creator.
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** GNU General Public License Usage
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** General Public License version 3 as published by the Free Software
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#pragma once

#include <QList>
#include <QObject>

#include <memory>
#include <mutex>

QT_FORWARD_DECLARE_CLASS(QQmlEngine)

namespace Core {
class IEditor;
} // namespace Core

namespace ProjectExplorer {
class Project;
class Target;
} // namespace ProjectExplorer

namespace QmlDesigner {

class QmlDesignerProjectManager : public QObject
{
    Q_OBJECT

    class QmlDesignerProjectManagerProjectData;
    class PreviewImageCacheData;
    class ImageCacheData;

public:
    QmlDesignerProjectManager();
    ~QmlDesignerProjectManager();

    void registerPreviewImageProvider(QQmlEngine *engine) const;

    class AsynchronousImageCache &asynchronousImageCache();

private:
    void editorOpened(::Core::IEditor *editor);
    void currentEditorChanged(::Core::IEditor *);
    void editorsClosed(const QList<Core::IEditor *> &editor);
    void projectAdded(::ProjectExplorer::Project *project);
    void aboutToRemoveProject(::ProjectExplorer::Project *project);
    void projectRemoved(::ProjectExplorer::Project *project);
    ImageCacheData *imageCacheData();

private:
    std::once_flag imageCacheFlag;
    std::unique_ptr<ImageCacheData> m_imageCacheData;
    std::unique_ptr<PreviewImageCacheData> m_previewImageCacheData;
    std::unique_ptr<QmlDesignerProjectManagerProjectData> m_projectData;
};
} // namespace QmlDesigner
