/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#pragma once

#include <QList>
#include <QObject>
#include <QTimer>

#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();
    class AsynchronousImageCache &asynchronousMeshImageCache();

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);
    void generatePreview();
    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;
    QTimer m_previewTimer;
};
} // namespace QmlDesigner
