/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebEngine module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
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** accordance with the commercial license agreement provided with the
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
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****************************************************************************/

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#ifndef USER_RESOURCE_CONTROLLER_HOST_H
#define USER_RESOURCE_CONTROLLER_HOST_H

#include "qtwebenginecoreglobal_p.h"

#include <QtCore/QHash>
#include <QtCore/QScopedPointer>
#include <map>
#include "user_script.h"

namespace content {
class RenderProcessHost;
class WebContents;
class RenderFrameHost;
}

namespace mojo {
template <typename Type>
class AssociatedRemote;
}

namespace qtwebengine {
namespace mojom {
class UserResourceController;
class UserResourceControllerRenderFrame;
}
}

namespace QtWebEngineCore {

using UserResourceControllerRemote = mojo::AssociatedRemote<qtwebengine::mojom::UserResourceController>;
using UserResourceControllerRenderFrameRemote = mojo::AssociatedRemote<qtwebengine::mojom::UserResourceControllerRenderFrame>;
class WebContentsAdapter;

class Q_WEBENGINECORE_PRIVATE_EXPORT UserResourceControllerHost
{

public:
    UserResourceControllerHost();
    ~UserResourceControllerHost();

    void addUserScript(const UserScript &script, WebContentsAdapter *adapter);
    bool removeUserScript(const UserScript &script, WebContentsAdapter *adapter);
    void clearAllScripts(WebContentsAdapter *adapter);
    void reserve(WebContentsAdapter *adapter, int count);

    void renderProcessStartedWithHost(content::RenderProcessHost *renderer);

private:
    Q_DISABLE_COPY(UserResourceControllerHost)
    class WebContentsObserverHelper;
    class RenderProcessObserverHelper;

    void webContentsDestroyed(content::WebContents *);
    const UserResourceControllerRenderFrameRemote &
    GetUserResourceControllerRenderFrame(content::RenderFrameHost *rfh);

    QList<UserScript> m_profileWideScripts;
    typedef QHash<content::WebContents *, QList<UserScript>> ContentsScriptsMap;
    ContentsScriptsMap m_perContentsScripts;
    QHash<content::RenderProcessHost *, UserResourceControllerRemote *> m_observedProcesses;
    QScopedPointer<RenderProcessObserverHelper> m_renderProcessObserver;
    std::map<content::RenderFrameHost *, UserResourceControllerRenderFrameRemote> m_renderFrames;
};

} // namespace

#endif // USER_RESOURCE_CONTROLLER_HOST_H
