/*

 * Copyright (c) 2022, Andreas Kling <kling@serenityos.org>

 *

 * SPDX-License-Identifier: BSD-2-Clause

 */

#pragma once

#include <AK/HashMap.h>

#include <AK/NonnullRefPtr.h>

#include <AK/WeakPtr.h>

#include <LibJS/Heap/Cell.h>

#include <LibWeb/Forward.h>

namespace Web::HTML {

class BrowsingContextGroup final : public JS::Cell {

    JS_CELL(BrowsingContextGroup, JS::Cell);

    JS_DECLARE_ALLOCATOR(BrowsingContextGroup);

public:

    struct BrowsingContextGroupAndDocument {

        JS::NonnullGCPtr<HTML::BrowsingContextGroup> browsing_context;

        JS::NonnullGCPtr<DOM::Document> document;

    };

    static WebIDL::ExceptionOr<BrowsingContextGroupAndDocument> create_a_new_browsing_context_group_and_document(JS::NonnullGCPtr<Page>);

    ~BrowsingContextGroup();

    Page& page() { return m_page; }

    Page const& page() const { return m_page; }

    auto& browsing_context_set() { return m_browsing_context_set; }

    auto const& browsing_context_set() const { return m_browsing_context_set; }

    void append(BrowsingContext&);

private:

    explicit BrowsingContextGroup(JS::NonnullGCPtr<Web::Page>);

    virtual void visit_edges(Cell::Visitor&) override;

    // https://html.spec.whatwg.org/multipage/browsers.html#browsing-context-group-set

    OrderedHashTable<JS::NonnullGCPtr<BrowsingContext>> m_browsing_context_set;

    JS::NonnullGCPtr<Page> m_page;

};

}