/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (the "License"); you may not use this file

 *   except in compliance with the License. You may obtain a copy of

 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .

 */

#pragma once

#include "svgnode.hxx"

#include <memory>

#include <unordered_map>

#include <vector>

namespace svgio::svgreader

    {

        typedef std::vector< std::unique_ptr<SvgNode> > SvgNodeVector;

        class SvgDocument

        {

        private:

            /// the document hierarchy with all root nodes

            SvgNodeVector           maNodes;

            /// the absolute path of the Svg file in progress (if available)

            const OUString     maAbsolutePath;

            /// hash mapper to find nodes by their id

            typedef std::unordered_map< OUString, const SvgNode* > IdTokenMapper;

            IdTokenMapper           maIdTokenMapperList;

            /// hash mapper to find css styles by their id

            typedef std::unordered_map< OUString, const SvgStyleAttributes* > IdStyleTokenMapper;

            IdStyleTokenMapper      maIdStyleTokenMapperList;

        public:

            explicit SvgDocument(OUString aAbsolutePath);

            ~SvgDocument();

            SvgDocument(const SvgDocument&) = delete;

            SvgDocument& operator=(const SvgDocument&) = delete;

            /// append another root node, ownership changes

            void appendNode(std::unique_ptr<SvgNode> pNode);

            /// add/remove nodes with Id to mapper

            void addSvgNodeToMapper(const OUString& rStr, const SvgNode& rNode);

            void removeSvgNodeFromMapper(const OUString& rStr);

            /// find a node by its Id

            const SvgNode* findSvgNodeById(const OUString& rStr) const;

            /// add/remove styles to mapper

            void addSvgStyleAttributesToMapper(const OUString& rStr, const SvgStyleAttributes& rSvgStyleAttributes);

            /// find a style by its Id

            bool hasGlobalCssStyleAttributes() const { return !maIdStyleTokenMapperList.empty(); }

            const SvgStyleAttributes* findGlobalCssStyleAttributes(const OUString& rStr) const;

            /// data read access

            const SvgNodeVector& getSvgNodeVector() const { return maNodes; }

            const OUString& getAbsolutePath() const { return maAbsolutePath; }

        };

} // end of namespace svgio::svgreader

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