/* -*- 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 <memory>

#include <optional>

#include <libxml/tree.h>

#include <cppuhelper/implbase.hxx>

#include <com/sun/star/uno/Reference.h>

#include <com/sun/star/xml/dom/XNode.hpp>

#include <com/sun/star/xml/dom/XAttr.hpp>

#include <node.hxx>

namespace DOM

{

    typedef ::std::pair< OString, OString > stringpair_t;

    typedef ::cppu::ImplInheritanceHelper< CNode, css::xml::dom::XAttr > CAttr_Base;

    class CAttr

        : public CAttr_Base

    {

        friend class CDocument;

        xmlAttrPtr m_aAttrPtr;

        ::std::optional< stringpair_t > m_oNamespace;

        CAttr(CDocument const& rDocument, ::osl::Mutex const& rMutex,

                xmlAttrPtr const pAttr);

    public:

        /// return the libxml namespace corresponding to m_pNamespace on pNode

        xmlNsPtr GetNamespace(xmlNodePtr const pNode);

        virtual bool IsChildTypeAllowed(css::xml::dom::NodeType const nodeType,

                        css::xml::dom::NodeType const*) override;

        /**

        Returns the name of this attribute.

        */

        virtual OUString SAL_CALL getName() override;

        /**

        The Element node this attribute is attached to or null if this

        attribute is not in use.

        */

        virtual css::uno::Reference< css::xml::dom::XElement > SAL_CALL getOwnerElement() override;

        /**

        If this attribute was explicitly given a value in the original

        document, this is true; otherwise, it is false.

        */

        virtual sal_Bool SAL_CALL getSpecified() override;

        /**

        On retrieval, the value of the attribute is returned as a string.

        */

        virtual OUString SAL_CALL getValue() override;

        /**

        Sets the value of the attribute from a string.

        */

        virtual void SAL_CALL setValue(const OUString& value) override;

        // resolve uno inheritance problems...

        // overrides for XNode base

        virtual OUString SAL_CALL getNodeName() override;

        virtual OUString SAL_CALL getNodeValue() override;

        virtual OUString SAL_CALL getLocalName() override;

    // --- delegation for XNode base.

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL appendChild(const css::uno::Reference< css::xml::dom::XNode >& newChild) override

    {

        return CNode::appendChild(newChild);

    }

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL cloneNode(sal_Bool deep) override

    {

        return CNode::cloneNode(deep);

    }

    virtual css::uno::Reference< css::xml::dom::XNamedNodeMap > SAL_CALL getAttributes() override

    {

        return CNode::getAttributes();

    }

    virtual css::uno::Reference< css::xml::dom::XNodeList > SAL_CALL getChildNodes() override

    {

        return CNode::getChildNodes();

    }

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL getFirstChild() override

    {

        return CNode::getFirstChild();

    }

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL getLastChild() override

    {

        return CNode::getLastChild();

    }

    virtual OUString SAL_CALL getNamespaceURI() override;

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL getNextSibling() override

    {

        return CNode::getNextSibling();

    }

    virtual css::xml::dom::NodeType SAL_CALL getNodeType() override

    {

        return CNode::getNodeType();

    }

    virtual css::uno::Reference< css::xml::dom::XDocument > SAL_CALL getOwnerDocument() override

    {

        return CNode::getOwnerDocument();

    }

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL getParentNode() override

    {

        return CNode::getParentNode();

    }

    virtual OUString SAL_CALL getPrefix() override;

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL getPreviousSibling() override

    {

        return CNode::getPreviousSibling();

    }

    virtual sal_Bool SAL_CALL hasAttributes() override

    {

        return CNode::hasAttributes();

    }

    virtual sal_Bool SAL_CALL hasChildNodes() override

    {

        return CNode::hasChildNodes();

    }

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL insertBefore(

            const css::uno::Reference< css::xml::dom::XNode >& newChild, const css::uno::Reference< css::xml::dom::XNode >& refChild) override

    {

        return CNode::insertBefore(newChild, refChild);

    }

    virtual sal_Bool SAL_CALL isSupported(const OUString& feature, const OUString& ver) override

    {

        return CNode::isSupported(feature, ver);

    }

    virtual void SAL_CALL normalize() override

    {

        CNode::normalize();

    }

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL removeChild(const css::uno::Reference< css::xml::dom::XNode >& oldChild) override

    {

        return CNode::removeChild(oldChild);

    }

    virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL replaceChild(

            const css::uno::Reference< css::xml::dom::XNode >& newChild, const css::uno::Reference< css::xml::dom::XNode >& oldChild) override

    {

        return CNode::replaceChild(newChild, oldChild);

    }

    virtual void SAL_CALL setNodeValue(const OUString& nodeValue) override

    {

        return setValue(nodeValue);

    }

    virtual void SAL_CALL setPrefix(const OUString& prefix) override;

    };

}

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