/* -*- 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 <sal/config.h>

#include <memory>

#include <optional>

#include <vector>

#include <com/sun/star/container/XChild.hpp>

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

#include <com/sun/star/uno/Sequence.hxx>

#include <rtl/ref.hxx>

#include <sal/types.h>

#include "access.hxx"

namespace configmgr {

class Components;

class Modifications;

class Node;

class RootAccess;

class ChildAccess:

    public Access, public css::container::XChild

{

public:

    ChildAccess(

        Components & components, rtl::Reference< RootAccess > const & root,

        rtl::Reference< Access > const & parent, OUString name,

        rtl::Reference< Node > const & node);

    ChildAccess(

        Components & components, rtl::Reference< RootAccess > const & root,

        rtl::Reference< Node > const & node);

    virtual std::vector<OUString> getAbsolutePath() override;

    virtual std::vector<OUString> getRelativePath() override;

    virtual OUString getRelativePathRepresentation() override;

    virtual const rtl::Reference< Node > & getNode() override;

    virtual bool isFinalized() override;

    virtual const OUString & getNameInternal() override;

    virtual rtl::Reference< RootAccess > getRootAccess() override;

    virtual rtl::Reference< Access > getParentAccess() override;

    virtual void SAL_CALL acquire() noexcept override;

    virtual void SAL_CALL release() noexcept override;

    virtual css::uno::Reference< css::uno::XInterface >

    SAL_CALL getParent() override;

    virtual void SAL_CALL setParent(

        css::uno::Reference< css::uno::XInterface > const &) override;

    void bind(

        rtl::Reference< RootAccess > const & root,

        rtl::Reference< Access > const & parent, OUString const & name)

        noexcept;

    void unbind() noexcept;

    bool isInTransaction() const { return inTransaction_; }

    void committed();

    void setNode(rtl::Reference< Node > const & node);

    void setProperty(

        css::uno::Any const & value,

        Modifications * localModifications);

    css::uno::Any asValue();

    static bool asSimpleValue(const rtl::Reference< Node > &rNode,

                              css::uno::Any &value,

                              Components &components);

    void commitChanges(bool valid, Modifications * globalModifications);

private:

    virtual ~ChildAccess() override;

    virtual void addTypes(

        std::vector< css::uno::Type > * types) const override;

    virtual void addSupportedServiceNames(

        std::vector<OUString> * services) override;

    virtual css::uno::Any SAL_CALL queryInterface(

        css::uno::Type const & aType) override;

    rtl::Reference< RootAccess > root_;

    rtl::Reference< Access > parent_; // null if free node

    OUString name_;

    rtl::Reference< Node > node_;

    std::optional< css::uno::Any > changedValue_;

    bool inTransaction_;

        // to determine if a free node can be inserted underneath some root

    std::shared_ptr<osl::Mutex> lock_;

};

}

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