/* -*- 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 "ucpext_content.hxx"

#include <rtl/ref.hxx>
#include <ucbhelper/resultset.hxx>

#include <mutex>
#include <vector>


namespace ucb::ucp::ext
{


    class Content;


    //= DataSupplier

    class DataSupplier : public ::ucbhelper::ResultSetDataSupplier
    {
    public:
        DataSupplier(
            const css::uno::Reference< css::uno::XComponentContext >& rxContext,
            rtl::Reference< Content > xContent
        );

        void    fetchData();

    protected:
        virtual ~DataSupplier() override;

        virtual OUString queryContentIdentifierString( sal_uInt32 nIndex ) override;
        virtual css::uno::Reference< css::ucb::XContentIdentifier > queryContentIdentifier( sal_uInt32 nIndex ) override;
        virtual css::uno::Reference< css::ucb::XContent > queryContent( sal_uInt32 nIndex ) override;

        virtual bool getResult( sal_uInt32 nIndex ) override;

        virtual sal_uInt32 totalCount() override;
        virtual sal_uInt32 currentCount() override;
        virtual bool isCountFinal() override;

        virtual css::uno::Reference< css::sdbc::XRow > queryPropertyValues( sal_uInt32 nIndex  ) override;
        virtual void releasePropertyValues( sal_uInt32 nIndex ) override;

        virtual void close() override;

        virtual void validate() override;

    private:
        struct ResultListEntry
        {
            OUString sId;
            css::uno::Reference< css::ucb::XContentIdentifier > xId;
            ::rtl::Reference< Content > pContent;
            css::uno::Reference< css::sdbc::XRow >  xRow;
        };
        typedef ::std::vector< ResultListEntry >    ResultList;
        std::mutex                                  m_aMutex;
        ResultList                                  m_aResults;
        ::rtl::Reference< Content >                 m_xContent;
        css::uno::Reference< css::uno::XComponentContext > m_xContext;
    };


} // namespace ucp::ext


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