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/******************************************************************************
 * Copyright (C) 2018 Kitsune Ral <kitsune-ral@users.sf.net>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#pragma once

#include <memory>

class QByteArray;
class QJsonObject;
class QJsonArray;
class QJsonDocument;
class QIODevice;

namespace QMatrixClient
{
    /**
     * A simple wrapper that represents the request body.
     * Provides a unified interface to dump an unstructured byte stream
     * as well as JSON (and possibly other structures in the future) to
     * a QByteArray consumed by QNetworkAccessManager request methods.
     */
    class RequestData
    {
        public:
            RequestData() = default;
            RequestData(const QByteArray& a);
            RequestData(const QJsonObject& jo);
            RequestData(const QJsonArray& ja);
            RequestData(QIODevice* source)
                : _source(std::unique_ptr<QIODevice>(source))
            { }
            RequestData(const RequestData&) = delete;
            RequestData& operator=(const RequestData&) = delete;
            RequestData(RequestData&&) = default;
            RequestData& operator=(RequestData&&) = default;
            ~RequestData();

            QIODevice* source() const
            {
                return _source.get();
            }

        private:
            std::unique_ptr<QIODevice> _source;
    };
} // namespace QMatrixClient