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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 "stateevent.h"
namespace QMatrixClient {
namespace _impl {
template <typename BaseEventT>
static inline auto loadEvent(const QJsonObject& json,
const QString& matrixType)
{
if (auto e = EventFactory<BaseEventT>::make(json, matrixType))
return e;
return makeEvent<BaseEventT>(unknownEventTypeId(), json);
}
}
/** Create an event with proper type from a JSON object
* Use this factory template to detect the type from the JSON object
* contents (the detected event type should derive from the template
* parameter type) and create an event object of that type.
*/
template <typename BaseEventT>
inline event_ptr_tt<BaseEventT> loadEvent(const QJsonObject& fullJson)
{
return _impl::loadEvent<BaseEventT>(fullJson,
fullJson[TypeKeyL].toString());
}
/** Create an event from a type string and content JSON
* Use this factory template to resolve the C++ type from the Matrix
* type string in \p matrixType and create an event of that type that has
* its content part set to \p content.
*/
template <typename BaseEventT>
inline event_ptr_tt<BaseEventT> loadEvent(const QString& matrixType,
const QJsonObject& content)
{
return _impl::loadEvent<BaseEventT>(basicEventJson(matrixType, content),
matrixType);
}
template <typename EventT> struct FromJsonObject<event_ptr_tt<EventT>>
{
auto operator()(const QJsonObject& jo) const
{
return loadEvent<EventT>(jo);
}
};
} // namespace QMatrixClient
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