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/******************************************************************************
* Copyright (C) 2015 Felix Rohrbach <kde@fxrh.de>
*
* 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 <QtCore/QString>
#include <QtCore/QDateTime>
#include <QtCore/QJsonObject>
#include <QtCore/QJsonArray>
#include "util.h"
namespace QMatrixClient
{
class Event
{
Q_GADGET
public:
enum class Type
{
RoomMessage, RoomName, RoomAliases, RoomCanonicalAlias,
RoomMember, RoomTopic, Typing, Receipt, Unknown
};
explicit Event(Type type, const QJsonObject& rep);
Event(const Event&) = delete;
Type type() const { return _type; }
QByteArray originalJson() const;
// Every event also has a "content" object but since its structure is
// different for different types, we're implementing it per-event type
// (and in most cases it will be a combination of other fields
// instead of "content" field).
static Event* fromJson(const QJsonObject& obj);
protected:
static QDateTime toTimestamp(const QJsonValue& v);
static QStringList toStringList(const QJsonValue& v);
const QJsonObject contentJson() const;
private:
Type _type;
QJsonObject _originalJson;
REGISTER_ENUM(Type)
};
using EventType = Event::Type;
template <typename EventT>
using EventsBatch = std::vector<EventT*>;
using Events = EventsBatch<Event>;
template <typename BaseEventT>
BaseEventT* makeEvent(const QJsonObject& obj)
{
if (auto e = BaseEventT::fromJson(obj))
return e;
return new BaseEventT(EventType::Unknown, obj);
}
template <typename BaseEventT = Event,
typename BatchT = EventsBatch<BaseEventT> >
BatchT makeEvents(const QJsonArray& objs)
{
BatchT evs;
// The below line accommodates the difference in size types of
// STL and Qt containers.
evs.reserve(static_cast<typename BatchT::size_type>(objs.size()));
for (auto obj: objs)
evs.push_back(makeEvent<BaseEventT>(obj.toObject()));
return evs;
}
class RoomEvent : public Event
{
public:
RoomEvent(Type type, const QJsonObject& rep);
const QString& id() const { return _id; }
const QDateTime& timestamp() const { return _serverTimestamp; }
const QString& roomId() const { return _roomId; }
const QString& senderId() const { return _senderId; }
// "Static override" of the one in Event
static RoomEvent* fromJson(const QJsonObject& obj);
private:
QString _id;
QDateTime _serverTimestamp;
QString _roomId;
QString _senderId;
};
using RoomEvents = EventsBatch<RoomEvent>;
} // namespace QMatrixClient
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