Files
neochat/memorytests/memtesttimelinemodel.h
2025-08-28 15:16:08 +02:00

122 lines
4.5 KiB
C++

// SPDX-FileCopyrightText: 2024 James Graham <james.h.graham@protonmail.com>
// SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
#pragma once
#include <QAbstractListModel>
#include <QQmlEngine>
#include <Quotient/events/roomevent.h>
#include <Quotient/syncdata.h>
#include "models/messagemodel.h"
namespace Quotient
{
class Connection;
}
class NeoChatRoom;
class MemTestRoom : public NeoChatRoom
{
public:
MemTestRoom(Quotient::Connection *connection, const QString &roomName, const QString &syncFileName = {})
: NeoChatRoom(connection, roomName, Quotient::JoinState::Join)
{
syncNewEvents(syncFileName);
}
void update(Quotient::SyncRoomData &&data, bool fromCache = false)
{
Room::updateData(std::move(data), fromCache);
}
void syncNewEvents(const QString &syncFileName)
{
if (!syncFileName.isEmpty()) {
QFile testSyncFile;
testSyncFile.setFileName(QStringLiteral(DATA_DIR) + u'/' + syncFileName);
auto ok = testSyncFile.open(QIODevice::ReadOnly);
if (!ok) {
qWarning() << "Failed to open" << testSyncFile.fileName() << testSyncFile.errorString();
}
auto testSyncJson = QJsonDocument::fromJson(testSyncFile.readAll()).object();
auto timelineJson = testSyncJson["timeline"_L1].toObject();
timelineJson["events"_L1] = multiplyEvents(timelineJson["events"_L1].toArray(), 100);
testSyncJson["timeline"_L1] = timelineJson;
Quotient::SyncRoomData roomData(id(), Quotient::JoinState::Join, testSyncJson);
update(std::move(roomData));
}
}
QJsonArray multiplyEvents(QJsonArray events, int factor)
{
QJsonArray newArray;
int eventNum = 0;
int ts = 0;
for (int i = 0; i < factor; ++i) {
for (const auto &event : events) {
auto eventObject = event.toObject();
auto contentJson = eventObject["content"_L1].toObject();
if (contentJson.contains("m.relates_to"_L1)) {
auto relatesToJson = contentJson["m.relates_to"_L1].toObject();
if (relatesToJson.contains("m.in_reply_to"_L1)) {
auto replyJson = relatesToJson["m.in_reply_to"_L1].toObject();
const auto currentId = eventObject["event_id"_L1].toInt();
const auto currentReplyId = replyJson["event_id"_L1].toInt();
replyJson["event_id"_L1] = "$%1:example.org"_L1.arg(QString::number(eventNum - (currentId - currentReplyId)));
relatesToJson["m.in_reply_to"_L1] = replyJson;
} else if (relatesToJson.contains("event_id"_L1)) {
const auto currentId = eventObject["event_id"_L1].toInt();
const auto currentRelationId = relatesToJson["event_id"_L1].toInt();
relatesToJson["event_id"_L1] = "$%1:example.org"_L1.arg(QString::number(eventNum - (currentId - currentRelationId)));
}
contentJson["m.relates_to"_L1] = relatesToJson;
eventObject["content"_L1] = contentJson;
}
eventObject["event_id"_L1] = "$%1:example.org"_L1.arg(QString::number(eventNum));
eventObject["origin_server_ts"_L1] = ts;
auto unsignedJson = eventObject["unsigned"_L1].toObject();
unsignedJson["age"_L1] = ts;
eventObject["unsigned"_L1] = unsignedJson;
newArray.append(eventObject);
++eventNum;
++ts;
}
}
return newArray;
}
};
/**
* @class MemTestTimelineModel
*
* This is a special version of the MessageModel design to load an unchanging set
* of events from a json file so that timeline memory optimisations can be measured.
*/
class MemTestTimelineModel : public MessageModel
{
Q_OBJECT
QML_ELEMENT
public:
explicit MemTestTimelineModel(QObject *parent = nullptr);
/**
* @brief Number of rows in the model.
*
* @sa QAbstractItemModel::rowCount
*/
int rowCount(const QModelIndex &parent = QModelIndex()) const override;
private:
QPointer<Quotient::Connection> m_connection;
std::vector<Quotient::RoomEventPtr> m_events;
std::optional<std::reference_wrapper<const Quotient::RoomEvent>> getEventForIndex(QModelIndex index) const override;
};