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// SPDX-FileCopyrightText: 2021 Tobias Fella <fella@posteo.de>
// SPDX-License-Identifier: LGPL-2.1-or-later
#pragma once
#include <QtCore/QObject>
#include <QtSql/QSqlQuery>
#include <QtCore/QVector>
#include <QtCore/QHash>
#include "e2ee/e2ee.h"
namespace Quotient {
class User;
class Room;
class QUOTIENT_API Database : public QObject
{
Q_OBJECT
public:
Database(const QString& matrixId, const QString& deviceId, QObject* parent);
int version();
void transaction();
void commit();
QSqlQuery execute(const QString &queryString);
QSqlQuery execute(QSqlQuery &query);
QSqlDatabase database();
QSqlQuery prepareQuery(const QString& quaryString);
QByteArray accountPickle();
void setAccountPickle(const QByteArray &pickle);
void clear();
void saveOlmSession(const QString& senderKey, const QString& sessionId, const QByteArray& pickle, const QDateTime& timestamp);
UnorderedMap<QString, std::vector<QOlmSessionPtr>> loadOlmSessions(const PicklingMode& picklingMode);
UnorderedMap<QString, QOlmInboundGroupSessionPtr> loadMegolmSessions(const QString& roomId, const PicklingMode& picklingMode);
void saveMegolmSession(const QString& roomId, const QString& sessionId, const QByteArray& pickle, const QString& senderId, const QString& olmSessionId);
void addGroupSessionIndexRecord(const QString& roomId, const QString& sessionId, uint32_t index, const QString& eventId, qint64 ts);
std::pair<QString, qint64> groupSessionIndexRecord(const QString& roomId, const QString& sessionId, qint64 index);
void clearRoomData(const QString& roomId);
void setOlmSessionLastReceived(const QString& sessionId, const QDateTime& timestamp);
QOlmOutboundGroupSessionPtr loadCurrentOutboundMegolmSession(const QString& roomId, const PicklingMode& picklingMode);
void saveCurrentOutboundMegolmSession(const QString& roomId, const PicklingMode& picklingMode, const QOlmOutboundGroupSessionPtr& data);
void updateOlmSession(const QString& senderKey, const QString& sessionId, const QByteArray& pickle);
// Returns a map UserId -> [DeviceId] that have not received key yet
QHash<QString, QStringList> devicesWithoutKey(const QString& roomId, QHash<QString, QStringList>& devices, const QString &sessionId);
// 'devices' contains tuples {userId, deviceId, curveKey}
void setDevicesReceivedKey(const QString& roomId, const QVector<std::tuple<QString, QString, QString>>& devices, const QString& sessionId, int index);
private:
void migrateTo1();
void migrateTo2();
void migrateTo3();
void migrateTo4();
QString m_matrixId;
};
}
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