outbound-group-session.hpp

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/*
 * This file is part of libkazv.
 * SPDX-FileCopyrightText: 2021 Tusooa Zhu <tusooa@kazv.moe>
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
 
#pragma once
#include <libkazv-config.hpp>
 
#include <memory>
 
#include <maybe.hpp>
#include <event.hpp>
 
#include "crypto-util.hpp"
 
namespace Kazv
{
    struct OutboundGroupSessionPrivate;
 
    class OutboundGroupSession
    {
    public:
        static std::size_t constructRandomSize();
 
        [[deprecated("Use deterministic variant instead. In the future, this will construct an invalid OutboundGroupSession.")]]
        explicit OutboundGroupSession();
 
        OutboundGroupSession(RandomTag, RandomData random, Timestamp creationTime);
 
        OutboundGroupSession(const OutboundGroupSession &that);
        OutboundGroupSession(OutboundGroupSession &&that);
        OutboundGroupSession &operator=(const OutboundGroupSession &that);
        OutboundGroupSession &operator=(OutboundGroupSession &&that);
        ~OutboundGroupSession();
 
        std::string encrypt(std::string plainText);
 
        bool valid() const;
 
        std::string sessionKey();
        std::string initialSessionKey() const;
        std::string sessionId();
 
        int messageIndex();
 
        Timestamp creationTimeMs() const;
    private:
        friend void to_json(nlohmann::json &j, const OutboundGroupSession &s);
        friend void from_json(const nlohmann::json &j, OutboundGroupSession &s);
        std::unique_ptr<OutboundGroupSessionPrivate> m_d;
    };
}