session.hpp

/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * Copyright (C) 2025 Marco Craveiro <marco.craveiro@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program 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 General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */
#ifndef ORES_IAM_DOMAIN_SESSION_HPP
#define ORES_IAM_DOMAIN_SESSION_HPP
 
#include <chrono>
#include <string>
#include <cstdint>
#include <optional>
#include <boost/uuid/uuid.hpp>
#include <boost/asio/ip/address.hpp>
 
namespace ores::iam::domain {
 
enum class session_protocol {
    binary = 0,
 
    http = 1
};
 
[[nodiscard]] constexpr std::string_view to_string(session_protocol p) {
    switch (p) {
        case session_protocol::binary: return "binary";
        case session_protocol::http: return "http";
        default: return "unknown";
    }
}
 
[[nodiscard]] constexpr session_protocol
session_protocol_from_string(std::string_view s) {
    if (s == "binary") return session_protocol::binary;
    if (s == "http") return session_protocol::http;
    return session_protocol::binary; // Default fallback
}
 
struct session final {
    boost::uuids::uuid id;
 
    boost::uuids::uuid account_id;
 
    std::chrono::system_clock::time_point start_time;
 
    std::optional<std::chrono::system_clock::time_point> end_time;
 
    boost::asio::ip::address client_ip;
 
    std::string client_identifier;
 
    std::uint16_t client_version_major = 0;
 
    std::uint16_t client_version_minor = 0;
 
    std::uint64_t bytes_sent = 0;
 
    std::uint64_t bytes_received = 0;
 
    std::string country_code;
 
    session_protocol protocol = session_protocol::binary;
 
    std::string username;
 
    [[nodiscard]] std::optional<std::chrono::seconds> duration() const {
        if (!end_time) {
            return std::nullopt;
        }
        return std::chrono::duration_cast<std::chrono::seconds>(
            *end_time - start_time);
    }
 
    [[nodiscard]] bool is_active() const {
        return !end_time.has_value();
    }
};
 
struct session_statistics final {
    std::chrono::system_clock::time_point period_start;
 
    std::chrono::system_clock::time_point period_end;
 
    boost::uuids::uuid account_id;
 
    std::uint64_t session_count = 0;
 
    double avg_duration_seconds = 0.0;
 
    std::uint64_t total_bytes_sent = 0;
 
    std::uint64_t total_bytes_received = 0;
 
    double avg_bytes_sent = 0.0;
 
    double avg_bytes_received = 0.0;
 
    std::uint32_t unique_countries = 0;
};
 
}
 
#endif