database_name_service.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_SERVICE_DATABASE_NAME_SERVICE_HPP
#define ORES_IAM_SERVICE_DATABASE_NAME_SERVICE_HPP
 
#include <string>
#include <vector>
#include "ores.logging/make_logger.hpp"
#include "ores.database/domain/context.hpp"
 
namespace ores::iam::service {
 
class database_name_service {
private:
    inline static std::string_view logger_name =
        "ores.iam.service.database_name_service";
 
    [[nodiscard]] static auto& lg() {
        using namespace ores::logging;
        static auto instance = make_logger(logger_name);
        return instance;
    }
 
public:
    explicit database_name_service(database::context ctx);
 
    [[nodiscard]] std::string generate_whimsical_name();
 
    [[nodiscard]] std::string generate_whimsical_name(bool with_suffix);
 
    [[nodiscard]] std::string generate_database_name(bool with_suffix = false);
 
    [[nodiscard]] std::string generate_unique_database_name(
        const std::vector<std::string>& existing_names = {},
        int max_attempts = 10);
 
    [[nodiscard]] std::string generate_unique_database_name_from_server();
 
private:
    database::context ctx_;
 
    [[nodiscard]] std::string execute_scalar_string_query(const std::string& sql);
};
 
}
 
#endif