feature_flags_repository.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_VARIABILITY_REPOSITORY_FEATURE_FLAGS_REPOSITORY_HPP
#define ORES_VARIABILITY_REPOSITORY_FEATURE_FLAGS_REPOSITORY_HPP
 
#include <string>
#include <vector>
#include <sqlgen/postgres.hpp>
#include "ores.logging/make_logger.hpp"
#include "ores.database/domain/context.hpp"
#include "ores.variability/domain/feature_flags.hpp"
 
namespace ores::variability::repository {
 
class feature_flags_repository {
private:
    inline static std::string_view logger_name =
        "ores.variability.repository.feature_flags_repository";
 
    [[nodiscard]] static auto& lg() {
        using namespace ores::logging;
        static auto instance = make_logger(logger_name);
        return instance;
    }
 
public:
    using context = ores::database::context;
 
    explicit feature_flags_repository(context ctx);
 
    std::string sql();
 
    void write(const domain::feature_flags& flag);
    void write(const std::vector<domain::feature_flags>& flags);
    std::vector<domain::feature_flags> read_latest();
    std::vector<domain::feature_flags> read_latest(const std::string& name);
    std::vector<domain::feature_flags> read_latest(std::uint32_t offset,
                                                   std::uint32_t limit);
 
    std::uint32_t get_total_feature_flags_count();
 
    std::vector<domain::feature_flags> read_all();
    std::vector<domain::feature_flags> read_all(const std::string& name);
    void remove(const std::string& name);
 
private:
    context ctx_;
};
 
}
 
#endif