/*
 * Copyright (C) 2021-present ScyllaDB
 */

/*
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

#pragma once

#include <map>
#include <variant>
#include <seastar/core/sstring.hh>
#include "seastarx.hh"

namespace data_dictionary {

struct storage_options {
    struct local {
        static constexpr std::string_view name = "LOCAL";

        static local from_map(const std::map<sstring, sstring>&);
        std::map<sstring, sstring> to_map() const;
        bool operator==(const local&) const = default;
    };
    struct s3 {
        sstring bucket;
        sstring endpoint;
        static constexpr std::string_view name = "S3";

        static s3 from_map(const std::map<sstring, sstring>&);
        std::map<sstring, sstring> to_map() const;
        bool operator==(const s3&) const = default;
    };
    using value_type = std::variant<local, s3>;
    value_type value = local{};

    storage_options() = default;

    bool is_local_type() const noexcept;
    std::string_view type_string() const;
    std::map<sstring, sstring> to_map() const;

    bool can_update_to(const storage_options& new_options);

    static value_type from_map(std::string_view type, std::map<sstring, sstring> values);
};

} // namespace data_dictionary