module;

#include <boost/beast/http/message.hpp>
#include <boost/json.hpp>
#include <boost/locale/message.hpp>

export module routemon:problem;

import std;
import :locale;

namespace http = boost::beast::http;
namespace json = boost::json;

namespace routemon::problem {

export struct details
{
  http::status status;
  blocale::message title;
  std::string_view type_uri;
  std::optional<blocale::message> detail = std::nullopt;
  std::optional<std::string> instance = std::nullopt;

  auto set_detail(blocale::message detail) -> details&;
  auto set_instance(std::string&& instance) -> details&;
  auto set_instance(std::string_view instance) -> details&;
};

auto tag_invoke(
    json::value_from_tag, json::value& jv, details const& details,
    std::locale locale) -> void;

export struct tpl
{
  http::status status;
  blocale::message title;
  std::string_view type_uri;

  auto instantiate() const -> details;
};

} // namespace routemon::problem