/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2014-2022,  Regents of the University of California,
 *                           Arizona Board of Regents,
 *                           Colorado State University,
 *                           University Pierre & Marie Curie, Sorbonne University,
 *                           Washington University in St. Louis,
 *                           Beijing Institute of Technology,
 *                           The University of Memphis.
 *
 * This file is part of NFD (Named Data Networking Forwarding Daemon).
 * See AUTHORS.md for complete list of NFD authors and contributors.
 *
 * NFD 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.
 *
 * NFD 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
 * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "canonizer.hpp"

namespace nfd::tools::nfdc {

std::pair<std::optional<FaceUri>, std::string>
canonize(ExecuteContext& ctx, const FaceUri& uri)
{
  std::optional<FaceUri> result;
  std::string error;
  uri.canonize(
    [&result] (const FaceUri& canonicalUri) { result = canonicalUri; },
    [&error] (const std::string& errorReason) { error = errorReason; },
    ctx.face.getIoService(), ctx.getTimeout());
  ctx.face.processEvents();

  return {result, error};
}

std::pair<FindFace::Code, std::string>
canonizeErrorHelper(const FaceUri& uri,
                    const std::string& error,
                    const std::string& field)
{
  std::string msg = "Error during canonization of ";
  if (!field.empty()) {
    msg += field + " ";
  }
  msg += "'" + uri.toString() + "': " + error;
  return {FindFace::Code::CANONIZE_ERROR, msg};
}

} // namespace nfd::tools::nfdc