/**
 * This file is part of GpgFrontend.
 *
 * GpgFrontend 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.
 *
 * Foobar 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 Foobar.  If not, see <https://www.gnu.org/licenses/>.
 *
 * The initial version of the source code is inherited from gpg4usb-team.
 * Their source code version also complies with GNU General Public License.
 *
 * The source code version of this software was modified and released
 * by Saturneric<eric@bktus.com> starting on May 12, 2021.
 *
 */

#ifndef GPGFRONTEND_GPGUID_H
#define GPGFRONTEND_GPGUID_H

#include "GpgKeySignature.h"
#include "GpgTOFUInfo.h"

namespace GpgFrontend {

class GpgUID {
 public:
  [[nodiscard]] std::string name() const { return _uid_ref->name; }

  [[nodiscard]] std::string email() const { return _uid_ref->email; }

  [[nodiscard]] std::string comment() const { return _uid_ref->comment; }

  [[nodiscard]] std::string uid() const { return _uid_ref->uid; }

  [[nodiscard]] bool revoked() const { return _uid_ref->revoked; }

  [[nodiscard]] bool invalid() const { return _uid_ref->invalid; }

  [[nodiscard]] std::unique_ptr<std::vector<GpgTOFUInfo>> tofu_infos() const {
    auto infos = std::make_unique<std::vector<GpgTOFUInfo>>();
    auto info_next = _uid_ref->tofu;
    while (info_next != nullptr) {
      infos->push_back(GpgTOFUInfo(info_next));
      info_next = info_next->next;
    }
    return infos;
  }

  [[nodiscard]] std::unique_ptr<std::vector<GpgKeySignature>> signatures()
      const {
    auto sigs = std::make_unique<std::vector<GpgKeySignature>>();
    auto sig_next = _uid_ref->signatures;
    while (sig_next != nullptr) {
      sigs->push_back(GpgKeySignature(sig_next));
      sig_next = sig_next->next;
    }
    return sigs;
  }

  GpgUID() = default;

  explicit GpgUID(gpgme_user_id_t uid);

  GpgUID(GpgUID &&o) noexcept { swap(_uid_ref, o._uid_ref); }

  GpgUID(const GpgUID &) = delete;

  GpgUID &operator=(GpgUID &&o) noexcept {
    swap(_uid_ref, o._uid_ref);
    return *this;
  }

  GpgUID &operator=(const GpgUID &) = delete;

 private:
  using UidRefHandler = std::unique_ptr<struct _gpgme_user_id,
                                        std::function<void(gpgme_user_id_t)>>;

  UidRefHandler _uid_ref = nullptr;
};

}  // namespace GpgFrontend

#endif  // GPGFRONTEND_GPGUID_H