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/**
 * 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<[email protected]> starting on May 12, 2021.
 *
 */

#ifndef GPGFRONTEND_GPGKEYSIGNATURE_H
#define GPGFRONTEND_GPGKEYSIGNATURE_H

#include <boost/date_time.hpp>
#include <string>

#include "gpg/GpgConstants.h"

namespace GpgFrontend {

class GpgKeySignature {
 public:
  [[nodiscard]] bool revoked() const { return _signature_ref->revoked; }
  [[nodiscard]] bool expired() const { return _signature_ref->expired; }
  [[nodiscard]] bool invalid() const { return _signature_ref->invalid; }
  [[nodiscard]] bool exportable() const { return _signature_ref->exportable; }

  [[nodiscard]] gpgme_error_t status() const { return _signature_ref->status; }

  [[nodiscard]] std::string keyid() const { return _signature_ref->keyid; }
  [[nodiscard]] std::string pubkey_algo() const {
    return gpgme_pubkey_algo_name(_signature_ref->pubkey_algo);
  }

  [[nodiscard]] boost::posix_time::ptime create_time() const {
    return boost::posix_time::from_time_t(_signature_ref->timestamp);
  }
  [[nodiscard]] boost::posix_time::ptime expire_time() const {
    return boost::posix_time::from_time_t(_signature_ref->expires);
  }

  [[nodiscard]] std::string uid() const { return _signature_ref->uid; }
  [[nodiscard]] std::string name() const { return _signature_ref->name; }
  [[nodiscard]] std::string email() const { return _signature_ref->email; }
  [[nodiscard]] std::string comment() const { return _signature_ref->comment; }

  GpgKeySignature() = default;

  ~GpgKeySignature() = default;

  explicit GpgKeySignature(gpgme_key_sig_t sig);

  GpgKeySignature(GpgKeySignature &&) noexcept = default;

  GpgKeySignature(const GpgKeySignature &) = delete;

  GpgKeySignature &operator=(GpgKeySignature &&) noexcept = default;

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

 private:
  using KeySignatrueRefHandler =
      std::unique_ptr<struct _gpgme_key_sig,
                      std::function<void(gpgme_key_sig_t)>>;

  KeySignatrueRefHandler _signature_ref = nullptr;
};

}  // namespace GpgFrontend

#endif  // GPGFRONTEND_GPGKEYSIGNATURE_H