/**
 * 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.
 *
 */

#include "gpg/result_analyse/SignResultAnalyse.h"

#include "gpg/function/GpgKeyGetter.h"

GpgFrontend::SignResultAnalyse::SignResultAnalyse(GpgError error,
                                                  GpgSignResult result)
    : error(error), result(std::move(result)) {}

void GpgFrontend::SignResultAnalyse::do_analyse() {
  LOG(INFO) << _("Start Sign Result Analyse");

  stream << "[#] " << _("Sign Operation") << " ";

  if (gpgme_err_code(error) == GPG_ERR_NO_ERROR)
    stream << "[" << _("Success") << "]" << std::endl;
  else {
    stream << "[" << _("Failed") << "] " << gpgme_strerror(error) << std::endl;
    setStatus(-1);
  }

  if (result != nullptr &&
      (result->signatures != nullptr || result->invalid_signers != nullptr)) {
    LOG(INFO) << _("Sign Result Analyse Getting Result");
    stream << "------------>" << std::endl;
    auto new_sign = result->signatures;

    while (new_sign != nullptr) {
      stream << "[>]" << _("New Signature") << ": " << std::endl;

      LOG(INFO) << _("Signers Fingerprint") << ": " << new_sign->fpr;

      stream << "    " << _("Sign Mode") << ": ";
      if (new_sign->type == GPGME_SIG_MODE_NORMAL)
        stream << _("Normal");
      else if (new_sign->type == GPGME_SIG_MODE_CLEAR)
        stream << _("Clear");
      else if (new_sign->type == GPGME_SIG_MODE_DETACH)
        stream << _("Detach");

      stream << std::endl;

      auto singerKey =
          GpgFrontend::GpgKeyGetter::GetInstance().GetKey(new_sign->fpr);
      if (singerKey.good()) {
        stream << "    " << _("Signer") << ": "
               << singerKey.uids()->front().uid() << std::endl;
      } else {
        stream << "    " << _("Signer") << ": "
               << "<unknown>" << std::endl;
      }
      stream << "    " << _("Public Key Algo") << ": "
             << gpgme_pubkey_algo_name(new_sign->pubkey_algo) << std::endl;
      stream << "    " << _("Hash Algo") << ": "
             << gpgme_hash_algo_name(new_sign->hash_algo) << std::endl;
      stream << "    " << _("Date & Time") << ": "
             << boost::posix_time::to_iso_string(
                    boost::posix_time::from_time_t(new_sign->timestamp))
             << std::endl;

      stream << std::endl;

      new_sign = new_sign->next;
    }

    LOG(INFO) << _("Sign Result Analyse Getting Invalid Signer");

    auto invalid_signer = result->invalid_signers;

    if (invalid_signer != nullptr)
      stream << _("Invalid Signers") << ": " << std::endl;

    while (invalid_signer != nullptr) {
      setStatus(0);
      stream << "[>] " << _("Signer") << ": " << std::endl;
      stream << "      " << _("Fingerprint") << ": " << invalid_signer->fpr
             << std::endl;
      stream << "      " << _("Reason") << ": "
             << gpgme_strerror(invalid_signer->reason) << std::endl;
      stream << std::endl;

      invalid_signer = invalid_signer->next;
    }
    stream << "<------------" << std::endl;
  }
}