/*
  This file is part of TALER
  (C) 2016-2023 Taler Systems SA

  TALER 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,
  or (at your option) any later version.

  TALER 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 TALER; see the file COPYING.  If not,
  see <http://www.gnu.org/licenses/>
*/
/**
 * @file bank-lib/fakebank_bank_post_accounts_withdrawals_abort.c
 * @brief implement bank API withdrawals /abort endpoint
 * @author Christian Grothoff <christian@grothoff.org>
 */
#include "platform.h"
#include <pthread.h>
#include "taler_fakebank_lib.h"
#include "taler_bank_service.h"
#include "taler_mhd_lib.h"
#include <gnunet/gnunet_mhd_compat.h>
#include "fakebank.h"
#include "fakebank_bank_post_accounts_withdrawals_abort.h"
#include "fakebank_common_lookup.h"
#include "fakebank_common_lp.h"


MHD_RESULT
TALER_FAKEBANK_bank_withdrawals_abort_ (
  struct TALER_FAKEBANK_Handle *h,
  struct MHD_Connection *connection,
  const char *account_name,
  const char *withdrawal_id)
{
  struct WithdrawalOperation *wo;
  struct Account *acc;

  GNUNET_assert (0 ==
                 pthread_mutex_lock (&h->big_lock));
  wo = TALER_FAKEBANK_lookup_withdrawal_operation_ (h,
                                                    withdrawal_id);
  if (NULL == wo)
  {
    GNUNET_assert (0 ==
                   pthread_mutex_unlock (&h->big_lock));
    return TALER_MHD_reply_with_error (connection,
                                       MHD_HTTP_NOT_FOUND,
                                       TALER_EC_BANK_TRANSACTION_NOT_FOUND,
                                       withdrawal_id);
  }
  acc = TALER_FAKEBANK_lookup_account_ (h,
                                        account_name,
                                        NULL);
  if (NULL == acc)
  {
    GNUNET_assert (0 ==
                   pthread_mutex_unlock (&h->big_lock));
    return TALER_MHD_reply_with_error (connection,
                                       MHD_HTTP_NOT_FOUND,
                                       TALER_EC_BANK_UNKNOWN_ACCOUNT,
                                       account_name);
  }
  if (wo->debit_account != acc)
  {
    GNUNET_assert (0 ==
                   pthread_mutex_unlock (&h->big_lock));
    return TALER_MHD_reply_with_error (connection,
                                       MHD_HTTP_NOT_FOUND,
                                       TALER_EC_BANK_TRANSACTION_NOT_FOUND,
                                       account_name);
  }
  if (wo->confirmation_done)
  {
    GNUNET_assert (0 ==
                   pthread_mutex_unlock (&h->big_lock));
    return TALER_MHD_reply_with_error (connection,
                                       MHD_HTTP_CONFLICT,
                                       TALER_EC_BANK_ABORT_CONFIRM_CONFLICT,
                                       account_name);
  }
  wo->aborted = true;
  TALER_FAKEBANK_notify_withdrawal_ (h,
                                     wo);
  GNUNET_assert (0 ==
                 pthread_mutex_unlock (&h->big_lock));
  return TALER_MHD_reply_json (connection,
                               json_object (), /* FIXME: #7301 */
                               MHD_HTTP_OK);
}