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/*
   This file is part of TALER
   Copyright (C) 2022 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 backenddb/pg_delete_contract_terms.h
 * @brief implementation of the delete_contract_terms function for Postgres
 * @author Iván Ávalos
 */
#ifndef PG_DELETE_CONTRACT_TERMS_H
#define PG_DELETE_CONTRACT_TERMS_H

#include <taler/taler_util.h>
#include <taler/taler_json_lib.h>
#include "taler_merchantdb_plugin.h"

/**
 * Delete information about a contract. Note that the transaction must
 * enforce that the contract is not awaiting payment anymore AND was not
 * paid, or is past the legal expiration.
 *
 * @param cls closure
 * @param instance_id instance to delete order of
 * @param order_id order to delete
 * @param legal_expiration how long do we need to keep (paid) contracts on
 *          file for legal reasons (i.e. taxation)
 * @return DB status code, #GNUNET_DB_STATUS_SUCCESS_NO_RESULTS
 *           if locks prevent deletion OR order unknown
 */
enum GNUNET_DB_QueryStatus
TMH_PG_delete_contract_terms (void *cls,
                              const char *instance_id,
                              const char *order_id,
                              struct GNUNET_TIME_Relative legal_expiration);

#endif