/*
   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 src/include/exchange-database/get_purse_by_merge_pub.h
 * @brief implementation of the get_purse_by_merge_pub function for Postgres
 * @author Christian Grothoff
 */
#ifndef EXCHANGE_DATABASE_GET_PURSE_BY_MERGE_PUB_H
#define EXCHANGE_DATABASE_GET_PURSE_BY_MERGE_PUB_H

#include "taler/taler_util.h"
#include "taler/taler_json_lib.h"
#include "exchangedb_lib.h"


/**
 * Function called to return meta data about a purse by the
 * merge capability key.
 *
 * @param pg the database context
 * @param merge_pub public key representing the merge capability
 * @param[out] purse_pub public key of the purse
 * @param[out] purse_expiration when would an unmerged purse expire
 * @param[out] h_contract_terms contract associated with the purse
 * @param[out] age_limit the age limit for deposits into the purse
 * @param[out] target_amount amount to be put into the purse
 * @param[out] balance amount put so far into the purse
 * @param[out] purse_sig signature of the purse over the initialization data
 * @return transaction status code
 */
enum GNUNET_DB_QueryStatus
TALER_EXCHANGEDB_get_purse_by_merge_pub (struct
                                         TALER_EXCHANGEDB_PostgresContext
                                         *pg,
                                         const struct
                                         TALER_PurseMergePublicKeyP *
                                         merge_pub,
                                         struct
                                         TALER_PurseContractPublicKeyP
                                         *
                                         purse_pub,
                                         struct GNUNET_TIME_Timestamp *
                                         purse_expiration,
                                         struct
                                         TALER_PrivateContractHashP *
                                         h_contract_terms,
                                         uint32_t *age_limit,
                                         struct TALER_Amount *
                                         target_amount,
                                         struct TALER_Amount *balance,
                                         struct
                                         TALER_PurseContractSignatureP
                                         *
                                         purse_sig);

#endif
