/*
   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_request.h
 * @brief implementation of the get_purse_request function for Postgres
 * @author Christian Grothoff
 */
#ifndef EXCHANGE_DATABASE_GET_PURSE_REQUEST_H
#define EXCHANGE_DATABASE_GET_PURSE_REQUEST_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
 * purse public key.
 *
 * @param pg the database context
 * @param purse_pub public key of the purse
 * @param[out] merge_pub public key representing the merge capability
 * @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_request (struct TALER_EXCHANGEDB_PostgresContext *pg,
                                    const struct TALER_PurseContractPublicKeyP *
                                    purse_pub,
                                    struct TALER_PurseMergePublicKeyP *merge_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
