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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_lookup_order_status.c
* @brief Implementation of the lookup_order_status function for Postgres
* @author Iván Ávalos
*/
#include "platform.h"
#include <taler/taler_error_codes.h>
#include <taler/taler_dbevents.h>
#include <taler/taler_pq_lib.h>
#include "pg_lookup_order_status.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TMH_PG_lookup_order_status (
void *cls,
const char *instance_id,
const char *order_id,
struct TALER_PrivateContractHashP *h_contract_terms,
bool *paid)
{
struct PostgresClosure *pg = cls;
uint8_t paid8;
enum GNUNET_DB_QueryStatus qs;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_string (instance_id),
GNUNET_PQ_query_param_string (order_id),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_auto_from_type ("h_contract_terms",
h_contract_terms),
GNUNET_PQ_result_spec_auto_from_type ("paid",
&paid8),
GNUNET_PQ_result_spec_end
};
check_connection (pg);
PREPARE (pg,
"lookup_order_status",
"SELECT"
" h_contract_terms"
",paid"
" FROM merchant_contract_terms"
" WHERE merchant_serial="
" (SELECT merchant_serial "
" FROM merchant_instances"
" WHERE merchant_id=$1)"
" AND order_id=$2");
qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"lookup_order_status",
params,
rs);
if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT == qs)
*paid = (0 != paid8);
else
*paid = false; /* just to be safe(r) */
return qs;
}
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