merchant

Merchant backend to process payments, run by merchants
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insert_external_refund.c (3175B)

      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2026 Taler Systems SA
      4 
      5    TALER is free software; you can redistribute it and/or modify it under the
      6    terms of the GNU General Public License as published by the Free Software
      7    Foundation; either version 3, or (at your option) any later version.
      8 
      9    TALER is distributed in the hope that it will be useful, but WITHOUT ANY
     10    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
     11    A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
     12 
     13    You should have received a copy of the GNU General Public License along with
     14    TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
     15  */
     16 /**
     17  * @file src/backenddb/insert_external_refund.c
     18  * @brief Implementation of the insert_external_refund function for Postgres
     19  * @author Bohdan Potuzhnyi
     20  * @author Volodymyr Potuzhnyi
     21  */
     22 #include "platform.h"
     23 #include <taler/taler_pq_lib.h>
     24 #include "merchant-database/insert_external_refund.h"
     25 #include "helper.h"
     26 
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TALER_MERCHANTDB_insert_external_refund (
     30   struct TALER_MERCHANTDB_PostgresContext *pg,
     31   const char *instance_id,
     32   const char *order_id,
     33   const char *refund_id,
     34   const struct TALER_MerchantPostDataHashP *h_post_data,
     35   const char *method,
     36   const char *payment_id,
     37   const struct TALER_Amount *amount,
     38   const char *reason)
     39 {
     40   struct GNUNET_TIME_Timestamp now = GNUNET_TIME_timestamp_get ();
     41   struct GNUNET_PQ_QueryParam params[] = {
     42     GNUNET_PQ_query_param_string (order_id),
     43     GNUNET_PQ_query_param_string (refund_id),
     44     GNUNET_PQ_query_param_auto_from_type (h_post_data),
     45     GNUNET_PQ_query_param_timestamp (&now),
     46     GNUNET_PQ_query_param_string (method),
     47     (NULL == payment_id)
     48       ? GNUNET_PQ_query_param_null ()
     49       : GNUNET_PQ_query_param_string (payment_id),
     50     TALER_PQ_query_param_amount_with_currency (pg->conn,
     51                                                amount),
     52     GNUNET_PQ_query_param_string (reason),
     53     GNUNET_PQ_query_param_end
     54   };
     55 
     56   GNUNET_assert (NULL != pg->current_merchant_id);
     57   GNUNET_assert (0 == strcmp (instance_id,
     58                               pg->current_merchant_id));
     59   /* no preflight check here, run in transaction by caller! */
     60   TMH_PQ_prepare_anon (pg,
     61                        "INSERT INTO merchant_refunds_external"
     62                        "(order_serial"
     63                        ",refund_id"
     64                        ",h_post_data"
     65                        ",refund_timestamp"
     66                        ",refund_method"
     67                        ",payment_id"
     68                        ",refund_amount"
     69                        ",reason"
     70                        ") SELECT"
     71                        " order_serial"
     72                        ",$2"
     73                        ",$3"
     74                        ",$4"
     75                        ",$5"
     76                        ",$6"
     77                        ",$7"
     78                        ",$8"
     79                        " FROM merchant_contract_terms"
     80                        " WHERE order_id=$1");
     81   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     82                                              "",
     83                                              params);
     84 }