merchant

Merchant backend to process payments, run by merchants
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pg_insert_category.c (2393B)

      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2024 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 backenddb/pg_insert_category.c
     18  * @brief Implementation of the insert_category function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "platform.h"
     22 #include <taler/taler_error_codes.h>
     23 #include <taler/taler_dbevents.h>
     24 #include <taler/taler_pq_lib.h>
     25 #include "pg_insert_category.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 TMH_PG_insert_category (void *cls,
     31                         const char *instance_id,
     32                         const char *category_name,
     33                         const json_t *category_name_i18n,
     34                         uint64_t *category_id)
     35 {
     36   struct PostgresClosure *pg = cls;
     37   struct GNUNET_PQ_QueryParam params[] = {
     38     GNUNET_PQ_query_param_string (instance_id),
     39     GNUNET_PQ_query_param_string (category_name),
     40     TALER_PQ_query_param_json (category_name_i18n),
     41     GNUNET_PQ_query_param_end
     42   };
     43   struct GNUNET_PQ_ResultSpec rs[] = {
     44     GNUNET_PQ_result_spec_uint64 ("category_serial",
     45                                   category_id),
     46     GNUNET_PQ_result_spec_end
     47   };
     48 
     49   check_connection (pg);
     50   PREPARE (pg,
     51            "insert_category",
     52            "INSERT INTO merchant_categories"
     53            "(merchant_serial"
     54            ",category_name"
     55            ",category_name_i18n"
     56            ")"
     57            " SELECT merchant_serial,"
     58            " $2, $3::TEXT::JSONB"
     59            " FROM merchant_instances"
     60            " WHERE merchant_id=$1"
     61            " RETURNING category_serial");
     62   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
     63                                                    "insert_category",
     64                                                    params,
     65                                                    rs);
     66 }