Line data    Source code

       1              : /*
       2              :    This file is part of TALER
       3              :    Copyright (C) 2025 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_update_product_group.c
      18              :  * @brief Implementation of the update_product_group 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_update_product_group.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : 
      29              : enum GNUNET_DB_QueryStatus
      30            0 : TMH_PG_update_product_group (
      31              :   void *cls,
      32              :   const char *instance_id,
      33              :   uint64_t product_group_id,
      34              :   const char *name,
      35              :   const char *description,
      36              :   bool *conflict)
      37              : {
      38            0 :   struct PostgresClosure *pg = cls;
      39            0 :   struct GNUNET_PQ_QueryParam params[] = {
      40            0 :     GNUNET_PQ_query_param_string (instance_id),
      41            0 :     GNUNET_PQ_query_param_uint64 (&product_group_id),
      42            0 :     GNUNET_PQ_query_param_string (name),
      43            0 :     GNUNET_PQ_query_param_string (description),
      44              :     GNUNET_PQ_query_param_end
      45              :   };
      46              :   bool not_found;
      47            0 :   struct GNUNET_PQ_ResultSpec rs[] = {
      48            0 :     GNUNET_PQ_result_spec_bool ("conflict",
      49              :                                 conflict),
      50            0 :     GNUNET_PQ_result_spec_bool ("not_found",
      51              :                                 &not_found),
      52              :     GNUNET_PQ_result_spec_end
      53              :   };
      54              :   enum GNUNET_DB_QueryStatus qs;
      55              : 
      56            0 :   check_connection (pg);
      57              : 
      58            0 :   PREPARE (pg,
      59              :            "update_product_group",
      60              :            "SELECT"
      61              :            " out_conflict AS conflict"
      62              :            ",out_not_found AS not_found"
      63              :            " FROM merchant_do_update_product_group"
      64              :            "($1,$2,$3,$4);");
      65            0 :   qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      66              :                                                  "update_product_group",
      67              :                                                  params,
      68              :                                                  rs);
      69            0 :   if (qs <= 0)
      70            0 :     return qs;
      71            0 :   if (not_found)
      72            0 :     return GNUNET_DB_STATUS_SUCCESS_NO_RESULTS;
      73            0 :   return GNUNET_DB_STATUS_SUCCESS_ONE_RESULT;
      74              : }