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 <http://www.gnu.org/licenses/>
      15              :  */
      16              : /**
      17              :  * @file backenddb/pg_delete_unit.c
      18              :  * @brief Implementation of the delete_unit function for Postgres
      19              :  * @author Bohdan Potuzhnyi
      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_delete_unit.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : 
      29              : enum GNUNET_DB_QueryStatus
      30            6 : TMH_PG_delete_unit (void *cls,
      31              :                     const char *instance_id,
      32              :                     const char *unit_id,
      33              :                     bool *no_instance,
      34              :                     bool *no_unit,
      35              :                     bool *builtin_conflict)
      36              : {
      37            6 :   struct PostgresClosure *pg = cls;
      38            6 :   struct GNUNET_PQ_QueryParam params[] = {
      39            6 :     GNUNET_PQ_query_param_string (instance_id),
      40            6 :     GNUNET_PQ_query_param_string (unit_id),
      41              :     GNUNET_PQ_query_param_end
      42              :   };
      43            6 :   struct GNUNET_PQ_ResultSpec rs[] = {
      44            6 :     GNUNET_PQ_result_spec_bool ("out_no_instance",
      45              :                                 no_instance),
      46            6 :     GNUNET_PQ_result_spec_bool ("out_no_unit",
      47              :                                 no_unit),
      48            6 :     GNUNET_PQ_result_spec_bool ("out_builtin_conflict",
      49              :                                 builtin_conflict),
      50              :     GNUNET_PQ_result_spec_end
      51              :   };
      52              :   enum GNUNET_DB_QueryStatus qs;
      53              : 
      54            6 :   check_connection (pg);
      55            6 :   PREPARE (pg,
      56              :            "delete_unit",
      57              :            "SELECT"
      58              :            " out_no_instance"
      59              :            " ,out_no_unit"
      60              :            " ,out_builtin_conflict"
      61              :            " FROM merchant_do_delete_unit($1,$2);");
      62            6 :   qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      63              :                                                  "delete_unit",
      64              :                                                  params,
      65              :                                                  rs);
      66            6 :   GNUNET_PQ_cleanup_query_params_closures (params);
      67            6 :   return qs;
      68              : }