Line data    Source code

       1              : /*
       2              :    This file is part of TALER
       3              :    Copyright (C) 2025, 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_unit.c
      18              :  * @brief Implementation of the insert_unit function for Postgres
      19              :  * @author Bohdan Potuzhnyi
      20              :  */
      21              : #include "platform.h"
      22              : #include <taler/taler_pq_lib.h>
      23              : #include "merchant-database/insert_unit.h"
      24              : #include "helper.h"
      25              : 
      26              : 
      27              : enum GNUNET_DB_QueryStatus
      28            8 : TALER_MERCHANTDB_insert_unit (
      29              :   struct TALER_MERCHANTDB_PostgresContext *pg,
      30              :   const char *instance_id,
      31              :   const struct TALER_MERCHANTDB_UnitDetails *ud,
      32              :   bool *conflict,
      33              :   uint64_t *unit_serial)
      34              : {
      35            8 :   struct GNUNET_PQ_QueryParam params[] = {
      36            8 :     GNUNET_PQ_query_param_string (ud->unit),
      37            8 :     GNUNET_PQ_query_param_string (ud->unit_name_long),
      38            8 :     GNUNET_PQ_query_param_string (ud->unit_name_short),
      39            8 :     TALER_PQ_query_param_json (ud->unit_name_long_i18n),
      40            8 :     TALER_PQ_query_param_json (ud->unit_name_short_i18n),
      41            8 :     GNUNET_PQ_query_param_bool (ud->unit_allow_fraction),
      42            8 :     GNUNET_PQ_query_param_uint32 (&ud->unit_precision_level),
      43            8 :     GNUNET_PQ_query_param_bool (ud->unit_active),
      44              :     GNUNET_PQ_query_param_end
      45              :   };
      46            8 :   bool unit_serial_present = true;
      47            8 :   struct GNUNET_PQ_ResultSpec rs[] = {
      48            8 :     GNUNET_PQ_result_spec_bool ("conflict",
      49              :                                 conflict),
      50            8 :     GNUNET_PQ_result_spec_allow_null (
      51              :       GNUNET_PQ_result_spec_uint64 ("unit_serial",
      52              :                                     unit_serial),
      53              :       &unit_serial_present),
      54              :     GNUNET_PQ_result_spec_end
      55              :   };
      56              :   enum GNUNET_DB_QueryStatus qs;
      57              : 
      58            8 :   *conflict = false;
      59            8 :   GNUNET_assert (NULL != pg->current_merchant_id);
      60            8 :   GNUNET_assert (0 == strcmp (instance_id,
      61              :                               pg->current_merchant_id));
      62            8 :   TMH_PQ_prepare_anon (pg,
      63              :                        "SELECT"
      64              :                        " out_conflict AS conflict"
      65              :                        " ,out_unit_serial AS unit_serial"
      66              :                        " FROM merchant_do_insert_unit"
      67              :                        " ($1,$2,$3,$4,$5,$6,$7,$8);");
      68            8 :   qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      69              :                                                  "",
      70              :                                                  params,
      71              :                                                  rs);
      72            8 :   GNUNET_PQ_cleanup_query_params_closures (params);
      73            8 :   if (! unit_serial_present)
      74            6 :     *unit_serial = 0;
      75            8 :   return qs;
      76              : }