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 src/backenddb/update_money_pot.c
      18              :  * @brief Implementation of the update_money_pot function for Postgres
      19              :  * @author Christian Grothoff
      20              :  */
      21              : #include "platform.h"
      22              : #include <taler/taler_pq_lib.h>
      23              : #include "merchant-database/update_money_pot.h"
      24              : #include "helper.h"
      25              : 
      26              : 
      27              : enum GNUNET_DB_QueryStatus
      28            1 : TALER_MERCHANTDB_update_money_pot (
      29              :   struct TALER_MERCHANTDB_PostgresContext *pg,
      30              :   const char *instance_id,
      31              :   uint64_t money_pot_id,
      32              :   const char *name,
      33              :   const char *description,
      34              :   size_t opt_len,
      35              :   const struct TALER_Amount *old_pot_totals,
      36              :   size_t npt_len,
      37              :   const struct TALER_Amount *new_pot_totals,
      38              :   bool *conflict_total,
      39              :   bool *conflict_name)
      40              : {
      41            1 :   struct GNUNET_PQ_QueryParam params[] = {
      42            1 :     GNUNET_PQ_query_param_uint64 (&money_pot_id),
      43            1 :     GNUNET_PQ_query_param_string (name),
      44            1 :     GNUNET_PQ_query_param_string (description),
      45              :     (NULL == old_pot_totals)
      46            1 :     ? GNUNET_PQ_query_param_null ()
      47            1 :     : TALER_PQ_query_param_array_amount_with_currency (opt_len,
      48              :                                                        old_pot_totals,
      49              :                                                        "merchant",
      50              :                                                        pg->conn),
      51              :     (NULL == new_pot_totals)
      52            0 :     ? GNUNET_PQ_query_param_null ()
      53            1 :     : TALER_PQ_query_param_array_amount_with_currency (npt_len,
      54              :                                                        new_pot_totals,
      55              :                                                        "merchant",
      56              :                                                        pg->conn),
      57              :     GNUNET_PQ_query_param_end
      58              :   };
      59              :   bool not_found;
      60            1 :   struct GNUNET_PQ_ResultSpec rs[] = {
      61            1 :     GNUNET_PQ_result_spec_bool ("conflict_total",
      62              :                                 conflict_total),
      63            1 :     GNUNET_PQ_result_spec_bool ("conflict_name",
      64              :                                 conflict_name),
      65            1 :     GNUNET_PQ_result_spec_bool ("not_found",
      66              :                                 &not_found),
      67              :     GNUNET_PQ_result_spec_end
      68              :   };
      69              :   enum GNUNET_DB_QueryStatus qs;
      70              : 
      71            1 :   GNUNET_assert (NULL != pg->current_merchant_id);
      72            1 :   GNUNET_assert (0 == strcmp (instance_id,
      73              :                               pg->current_merchant_id));
      74            1 :   TMH_PQ_prepare_anon (pg,
      75              :                        "SELECT"
      76              :                        " out_conflict_name AS conflict_name"
      77              :                        ",out_conflict_total AS conflict_total"
      78              :                        ",out_not_found AS not_found"
      79              :                        " FROM merchant_do_update_money_pot"
      80              :                        "($1,$2,$3,$4,$5);");
      81            1 :   qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      82              :                                                  "",
      83              :                                                  params,
      84              :                                                  rs);
      85            1 :   GNUNET_PQ_cleanup_query_params_closures (params);
      86            1 :   if (qs <= 0)
      87            0 :     return qs;
      88            1 :   if (not_found)
      89            0 :     return GNUNET_DB_STATUS_SUCCESS_NO_RESULTS;
      90            1 :   return GNUNET_DB_STATUS_SUCCESS_ONE_RESULT;
      91              : }