Line data    Source code

       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 pg_insert_balance.c
      18             :  * @brief Implementation of the insert_balance function
      19             :  * @author Christian Grothoff
      20             :  */
      21             : #include "taler/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_balance.h"
      26             : #include "pg_helper.h"
      27             : 
      28             : 
      29             : enum GNUNET_DB_QueryStatus
      30         444 : TAH_PG_insert_balance (void *cls,
      31             :                        const char *balance_key,
      32             :                        const struct TALER_Amount *balance_value,
      33             :                        ...)
      34             : {
      35         444 :   struct PostgresClosure *pg = cls;
      36         444 :   unsigned int cnt = 1;
      37             :   va_list ap;
      38             : 
      39         444 :   va_start (ap,
      40             :             balance_value);
      41        3654 :   while (NULL != va_arg (ap,
      42             :                          const char *))
      43             :   {
      44        3210 :     cnt++;
      45        3210 :     (void) va_arg (ap,
      46             :                    const struct TALER_Amount *);
      47             :   }
      48         444 :   va_end (ap);
      49         444 :   {
      50         444 :     const char *keys[cnt];
      51         444 :     struct TALER_Amount amounts[cnt];
      52         444 :     unsigned int off = 1;
      53         444 :     struct GNUNET_PQ_QueryParam params[] = {
      54         444 :       GNUNET_PQ_query_param_array_ptrs_string (cnt,
      55             :                                                keys,
      56             :                                                pg->conn),
      57         444 :       TALER_PQ_query_param_array_amount (cnt,
      58             :                                          amounts,
      59             :                                          pg->conn),
      60             :       GNUNET_PQ_query_param_end
      61             :     };
      62             :     enum GNUNET_DB_QueryStatus qs;
      63             : 
      64         444 :     keys[0] = balance_key;
      65         444 :     amounts[0] = *balance_value;
      66             : 
      67         444 :     va_start (ap,
      68             :               balance_value);
      69        3654 :     while (off < cnt)
      70             :     {
      71        3210 :       keys[off] = va_arg (ap,
      72             :                           const char *);
      73        3210 :       amounts[off] = *va_arg (ap,
      74             :                               const struct TALER_Amount *);
      75        3210 :       off++;
      76             :     }
      77         444 :     GNUNET_assert (NULL == va_arg (ap,
      78             :                                    const char *));
      79         444 :     va_end (ap);
      80             : 
      81         444 :     PREPARE (pg,
      82             :              "auditor_balance_insert",
      83             :              "INSERT INTO auditor_balances "
      84             :              "(balance_key"
      85             :              ",balance_value.val"
      86             :              ",balance_value.frac"
      87             :              ") SELECT *"
      88             :              " FROM UNNEST (CAST($1 AS TEXT[]),"
      89             :              "              CAST($2 AS taler_amount[]))"
      90             :              " ON CONFLICT DO NOTHING;");
      91         444 :     qs = GNUNET_PQ_eval_prepared_non_select (pg->conn,
      92             :                                              "auditor_balance_insert",
      93             :                                              params);
      94         444 :     GNUNET_PQ_cleanup_query_params_closures (params);
      95         444 :     return qs;
      96             :   }
      97             : }