merchant

Merchant backend to process payments, run by merchants
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insert_product.c (4395B)


      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2022-2025 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/insert_product.c
     18  * @brief Implementation of the insert_product function for Postgres
     19  * @author Christian Grothoff
     20  * @author Iván Ávalos
     21  */
     22 #include "platform.h"
     23 #include <taler/taler_pq_lib.h>
     24 #include "merchant-database/insert_product.h"
     25 #include "helper.h"
     26 
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TALER_MERCHANTDB_insert_product (
     30   struct TALER_MERCHANTDB_PostgresContext *pg,
     31   const char *instance_id,
     32   const char *product_id,
     33   const struct TALER_MERCHANTDB_ProductDetails *pd,
     34   size_t num_cats,
     35   const uint64_t *cats,
     36   bool *conflict,
     37   ssize_t *no_cat,
     38   bool *no_group,
     39   bool *no_pot)
     40 {
     41   struct GNUNET_PQ_QueryParam params[] = {
     42     GNUNET_PQ_query_param_string (product_id),
     43     GNUNET_PQ_query_param_string (pd->description),
     44     TALER_PQ_query_param_json (pd->description_i18n), /* $3 */
     45     GNUNET_PQ_query_param_string (pd->unit),
     46     GNUNET_PQ_query_param_string (pd->image),
     47     TALER_PQ_query_param_json (pd->taxes), /* $6 */
     48     TALER_PQ_query_param_array_amount_with_currency (
     49       pd->price_array_length,
     50       pd->price_array,
     51       pg->conn), /* $7 */
     52     GNUNET_PQ_query_param_uint64 (&pd->total_stock), /* $8 */
     53     GNUNET_PQ_query_param_uint32 (&pd->total_stock_frac), /* $9 */
     54     GNUNET_PQ_query_param_bool (pd->allow_fractional_quantity),
     55     GNUNET_PQ_query_param_uint32 (&pd->fractional_precision_level),
     56     TALER_PQ_query_param_json (pd->address), /* $12 */
     57     GNUNET_PQ_query_param_timestamp (&pd->next_restock),
     58     GNUNET_PQ_query_param_uint32 (&pd->minimum_age),
     59     GNUNET_PQ_query_param_array_uint64 (num_cats,
     60                                         cats,
     61                                         pg->conn), /* $15 */
     62     GNUNET_PQ_query_param_string (pd->product_name),
     63     (0 == pd->product_group_id)
     64     ? GNUNET_PQ_query_param_null ()
     65     : GNUNET_PQ_query_param_uint64 (&pd->product_group_id), /* $17 */
     66     (0 == pd->money_pot_id)
     67     ? GNUNET_PQ_query_param_null ()
     68     : GNUNET_PQ_query_param_uint64 (&pd->money_pot_id), /* $18 */
     69     GNUNET_PQ_query_param_bool (pd->price_is_net), /* $19 */
     70     GNUNET_PQ_query_param_end
     71   };
     72   uint64_t ncat;
     73   bool cats_found = true;
     74   struct GNUNET_PQ_ResultSpec rs[] = {
     75     GNUNET_PQ_result_spec_bool ("conflict",
     76                                 conflict),
     77     GNUNET_PQ_result_spec_allow_null (
     78       GNUNET_PQ_result_spec_uint64 ("no_cat",
     79                                     &ncat),
     80       &cats_found),
     81     GNUNET_PQ_result_spec_bool ("no_group",
     82                                 no_group),
     83     GNUNET_PQ_result_spec_bool ("no_pot",
     84                                 no_pot),
     85     GNUNET_PQ_result_spec_end
     86   };
     87   enum GNUNET_DB_QueryStatus qs;
     88 
     89   GNUNET_assert (NULL != pg->current_merchant_id);
     90   GNUNET_assert (0 == strcmp (instance_id,
     91                               pg->current_merchant_id));
     92   check_connection (pg);
     93   TMH_PQ_prepare_anon (pg,
     94                        "SELECT"
     95                        " out_conflict AS conflict"
     96                        ",out_no_cat AS no_cat"
     97                        ",out_no_group AS no_group"
     98                        ",out_no_pot AS no_pot"
     99                        " FROM merchant_do_insert_product"
    100                        "($1, $2, $3::TEXT::JSONB, $4, $5, $6::TEXT::JSONB, $7"
    101                        ",$8, $9, $10, $11, $12::TEXT::JSONB, $13, $14, $15"
    102                        ",$16, $17, $18, $19);");
    103   qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
    104                                                  "",
    105                                                  params,
    106                                                  rs);
    107   GNUNET_PQ_cleanup_query_params_closures (params);
    108   *no_cat = (cats_found) ? -1 : (ssize_t) ncat;
    109   return qs;
    110 }