delete_product.c (2291B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2022 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/delete_product.c 18 * @brief Implementation of the delete_product function for Postgres 19 * @author Iván Ávalos 20 */ 21 #include "platform.h" 22 #include <taler/taler_pq_lib.h> 23 #include "merchant-database/delete_product.h" 24 #include "helper.h" 25 26 27 enum GNUNET_DB_QueryStatus 28 TALER_MERCHANTDB_delete_product ( 29 struct TALER_MERCHANTDB_PostgresContext *pg, 30 const char *instance_id, 31 const char *product_id, 32 bool force, 33 bool *not_found, 34 bool *locked) 35 { 36 struct GNUNET_PQ_QueryParam params[] = { 37 GNUNET_PQ_query_param_string (product_id), 38 GNUNET_PQ_query_param_bool (force), 39 GNUNET_PQ_query_param_end 40 }; 41 struct GNUNET_PQ_ResultSpec rs[] = { 42 GNUNET_PQ_result_spec_bool ("not_found", 43 not_found), 44 GNUNET_PQ_result_spec_bool ("locked", 45 locked), 46 GNUNET_PQ_result_spec_end 47 }; 48 49 GNUNET_assert (NULL != pg->current_merchant_id); 50 GNUNET_assert (0 == strcmp (instance_id, 51 pg->current_merchant_id)); 52 check_connection (pg); 53 TMH_PQ_prepare_anon (pg, 54 "SELECT" 55 " out_not_found AS not_found" 56 ",out_locked AS locked" 57 " FROM merchant_do_delete_product" 58 " ($1, $2);"); 59 *not_found = false; 60 *locked = false; 61 return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 62 "", 63 params, 64 rs); 65 }