pg_lookup_pending_webhooks.h (2824B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2023 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 backenddb/pg_lookup_pending_webhooks.h 18 * @brief implementation of the lookup_pending_webhooks function for Postgres 19 * @author Iván Ávalos 20 */ 21 #ifndef PG_LOOKUP_PENDING_WEBHOOKS_H 22 #define PG_LOOKUP_PENDING_WEBHOOKS_H 23 24 #include <taler/taler_util.h> 25 #include <taler/taler_json_lib.h> 26 #include "taler_merchantdb_plugin.h" 27 28 /** 29 * Lookup the webhook that need to be send in priority. 30 * send. 31 * 32 * @param cls closure 33 * @param cb pending webhook callback 34 * @param cb_cls callback closure 35 */ 36 // WHERE next_attempt <= now ORDER BY next_attempt ASC 37 enum GNUNET_DB_QueryStatus 38 TMH_PG_lookup_pending_webhooks (void *cls, 39 TALER_MERCHANTDB_PendingWebhooksCallback cb, 40 void *cb_cls); 41 42 43 /** 44 * Lookup future webhook in the pending webhook that need to be send. 45 * With that we can know how long the system can 'sleep'. 46 * 47 * @param cls closure 48 * @param cb pending webhook callback 49 * @param cb_cls callback closure 50 */ 51 // ORDER BY next_attempt ASC LIMIT 1 52 enum GNUNET_DB_QueryStatus 53 TMH_PG_lookup_future_webhook (void *cls, 54 TALER_MERCHANTDB_PendingWebhooksCallback cb, 55 void *cb_cls); 56 57 58 /** 59 * Lookup all the webhooks in the pending webhook. 60 * Use by the administrator 61 * 62 * @param cls closure 63 * @param instance_id to lookup webhooks for this instance particularly 64 * @param min_row to see the list of the pending webhook that it is started with this minimum row. 65 * @param max_results to see the list of the pending webhook that it is end with this max results. 66 * @param cb pending webhook callback 67 * @param cb_cls callback closure 68 */ 69 // WHERE webhook_pending_serial > min_row ORDER BY webhook_pending_serial ASC LIMIT max_results 70 enum GNUNET_DB_QueryStatus 71 TMH_PG_lookup_all_webhooks (void *cls, 72 const char *instance_id, 73 uint64_t min_row, 74 uint32_t max_results, 75 TALER_MERCHANTDB_PendingWebhooksCallback cb, 76 void *cb_cls); 77 78 #endif