exchange_trigger_purse_decision_insert.sql (1616B)
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 CREATE OR REPLACE FUNCTION purse_decision_insert_trigger() 18 RETURNS trigger 19 LANGUAGE plpgsql 20 AS $$ 21 BEGIN 22 UPDATE exchange.purse_requests 23 SET was_decided=TRUE 24 WHERE purse_pub=NEW.purse_pub; 25 IF NEW.refunded 26 THEN 27 INSERT INTO exchange.coin_history 28 (coin_pub 29 ,table_name 30 ,serial_id) 31 SELECT 32 pd.coin_pub 33 ,'purse_decision' 34 ,NEW.purse_decision_serial_id 35 FROM exchange.purse_deposits pd 36 WHERE purse_pub = NEW.purse_pub; 37 ELSE 38 INSERT INTO exchange.reserve_history 39 (reserve_pub 40 ,table_name 41 ,serial_id) 42 SELECT 43 reserve_pub 44 ,'purse_decision' 45 ,NEW.purse_decision_serial_id 46 FROM exchange.purse_merges 47 WHERE purse_pub=NEW.purse_pub; 48 END IF; 49 RETURN NEW; 50 END $$; 51 COMMENT ON FUNCTION purse_decision_insert_trigger() 52 IS 'Automatically generate coin history entry and update decision status for the purse.'; 53 54