1 files changed, 65 insertions, 0 deletions
diff --git a/src/exchangedb/pg_insert_refund.c b/src/exchangedb/pg_insert_refund.c
new file mode 100644
index 000000000..e989c91bc
--- /dev/null
+++ b/src/exchangedb/pg_insert_refund.c
@@ -0,0 +1,65 @@
+/*
+   This file is part of TALER
+   Copyright (C) 2022-2023 Taler Systems SA
+
+   TALER is free software; you can redistribute it and/or modify it under the
+   terms of the GNU General Public License as published by the Free Software
+   Foundation; either version 3, or (at your option) any later version.
+
+   TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along with
+   TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+/**
+ * @file exchangedb/pg_insert_refund.c
+ * @brief Implementation of the insert_refund function for Postgres
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "taler_error_codes.h"
+#include "taler_dbevents.h"
+#include "taler_pq_lib.h"
+#include "pg_insert_refund.h"
+#include "pg_helper.h"
+
+
+enum GNUNET_DB_QueryStatus
+TEH_PG_insert_refund (void *cls,
+                      const struct TALER_EXCHANGEDB_Refund *refund)
+{
+  struct PostgresClosure *pg = cls;
+  struct GNUNET_PQ_QueryParam params[] = {
+    GNUNET_PQ_query_param_auto_from_type (&refund->coin.coin_pub),
+    GNUNET_PQ_query_param_auto_from_type (&refund->details.merchant_pub),
+    GNUNET_PQ_query_param_auto_from_type (&refund->details.merchant_sig),
+    GNUNET_PQ_query_param_auto_from_type (&refund->details.h_contract_terms),
+    GNUNET_PQ_query_param_uint64 (&refund->details.rtransaction_id),
+    TALER_PQ_query_param_amount (pg->conn,
+                                 &refund->details.refund_amount),
+    GNUNET_PQ_query_param_end
+  };
+
+  GNUNET_assert (GNUNET_YES ==
+                 TALER_amount_cmp_currency (&refund->details.refund_amount,
+                                            &refund->details.refund_fee));
+  PREPARE (pg,
+           "insert_refund",
+           "INSERT INTO refunds "
+           "(coin_pub"
+           ",batch_deposit_serial_id"
+           ",merchant_sig"
+           ",rtransaction_id"
+           ",amount_with_fee"
+           ") SELECT $1, cdep.batch_deposit_serial_id, $3, $5, $6"
+           "    FROM coin_deposits cdep"
+           "    JOIN batch_deposits bdep USING (batch_deposit_serial_id)"
+           "   WHERE coin_pub=$1"
+           "     AND h_contract_terms=$4"
+           "     AND merchant_pub=$2");
+  return GNUNET_PQ_eval_prepared_non_select (pg->conn,
+                                             "insert_refund",
+                                             params);
+}