simplify POST /private/transfers implementation to match new situation with taler-merchant-exchange (incomplete)

1 files changed, 66 insertions, 0 deletions

diff --git a/src/backenddb/pg_set_transfer_status_to_confirmed.c b/src/backenddb/pg_set_transfer_status_to_confirmed.c
new file mode 100644
index 00000000..700965a1
--- /dev/null
+++ b/src/backenddb/pg_set_transfer_status_to_confirmed.c
@@ -0,0 +1,66 @@
+/*
+   This file is part of TALER
+   Copyright (C) 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 backenddb/pg_set_transfer_status_to_confirmed.c
+ * @brief Implementation of the set_transfer_status_to_confirmed function for Postgres
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include <taler/taler_error_codes.h>
+#include <taler/taler_dbevents.h>
+#include <taler/taler_pq_lib.h>
+#include "pg_set_transfer_status_to_confirmed.h"
+#include "pg_helper.h"
+
+
+enum GNUNET_DB_QueryStatus
+TMH_PG_set_transfer_status_to_confirmed (
+  void *cls,
+  const char *instance_id,
+  const char *exchange_url,
+  const struct TALER_WireTransferIdentifierRawP *wtid,
+  const struct TALER_Amount *amount)
+{
+  struct PostgresClosure *pg = cls;
+  struct GNUNET_PQ_QueryParam params[] = {
+    GNUNET_PQ_query_param_string (instance_id),
+    GNUNET_PQ_query_param_auto_from_type (wtid),
+    GNUNET_PQ_query_param_string (exchange_url),
+    TALER_PQ_query_param_amount (amount),
+    GNUNET_PQ_query_param_end
+  };
+
+  check_connection (pg);
+  PREPARE (pg,
+           "set_transfer_status_to_confirmed",
+           "UPDATE merchant_transfers SET"
+           " confirmed=TRUE"
+           " WHERE wtid=$2"
+           "   AND credit_amount_val=$4"
+           "   AND credit_amount_frac=$5"
+           "   AND exchange_url=$3"
+           "   AND account_serial IN"
+           "   (SELECT account_serial"
+           "     FROM merchant_accounts"
+           "    WHERE merchant_serial ="
+           "      (SELECT merchant_serial"
+           "         FROM merchant_instances"
+           "        WHERE merchant_id=$1));");
+  return GNUNET_PQ_eval_prepared_non_select (
+    pg->conn,
+    "set_transfer_status_to_confirmed",
+    params);
+}