From 945821cbc842644f9d10de4ef36e8ef03d2d2253 Mon Sep 17 00:00:00 2001
From: Joseph <Joseph.xu@efrei.net>
Date: Thu, 10 Nov 2022 10:37:28 -0500
Subject: move few more functions

---
 src/exchangedb/pg_get_purse_deposit.c | 85 +++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 src/exchangedb/pg_get_purse_deposit.c

(limited to 'src/exchangedb/pg_get_purse_deposit.c')

diff --git a/src/exchangedb/pg_get_purse_deposit.c b/src/exchangedb/pg_get_purse_deposit.c
new file mode 100644
index 000000000..539bd5ece
--- /dev/null
+++ b/src/exchangedb/pg_get_purse_deposit.c
@@ -0,0 +1,85 @@
+/*
+   This file is part of TALER
+   Copyright (C) 2022 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_get_purse_deposit.c
+ * @brief Implementation of the get_purse_deposit 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_get_purse_deposit.h"
+#include "pg_helper.h"
+
+enum GNUNET_DB_QueryStatus
+TEH_PG_get_purse_deposit (
+  void *cls,
+  const struct TALER_PurseContractPublicKeyP *purse_pub,
+  const struct TALER_CoinSpendPublicKeyP *coin_pub,
+  struct TALER_Amount *amount,
+  struct TALER_DenominationHashP *h_denom_pub,
+  struct TALER_AgeCommitmentHash *phac,
+  struct TALER_CoinSpendSignatureP *coin_sig,
+  char **partner_url)
+{
+  struct PostgresClosure *pg = cls;
+  struct GNUNET_PQ_QueryParam params[] = {
+    GNUNET_PQ_query_param_auto_from_type (purse_pub),
+    GNUNET_PQ_query_param_auto_from_type (coin_pub),
+    GNUNET_PQ_query_param_end
+  };
+  bool is_null;
+  struct GNUNET_PQ_ResultSpec rs[] = {
+    GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash",
+                                          h_denom_pub),
+    GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash",
+                                          phac),
+    GNUNET_PQ_result_spec_auto_from_type ("coin_sig",
+                                          coin_sig),
+    TALER_PQ_RESULT_SPEC_AMOUNT ("amount_with_fee",
+                                 amount),
+    GNUNET_PQ_result_spec_allow_null (
+      GNUNET_PQ_result_spec_string ("partner_base_url",
+                                    partner_url),
+      &is_null),
+    GNUNET_PQ_result_spec_end
+  };
+
+
+  *partner_url = NULL;
+ /* Used in #postgres_get_purse_deposit */
+  PREPARE (pg,
+           "select_purse_deposit_by_coin_pub",
+           "SELECT "
+           " coin_sig"
+           ",amount_with_fee_val"
+           ",amount_with_fee_frac"
+           ",denom_pub_hash"
+           ",age_commitment_hash"
+           ",partner_base_url"
+           " FROM purse_deposits"
+           " LEFT JOIN partners USING (partner_serial_id)"
+           " JOIN known_coins kc USING (coin_pub)"
+           " JOIN denominations USING (denominations_serial)"
+           " WHERE coin_pub=$2"
+           "   AND purse_pub=$1;");
+
+  return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
+                                                   "select_purse_deposit_by_coin_pub",
+                                                   params,
+                                                   rs);
+}
-- 
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