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/*
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 auditordb/pg_select_pending_deposits.c
* @brief Implementation of the select_pending_deposits 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_select_pending_deposits.h"
#include "pg_helper.h"
/**
* Closure for #wire_missing_cb().
*/
struct WireMissingContext
{
/**
* Function to call for each pending deposit.
*/
TALER_AUDITORDB_WireMissingCallback cb;
/**
* Closure for @e cb
*/
void *cb_cls;
/**
* Plugin context.
*/
struct PostgresClosure *pg;
/**
* Query status to return.
*/
enum GNUNET_DB_QueryStatus qs;
};
/**
* Helper function for #TAH_PG_select_purse_expired().
* To be called with the results of a SELECT statement
* that has returned @a num_results results.
*
* @param cls closure of type `struct WireMissingContext *`
* @param result the postgres result
* @param num_results the number of results in @a result
*/
static void
wire_missing_cb (void *cls,
PGresult *result,
unsigned int num_results)
{
struct WireMissingContext *eic = cls;
struct PostgresClosure *pg = eic->pg;
for (unsigned int i = 0; i < num_results; i++)
{
uint64_t batch_deposit_serial_id;
struct TALER_Amount total_amount;
struct TALER_PaytoHashP wire_target_h_payto;
struct GNUNET_TIME_Timestamp deadline;
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_uint64 ("batch_deposit_serial_id",
&batch_deposit_serial_id),
TALER_PQ_RESULT_SPEC_AMOUNT ("total_amount",
&total_amount),
GNUNET_PQ_result_spec_auto_from_type ("wire_target_h_payto",
&wire_target_h_payto),
GNUNET_PQ_result_spec_timestamp ("deadline",
&deadline),
GNUNET_PQ_result_spec_end
};
if (GNUNET_OK !=
GNUNET_PQ_extract_result (result,
rs,
i))
{
GNUNET_break (0);
eic->qs = GNUNET_DB_STATUS_HARD_ERROR;
return;
}
eic->cb (eic->cb_cls,
batch_deposit_serial_id,
&total_amount,
&wire_target_h_payto,
deadline);
}
eic->qs = num_results;
}
enum GNUNET_DB_QueryStatus
TAH_PG_select_pending_deposits (
void *cls,
struct GNUNET_TIME_Absolute deadline,
TALER_AUDITORDB_WireMissingCallback cb,
void *cb_cls)
{
struct PostgresClosure *pg = cls;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_absolute_time (&deadline),
GNUNET_PQ_query_param_end
};
struct WireMissingContext eic = {
.cb = cb,
.cb_cls = cb_cls,
.pg = pg
};
enum GNUNET_DB_QueryStatus qs;
PREPARE (pg,
"auditor_select_pending_deposits",
"SELECT"
" batch_deposit_serial_id"
",total_amount"
",wire_target_h_payto"
",deadline"
" FROM auditor_pending_deposits"
" WHERE deadline<$1;");
qs = GNUNET_PQ_eval_prepared_multi_select (
pg->conn,
"auditor_select_pending_deposits",
params,
&wire_missing_cb,
&eic);
if (0 > qs)
return qs;
GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != eic.qs);
return eic.qs;
}
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