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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 backenddb/pg_lookup_token_family.c
* @brief Implementation of the lookup_token_family 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_lookup_token_family.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TMH_PG_lookup_token_family (void *cls,
const char *instance_id,
const char *token_family_slug,
struct TALER_MERCHANTDB_TokenFamilyDetails *details)
{
struct PostgresClosure *pg = cls;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_string (instance_id),
GNUNET_PQ_query_param_string (token_family_slug),
GNUNET_PQ_query_param_end
};
if (NULL == details)
{
struct GNUNET_PQ_ResultSpec rs_null[] = {
GNUNET_PQ_result_spec_end
};
check_connection (pg);
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"lookup_token_family",
params,
rs_null);
}
else
{
char *kind;
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_string ("slug",
&details->slug),
GNUNET_PQ_result_spec_string ("name",
&details->name),
GNUNET_PQ_result_spec_string ("description",
&details->description),
TALER_PQ_result_spec_json ("description_i18n",
&details->description_i18n),
GNUNET_PQ_result_spec_timestamp ("valid_after",
&details->valid_after),
GNUNET_PQ_result_spec_timestamp ("valid_before",
&details->valid_before),
GNUNET_PQ_result_spec_relative_time ("duration",
&details->duration),
GNUNET_PQ_result_spec_string ("kind",
&kind),
GNUNET_PQ_result_spec_uint64 ("issued",
&details->issued),
GNUNET_PQ_result_spec_uint64 ("redeemed",
&details->redeemed),
GNUNET_PQ_result_spec_end
};
check_connection (pg);
PREPARE (pg,
"lookup_token_family",
"SELECT"
" slug"
",name"
",description"
",description_i18n"
",valid_after"
",valid_before"
",duration"
",kind"
",issued"
",redeemed"
" FROM merchant_token_families"
" JOIN merchant_instances"
" USING (merchant_serial)"
" WHERE merchant_instances.merchant_id=$1"
" AND merchant_token_families.slug=$2");
enum GNUNET_DB_QueryStatus qs;
qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"lookup_token_family",
params,
rs);
if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT == qs)
{
if (0 == strcmp(kind, "discount"))
details->kind = TALER_MERCHANTDB_TFK_Discount;
else if (0 == strcmp(kind, "subscription"))
details->kind = TALER_MERCHANTDB_TFK_Subscription;
else
{
GNUNET_break (0);
return GNUNET_DB_STATUS_HARD_ERROR;
}
}
return qs;
}
}
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