/*
   This file is part of TALER
   Copyright (C) 2025 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 src/include/merchant-database/iterate_login_tokens.h
 * @brief implementation of the iterate_login_tokens function for Postgres
 * @author Martin Schanzenbach
 */
#ifndef MERCHANT_DATABASE_ITERATE_LOGIN_TOKENS_H
#define MERCHANT_DATABASE_ITERATE_LOGIN_TOKENS_H

#include <taler/taler_util.h>
#include <taler/taler_json_lib.h>
#include "merchantdb_lib.h"


/**
 * Typically called by `iterate_login_tokens`.
 *
 * @param cls a `json_t *` JSON array to build
 * @param creation_time creation time of the token
 * @param expiration_time expiration time of the token
 * @param scope validity scope of the token
 * @param description description of the token
 * @param serial serial number of the token
 */
typedef void
(*TALER_MERCHANTDB_LoginTokensCallback)(
  void *cls,
  struct GNUNET_TIME_Timestamp creation_time,
  struct GNUNET_TIME_Timestamp expiration_time,
  uint32_t scope,
  const char *description,
  uint64_t serial);

/**
 * Lookup all of the tokens the given instance has configured.
 *
 * @param pg database context
 * @param instance_id instance to lookup tokens for
 * @param offset transfer_serial number of the transfer we want to offset from
 * @param limit number of entries to return, negative for descending,
 *                positive for ascending
 * @param cb function to call on all products found
 * @param cb_cls closure for @a cb
 * @return database result code
 */
enum GNUNET_DB_QueryStatus
TALER_MERCHANTDB_iterate_login_tokens (
  struct TALER_MERCHANTDB_PostgresContext *pg,
  const char *instance_id,
  uint64_t offset,
  int64_t limit,
  TALER_MERCHANTDB_LoginTokensCallback cb,
  void *cb_cls);

#endif
