/*
     This file is part of GNUnet.
     Copyright (C) 2014 GNUnet e.V.

     GNUnet is free software: you can redistribute it and/or modify it
     under the terms of the GNU Affero General Public License as published
     by the Free Software Foundation, either version 3 of the License,
     or (at your option) any later version.

     GNUnet 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
     Affero General Public License for more details.

     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.

     SPDX-License-Identifier: AGPL3.0-or-later
 */

/**
 * @file secretsharing/test_secretsharing_api.c
 * @brief testcase for the secretsharing api
 */
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testing_lib.h"
#include "gnunet_secretsharing_service.h"


static int success;

static struct GNUNET_SECRETSHARING_Session *keygen;


static void
secret_ready_cb(void *cls,
                struct GNUNET_SECRETSHARING_Share *my_share,
                struct GNUNET_SECRETSHARING_PublicKey *public_key,
                unsigned int num_ready_peers,
                const struct GNUNET_PeerIdentity *ready_peers)
{
  keygen = NULL;
  if (num_ready_peers == 1)
    success = 1;
  // FIXME: check that our share is valid, which we can do as there's only
  // one peer.
  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "secret ready, shutting down\n");
  GNUNET_SCHEDULER_shutdown();
}


static void
handle_shutdown(void *cls)
{
  if (NULL != keygen)
    {
      GNUNET_SECRETSHARING_session_destroy(keygen);
      keygen = NULL;
    }
}


static void
run(void *cls,
    const struct GNUNET_CONFIGURATION_Handle *cfg,
    struct GNUNET_TESTING_Peer *peer)
{
  struct GNUNET_HashCode session_id;
  struct GNUNET_TIME_Absolute start;
  struct GNUNET_TIME_Absolute deadline;

  GNUNET_SCHEDULER_add_shutdown(&handle_shutdown, NULL);

  GNUNET_log(GNUNET_ERROR_TYPE_INFO, "testing secretsharing api\n");

  GNUNET_CRYPTO_hash_create_random(GNUNET_CRYPTO_QUALITY_WEAK, &session_id);

  start = GNUNET_TIME_absolute_get();
  deadline = GNUNET_TIME_absolute_add(start, GNUNET_TIME_UNIT_SECONDS);

  keygen = GNUNET_SECRETSHARING_create_session(cfg,
                                               0, NULL,  /* only the local peer */
                                               &session_id,
                                               start, deadline,
                                               1,
                                               secret_ready_cb, NULL);
}


int
main(int argc, char **argv)
{
  int ret;

  ret = GNUNET_TESTING_peer_run("test_secretsharing_api",
                                "test_secretsharing.conf",
                                &run, NULL);
  if (0 != ret)
    return ret;
  return (GNUNET_YES == success) ? 0 : 1;
}