// Copyright 2017 MongoDB Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

/* -- sphinx-include-start -- */
#include <mongoc.h>

int
main (int argc, char *argv[])
{
   const char *uri_str = "mongodb://localhost:27017";
   mongoc_client_t *client;
   mongoc_database_t *database;
   mongoc_collection_t *collection;
   bson_t *command, reply, *insert;
   bson_error_t error;
   char *str;
   bool retval;

   /*
    * Required to initialize libmongoc's internals
    */
   mongoc_init ();

   /*
    * Optionally get MongoDB URI from command line
    */
   if (argc > 1) {
      uri_str = argv[1];
   }

   /*
    * Create a new client instance
    */
   client = mongoc_client_new (uri_str);

   /*
    * Register the application name so we can track it in the profile logs
    * on the server. This can also be done from the URI (see other examples).
    */
   mongoc_client_set_appname (client, "connect-example");

   /*
    * Get a handle on the database "db_name" and collection "coll_name"
    */
   database = mongoc_client_get_database (client, "db_name");
   collection = mongoc_client_get_collection (client, "db_name", "coll_name");

   /*
    * Do work. This example pings the database, prints the result as JSON and
    * performs an insert
    */
   command = BCON_NEW ("ping", BCON_INT32 (1));

   retval = mongoc_client_command_simple (
      client, "admin", command, NULL, &reply, &error);

   if (!retval) {
      fprintf (stderr, "%s\n", error.message);
      return EXIT_FAILURE;
   }

   str = bson_as_json (&reply, NULL);
   printf ("%s\n", str);

   insert = BCON_NEW ("hello", BCON_UTF8 ("world"));

   if (!mongoc_collection_insert_one (collection, insert, NULL, NULL, &error)) {
      fprintf (stderr, "%s\n", error.message);
   }

   bson_destroy (insert);
   bson_destroy (&reply);
   bson_destroy (command);
   bson_free (str);

   /*
    * Release our handles and clean up libmongoc
    */
   mongoc_collection_destroy (collection);
   mongoc_database_destroy (database);
   mongoc_client_destroy (client);
   mongoc_cleanup ();

   return 0;
}
