/*
 * Copyright 2009-present 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/mongoc.h>

int
main(int argc, char *argv[])
{
   const char *uri_string = "mongodb://localhost:27017";
   mongoc_uri_t *uri;
   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_string = argv[1];
   }

   /*
    * Safely create a MongoDB URI object from the given string
    */
   uri = mongoc_uri_new_with_error(uri_string, &error);
   if (!uri) {
      fprintf(stderr,
              "failed to parse URI: %s\n"
              "error message:       %s\n",
              uri_string,
              error.message);
      return EXIT_FAILURE;
   }

   /*
    * Create a new client instance
    */
   client = mongoc_client_new_from_uri(uri);
   if (!client) {
      return EXIT_FAILURE;
   }

   /*
    * 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_relaxed_extended_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_uri_destroy(uri);
   mongoc_client_destroy(client);
   mongoc_cleanup();

   return EXIT_SUCCESS;
}
