/*!
     * main.c
     *
     * Copyright (c) 2015-2019, NADAL Jean-Baptiste. All rights reserved.
     *
     * This library is free software; you can redistribute it and/or
     * modify it under the terms of the GNU Lesser General Public
     * License as published by the Free Software Foundation; either
     * version 2.1 of the License, or (at your option) any later version.
     *
     * This library 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
     * Lesser General Public License for more details.
     *
     * You should have received a copy of the GNU Lesser General Public
     * License along with this library; if not, write to the Free Software
     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
     * MA 02110-1301 USA
     * 
     * @Author:  NADAL Jean-Baptiste
     * @Date: 08/11/2019
     *
     */

// This is an independent project of an individual developer. Dear PVS-Studio, please check it.
// PVS-Studio Static Code Analyzer for C, C++, C#, and Java: http://www.viva64.com

/*-------------------------------- INCLUDES ---------------------------------*/

#include <getopt.h>

#include <restd.h>

/*--------------------------------------------------------------------------*/

int my_http_get_handler(short event, restd_conn_t *conn, void *userdata)
{
    if (event & RESTD_EVENT_READ)
    {
        if (restd_http_get_status(conn) == RESTD_HTTP_REQ_DONE)
        {
            restd_http_response(conn, 200, "application/json", "{\"status\": false}", 17);
            return restd_http_is_keepalive_request(conn) ? RESTD_DONE : RESTD_CLOSE;
        }
    }
    return RESTD_OK;
}

/*--------------------------------------------------------------------------*/

int my_error_handler(short event, restd_conn_t *conn, void *userdata)
{
    int http_code = 500;
    if (event & RESTD_ERROR_METHOD_NOT_ALLOWED)
    {
        http_code = 405;
    }
    else if (event & RESTD_ERROR_PATH_NOT_FOUND)
    {
        http_code = 404;
    }

    restd_http_response(conn, http_code, "application/json", "{\"status\":\"error\"}", 18);
    return RESTD_CLOSE; // Close connection.
}

/*--------------------------------------------------------------------------*/

void usage(void)
{
	printf("Usage : domo-iot [web server path] \n");
	printf("web server path: \t root path of the Web server.\n");
}

/*--------------------------------------------------------------------------*/

int main(int argc, char **argv)
{
    restd_server_t *server;

    if (argc < 2)
    {
        usage();
        return -1;
    }

    restd_log_level(RESTD_LOG_DEBUG);
    server = restd_server_new();
    restd_server_set_option(server, "server.port", "8888");
    restd_server_set_option(server, "server.root_path", argv[1]);

    restd_server_register_request_handler(server, restd_rest_handler);
    restd_server_register_error_handler(server, my_error_handler);

    restd_server_register_hook(server, restd_http_handler, NULL);
    restd_server_register_hook_on_path(server, "GET", "/api/zob", my_http_get_handler, NULL);
    restd_server_register_hook_on_path(server, "GET", "/api/zob2", my_http_get_handler, NULL);
    restd_server_register_hook_on_path(server, "PUT", "/api/zob/25", my_http_get_handler, NULL);

    return restd_server_start(server);
}