/*
 * Copyright (C) 2019 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

WI.HTTPUtilities = class HTTPUtilities {
    static statusTextForStatusCode(code)
    {
        console.assert(typeof code === "number");

        switch (code) {
        case 0:   return "OK";
        case 100: return "Continue";
        case 101: return "Switching Protocols";
        case 200: return "OK";
        case 201: return "Created";
        case 202: return "Accepted";
        case 203: return "Non-Authoritative Information";
        case 204: return "No Content";
        case 205: return "Reset Content";
        case 206: return "Partial Content";
        case 207: return "Multi-Status";
        case 300: return "Multiple Choices";
        case 301: return "Moved Permanently";
        case 302: return "Found";
        case 303: return "See Other";
        case 304: return "Not Modified";
        case 305: return "Use Proxy";
        case 307: return "Temporary Redirect";
        case 308: return "Permanent Redirect";
        case 400: return "Bad Request";
        case 401: return "Unauthorized";
        case 402: return "Payment Required";
        case 403: return "Forbidden";
        case 404: return "Not Found";
        case 405: return "Method Not Allowed";
        case 406: return "Not Acceptable";
        case 407: return "Proxy Authentication Required";
        case 408: return "Request Time-out";
        case 409: return "Conflict";
        case 410: return "Gone";
        case 411: return "Length Required";
        case 412: return "Precondition Failed";
        case 413: return "Request Entity Too Large";
        case 414: return "Request-URI Too Large";
        case 415: return "Unsupported Media Type";
        case 416: return "Requested range not satisfiable";
        case 417: return "Expectation Failed";
        case 500: return "Internal Server Error";
        case 501: return "Not Implemented";
        case 502: return "Bad Gateway";
        case 503: return "Service Unavailable";
        case 504: return "Gateway Time-out";
        case 505: return "HTTP Version not supported";
        }

        if (code < 200)
            return "Continue";
        if (code < 300)
            return "OK";
        if (code < 400)
            return "Multiple Choices";
        if (code < 500)
            return "Bad Request";

        return "Internal Server Error";
    }
};

WI.HTTPUtilities.RequestMethod = {
    CONNECT: "CONNECT",
    DELETE: "DELETE",
    GET: "GET",
    HEAD: "HEAD",
    OPTIONS: "OPTIONS",
    PATCH: "PATCH",
    POST: "POST",
    PUT: "PUT",
    TRACE: "TRACE",
};

WI.HTTPUtilities.RequestMethodsWithBody = new Set([
    WI.HTTPUtilities.RequestMethod.DELETE,
    WI.HTTPUtilities.RequestMethod.PATCH,
    WI.HTTPUtilities.RequestMethod.POST,
    WI.HTTPUtilities.RequestMethod.PUT,
]);