/// <reference types="koa" />
import { GabRequest } from '@gabliam/web-core';
import { koa } from './koa';
export declare class KoaRequest implements GabRequest<koa.Request> {
    private context;
    private request;
    body: object;
    /**
     * Request headers
     */
    headers: any;
    /**
     * Check if the request is fresh, aka
     * Last-Modified and/or the ETag
     * still match.
     */
    readonly fresh: boolean;
    /**
     * Parse the "Host" header field hostname
     * and support X-Forwarded-Host when a
     * proxy is enabled.
     */
    readonly hostname: string;
    /**
     * Request remote address. Supports X-Forwarded-For when app.proxy is true.
     */
    readonly ip: string;
    /**
     * When `app.proxy` is `true`, parse
     * the "X-Forwarded-For" ip address list.
     *
     * For example if the value were "client, proxy1, proxy2"
     * you would receive the array `["client", "proxy1", "proxy2"]`
     * where "proxy2" is the furthest down-stream.
     */
    readonly ips: string[];
    readonly file: any;
    readonly files: any;
    /**
     * Get/Set request method.
     */
    method: string;
    /**
     * Get original url
     */
    readonly originalUrl: string;
    /**
     * Get/Set request URL.
     */
    url: string;
    /**
     * Get/Set request param
     */
    params: any;
    /**
     * Get request pathname.
     * Set pathname, retaining the query-string when present.
     */
    path: string;
    /**
     * Return the protocol string "http" or "https"
     * when requested with TLS. When the proxy setting
     * is enabled the "X-Forwarded-Proto" header
     * field will be trusted. If you're running behind
     * a reverse proxy that supplies https for you this
     * may be enabled.
     */
    readonly protocol: string;
    querystring: string;
    /**
     * Short-hand for:
     *
     *    this.protocol == 'https'
     */
    readonly secure: boolean;
    /**
     * Check if the request is stale, aka
     * "Last-Modified" and / or the "ETag" for the
     * resource has changed.
     */
    readonly stale: boolean;
    /**
     * Return subdomains as an array.
     *
     * Subdomains are the dot-separated parts of the host before the main domain
     * of the app. By default, the domain of the app is assumed to be the last two
     * parts of the host. This can be changed by setting `app.subdomainOffset`.
     *
     * For example, if the domain is "tobi.ferrets.example.com":
     * If `app.subdomainOffset` is not set, this.subdomains is
     * `["ferrets", "tobi"]`.
     * If `app.subdomainOffset` is 3, this.subdomains is `["tobi"]`.
     */
    readonly subdomains: string[];
    /**
     * Add private query.
     * In koa, when you set value to query, koa update querystring with qs.stringify.
     * When validate interceptor is used, if you set Joi.number, validate cast query to number.
     *
     * @see {@link https://github.com/koajs/koa/blob/master/src/request.js#L186}
     */
    private _query;
    constructor(context: koa.Context, request: koa.Request);
    /**
     * Return the original request
     */
    get originalRequest(): koa.Request;
    /**
     * Get parsed query-string.
     * Set query-string as an object.
     */
    set query(query: any);
    get query(): any;
    /**
     * Check if the request was an _XMLHttpRequest_.
     */
    get xhr(): boolean;
    /**
     * Check if the given `type(s)` is acceptable, returning
     * the best match when true, otherwise `undefined`, in which
     * case you should respond with 406 "Not Acceptable".
     *
     * The `type` value may be a single mime type string
     * such as "application/json", the extension name
     * such as "json", a comma-delimted list such as "json, html, text/plain",
     * or an array `["json", "html", "text/plain"]`. When a list
     * or array is given the _best_ match, if any is returned.
     *
     * Examples:
     *
     *     // Accept: text/html
     *     req.accepts('html');
     *     // => "html"
     *
     *     // Accept: text/*, application/json
     *     req.accepts('html');
     *     // => "html"
     *     req.accepts('text/html');
     *     // => "text/html"
     *     req.accepts('json, text');
     *     // => "json"
     *     req.accepts('application/json');
     *     // => "application/json"
     *
     *     // Accept: text/*, application/json
     *     req.accepts('image/png');
     *     req.accepts('png');
     *     // => undefined
     *
     *     // Accept: text/*;q=.5, application/json
     *     req.accepts(['html', 'json']);
     *     req.accepts('html, json');
     *     // => "json"
     */
    accepts(...type: string[]): string[] | string | false;
    /**
     * Return accepted charsets or best fit based on `charsets`.
     *
     * Given `Accept-Charset: utf-8, iso-8859-1;q=0.2, utf-7;q=0.5`
     * an array sorted by quality is returned:
     *
     *     ['utf-8', 'utf-7', 'iso-8859-1']
     */
    acceptsCharsets(...charsets: string[]): string[] | string | boolean;
    /**
     * Return accepted encodings or best fit based on `encodings`.
     *
     * Given `Accept-Encoding: gzip, deflate`
     * an array sorted by quality is returned:
     *
     *     ['gzip', 'deflate']
     */
    acceptsEncodings(...encodings: string[]): string[] | string | boolean;
    /**
     * Return accepted languages or best fit based on `langs`.
     *
     * Given `Accept-Language: en;q=0.8, es, pt`
     * an array sorted by quality is returned:
     *
     *     ['es', 'pt', 'en']
     */
    acceptsLanguages(...langs: string[]): string[] | string | boolean;
    /**
     * Return request header.
     *
     * The `Referrer` header field is special-cased,
     * both `Referrer` and `Referer` are interchangeable.
     *
     * Examples:
     *
     *     this.get('Content-Type');
     *     // => "text/plain"
     *
     *     this.get('content-type');
     *     // => "text/plain"
     *
     *     this.get('Something');
     *     // => undefined
     */
    get(field: string): string | undefined;
    /**
     * Check if the incoming request contains the "Content-Type"
     * header field, and it contains the give mime `type`.
     *
     * Examples:
     *
     *      // With Content-Type: text/html; charset=utf-8
     *      req.is('html');
     *      req.is('text/html');
     *      req.is('text/*');
     *      // => true
     *
     *      // When Content-Type is application/json
     *      req.is('json');
     *      req.is('application/json');
     *      req.is('application/*');
     *      // => true
     *
     *      req.is('html');
     *       // => false
     */
    is(type: string): string | false;
}