import type { NextFunction, Response } from 'express';
import type { IApp } from '../../../server.ts';
import type { TI18n } from '../../i18n/I18n.ts';
import type { FrameworkRequest } from '../HttpServer.ts';
import AbstractMiddleware from './AbstractMiddleware.ts';
import type { GetUserByTokenAppInfo } from './GetUserByToken.ts';
export type { TI18n };
export interface I18nMiddlewareAppInfo {
    appInfo: {
        i18n: TI18n;
    };
}
declare class I18n extends AbstractMiddleware {
    enabled: boolean;
    lookupQuerystring: string;
    constructor(app: IApp, params?: Record<string, unknown>);
    static get description(): string;
    middleware(req: FrameworkRequest, _res: Response, next: NextFunction): Promise<void>;
    detectors: Record<string, (req: FrameworkRequest & GetUserByTokenAppInfo) => string | undefined | false>;
    detectorOrder: string[];
    detectLang(req: FrameworkRequest, isUseShortCode?: boolean): Promise<string>;
}
export default I18n;