import { ExpressRequest } from '../../models';
import { ConfigService } from '../config';
import { JwtPayload, JwtToken } from './jwt.model';
export declare class JwtService {
    private configService;
    private readonly config;
    constructor(configService: ConfigService);
    extractToken(req: ExpressRequest): Promise<string>;
    sign(payload: JwtPayload): Promise<JwtToken>;
    verify(token: string): Promise<JwtPayload>;
    verifyRefreshToken(token: string): Promise<JwtPayload>;
    decode(token: string): Promise<JwtPayload>;
    private handleError;
}
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