import { Client } from '@authup/core-http-kit';
import type { OAuth2TokenPayload } from '@authup/specs';
import type { ITokenVerifierCache } from './cache';
import type { ITokenVerifier, TokenVerificationData, TokenVerificationDataInput, TokenVerifierContext } from './types';
export declare class TokenVerifier implements ITokenVerifier {
    protected interceptorMounted: boolean | undefined;
    protected client: Client;
    protected cache: ITokenVerifierCache | undefined;
    protected maxRemoteCacheTTL: number | undefined;
    constructor(ctx: TokenVerifierContext);
    verify(token: string): Promise<TokenVerificationData>;
    verifyLocal(token: string): Promise<TokenVerificationData>;
    verifyRemote(token: string): Promise<TokenVerificationData>;
    /**
     * Return remaining seconds until token expires.
     * Throw error if token is already expired.
     *
     * @param payload
     * @protected
     */
    protected getTokenExpiresIn(payload: OAuth2TokenPayload): number;
    protected transform(input: TokenVerificationDataInput): TokenVerificationData;
}
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