import { Either } from "fp-ts/lib/Either";
import * as jwksClient from "jwks-rsa";
export interface TokenConfig {
    client: jwksClient.JwksClient;
    algorithm: string;
    auth0Audience: string;
}
export interface AuthResponse {
    policyDocument: PolicyDocument;
    principalId: string;
    context: any;
}
export interface ResponseWithPayload {
    authResponse: AuthResponse;
    payload: any;
}
export declare type AuthorizerCallback = (error?: any, authResponse?: AuthResponse) => void;
export interface Statement {
    Action: string;
    Effect: string;
    Resource: string;
}
export interface PolicyDocument {
    Version: string;
    Statement: Statement[];
}
export declare const getPolicyDocument: (effect: string, resource: string) => PolicyDocument;
export declare const getKeys: (token: any, client: jwksClient.JwksClient) => Promise<any[]>;
export declare const getSigningKey: (client: jwksClient.JwksClient, kid: string) => Promise<string>;
export declare const authenticate: (apiGatewayEvent: any, tokenConfig: TokenConfig) => Promise<Either<Error, ResponseWithPayload>>;