import { Request, Response } from "express";
import { Session, SessionData } from "express-session";
import { Connection } from "mysql";
import Application from "../Application.js";
import AuthMethod from "./AuthMethod.js";
import AuthProof from "./AuthProof.js";
import User from "./models/User.js";
export default class AuthGuard {
    private readonly app;
    private readonly authMethods;
    constructor(app: Application, ...authMethods: AuthMethod<AuthProof<User>>[]);
    interruptAuth(req: Request, res: Response): Promise<boolean>;
    getAuthMethodByName(authMethodName: string): AuthMethod<AuthProof<User>> | null;
    getAuthMethodNames(): string[];
    getRegistrationMethod(): AuthMethod<AuthProof<User>>;
    getAuthMethodsByIdentifier(identifier: string): Promise<{
        user: User;
        method: AuthMethod<AuthProof<User>>;
    }[]>;
    getProofs(req: Request): Promise<AuthProof<User>[]>;
    getProofsForSession(session: Session & Partial<SessionData>): Promise<AuthProof<User>[]>;
    getProofsForRequest(req: Request): Promise<AuthProof<User>[]>;
    authenticateOrRegister(session: Session & Partial<SessionData>, proof: AuthProof<User>, persistSession: boolean, onLogin?: (user: User) => Promise<void>, beforeRegister?: (connection: Connection, user: User) => Promise<RegisterCallback[]>, afterRegister?: (connection: Connection, user: User) => Promise<RegisterCallback[]>): Promise<User>;
}
export declare class AuthError extends Error {
}
export declare class AuthProofError extends AuthError {
}
export declare class InvalidAuthProofError extends AuthProofError {
    constructor();
}
export declare class UnauthorizedAuthProofError extends AuthProofError {
    constructor();
}
export declare class PendingApprovalAuthError extends AuthError {
    constructor();
}
export declare type RegisterCallback = () => Promise<void>;