import Model from "../../db/Model.js";
import AuthProof from "../AuthProof.js";
import User from "./User.js";
export default class MagicLink extends Model implements AuthProof<User> {
    static validityPeriod(): number;
    readonly id?: number;
    readonly session_id?: string;
    private email?;
    private token?;
    readonly action_type?: string;
    readonly original_url?: string;
    private generated_at?;
    private authorized;
    private used;
    protected init(): void;
    getResource(): Promise<User | null>;
    revoke(): Promise<void>;
    isValid(): Promise<boolean>;
    isAuthorized(): Promise<boolean>;
    authorize(): void;
    isUsed(): boolean;
    useLink(): void;
    generateToken(email: string): Promise<string>;
    /**
     * @returns {@code null} if the token is valid, an error {@code string} otherwise.
     */
    verifyToken(tokenGuess: string): Promise<string | null>;
    getExpirationDate(): Date;
}