export default class Jwt {
    #private;
    /**
     * The constructor function initializes the signatureKey property with the provided value or a default
     * value of 'secret'.
     * @param {string} signatureKey - The `signatureKey` parameter is a string that represents the key used
     * for signing or verifying signatures. It is an optional parameter, meaning it can be provided or
     * omitted when creating an instance of the class. If no value is provided, the default value is set to
     * `'secret'`.
     */
    constructor(signatureKey: string);
    /**
     * The function generates a token using a payload and an optional expiry time, and returns a record
     * containing information about the generated token.
     * @param {any} Payload - The `Payload` parameter is of type `unknown`, which means it can accept
     * any type of data. It represents the data that you want to include in the token.
     * @param [expiry=1h] - The `expiry` parameter is an optional parameter that specifies the expiration
     * time for the generated token. It is set to a default value of '1h', which means the token will
     * expire after 1 hour.
     * @returns a Promise that resolves to a Record<string, unknown> object.
     */
    generate(Payload: any, expiry?: string): Record<string, any>;
    /**
     * The function generates a login token by repeatedly calling a token generation function for a
     * specified number of rounds.
     * @param {unknown} Payload - The `Payload` parameter is of type `unknown` and represents the data that
     * will be used to generate the login token. It can be any type of data, such as an object or a string.
     * @param [Rounds=5] - The "Rounds" parameter determines the number of times the token generation
     * process will be repeated. Each round generates a new token based on the previous token. The default
     * value is 5 rounds.
     * @param [expiry=1h] - The `expiry` parameter is a string that represents the expiration time of the
     * generated token. It is set to a default value of '1h', which means the token will expire after 1
     * hour.
     * @returns an object with the following properties:
     * - status: a boolean indicating whether the token was generated successfully or not.
     * - message: a string message indicating the result of the token generation.
     * - toKen: the generated token.
     * - algoRithm: a string indicating the algorithm used for token generation (HS256 in this case).
     * - expiry: a string indicating the expiration time of
     */
    generateLoginToken(Payload: any, Rounds?: number, expiry?: string): {
        status: boolean;
        message: string;
        toKen: any;
        algoRithm: string;
        expiry: string;
        currentTimeStamp: string;
    } | {
        status: boolean;
        message: string;
        currentTimeStamp: string;
        algoRithm: string;
        toKen?: undefined;
        expiry?: undefined;
    };
    /**
     * The `destroy` function takes a token, adds ciphers to specific positions, reverses the token, and
     * returns a result object with the modified token and other information.
     * @param {string} token - The `token` parameter is a string that represents a token.
     * @returns The `destroy` function returns a Promise that resolves to a `Record<string, unknown>`
     * object.
     */
    destroy(token: string): Record<string, any>;
    /**
     * The function decodes a token by verifying its cipher and checking if it is valid, returning an error
     * object if it is empty, destroyed, or invalid.
     * @param {string} token - The `token` parameter is a string that represents a token that needs to be
     * decoded.
     * @returns The function `decode` returns a Promise that resolves to an unknown value. The value being
     * returned depends on the conditions inside the function.
     */
    decode(token: string): any;
    /**
     * Sets or updates the cipher list.
     *
     * This method updates the internal cipher list used for cryptographic operations.
     * It validates the input to ensure that it is a non-empty array of strings. If the
     * input does not meet these criteria, an error is thrown.
     *
     * @param {string[]} cipherList - An array of strings representing the new cipher list.
     * @throws {Error} Throws an error if `cipherList` is not provided or is not an array.
     */
    setCipherList(cipherList: string[]): void;
    /**
     * Sets the signature key used for signing or verifying.
     * This method updates the instance's signature key with the provided value.
     *
     * @param {string} signatureKey - The new signature key to be set. Must be a non-empty string.
     * @throws Will throw an error if `signatureKey` is not provided or if it is not a string.
     */
    setSignatureKey(signatureKey: string): void;
}