/*
 * Copyright (C) Sapphirecode - All Rights Reserved
 * This file is part of password-helper which is released under MIT.
 * See file 'LICENSE' for full license details.
 * Created by Timo Hocker <timo@scode.ovh>, May 2020
 */

/* eslint-disable no-magic-numbers */
'use strict';

const argon2 = require ('argon2');

const argon_options = {
  hashLength: 64,
  saltLength: 32,
  type:       argon2.argon2id
};

/**
 * verify a plain text against an argon2 hash
 *
 * @param {string} hash_str hash
 * @param {string} plain plain text
 * @returns {Promise<boolean>} true if valid
 */
function verify (hash_str, plain) {
  return argon2.verify (hash_str, plain, argon_options);
}

/**
 * create an argon2 hash
 *
 * @param {string} plain plain text
 * @returns {Promise<string>} hash
 */
function hash (plain) {
  return argon2.hash (plain, argon_options);
}

module.exports = {
  hash,
  verify
};