@xtsai/xai-utils/dist/esm/crypto/bcrypt.helper.js

The xai-utils is an openai nodejs sdk compatible extension library.

import * as bcrypt from 'bcrypt';
import { objectKeySorted } from '../sortable';
const DEFAULT_ROUNDS = 10;
const DEFAULT_PW = 'Tsailab';
export class BcryptHelper {
    static async encryptPassword(password = DEFAULT_PW, rounds = DEFAULT_ROUNDS) {
        const salt = await bcrypt.genSalt(rounds);
        const enpw = await bcrypt.hash(password, salt);
        return enpw;
    }
    /**
     * sortable json
     * @example
     * ```text
     *  uid: x
     *  json {b:2,a:1}
     *  `${uid}${JSON.stringify(sortable:json)}`
     *  stringify : x{\"a\":1,\"b\":2,\"uid\":\"x\"}
     * ```
     * @param uid
     * @param json
     * @returns hash string
     */
    static async keccak256(uid, json) {
        const salt = await bcrypt.genSalt(5);
        const merged = { ...(json ?? {}), uid };
        const sortedJson = objectKeySorted(merged);
        const text = `${uid}${JSON.stringify(sortedJson)}`;
        const hash = await bcrypt.hash(text, salt);
        return hash;
    }
    /**
     *
     * @param password
     * @param enpassword
     * @returns boolean
     */
    static async validPassword(password, enpassword = '') {
        if (!enpassword?.length && password === enpassword)
            return true;
        return await bcrypt.compare(password, enpassword);
    }
}
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