afridho-encrypt/dist/index.js

A simple AES encryption and decryption utility

"use strict";
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
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});
var __importStar = (this && this.__importStar) || (function () {
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Object.defineProperty(exports, "__esModule", { value: true });
exports.decrypt = exports.encrypt = void 0;
const CryptoJS = __importStar(require("crypto-js"));
const dotenv = __importStar(require("dotenv"));
// Load environment variables
dotenv.config();
// Ensure ENCRYPT_KEY is defined
const ENCRYPT_KEY = process.env.ENCRYPT_KEY;
if (!ENCRYPT_KEY) {
    throw new Error("ENCRYPT_KEY is not defined in the environment variables");
}
/**
 * Encrypts a given text using AES encryption.
 *
 * @param text - The plain text to encrypt.
 * @returns The encrypted text as a base64-encoded string.
 */
const encrypt = (text) => {
    if (!text) {
        throw new Error("Text to encrypt cannot be empty");
    }
    return CryptoJS.AES.encrypt(text, ENCRYPT_KEY).toString();
};
exports.encrypt = encrypt;
/**
 * Decrypts a given AES-encrypted text back to its original plain text.
 *
 * @param text - The encrypted text to decrypt.
 * @returns The decrypted plain text. If decryption fails, returns an empty string.
 */
const decrypt = (text) => {
    if (!text) {
        throw new Error("Encrypted text cannot be empty");
    }
    try {
        const bytes = CryptoJS.AES.decrypt(text, ENCRYPT_KEY);
        const decryptedText = bytes.toString(CryptoJS.enc.Utf8);
        if (!decryptedText) {
            throw new Error("Decryption failed");
        }
        return decryptedText;
    }
    catch (error) {
        throw new Error("Decryption failed: " +
            (error instanceof Error ? error.message : "Unknown error"));
    }
};
exports.decrypt = decrypt;