import CryptoJS from 'crypto-js';
import { Log } from './Log';

export class CryptoUtil {

    encrypt(message:string, secretKey:string):string {
        if(!message) return null;
        return CryptoJS.AES.encrypt(message, secretKey).toString();
    }

    decrypt(utf8CipherText:string, secretKey:string):string {
        try{
            if(!utf8CipherText) return null;
            const bytes = CryptoJS.AES.decrypt(utf8CipherText, secretKey);
            return bytes.toString(CryptoJS.enc.Utf8);
        } catch(error) {
            Log.error(`Decryption failed with ${error.message}`);
            Log.error(error);
            return null;
        }
    }
}

export const cryptoUtil = new CryptoUtil();