cngn-typescript-library/dist/utils/aes.standard.js

A lightweight Typescript library to give you the best experience with managing your cNGN merchant account

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.AESCrypto = void 0;
const crypto = __importStar(require("crypto"));
class AESCrypto {
    static prepareKey(key) {
        // Hash the key to ensure it's always the correct length
        const hash = crypto.createHash('sha256');
        hash.update(key);
        return hash.digest();
    }
    static encrypt(data, key) {
        const iv = crypto.randomBytes(this.IV_LENGTH);
        const keyBuffer = this.prepareKey(key);
        const cipher = crypto.createCipheriv(this.ALGORITHM, keyBuffer, iv);
        let encrypted = cipher.update(data, 'utf8', 'base64');
        encrypted += cipher.final('base64');
        return {
            content: encrypted,
            iv: iv.toString('base64')
        };
    }
    static decrypt(encryptedData, key) {
        const iv = Buffer.from(encryptedData.iv, 'base64');
        const keyBuffer = this.prepareKey(key);
        const decipher = crypto.createDecipheriv(this.ALGORITHM, keyBuffer, iv);
        let decrypted = decipher.update(encryptedData.content, 'base64', 'utf8');
        decrypted += decipher.final('utf8');
        return decrypted;
    }
}
exports.AESCrypto = AESCrypto;
AESCrypto.ALGORITHM = 'aes-256-cbc';
AESCrypto.IV_LENGTH = 16;