'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 () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
            return ar;
        };
        return ownKeys(o);
    };
    return function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
        __setModuleDefault(result, mod);
        return result;
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.encrypt = encrypt;
exports.decrypt = decrypt;
const crypto = __importStar(require("crypto"));
const CRYPTO_ALGORITHM = 'aes-256-cbc';
const KEY_BYTE_LENGTH = 32;
const IV_BYTE_LENGTH = 16;
const KEY_STRING_LENGTH = 64;
const IV_STRING_LENGTH = 32;
const ENCRYPTED_STRING_START = KEY_STRING_LENGTH + IV_STRING_LENGTH;
function encrypt(text) {
    let key = crypto.randomBytes(KEY_BYTE_LENGTH);
    let iv = crypto.randomBytes(IV_BYTE_LENGTH);
    let cipher = crypto.createCipheriv(CRYPTO_ALGORITHM, Buffer.from(key), iv);
    let encrypted = cipher.update(text);
    encrypted = Buffer.concat([encrypted, cipher.final()]);
    let keyString = key.toString('hex');
    let ivString = iv.toString('hex');
    let encryptedString = encrypted.toString('hex');
    return keyString + ivString + encryptedString;
}
function decrypt(text) {
    let keyString = text.substr(0, KEY_STRING_LENGTH);
    let ivString = text.substr(KEY_STRING_LENGTH, IV_STRING_LENGTH);
    let encrptedString = text.substr(ENCRYPTED_STRING_START, text.length);
    let iv = Buffer.from(ivString, 'hex');
    let encryptedText = Buffer.from(encrptedString, 'hex');
    let decipher = crypto.createDecipheriv(CRYPTO_ALGORITHM, Buffer.from(keyString, 'hex'), iv);
    let decrypted = decipher.update(encryptedText);
    decrypted = Buffer.concat([decrypted, decipher.final()]);
    return decrypted.toString();
}
//# sourceMappingURL=cryptoHash.js.map