@churchapps/apihelper/dist/helpers/EncryptionHelper.js

Library of helper functions not specific to any one ChurchApps project or framework.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.EncryptionHelper = void 0;
const crypto_1 = __importDefault(require("crypto"));
const _1 = require(".");
class EncryptionHelper {
}
exports.EncryptionHelper = EncryptionHelper;
EncryptionHelper.algorithm = 'aes-256-ctr';
EncryptionHelper.encrypt = (plainValue) => {
    const iv = crypto_1.default.randomBytes(16);
    const cipher = crypto_1.default.createCipheriv(EncryptionHelper.algorithm, _1.EnvironmentBase.encryptionKey, iv);
    const encrypted = Buffer.concat([cipher.update(plainValue), cipher.final()]);
    return iv.toString('base64') + "|" + encrypted.toString('base64');
};
EncryptionHelper.decrypt = (encryptedPair) => {
    const parts = encryptedPair.split("|");
    if (parts.length !== 2)
        return "";
    else {
        const iv = Buffer.from(parts[0], 'base64');
        const content = Buffer.from(parts[1], 'base64');
        const decipher = crypto_1.default.createDecipheriv(EncryptionHelper.algorithm, _1.EnvironmentBase.encryptionKey, iv);
        const decrpyted = Buffer.concat([decipher.update(content), decipher.final()]);
        return decrpyted.toString();
    }
};
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