@inngest/middleware-encryption/strategies/legacy.js

E2E encryption middleware for Inngest.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.LEGACY_V0Service = exports.LEGACY_DEFAULT_EVENT_ENCRYPTION_FIELD = void 0;
const middleware_1 = require("../middleware");
const aes_1 = require("./aes");
/**
 * The default field used to store encrypted data in events.
 */
exports.LEGACY_DEFAULT_EVENT_ENCRYPTION_FIELD = "encrypted";
class LEGACY_V0Service {
    constructor(options) {
        this.options = options;
        this.service = new aes_1.AESEncryptionService(this.options.key);
    }
    fieldShouldBeEncrypted(field) {
        if (typeof this.options.eventEncryptionField === "undefined") {
            return field === exports.LEGACY_DEFAULT_EVENT_ENCRYPTION_FIELD;
        }
        if (typeof this.options.eventEncryptionField === "function") {
            return this.options.eventEncryptionField(field);
        }
        if (Array.isArray(this.options.eventEncryptionField)) {
            return this.options.eventEncryptionField.includes(field);
        }
        return this.options.eventEncryptionField === field;
    }
    encryptEventData(data) {
        const encryptedData = Object.keys(data).reduce((acc, key) => {
            if (this.fieldShouldBeEncrypted(key)) {
                return Object.assign(Object.assign({}, acc), { [key]: {
                        [middleware_1.EncryptionService.ENCRYPTION_MARKER]: true,
                        data: this.service.encrypt(data[key]),
                    } });
            }
            return Object.assign(Object.assign({}, acc), { [key]: data[key] });
        }, {});
        return encryptedData;
    }
}
exports.LEGACY_V0Service = LEGACY_V0Service;