Chatto/src/main/frontend/chat/service/EncryptionServiceFactory.ts

import { EncryptionService } from "./EncryptionService";
import { SJCLEncryptionService } from "./SJCLEncryptionService";
import PromiseWorker = require('promise-worker');
// import PromiseWorker from "promise-worker";

export class EncryptionServiceFactory {
    private static readonly _worker = new Worker('/js/worker.js');
    // @ts-ignore
    private static readonly _promiseWorker = new PromiseWorker(EncryptionServiceFactory._worker);
    public static getEncryptionService(): EncryptionService {
        return new SJCLEncryptionService(this._promiseWorker)
    }
}