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1. Service worker with Google's Workbox... Service worker with Google's Workbox for Angular App - SW file

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   import {precacheAndRoute} from 'workbox-precaching';

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   import {registerRoute} from 'workbox-routing';

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   import { ServiceWorkerHandler } from './sw-handlers';

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   declare const self: any;

2. Service worker with Google's Workbox... Service worker with Google's Workbox for Angular App - handler file

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   export const BG_IMAGES_CACHE = 'bg-images-cache';

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   export class ServiceWorkerHandler {

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       private dbPromise: IDBOpenDBRequest;

3. middlemen middlemen Public

   MiddleMen - Connecting the missing dots

   TypeScript 3

4. bulkAdd-logicalAdd-singleTrans.js bulkAdd-logicalAdd-singleTrans.js

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   /**

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   * Here also, all objects are added in a single transaction, with the difference being, before addition,

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   * the object is checked for equality. If same object exists, then update is performed, otherwise addition is proceeded.

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   */

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   connection.onsuccess = (e) => {

5. bulkAdd-singleTrans.js bulkAdd-singleTrans.js

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   /**

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   * Here all objects are added into store in a single transaction.

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   */

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   connection.onsuccess = (e) => {