I thought it would be rather simple but I am struggle to successfully send response then modify my cloned response that is being stored in cache inside my service worker. Ultimately I want to app...

This seems fairly basic however I can't find an answer on here. The MDN official docs show that getting a notification to navigate back to the app should look like this: self.addEventListener(&quot...

I'm still doing experiments in order to master service workers, and I'm facing a problem, probably because of my lack of expertise in JavaScript and service workers. The problem happens when I want...

In app.js, I am checking the serviceWorker existence in navigator object and if available then registering the SW. if ('serviceWorker' in navigator) { navigator.serviceWorker.register('./service...

i'm struggling with promises in a service worker while using async/await syntax. Following situation: I got a push notification and want to handle the click event. If i use the "old" syntax with th...

I have a service worker. Here's the install event: self.addEventListener('install', function (event) { console.log('Installing Service Worker ...', event); return self.skipWaiting() .then(() =...

I am using service worker to handle background notifications. When I receive a message, I'm creating a new Notification using self.registration.showNotification(title, { icon, body }). I'm watching...

I am trying to implement different cache strategies using ServiceWorker. For the following strategies the way to implement is completely clear: Cache first Cache only Network first Network only ...

I am playing with service worker stuff. I already made it as well as manifest json. I want to trigger service worker start after following scenario: Added push integration and sending push notifi...

with regards to this api https://developer.mozilla.org/en-US/docs/Web/API/Cache, I'd like to also set the cache lifetime. let's say, cache this request for no longer than 10 minutes

Is it possible to read from local storage and track geolocation in PWAs with a service worker while app is not open on phone (in background) So far my research is pointing to no, and I am finding ...

I use FCM push notification in my website and I want user can come into my website when He or She clicks on the push notification. Please notes that The user may be in other app or in other browser...

I want to implement effective 2 way communication between service worker and client web page. here is my code function twoWayMsg() { if (navigator.serviceWorker.controller) { var messageChanne...

Okay now i am working on Angular 6 webApp and it is offline first. I am able to setup a fully functional service worker which can retrieve and store requests and response and what not. But, at one ...

I keep getting this error: Uncaught (in promise) DOMException: Failed to execute 'respondWith' on 'FetchEvent': The event has already been responded to. I know that service workers automatical...

Hi I have an ejs template on express which generates HTML. I have written my service worker registration code in this template which is common for all pages of the website and thus, the registratio...

I have this very basic question I'm striving to understand the Service Worker life cycle, or even better, what in practical terms initialize and change the states. I got 2 questions right now: 1...

It seems that fetch event inside service worker isn't receiving request headers, although it is stated in MDN documentation: You can retrieve a lot of information about each request by calling p...