How To Call The Service Worker From The Web App Context

One Trick A Day: D-34

Photo by Arindam Saha on Unsplash

I literally just had such a bad idea I already know I might not make it, but well, it is worth a try 😅.

Switzerland goes on lockdown until 19th April 2020 and the state is asking us to remain at home. That’s why, I will try to share one trick a day until the end of the quarantine!

It is probably a bit optimistic, never set my self so far goals in terms of writing and I also already have preordered Disneyplus which suppose to begin is streaming really soon, but hey, you miss 100% of the shots you don’t take — Michael Scott.

How To Call The Service Worker From The App Context

I will not go too deep in details, but let’s just say that I recently merged a nice new feature in DeckDeckGo, our open source editor for presentations 😉. For this purpose I used Workbox and I had to trigger on demand the caching from the web app context.

For example, let’s say you have defined a rule to cache your images.

workbox.routing.registerRoute(
  /\.(?:png|gif|jpg|jpeg|webp|svg)$/,
  new workbox.strategies.CacheFirst({
    cacheName: 'images',
    plugins: [
      new workbox.expiration.Plugin({
        maxAgeSeconds: 30 * 24 * 60 * 60…