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Update serviceworker with catch handler (#8601)

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Bram Kragten 2021-03-10 05:33:11 +01:00 committed by GitHub
parent afbc2d6b8f
commit 0404faa856
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1 changed files with 41 additions and 6 deletions
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47
src/entrypoints/service_worker.ts
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@ -2,15 +2,19 @@
// eslint-disable-next-line spaced-comment
/// <reference path="../types/service-worker.d.ts" />
/* eslint-env serviceworker */
import { cacheNames } from "workbox-core";
import { cacheNames, RouteHandler } from "workbox-core";
import { cleanupOutdatedCaches, precacheAndRoute } from "workbox-precaching";
import { registerRoute } from "workbox-routing";
import { registerRoute, setCatchHandler } from "workbox-routing";
import {
CacheFirst,
NetworkOnly,
StaleWhileRevalidate,
} from "workbox-strategies";
const noFallBackRegEx = new RegExp(
`${location.host}/(api|static|auth|frontend_latest|frontend_es5|local)/.*`
);
// Clean up caches from older workboxes and old service workers.
// Will help with cleaning up Workbox v4 stuff
cleanupOutdatedCaches();
@ -18,13 +22,17 @@ cleanupOutdatedCaches();
function initRouting() {
precacheAndRoute(
// @ts-ignore
WB_MANIFEST
WB_MANIFEST,
{
// Ignore all URL parameters.
ignoreURLParametersMatching: [/.*/],
}
);
// Cache static content (including translations) on first access.
registerRoute(
new RegExp(`${location.host}/(static|frontend_latest|frontend_es5)/.+`),
new CacheFirst()
new CacheFirst({ matchOptions: { ignoreSearch: true } })
);
// Get api from network.
@ -41,8 +49,14 @@ function initRouting() {
new NetworkOnly()
);
// For the root "/" we ignore search
registerRoute(
new RegExp(`^${location.host}/(\\?.*)?$`),
new StaleWhileRevalidate({ matchOptions: { ignoreSearch: true } })
);
// For rest of the files (on Home Assistant domain only) try both cache and network.
// This includes the root "/" or "/states" response and user files from "/local".
// This includes "/states" response and user files from "/local".
// First access might bring stale data from cache, but a single refresh will bring updated
// file.
registerRoute(new RegExp(`${location.host}/.*`), new StaleWhileRevalidate());
@ -158,8 +172,15 @@ function initPushNotifications() {
self.addEventListener("install", (event) => {
// Delete all runtime caching, so that index.html has to be refetched.
// And add the new index.html back to the runtime cache
const cacheName = cacheNames.runtime;
event.waitUntil(caches.delete(cacheName));
event.waitUntil(
caches.delete(cacheName).then(() =>
caches.open(cacheName).then((cache) => {
cache.add("/");
})
)
);
});
self.addEventListener("activate", () => {
@ -177,5 +198,19 @@ self.addEventListener("message", (message) => {
}
});
const catchHandler: RouteHandler = async (options) => {
const dest = (options.request as Request).destination;
const url = (options.request as Request).url;
if (dest !== "document" || noFallBackRegEx.test(url)) {
return Response.error();
}
// eslint-disable-next-line no-console
console.log("Using fallback for request:", options.request);
return (await caches.match("/", { ignoreSearch: true })) || Response.error();
};
initRouting();
setCatchHandler(catchHandler);
initPushNotifications();