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Service worker test

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This commit is contained in:
ZXY101
2023-09-25 10:15:08 +02:00
parent 2efa4fb7a1
commit 014452f715
3 changed files with 74 additions and 0 deletions
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1
src/app.html
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@@ -3,6 +3,7 @@
<head> <head>
<meta charset="utf-8" /> <meta charset="utf-8" />
<link rel="icon" href="%sveltekit.assets%/favicon.png" /> <link rel="icon" href="%sveltekit.assets%/favicon.png" />
<link rel="manifest" crossorigin="use-credentials" href="manifest.json">
<meta <meta
name="viewport" name="viewport"
content="width=device-width, height=device-height,initial-scale=1, minimum-scale=1, user-scalable=no" content="width=device-width, height=device-height,initial-scale=1, minimum-scale=1, user-scalable=no"

62
src/service-worker.js Normal file
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@@ -0,0 +1,62 @@
/// <reference types="@sveltejs/kit" />
import { build, files, version } from '$service-worker';
// Create a unique cache name for this deployment
const CACHE = `cache-${version}`;
const ASSETS = [
...build, // the app itself
...files // everything in `static`
];
self.addEventListener('install', (event) => {
// Create a new cache and add all files to it
async function addFilesToCache() {
const cache = await caches.open(CACHE);
await cache.addAll(ASSETS);
}
event.waitUntil(addFilesToCache());
});
self.addEventListener('activate', (event) => {
// Remove previous cached data from disk
async function deleteOldCaches() {
for (const key of await caches.keys()) {
if (key !== CACHE) await caches.delete(key);
}
}
event.waitUntil(deleteOldCaches());
});
self.addEventListener('fetch', (event) => {
// ignore POST requests etc
if (event.request.method !== 'GET') return;
async function respond() {
const url = new URL(event.request.url);
const cache = await caches.open(CACHE);
// `build`/`files` can always be served from the cache
if (ASSETS.includes(url.pathname)) {
return cache.match(url.pathname);
}
// for everything else, try the network first, but
// fall back to the cache if we're offline
try {
const response = await fetch(event.request);
if (response.status === 200) {
cache.put(event.request, response.clone());
}
return response;
} catch {
return cache.match(event.request);
}
}
event.respondWith(respond());
});

11
static/manifest.json Normal file
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@@ -0,0 +1,11 @@
{
"name": "Mokuro Reader",
"short_name": "Mokuro",
"icons": [],
"start_url": "/",
"background_color": "#0d0d0f",
"display": "standalone",
"scope": "/",
"theme_color": "#0d0d0f",
"description": "Reader for Mokuro processed manga"
}