mcalc/workers/service.js

61 lines
1.4 KiB
JavaScript

/*
Copyright (C) 2025 filifa
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
const VERSION = "v1";
const CACHE_NAME = `mcalc-${VERSION}`;
const APP_STATIC_RESOURCES = [
"../index.html",
"../legal.html",
"../styles.css",
"../main.js",
"evaluate.js",
"lexer.js",
"math.js",
"parser.js",
"../icon.svg"
];
// On install, cache the static resources
self.addEventListener("install", (event) => {
event.waitUntil(
(async () => {
const cache = await caches.open(CACHE_NAME);
cache.addAll(APP_STATIC_RESOURCES);
})(),
);
});
// delete old caches on activate
self.addEventListener("activate", (event) => {
event.waitUntil(
(async () => {
const names = await caches.keys();
await Promise.all(
names.map((name) => {
if (name !== CACHE_NAME) {
return caches.delete(name);
}
return undefined;
}),
);
await clients.claim();
})(),
);
});