41 lines
1.1 KiB
TypeScript

import { API_URL } from "~/constants";
import { fromCache, precache } from "./cache";
import { openDB as createDB } from "./db";
import {
handle,
handleBook,
handleBooks,
handleBookUpload,
PathHandler,
} from "./fetchHandlers";
import { getHash } from "./utils";
declare const self: ServiceWorkerGlobalScope;
self.addEventListener("install", (event) => event.waitUntil(precache()));
self.addEventListener("activate", (event) => {
self.clients.claim();
event.waitUntil(createDB());
});
self.addEventListener("fetch", (event) => {
const { request } = event;
const path = new URL(request.url).pathname;
let handlers: PathHandler[];
if (request.url.startsWith(API_URL)) {
console.log("API: ", path);
handlers = [
{ path: "/list", getResponse: () => handleBooks() },
{ path: "/book/", getResponse: () => handleBook(request, getHash(path)) },
{ path: "/uploadfile", getResponse: () => handleBookUpload(request) },
];
} else {
handlers = [{ path: "", getResponse: () => fromCache(request) }];
}
event.respondWith(handle(path, handlers));
});