(() => {
  "use strict";
  let e = !1;
  (self.addEventListener("install", () => {
    self.skipWaiting();
  }),
    self.addEventListener("fetch", (s) => {
      const t = ((s) => {
        const { url: t } = s.request;
        return t.includes(self.registration.scope + "webtorrent/")
          ? t.includes(self.registration.scope + "webtorrent/keepalive/")
            ? new Response()
            : t.includes(self.registration.scope + "webtorrent/cancel/")
              ? new Response(
                  new ReadableStream({
                    cancel() {
                      e = !0;
                    },
                  }),
                )
              : (async function ({ request: s }) {
                  const { url: t, method: n, headers: o, destination: a } = s,
                    l = await clients.matchAll({
                      type: "window",
                      includeUncontrolled: !0,
                    }),
                    [r, i] = await new Promise((e) => {
                      for (const s of l) {
                        const l = new MessageChannel(),
                          { port1: r, port2: i } = l;
                        ((r.onmessage = ({ data: s }) => {
                          e([s, r]);
                        }),
                          s.postMessage(
                            {
                              url: t,
                              method: n,
                              headers: Object.fromEntries(o.entries()),
                              scope: self.registration.scope,
                              destination: a,
                              type: "webtorrent",
                            },
                            [i],
                          ));
                      }
                    });
                  let c = null;
                  const d = () => {
                    (i.postMessage(!1), clearTimeout(c), (i.onmessage = null));
                  };
                  return "STREAM" !== r.body
                    ? (d(), new Response(r.body, r))
                    : new Response(
                        new ReadableStream({
                          pull: (s) =>
                            new Promise((t) => {
                              ((i.onmessage = ({ data: e }) => {
                                (e ? s.enqueue(e) : (d(), s.close()), t());
                              }),
                                e ||
                                  (clearTimeout(c),
                                  "document" !== a &&
                                    (c = setTimeout(() => {
                                      (d(), t());
                                    }, 5e3))),
                                i.postMessage(!0));
                            }),
                          cancel() {
                            d();
                          },
                        }),
                        r,
                      );
                })(s)
          : null;
      })(s);
      t && s.respondWith(t);
    }),
    self.addEventListener("activate", () => {
      self.clients.claim();
    }));
})();