/// <reference lib="webworker" />

const sw = self as unknown as ServiceWorkerGlobalScope;

sw.addEventListener("install", () => {
  sw.skipWaiting();
});

sw.addEventListener("activate", (event) => {
  event.waitUntil(sw.clients.claim());
});

sw.addEventListener("message", (event) => {
  const data = event.data as { type?: string } | undefined;
  if (data?.type !== "B03_SW_PING") return;
  event.source?.postMessage({ type: "B03_SW_READY" });
});