silverbullet/web/boot.ts

import { safeRun } from "../common/util.ts";
import { Client } from "./client.ts";

const syncMode = window.silverBulletConfig.syncOnly ||
  !!localStorage.getItem("syncMode");

safeRun(async () => {
  console.log("Booting SilverBullet...");

  const client = new Client(
    document.getElementById("sb-root")!,
    syncMode,
  );
  await client.init();
  window.client = client;
});

if (navigator.serviceWorker) {
  navigator.serviceWorker
    .register(new URL("/service_worker.js", location.href), {
      type: "module",
    })
    .then(() => {
      console.log("Service worker registered...");
    });
  if (syncMode) {
    navigator.serviceWorker.ready.then((registration) => {
      registration.active!.postMessage({
        type: "config",
        config: window.silverBulletConfig,
      });
    });
  }
} else {
  console.warn(
    "Not launching service worker, likely because not running from localhost or over HTTPs. This means SilverBullet will not be available offline.",
  );
}

if (!globalThis.indexedDB) {
  alert(
    "SilverBullet requires IndexedDB to operate and it is not available in your browser. Please use a recent version of Chrome, Firefox (not in private mode) or Safari.",
  );
}