gc-alexandria/src/routes/+layout.ts

import { feedTypeStorageKey } from "$lib/consts";
import { FeedType } from "$lib/consts";
import {
  getPersistedLogin,
  initNdk,
  loginWithExtension,
  ndkInstance,
} from "$lib/ndk";
import Pharos, { pharosInstance } from "$lib/parser";
import { feedType } from "$lib/stores";
import type { LayoutLoad } from "./$types";

export const ssr = false;

export const load: LayoutLoad = () => {
  const initialFeedType =
    (localStorage.getItem(feedTypeStorageKey) as FeedType) ??
    FeedType.StandardRelays;
  feedType.set(initialFeedType);

  const ndk = initNdk();
  ndkInstance.set(ndk);

  try {
    // Michael J - 18 Jan 2025 - This will not work server-side, since the NIP-07 extension is only
    // available in the browser, and the flags for persistent login are saved in the browser's
    // local storage.  If SSR is ever enabled, move this code block to run client-side.
    const pubkey = getPersistedLogin();
    if (pubkey) {
      // Michael J - 27 Jan 2025 - We don't await this call; it will run in the background and
      // update Svelte stores to propagate data.
      loginWithExtension(pubkey);
    }
  } catch (e) {
    console.warn(
      `Failed to login with extension: ${e}\n\nContinuing with anonymous session.`,
    );
  }

  const parser = new Pharos(ndk);
  pharosInstance.set(parser);

  return {
    ndk,
    parser,
  };
};