/** The banner on its own (`catalog_artist_hero_seed`), ahead of the page.
 *  Three sources in the Rust, cheapest first: the hero Kyle picked on this
 *  phone (a file, no network at all), the art manifest, then the provider.
 *  The full page still owns the final artwork — this only paints first. */
export function loadHeroSeed(id) {
    if (id == null || catalog.heroSeeds[id]) return;
    catalog.heroSeeds[id] = { status: "loading", banner: null, custom: false };
    api.catalogArtistHeroSeed(id).then(
        (s) => { catalog.heroSeeds[id] = s?.banner ? { status: "ready", banner: s.banner, custom: !!s.banner_custom } : { status: "none", banner: null, custom: false }; },
        () => { catalog.heroSeeds[id] = { status: "error", banner: null, custom: false }; },
    );
}
/** The artist and the first page of releases in one round
 *  (`catalog_artist_overview`) — the desktop's fast content stage, for the
 *  desktop's own reason: the identity chain inside the full page rides
 *  MusicBrainz's gate and is measured there at several seconds. Its
 *  `popular_tracks` are deliberately dropped: Popular has a ranked lane of
 *  its own already, and the overview's list is budgeted and unranked. */
export function loadOverview(id) {
    if (id == null || catalog.overviews[id]) return;
    catalog.overviews[id] = { status: "loading", artist: null, albums: [] };
    api.catalogArtistOverview(id).then(
        (o) => { catalog.overviews[id] = { status: "ready", artist: o?.artist ?? null, albums: o?.albums ?? [] }; },
        () => { catalog.overviews[id] = { status: "error", artist: null, albums: [] }; },
    );
}