// A total of video lengths and the live videos it cannot hold. The server decides what a length is
// (a YouTube "length" past a day is a 24/7 stream's archive reporting the years it has run, and the
// API sends none for it: `catalog.models.LENGTH_MAX_S`), so this side keeps no copy of that limit. It
// only names what a sum left out: a live video — on air, upcoming, a premiere or an archive — with no
// length, as the server's `Video.live_without_length` counts it for the totals it sums itself.
import type { TFunction } from "i18next";
import type { Video } from "../../lib/api/feed";

export function isLiveWithoutLength(v: Pick<Video, "duration_seconds" | "live_status">): boolean {
  return v.duration_seconds == null && v.live_status !== "none";
}

/** "12 hr 5 min +2 live": `total` is the formatted sum ("" when nothing summed), `live` the count
 *  it left out. Empty when both are. */
export function withLiveCount(total: string, live: number, t: TFunction): string {
  const suffix = live > 0 ? t("card.liveWithoutLength", { count: live }) : "";
  return [total, suffix].filter(Boolean).join(" ");
}