import clsx from "clsx";
import { Bookmark, Check, ListPlus, MoreHorizontal, Star } from "lucide-react";
import { Reference, Sample } from "./labKit";
import { MediaCard, MediaPlayGlyph } from "../components/ui/MediaCard";
import {
  MEDIA_BADGE,
  MEDIA_BAR,
  MEDIA_HOVER_LAYER,
  MEDIA_PICTURE,
  mediaPictureBox,
  mediaTitleClass,
} from "../components/ui/mediaCardStyles";
import { iconButtonClass } from "../components/ui/buttonStyles";
import { HOVER_YIELD } from "../components/ui/reveal";

// The one media card, DECIDED (owner, 2026-09-26/27: anatomy C, shelf density, the preview
// C, the Home hero A, list row B, info layout B). Drawn with the real ui/MediaCard and its classes;
// hover a card to see its Play and its hover row. The preview panel, the hero and the info page are
// live in the app (Plex, Home), not copied here.

const BAR_BUTTON = iconButtonClass({ variant: "media", size: "sm" });

function HoverRow({ save = false }: { save?: boolean }) {
  return (
    <div className={MEDIA_BAR}>
      <span className="flex gap-1">
        {[Check, ...(save ? [Bookmark] : []), ListPlus, MoreHorizontal].map((Icon, i) => (
          <span key={i} className={BAR_BUTTON}>
            <Icon />
          </span>
        ))}
      </span>
    </div>
  );
}

function Picture({
  aspect,
  length,
  small = false,
  save = false,
}: {
  aspect: "poster" | "wide";
  length: string;
  small?: boolean;
  save?: boolean;
}) {
  return (
    <div className={mediaPictureBox(aspect)}>
      <div className={clsx(MEDIA_PICTURE, "bg-linear-to-br from-accent/45 to-card")}>
        <span className={clsx(MEDIA_BADGE, "bottom-1.5 right-1.5", HOVER_YIELD)}>{length}</span>
        <div className={MEDIA_HOVER_LAYER}>
          <MediaPlayGlyph small={small} />
        </div>
      </div>
      <HoverRow save={save} />
    </div>
  );
}

const score = (
  <span className="inline-flex items-center gap-0.5">
    <Star className="h-3 w-3 fill-current text-rating" aria-hidden />
    7.8
  </span>
);
const plexMeta = (
  <div className="flex items-center gap-1.5 text-xs leading-6 text-muted">
    <span>2003</span>
    <span aria-hidden>·</span>
    {score}
  </div>
);

export function BatchD() {
  return (
    <div className="flex flex-col gap-4">
      <Reference
        id="s3h-card"
        code="S3h"
        title="The media card"
        rule="One frame: the picture, the title, the meta pinned to the bottom edge. The length is a badge on the picture; the Play shows only where the click plays; the hover row docks bottom-right and the length steps aside. A grid card: two title lines and the full meta. On a shelf: one title line over one meta line, a 232px slot, and a landscape picture takes the smaller Play."
      >
        <div className="flex flex-wrap items-stretch gap-4">
          <Sample label="Grid · a film (poster)">
            <div className="grid w-44 grid-cols-1">
              <MediaCard
                dense
                picture={<Picture aspect="poster" length="2h 34m" />}
                title={
                  <div className={clsx("min-h-6", mediaTitleClass(true))}>
                    The Last Samurai, a title long enough to wrap
                  </div>
                }
                meta={plexMeta}
              />
            </div>
          </Sample>
          <Sample label="Grid · a video">
            <div className="grid w-72 grid-cols-1">
              <MediaCard
                picture={<Picture aspect="wide" length="18:04" save />}
                title={<div className={mediaTitleClass(false)}>A video title</div>}
                meta={
                  <>
                    <div className="text-sm text-muted">A channel</div>
                    <div className="mt-0.5 text-xs text-muted">12K views · 3 days ago</div>
                  </>
                }
              />
            </div>
          </Sample>
          <Sample label="Shelf · 232px, landscape, the smaller Play">
            <div className="grid w-58 grid-cols-1">
              <MediaCard
                dense
                picture={<Picture aspect="wide" length="2h 34m" small />}
                title={
                  <div className={clsx("min-h-6", mediaTitleClass(true, true))}>
                    The Last Samurai, cut to one line on a shelf
                  </div>
                }
                meta={plexMeta}
              />
            </div>
          </Sample>
        </div>
      </Reference>
      <Reference
        id="s3h-measure"
        code="S3h"
        title="The reading measure"
        rule="Prose (a synopsis, a biography, a channel's description) runs at most ~65 characters a line: the `measure` utility, wherever its container can be wider."
      >
        <p className="measure text-sm leading-relaxed text-muted">
          Bourne is brought out of hiding once again by a reporter who is trying to unveil an
          operation, an upgrade to a programme, in a series of newspaper columns. Information from
          the reporter stirs a new set of memories, and Bourne must finally uncover his dark past.
        </p>
      </Reference>
    </div>
  );
}