/* ============================================================
   DEE & ELL — Collage Hero  (4 equal vertical strips)
   ============================================================
   Real product photography/video will replace these placeholders
   once uploaded (see images.js). Until then every panel falls back
   to an on-brand leather-toned placeholder block.
   ============================================================ */

const POSTERS = [
(window.RB_IMGS && window.RB_IMGS["READY TO WEAR · SHOES"]) || "",
(window.RB_IMGS && window.RB_IMGS["WORKSHOP · HANDSTITCHING"]) || "",
(window.RB_IMGS && window.RB_IMGS["BELTS & WALLETS"]) || "",
(window.RB_IMGS && window.RB_IMGS["REVAMP · RESTORATION"]) || ""];

const PANEL_LABELS = ["READY TO WEAR · SHOES", "WORKSHOP · HANDSTITCHING", "BELTS & WALLETS", "REVAMP · RESTORATION"];

const VIDS = window.RB_VIDEOS || [];
const VIDEOS = [VIDS[0] || "", VIDS[1] || "", VIDS[2] || "", VIDS[3] || ""];

const SLIDES = [
{
  eyebrow: "Dee & Ell · The Shoe Architect",
  h: ["Crafted by", "hand."],
  cta: "Shop Ready to Wear",
  ctaFn: (nav) => nav("shop", {})
},
{
  eyebrow: "Handmade in Abuja",
  h: ["Built to", "last."],
  cta: "Shop Belts & Wallets",
  ctaFn: (nav) => nav("shop", { cat: "Belts" })
},
{
  eyebrow: "Leather Restoration",
  h: ["Worn leather,", "renewed."],
  cta: "Get a Revamp Quote",
  ctaFn: (nav) => nav("revamp", {})
}];

/* ── Single strip (placeholder or poster still behind an autoplay video) ── */
function ImageStrip({ src, videoSrc, label, delay }) {
  return (
    <div className="hcol-strip">
      {src ? (
        <img
          className="hcol-media hcol-poster"
          src={src}
          alt=""
          aria-hidden="true"
          style={{ animationDelay: delay + "ms", opacity: 1 }} />
      ) : (
        <div className="hcol-ph" aria-hidden="true" style={{ animationDelay: delay + "ms" }}>
          <span className="hcol-ph-label">{label}</span>
        </div>
      )}
      {videoSrc ? (
        <video
          className="hcol-media"
          src={videoSrc}
          poster={src}
          autoPlay
          muted
          loop
          playsInline
          aria-hidden="true"
          style={{ animationDelay: delay + "ms" }} />
      ) : null}
    </div>);

}

function HeroCollage({ onNav }) {
  const INTERVAL = 6000;

  const [idx, setIdx] = useState(0);
  const [textIn, setTextIn] = useState(true);

  useEffect(() => {
    const t = setInterval(() => {
      setTextIn(false);
      setTimeout(() => {
        setIdx((i) => (i + 1) % SLIDES.length);
        setTextIn(true);
      }, 450);
    }, INTERVAL);
    return () => clearInterval(t);
  }, []);

  const slide = SLIDES[idx];

  return (
    <section className="hero hcol-root" aria-label="Hero banner">

      <div className="hcol-strips" aria-hidden="true">
        <ImageStrip src={POSTERS[0]} videoSrc={VIDEOS[0]} label={PANEL_LABELS[0]} delay={0} />
        <ImageStrip src={POSTERS[1]} videoSrc={VIDEOS[1]} label={PANEL_LABELS[1]} delay={200} />
        <ImageStrip src={POSTERS[2]} videoSrc={VIDEOS[2]} label={PANEL_LABELS[2]} delay={400} />
        <ImageStrip src={POSTERS[3]} videoSrc={VIDEOS[3]} label={PANEL_LABELS[3]} delay={600} />
      </div>

      <div className="hcol-overlay" aria-hidden="true" />
      <div className="hcol-top-rule" aria-hidden="true" />

      <div className="hcol-dividers" aria-hidden="true">
        <span /><span /><span />
      </div>

      <div
        className={"hcol-content" + (textIn ? " hcol-content-in" : " hcol-content-out")}
        key={idx}>

        <h1 className="display hcol-h">
          <span className="hcol-hline">{slide.h[0]}</span>
          <em className="hcol-hline hcol-hem">{slide.h[1]}</em>
        </h1>
        <div className="hcol-cta-row">
          <Btn onClick={() => slide.ctaFn(onNav)}>{slide.cta}</Btn>
          <Btn variant="ghost" arrow={false} className="on-dark"
          onClick={() => onNav("revamp", {})}>
            Leather Revamp
          </Btn>
        </div>
      </div>

      <div className="hcol-corner mono" aria-hidden="true">
        {((window.BRAND && window.BRAND.name) || "Dee & Ell") + " · " + ((window.BRAND && window.BRAND.tagline) || "Handmade leather")}
      </div>

      <div className="hcol-scroll" aria-hidden="true">
        <span className="hcol-scroll-line" />
      </div>

    </section>);

}

Object.assign(window, { HeroCollage });