/* ============================================================
   OOBIUKU — Homepage  (hero concepts + sections)
   ============================================================ */

/* ---------------- OOBIUKU HERO COLLAGE (real media) ---------------- */
function HeroOobiuku({ headline, sub, onNav }) {
  const vidRef = useRef(null);
  const vid2Ref = useRef(null);
  const vid3Ref = useRef(null);
  const [vidReady, setVidReady] = useState(false);
  const [vid2Ready, setVid2Ready] = useState(false);
  const [vid3Ready, setVid3Ready] = useState(false);
  useEffect(() => {
    const mk = (ref, setReady) => {
      const v = ref.current;
      if (!v) return () => {};
      const onReady = () => setReady(true);
      v.addEventListener("loadeddata", onReady);
      if (v.readyState >= 2) setReady(true);
      v.play().catch(() => {});
      return () => v.removeEventListener("loadeddata", onReady);
    };
    const c1 = mk(vidRef, setVidReady);
    const c2 = mk(vid2Ref, setVid2Ready);
    const c3 = mk(vid3Ref, setVid3Ready);
    return () => { c1(); c2(); c3(); };
  }, []);
  return (
    <section className="hero hoo-root">
      <div className="hoo-grid">
        <div className="hoo-video zoomable">
          <img className="hoo-poster" src={window.RB_VIDEO_POSTER} alt="" />
          <video ref={vidRef} className="hoo-video-el" autoPlay muted loop playsInline
            poster={window.RB_VIDEO_POSTER} style={{ opacity: vidReady ? 1 : 0 }}>
            <source src={window.RB_VIDEO} type="video/mp4" />
          </video>
          <div className="hoo-scrim" />
          <div className="hoo-text">
            <Eyebrow line style={{ color: "var(--accent-bright)" }}>Bridal &amp; Traditional Occasionwear</Eyebrow>
            <h1 className="display hero-h on-img">{headline}</h1>
            <p className="lede hero-sub on-img">{sub}</p>
            <div className="hero-cta">
              <Btn onClick={() => onNav("shop", {})}>Shop the Collection</Btn>
              <Btn variant="ghost" arrow={false} className="on-dark" onClick={() => onNav("custom", {})}>Start a Bespoke Enquiry</Btn>
            </div>
          </div>
        </div>
        <div className="hoo-side">
          <div className="hoo-tile hoo-tile-a zoomable">
            <img className="hoo-poster" src="https://storage.googleapis.com/prospect-assets-the-collective-synergy-production/oobiuku-storefront/oobiuku_p3.jpg" alt="" />
            <video ref={vid2Ref} className="hoo-video-el" autoPlay muted loop playsInline
              poster="https://storage.googleapis.com/prospect-assets-the-collective-synergy-production/oobiuku-storefront/oobiuku_p3.jpg" style={{ opacity: vid2Ready ? 1 : 0 }}>
              <source src="uploads/oobiuku_v1_44s.mp4" type="video/mp4" />
            </video>
          </div>
          <div className="hoo-tile hoo-tile-b zoomable">
            <img className="hoo-poster" src="https://storage.googleapis.com/prospect-assets-the-collective-synergy-production/oobiuku-storefront/oobiuku_p4.jpg" alt="" />
            <video ref={vid3Ref} className="hoo-video-el" autoPlay muted loop playsInline
              poster="https://storage.googleapis.com/prospect-assets-the-collective-synergy-production/oobiuku-storefront/oobiuku_p4.jpg" style={{ opacity: vid3Ready ? 1 : 0 }}>
              <source src="uploads/oobiuku_v2_57s.mp4" type="video/mp4" />
            </video>
          </div>
        </div>
      </div>
    </section>
  );
}

/* ---------------- HERO VARIANTS ---------------- */
function HeroSplit({ headline, sub, onNav }) {
  return (
    <section className="hero hero-split">
      <div className="hero-split-text">
        <Eyebrow line>Bridal &amp; Traditional Occasionwear</Eyebrow>
        <h1 className="display hero-h">{headline}</h1>
        <p className="lede hero-sub">{sub}</p>
        <div className="hero-cta">
          <Btn onClick={() => onNav("shop", {})}>Shop the Collection</Btn>
          <Btn variant="ghost" arrow={false} onClick={() => onNav("custom", {})}>Start a Bespoke Enquiry</Btn>
        </div>
      </div>
      <div className="hero-split-media zoomable">
        <Ph label="BRIDAL · CLASSIC SILK BALLGOWN" ratio="tall" />
        <div className="hero-float">
          <span className="mono">SIGNATURE</span>
          <span className="serif">Made to order</span>
        </div>
      </div>
    </section>
  );
}

function HeroCentered({ headline, sub, onNav }) {
  return (
    <section className="hero hero-centered">
      <Ph label="EDITORIAL · OWAMBE NIGHTS" ratio="cinema" className="hero-centered-bg" />
      <div className="hero-centered-overlay" />
      <div className="hero-centered-content">
        <Eyebrow style={{ color: "var(--accent-bright)" }}>Crafted With Precision</Eyebrow>
        <h1 className="display hero-h on-img">{headline}</h1>
        <p className="lede hero-sub on-img">{sub}</p>
        <div className="hero-cta center-cta">
          <Btn onClick={() => onNav("shop", {})}>Shop Now</Btn>
        </div>
      </div>
    </section>
  );
}

function HeroEditorial({ headline, sub, onNav }) {
  return (
    <section className="hero hero-editorial">
      <div className="hero-ed-grid">
        <div className="hero-ed-media a zoomable"><Ph label="TRADITIONAL · ASO-OKE WRAPPER SET" ratio="tall" /></div>
        <div className="hero-ed-center">
          <Eyebrow>OOBIUKU</Eyebrow>
          <h1 className="display hero-h hero-ed-h">{headline}</h1>
          <p className="lede hero-sub">{sub}</p>
          <Btn onClick={() => onNav("shop", {})}>Discover</Btn>
        </div>
        <div className="hero-ed-media b zoomable"><Ph label="BRIDAL · LACE SHEATH GOWN" ratio="portrait" /></div>
      </div>
      <Marquee items={["Bridal", "Traditional", "Aso-Oke", "Occasion", "Bespoke", "Made to Order"]} />
    </section>
  );
}

function HeroStacked({ headline, sub, onNav }) {
  const words = headline.split(" ");
  return (
    <section className="hero hero-stacked">
      <div className="hero-stk-top wrap">
        <Eyebrow line>Precision · Made to order</Eyebrow>
        <h1 className="display hero-stk-h">
          {words.map((w, i) => (
            <span key={i} className="hero-stk-word">{w} </span>
          ))}
        </h1>
      </div>
      <div className="hero-stk-band">
        <div className="hero-stk-img a zoomable"><Ph label="OCCASION · EMERALD EVENING GOWN" ratio="wide" /></div>
        <div className="hero-stk-card">
          <p className="hero-sub" style={{ color: "var(--ink-soft)" }}>{sub}</p>
          <Btn block onClick={() => onNav("shop", {})}>Shop the Collection</Btn>
          <button className="hero-stk-link" onClick={() => onNav("custom", {})}>or start a bespoke enquiry →</button>
        </div>
        <div className="hero-stk-img b zoomable"><Ph label="TRADITIONAL · CORAL BEADED ENSEMBLE" ratio="portrait" /></div>
      </div>
    </section>
  );
}

/* ---------------- CAROUSEL HERO ---------------- */
function HeroCarousel({ onNav }) {
  const DURATION = 4800;

  const SLIDES = [
    {
      imgLabel: "BRIDAL · CLASSIC SILK BALLGOWN",
      eyebrow: "Bridal",
      headline: "Your Dress Dream,\nRealised.",
      sub: "Bridal gowns made to order and fitted to you — crafted with precision, for the walk down the aisle.",
      cta: "Shop Bridal",
      ctaFn: () => onNav("shop", { cat: "Bridal" }),
      accent: "var(--accent-bright)",
    },
    {
      imgLabel: "TRADITIONAL · ASO-OKE WRAPPER SET",
      eyebrow: "Traditional",
      headline: "Aso-Oke,\nMade to Order.",
      sub: "Traditional wedding looks in hand-woven Aso-Oke, cut and finished for your ceremony.",
      cta: "Shop Traditional",
      ctaFn: () => onNav("shop", { cat: "Traditional" }),
      accent: "#e8c4c4",
    },
    {
      imgLabel: "OCCASION · SEQUIN ASO-EBI GOWN",
      eyebrow: "Occasion",
      headline: "Dressed for\nEvery Occasion.",
      sub: "Occasion and aso-ebi gowns, made to order and coordinated for the full party.",
      cta: "Shop Occasion",
      ctaFn: () => onNav("shop", { cat: "Occasion" }),
      accent: "var(--accent-bright)",
    },
  ];

  const [cur, setCur] = useState(0);
  const [progKey, setProgKey] = useState(0);
  const pausedRef = useRef(false);
  const heroRef = useRef(null);

  useEffect(() => {
    const t = setInterval(() => {
      if (!pausedRef.current) {
        setCur(c => (c + 1) % SLIDES.length);
        setProgKey(k => k + 1);
      }
    }, DURATION);
    return () => clearInterval(t);
  }, []);

  useEffect(() => {
    const onKey = (e) => {
      if (e.key === "ArrowLeft")  { setCur(c => (c - 1 + SLIDES.length) % SLIDES.length); setProgKey(k => k + 1); }
      if (e.key === "ArrowRight") { setCur(c => (c + 1) % SLIDES.length); setProgKey(k => k + 1); }
    };
    window.addEventListener("keydown", onKey);
    return () => window.removeEventListener("keydown", onKey);
  }, []);

  useEffect(() => {
    const el = heroRef.current;
    if (!el) return;
    let tx = 0, ty = 0;
    const ts = (e) => { tx = e.touches[0].clientX; ty = e.touches[0].clientY; };
    const te = (e) => {
      const dx = e.changedTouches[0].clientX - tx;
      const dy = e.changedTouches[0].clientY - ty;
      if (Math.abs(dx) > 44 && Math.abs(dx) > Math.abs(dy)) {
        setCur(c => dx < 0 ? (c + 1) % SLIDES.length : (c - 1 + SLIDES.length) % SLIDES.length);
        setProgKey(k => k + 1);
      }
    };
    el.addEventListener("touchstart", ts, { passive: true });
    el.addEventListener("touchend", te, { passive: true });
    return () => { el.removeEventListener("touchstart", ts); el.removeEventListener("touchend", te); };
  }, []);

  const go = (n) => { setCur(((n % SLIDES.length) + SLIDES.length) % SLIDES.length); setProgKey(k => k + 1); };
  const slide = SLIDES[cur];

  return (
    <section
      ref={heroRef}
      className="hero hero-carousel"
      onMouseEnter={() => { pausedRef.current = true; }}
      onMouseLeave={() => { pausedRef.current = false; }}
    >
      <div className="hc-bgs" aria-hidden="true">
        {SLIDES.map((s, i) => {
          const src = (window.RB_IMGS || {})[s.imgLabel] || "";
          return (
            <div key={i} className={"hc-bg" + (i === cur ? " active" : "")}
              style={{ backgroundImage: src ? `url(${src})` : "none" }} />
          );
        })}
      </div>

      <div className="hc-overlay" aria-hidden="true" />
      <div className="hc-bottom-fade" aria-hidden="true" />

      <div className="hc-progress-track" aria-hidden="true">
        <div key={progKey} className="hc-progress-fill"
          style={{ "--hc-dur": DURATION + "ms", "--hc-accent": slide.accent }} />
      </div>

      <div className="wrap hc-content" key={cur}>
        <Eyebrow style={{ color: slide.accent, marginBottom: 18 }}>{slide.eyebrow}</Eyebrow>
        <h1 className="display hc-headline">{slide.headline}</h1>
        <p className="lede hc-sub">{slide.sub}</p>
        <div className="hero-cta" style={{ marginTop: 38 }}>
          <Btn onClick={slide.ctaFn}>{slide.cta}</Btn>
          <Btn variant="ghost" arrow={false} className="on-dark" onClick={() => onNav("custom", {})}>Start a Bespoke Enquiry</Btn>
        </div>
      </div>

      <button className="hc-arrow hc-prev" onClick={() => go(cur - 1)} aria-label="Previous slide">
        <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.6" strokeLinecap="round" strokeLinejoin="round"><path d="M19 12H5M11 6l-6 6 6 6"/></svg>
      </button>
      <button className="hc-arrow hc-next" onClick={() => go(cur + 1)} aria-label="Next slide">
        <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.6" strokeLinecap="round" strokeLinejoin="round"><path d="M5 12h14M13 6l6 6-6 6"/></svg>
      </button>

      <div className="hc-dots" role="tablist">
        {SLIDES.map((_, i) => (
          <button key={i} role="tab" aria-label={"Slide " + (i + 1)} aria-selected={i === cur}
            className={"hc-dot" + (i === cur ? " active" : "")}
            style={{ "--dot-accent": slide.accent }}
            onClick={() => go(i)} />
        ))}
      </div>

      <div className="hc-counter" aria-hidden="true">
        <span className="mono">{String(cur + 1).padStart(2, "0")}</span>
        <span style={{ opacity: 0.3 }}>/</span>
        <span className="mono" style={{ opacity: 0.4 }}>{String(SLIDES.length).padStart(2, "0")}</span>
      </div>
    </section>
  );
}

function Hero(props) {
  const map = {
    oobiuku: HeroOobiuku,
    split: HeroSplit, centered: HeroCentered, editorial: HeroEditorial, stacked: HeroStacked, carousel: HeroCarousel,
    video: HeroVideo, aghomi: HeroAghomi, luxsplit: HeroLuxSplit, typo: HeroTypo, mosaic: HeroMosaic,
    collage: HeroCollage,
  };
  const Cmp = map[props.layout] || HeroOobiuku;
  return <Cmp {...props} />;
}

/* ---------------- TRUST BAR ---------------- */
function TrustBar() {
  const items = [
    { icon: "scissors", t: "Made to order", s: "Cut and fitted to you" },
    { icon: "ruler", t: "Precision fit", s: "Every piece measured to you" },
    { icon: "shield", t: "Secure checkout", s: "Paystack & bank transfer" },
  ];
  return (
    <div className="trustbar">
      <div className="wrap trustbar-inner">
        {items.map((it) => (
          <div className="trust-item" key={it.t}>
            <Icon name={it.icon} size={22} stroke={1.4} />
            <div><span className="trust-t">{it.t}</span><span className="trust-s">{it.s}</span></div>
          </div>
        ))}
      </div>
    </div>
  );
}

/* ---------------- CATEGORY STRIP ---------------- */
function CategoryStrip({ onNav }) {
  const cats = [
    { name: "Traditional", disp: "Traditional", label: "TRADITIONAL · ASO-OKE WRAPPER SET", n: "01" },
    { name: "Bridal", disp: "Bridal", label: "BRIDAL · CLASSIC SILK BALLGOWN", n: "02" },
    { name: "Occasion", disp: "Occasion", label: "OCCASION · EMERALD EVENING GOWN", n: "03" },
  ];
  return (
    <section className="section-pad-sm">
      <div className="wrap-wide">
        <Reveal className="section-head" style={{ marginBottom: 40 }}>
          <h2 className="serif">Shop by category</h2>
          <button className="link-arrow" onClick={() => onNav("shop", {})}>All products</button>
        </Reveal>
        <div className="cat-strip">
          {cats.map((c, i) => (
            <Reveal key={c.name} delay={(i % 4) + 1} className="cat-card zoomable">
              <button className="cat-card-btn" onClick={() => onNav("shop", { cat: c.name })}>
                <Ph label={c.label} ratio="portrait" />
                <div className="cat-card-cap">
                  <span className="mono">{c.n}</span>
                  <span className="serif">{c.disp}</span>
                </div>
              </button>
            </Reveal>
          ))}
        </div>
      </div>
    </section>
  );
}

/* ---------------- FEATURED PRODUCTS ---------------- */
function FeaturedRow({ title, eyebrow, products, onNav, link }) {
  const { addToCart, toggleWish, wishlist } = useContext(RBCtx);
  return (
    <section className="section-pad">
      <div className="wrap-wide">
        <Reveal className="section-head" style={{ marginBottom: 44 }}>
          <div>
            <Eyebrow>{eyebrow}</Eyebrow>
            <h2 className="serif" style={{ marginTop: 14 }}>{title}</h2>
          </div>
          <button className="link-arrow" onClick={() => onNav("shop", link || {})}>View all</button>
        </Reveal>
        <div className="product-grid">
          {products.map((p, i) => (
            <Reveal key={p.id} delay={(i % 4) + 1}>
              <ProductCard p={p} onNav={onNav} onAdd={addToCart} wished={wishlist.includes(p.id)} onWish={toggleWish} />
            </Reveal>
          ))}
        </div>
      </div>
    </section>
  );
}

/* ---------------- STORY ---------------- */
function StorySection({ onNav }) {
  return (
    <section className="section-pad story-sec">
      <div className="wrap-wide story-grid">
        <Reveal className="story-media zoomable"><Ph label="TRADITIONAL · GELE & WRAPPER SET" ratio="portrait" /></Reveal>
        <div className="story-body">
          <Reveal><Eyebrow line>Our Story</Eyebrow></Reveal>
          <Reveal delay={1}><h2 className="serif story-h">Crafted with precision.</h2></Reveal>
          <Reveal delay={2}>
            <p className="lede" style={{ marginBottom: 22 }}>
              {(window.BRAND?.story.body) || "OOBIUKU designs and makes bridal gowns, traditional Aso-Oke wedding looks and occasion gowns, made to order."}
            </p>
            <p style={{ color: "var(--ink-soft)", marginBottom: 30 }}>
              {(window.BRAND?.story.craftLine) || "Every gown is cut, fitted and finished by hand — precision first, from first sketch to final stitch."}
            </p>
          </Reveal>
          <Reveal delay={3} className="row" style={{ gap: 18, flexWrap: "wrap" }}>
            <Btn onClick={() => onNav("about", {})}>Read our story</Btn>
          </Reveal>
        </div>
      </div>
    </section>
  );
}

/* ---------------- BESPOKE CTA ---------------- */
function BespokeBand({ onNav }) {
  return (
    <section className="bespoke-band">
      <div className="wrap-wide bespoke-grid">
        <div className="bespoke-media zoomable"><Ph label="BESPOKE · FITTING ROOM" ratio="square" /></div>
        <div className="bespoke-body">
          <Eyebrow line>Bespoke</Eyebrow>
          <h2 className="serif bespoke-h">Bringing your dress dream to reality.</h2>
          <p className="lede" style={{ marginBottom: 26 }}>
            Share your vision, your inspiration and your measurements — we make it to order, cut and finished
            entirely for you.
          </p>
          <div className="bespoke-steps">
            {[["01", "Submit your brief"], ["02", "Add inspiration"], ["03", "We price it for you"], ["04", "Made to order"]].map(([n, t]) => (
              <div className="bespoke-step" key={n}><span className="mono">{n}</span><span>{t}</span></div>
            ))}
          </div>
          <div className="hero-cta">
            <Btn onClick={() => onNav("custom", {})}>Start a Bespoke Enquiry</Btn>
          </div>
        </div>
      </div>
    </section>
  );
}

/* ---------------- TESTIMONIALS ---------------- */
function Testimonials() {
  const [i, setI] = useState(0);
  const t = RB.TESTIMONIALS;
  useEffect(() => {
    const id = setInterval(() => setI((x) => (x + 1) % t.length), 6000);
    return () => clearInterval(id);
  }, []);
  return (
    <section className="section-pad testi-sec">
      <div className="wrap testi-inner center">
        <Reveal><Stars value={5} size={18} /></Reveal>
        <Reveal delay={1}>
          <img src={["https://storage.googleapis.com/prospect-assets-the-collective-synergy-production/oobiuku-storefront/oobiuku_p1.jpg", "https://storage.googleapis.com/prospect-assets-the-collective-synergy-production/oobiuku-storefront/oobiuku_p2.jpg", "https://storage.googleapis.com/prospect-assets-the-collective-synergy-production/oobiuku-storefront/oobiuku_v3_26s_poster.jpg"][i % 3]} alt="" style={{ width: 64, height: 64, borderRadius: "50%", objectFit: "cover", margin: "0 auto 18px", display: "block" }} />
        </Reveal>
        <Reveal delay={1}>
          <blockquote className="testi-quote serif">“{t[i].quote}”</blockquote>
        </Reveal>
        <Reveal delay={2}>
          <div className="testi-author">{t[i].name} <span>· {t[i].role}</span></div>
        </Reveal>
        <div className="testi-dots">
          {t.map((_, k) => <button key={k} className={"tdot" + (k === i ? " on" : "")} onClick={() => setI(k)} />)}
        </div>
      </div>
    </section>
  );
}

/* ---------------- FAQ ---------------- */
function FAQ() {
  const [open, setOpen] = useState(0);
  return (
    <section className="section-pad">
      <div className="wrap faq-grid">
        <div className="faq-head">
          <Eyebrow line>Good to know</Eyebrow>
          <h2 className="serif" style={{ fontSize: "clamp(32px,4vw,52px)", fontWeight: 500, marginTop: 16, lineHeight: 1.04 }}>Frequently asked questions</h2>
          <p style={{ color: "var(--ink-soft)", marginTop: 18 }}>Can't find an answer? Send an enquiry and our team will follow up.</p>
        </div>
        <div className="faq-list">
          {RB.FAQS.map((f, i) => (
            <div className={"faq-item" + (open === i ? " open" : "")} key={i}>
              <button className="faq-q" onClick={() => setOpen(open === i ? -1 : i)}>
                <span>{f.q}</span><Icon name={open === i ? "minus" : "plus"} size={20} />
              </button>
              <div className="faq-a"><p>{f.a}</p></div>
            </div>
          ))}
        </div>
      </div>
    </section>
  );
}

/* ---------------- PRODUCT CARD ---------------- */
function ProductCard({ p, onNav, onAdd, wished, onWish }) {
  return (
    <article className="pcard zoomable" onClick={() => onNav("product", { id: p.id })}>
      <div className="pcard-media">
        {p.badge && <span className="pcard-tag">{p.badge}</span>}
        <button className={"wish" + (wished ? " active" : "")} onClick={(e) => { e.stopPropagation(); onWish(p.id); }} aria-label="Wishlist">
          <Icon name={wished ? "star-f" : "heart"} size={17} />
        </button>
        <Ph label={p.label} ratio="portrait" />
        <button className="quick" onClick={(e) => { e.stopPropagation(); onAdd(p, { size: p.sizes[1] || p.sizes[0], color: p.colors[0].name }); }}>
          + Quick add
        </button>
      </div>
      <div className="pcard-body">
        <span className="pcard-cat">{p.cat}</span>
        <span className="pcard-name">{p.name}</span>
        <span className="pcard-price"><Price ngn={p.price} old={p.oldPrice} /></span>
        <div className="swatches">{p.colors.slice(0, 4).map((c) => <span key={c.name} className="swatch" style={{ background: c.hex }} title={c.name} />)}</div>
      </div>
    </article>
  );
}

/* ---------------- HOME PAGE ---------------- */
function HomePage({ onNav, tweaks }) {
  const newArrivals = RB.PRODUCTS.filter((p) => p.badge === "New" || p.badge === "Signature").slice(0, 4);
  const trending = ["off-shoulder-chapel-train-gown", "sequin-asoebi-gown", "aso-oke-wrapper-blouse-set", "emerald-evening-gown"].map(RB.byId).filter(Boolean);
  return (
    <div className="fade-page" data-screen-label="Home">
      <Hero layout={tweaks.heroLayout} headline={tweaks.heroHeadline} sub={tweaks.heroSub} onNav={onNav} />
      <TrustBar />
      <CategoryStrip onNav={onNav} />
      <FeaturedRow eyebrow="Just arrived" title="New this season" products={newArrivals} onNav={onNav} />
      <FeaturedRow eyebrow="Fan favourites" title="Trending now" products={trending} onNav={onNav} />
      <StorySection onNav={onNav} />
      <BespokeBand onNav={onNav} />
      <Testimonials />
      <FAQ />
    </div>
  );
}

Object.assign(window, { HomePage, ProductCard, Hero, HeroCarousel, FAQ, Testimonials });