import { useSeoMeta } from '@unhead/react';
import { Link } from 'react-router-dom';
import { nip19 } from 'nostr-tools';
import {
  ShoppingBag,
  Zap,
  Coins,
  Shirt,
  Sticker,
  Package,
  Hammer,
  Sparkles,
  MapPin,
  MessageCircle,
  Printer,
  Download,
  Scissors,
} from 'lucide-react';
import { PageHeader } from '@/components/PageHeader';
import { Button } from '@/components/ui/button';
import { useTranslation } from '@/contexts/language';
import { PLATFORM_OWNER_PUBKEYS } from '@/hooks/useListingRestrictions';

/** Where "request an item" goes: an encrypted DM straight to the shop owner. */
const SHOP_OWNER_NPUB = nip19.npubEncode(PLATFORM_OWNER_PUBKEYS[0]);
const REQUEST_HREF = `/messages/${SHOP_OWNER_NPUB}`;

/**
 * App Shop — SkateSpots merch.
 *
 * Deliberately a STOREFRONT WITH NOTHING IN IT: there is no stock, no
 * pre-order, no price and nothing to buy. It exists so the section, the design
 * language and the payment story (sats only — Lightning or Cashu) are in place
 * before the first drop. When items land we can model them as listings and take
 * Lightning/Cashu payment; until then this page must never imply a sale.
 */

/**
 * Free, printable artwork. Physical size is baked into the files (mm units), so
 * "Actual size" printing gives an exact 55 × 86 mm sticker / A3 poster, and the
 * QR in each one resolves to https://skate-spots.org.
 */
const FREE_PRINT = [
  {
    titleKey: 'walletUi.appShop.sticker',
    size: '55 × 86 mm',
    tipKey: 'walletUi.appShop.stickerTip',
    file: '/images/print/skatespots-sticker.svg',
  },
  {
    titleKey: 'walletUi.appShop.poster',
    size: 'A3 · 297 × 420 mm',
    tipKey: 'walletUi.appShop.posterTip',
    file: '/images/print/skatespots-poster.svg',
  },
];

/** What we're working on. Not products, not prices — just intent. */
const PLANNED = [
  { icon: Shirt, labelKey: 'walletUi.appShop.tees' },
  { icon: Package, labelKey: 'walletUi.appShop.decks' },
  // 'Sticker packs' is rendered separately in the grid, because it is the one
  // entry that already contains something real: the free printables.
  { icon: Hammer, labelKey: 'walletUi.appShop.shopTools' },
];

const PAY_CHIPS = [
  { icon: Zap, labelKey: 'walletUi.appShop.lightning' },
  { icon: Coins, labelKey: 'walletUi.appShop.cashu' },
  { icon: MapPin, labelKey: 'walletUi.appShop.localHandover' },
];

export default function AppShopPage() {
  const { t } = useTranslation();
  useSeoMeta({
    title: 'App Shop — SkateSpots',
    description:
      'SkateSpots merch, paid in sats over Lightning or Cashu. Nothing in stock yet — here is what is coming.',
  });

  return (
    <div className="container mx-auto max-w-4xl px-4 py-8 pb-24 md:pb-14">
      <PageHeader
        icon={ShoppingBag}
        title={t('walletUi.appShop.title')}
        accent="#ccff00"
        subtitle={t('walletUi.appShop.subtitle')}
      />

      {/* ── Hero ─────────────────────────────────────────────────────────── */}
      <section className="relative overflow-hidden rounded-3xl border-2 border-[#ff0040]/25 bg-gradient-to-br from-[#ff0040]/12 via-black to-[#ccff00]/[0.06] px-5 py-10 sm:px-8 sm:py-14">
        <div className="pointer-events-none absolute -top-28 left-1/2 h-64 w-64 -translate-x-1/2 rounded-full bg-[#ff0040]/25 blur-3xl" />
        <div className="pointer-events-none absolute -bottom-24 -right-16 h-56 w-56 rounded-full bg-[#ccff00]/15 blur-3xl" />

        <div className="relative">
          <span className="inline-flex items-center gap-2 rounded-full border border-[#ccff00]/40 bg-[#ccff00]/10 px-3 py-1 text-[10px] font-black uppercase tracking-widest text-[#ccff00]">
            <Sparkles className="h-3 w-3" />
            {t('walletUi.appShop.comingSoon')}
          </span>

          <h2
            className="mt-4 text-5xl font-black uppercase leading-[0.9] sm:text-7xl"
            style={{ fontFamily: 'Impact, "Arial Black", sans-serif' }}
          >
            <span className="bg-gradient-to-r from-[#ff0040] via-[#ff6600] to-[#ccff00] bg-clip-text text-transparent">
              {t('walletUi.appShop.wearThe')}
            </span>
            <br />
            <span className="text-white">{t('walletUi.appShop.scene')}</span>
          </h2>

          <p className="mt-4 max-w-xl text-sm leading-relaxed text-gray-300 sm:text-base">
            {t('walletUi.appShop.heroDesc1')}{' '}
            <strong className="font-bold text-white">{t('walletUi.appShop.locally')}</strong>{t('walletUi.appShop.heroDesc2')}{' '}
            <strong className="font-bold text-[#f7931a]">sats</strong>{t('walletUi.appShop.heroDesc3')}
          </p>

          <div className="mt-6 flex flex-wrap items-center gap-3">
            <Button
              asChild
              className="gap-2 bg-[#ccff00] font-black uppercase text-black hover:bg-[#ccff00]/90"
            >
              <Link to={REQUEST_HREF}>
                <MessageCircle className="h-4 w-4" />
                {t('walletUi.appShop.requestItem')}
              </Link>
            </Button>
            <span className="text-[11px] text-gray-500">
              {t('walletUi.appShop.dmHint')}
            </span>
          </div>

          <div className="mt-5 flex flex-wrap gap-2">
            {PAY_CHIPS.map(({ icon: Icon, labelKey }) => (
              <span
                key={labelKey}
                className="inline-flex items-center gap-1.5 rounded-full border border-white/12 bg-white/[0.04] px-3 py-1.5 text-[11px] font-bold text-gray-300 backdrop-blur-sm"
              >
                <Icon className="h-3.5 w-3.5 text-[#ccff00]" />
                {t(labelKey)}
              </span>
            ))}
          </div>
        </div>
      </section>

      {/* ── What's in the works ──────────────────────────────────────────── */}
      <section className="mt-10">
        <div className="mb-4 flex items-center gap-3">
          <h3 className="text-sm font-black uppercase tracking-widest text-white">
            {t('walletUi.appShop.inTheWorks')}
          </h3>
          <div className="h-px flex-1 bg-white/10" />
          <span className="text-[10px] font-bold uppercase tracking-widest text-gray-500">
            {t('walletUi.appShop.notForSale')}
          </span>
        </div>

        <div className="grid gap-3 sm:grid-cols-2">
          {PLANNED.slice(0, 2).map(({ icon: Icon, labelKey }) => (
            <div
              key={labelKey}
              className="group relative overflow-hidden rounded-2xl border-2 border-dashed border-white/12 bg-white/[0.02] p-4 transition-colors hover:border-[#ccff00]/30"
            >
              <div className="flex items-start gap-3">
                <span className="flex h-10 w-10 shrink-0 items-center justify-center rounded-xl bg-[#ccff00]/10 text-[#ccff00]">
                  <Icon className="h-5 w-5" />
                </span>
                <p className="min-w-0 self-center font-black uppercase tracking-wide text-white">
                  {t(labelKey)}
                </p>
              </div>
              <span className="absolute right-3 top-3 rounded-full border border-white/12 px-2 py-0.5 text-[9px] font-black uppercase tracking-widest text-gray-500">
                {t('walletUi.appShop.soon')}
              </span>
            </div>
          ))}

          {/* Sticker packs — the only thing you can actually GET today: the free
              printables. Kept inside its category (not a separate section) so the
              shop reads as one list of merch, free stuff included. */}
          <div className="rounded-2xl border-2 border-dashed border-[#ccff00]/35 bg-[#ccff00]/[0.04] p-4 sm:col-span-2">
            <div className="flex items-start gap-3">
              <span className="flex h-10 w-10 shrink-0 items-center justify-center rounded-xl bg-[#ccff00]/10 text-[#ccff00]">
                <Sticker className="h-5 w-5" />
              </span>
              <div className="min-w-0 flex-1">
                <p className="font-black uppercase tracking-wide text-white">{t('walletUi.appShop.stickerPacks')}</p>
                <p className="mt-0.5 text-xs leading-relaxed text-gray-400">
                  {t('walletUi.appShop.stickerPacksDesc')}
                </p>
              </div>
              <span className="shrink-0 rounded-full bg-[#ccff00] px-2 py-0.5 text-[9px] font-black uppercase tracking-widest text-black">
                {t('common.free')}
              </span>
            </div>

            <div className="mt-3 grid gap-3 sm:grid-cols-2">
              {FREE_PRINT.map((item) => (
                <div
                  key={item.titleKey}
                  className="overflow-hidden rounded-xl border border-white/10 bg-black/40"
                >
                  <div className="flex h-36 items-center justify-center p-3">
                    <img
                      src={item.file}
                      alt={t('walletUi.appShop.printableAlt', { title: t(item.titleKey) })}
                      className="max-h-full max-w-full drop-shadow-[0_4px_14px_rgba(0,0,0,0.6)]"
                    />
                  </div>
                  <div className="border-t border-white/8 p-3">
                    <div className="flex items-baseline justify-between gap-2">
                      <p className="font-bold uppercase tracking-wide text-white">{t(item.titleKey)}</p>
                      <span className="shrink-0 text-[10px] font-bold uppercase tracking-widest text-gray-500">
                        {item.size}
                      </span>
                    </div>
                    <p className="mt-1 flex items-start gap-1.5 text-[11px] leading-relaxed text-gray-500">
                      <Scissors className="mt-0.5 h-3 w-3 shrink-0 text-gray-600" />
                      {t(item.tipKey)}
                    </p>
                    <div className="mt-2.5 flex flex-wrap gap-2">
                      <Button
                        asChild
                        size="sm"
                        className="gap-1.5 bg-[#ccff00] font-bold text-black hover:bg-[#ccff00]/90"
                      >
                        <a href={item.file} target="_blank" rel="noopener noreferrer">
                          <Printer className="h-3.5 w-3.5" /> {t('walletUi.appShop.print')}
                        </a>
                      </Button>
                      <Button asChild size="sm" variant="outline" className="gap-1.5 border-white/15">
                        <a href={item.file} download>
                          <Download className="h-3.5 w-3.5" /> {t('common.save')}
                        </a>
                      </Button>
                    </div>
                  </div>
                </div>
              ))}
            </div>

            <p className="mt-3 text-[11px] leading-relaxed text-gray-600">
              {t('walletUi.appShop.printNote1')} <strong className="text-gray-400">{t('walletUi.appShop.actualSize')}</strong> {t('walletUi.appShop.printNote2')}
            </p>
          </div>

          {PLANNED.slice(2).map(({ icon: Icon, labelKey }) => (
            <div
              key={labelKey}
              className="group relative overflow-hidden rounded-2xl border-2 border-dashed border-white/12 bg-white/[0.02] p-4 transition-colors hover:border-[#ccff00]/30"
            >
              <div className="flex items-start gap-3">
                <span className="flex h-10 w-10 shrink-0 items-center justify-center rounded-xl bg-[#ccff00]/10 text-[#ccff00]">
                  <Icon className="h-5 w-5" />
                </span>
                <p className="min-w-0 self-center font-black uppercase tracking-wide text-white">
                  {t(labelKey)}
                </p>
              </div>
              <span className="absolute right-3 top-3 rounded-full border border-white/12 px-2 py-0.5 text-[9px] font-black uppercase tracking-widest text-gray-500">
                {t('walletUi.appShop.soon')}
              </span>
            </div>
          ))}
        </div>
      </section>

      {/* ── How it'll work ───────────────────────────────────────────────── */}
      <section className="mt-10">
        <div className="mb-4 flex items-center gap-3">
          <h3 className="text-sm font-black uppercase tracking-widest text-white">
            {t('walletUi.appShop.howBuying')}
          </h3>
          <div className="h-px flex-1 bg-white/10" />
          <span className="text-[10px] font-bold uppercase tracking-widest text-gray-500">
            {t('walletUi.appShop.dmNotCart')}
          </span>
        </div>

        <ol className="grid gap-3 sm:grid-cols-3">
          {[
            {
              n: '1',
              tk: 'walletUi.appShop.step1Title',
              dk: 'walletUi.appShop.step1Desc',
            },
            {
              n: '2',
              tk: 'walletUi.appShop.step2Title',
              dk: 'walletUi.appShop.step2Desc',
            },
            {
              n: '3',
              tk: 'walletUi.appShop.step3Title',
              dk: 'walletUi.appShop.step3Desc',
            },
          ].map((s) => (
            <li
              key={s.n}
              className="rounded-2xl border border-white/8 bg-white/[0.03] p-4"
            >
              <span
                className="mb-3 flex h-8 w-8 items-center justify-center rounded-lg bg-gradient-to-br from-[#ff0040] to-[#ff6600] text-sm font-black text-white"
                style={{ fontFamily: 'Impact, "Arial Black", sans-serif' }}
              >
                {s.n}
              </span>
              <p className="font-black uppercase tracking-wide text-white">{t(s.tk)}</p>
              <p className="mt-1 text-xs leading-relaxed text-gray-400">{t(s.dk)}</p>
            </li>
          ))}
        </ol>
      </section>

    </div>
  );
}