function formatUpdatedLabel(pricesUpdatedAt) {
  if (!pricesUpdatedAt) return 'Price date unknown';
  const date = new Date(pricesUpdatedAt);
  if (Number.isNaN(date.getTime())) return 'Price date unknown';
  return `Updated ${date.toLocaleDateString(undefined, {
    month: 'short',
    day: 'numeric',
    year: 'numeric',
  })}`;
}

export function stalenessBadgeText({ stale, pricesUpdatedAt }) {
  if (stale) return 'Prices may be outdated';
  return formatUpdatedLabel(pricesUpdatedAt);
}

import CardDetailLocalStores from './CardDetailLocalStores';

export default function CardDetailPurchaseTab({
  card,
  pricing,
  pricingLoading,
  formatCurrency,
  nearbyStores = [],
  nearbyStoresLoading = false,
  nearbyStoresError = null,
  nearbyStoresNoHomeZip = false,
}) {
  const displayPrice = pricing?.prices?.current ?? pricing?.prices?.market ?? card?.current_price ?? null;
  const foilPrice = pricing?.prices?.market ?? card?.market_price ?? null;
  const badgeText = pricing ? stalenessBadgeText(pricing) : null;

  return (
    <div className="space-y-6">
      <div className="flex flex-wrap items-center justify-between gap-3">
        <h3 className="text-xl font-semibold" style={{ color: 'var(--text-primary)' }}>
          Where to Buy
        </h3>
        {badgeText && (
          <span
            className="px-3 py-1 rounded-full text-xs font-medium"
            style={{
              backgroundColor: 'var(--bg-tertiary)',
              color: 'var(--text-secondary)',
            }}
            data-testid="pricing-staleness-badge"
          >
            {badgeText}
          </span>
        )}
      </div>

      <div className="glass-panel p-6 rounded-xl">
        <h4 className="text-lg font-semibold mb-4" style={{ color: 'var(--text-primary)' }}>
          Online Price Estimate
        </h4>
        {pricingLoading ? (
          <p style={{ color: 'var(--text-secondary)' }} aria-live="polite">Loading prices…</p>
        ) : (
          <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
            <div>
              <p className="text-sm mb-1" style={{ color: 'var(--text-secondary)' }}>NM / Non-foil</p>
              <p className="text-2xl font-bold gradient-text-gold">
                {formatCurrency(displayPrice || 0)}
              </p>
            </div>
            {foilPrice != null && foilPrice !== displayPrice && (
              <div>
                <p className="text-sm mb-1" style={{ color: 'var(--text-secondary)' }}>Foil / Market</p>
                <p className="text-2xl font-bold gradient-text-gold">
                  {formatCurrency(foilPrice)}
                </p>
              </div>
            )}
          </div>
        )}
      </div>

      <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
        {pricing?.outbound?.tcgplayer && (
          <a
            href={pricing.outbound.tcgplayer}
            target="_blank"
            rel="noopener noreferrer"
            className="glass-panel p-6 rounded-xl transition-all duration-200 hover:shadow-lg hover:scale-105"
          >
            <div className="flex items-center gap-3">
              <span className="text-2xl" aria-hidden="true">🃏</span>
              <div>
                <h4 className="font-semibold" style={{ color: 'var(--text-primary)' }}>
                  TCGPlayer
                </h4>
                <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>
                  View on TCGPlayer
                </p>
              </div>
            </div>
          </a>
        )}
        {pricing?.outbound?.ebay && (
          <a
            href={pricing.outbound.ebay}
            target="_blank"
            rel="noopener noreferrer"
            className="glass-panel p-6 rounded-xl transition-all duration-200 hover:shadow-lg hover:scale-105"
          >
            <div className="flex items-center gap-3">
              <span className="text-2xl" aria-hidden="true">🛒</span>
              <div>
                <h4 className="font-semibold" style={{ color: 'var(--text-primary)' }}>
                  eBay
                </h4>
                <p className="text-sm" style={{ color: 'var(--text-secondary)' }}>
                  View on eBay
                </p>
              </div>
            </div>
          </a>
        )}
      </div>

      <div data-testid="card-detail-local-stores-slot">
        <CardDetailLocalStores
          stores={nearbyStores}
          loading={nearbyStoresLoading}
          error={nearbyStoresError}
          noHomeZip={nearbyStoresNoHomeZip}
        />
      </div>
    </div>
  );
}