---
import { getCollection, render } from 'astro:content';
import { Image } from 'astro:assets';
import BaseLayout from '../../layouts/BaseLayout.astro';
import SourceBadge from '../../components/SourceBadge.astro';
import Backlinks from '../../components/Backlinks.astro';
import { findsReferencing } from '../../lib/backlinks';
import { findHero } from '../../lib/find-hero';
import EditAction from '../../components/EditAction.astro';
import {
  resolveExternalLink,
  AFFILIATE_REL,
  AFFILIATE_DISCLOSURE,
} from '../../lib/affiliate';
import { buildOgImage, buildBreadcrumbs, absoluteUrl } from '../../lib/seo';

export async function getStaticPaths() {
  const items = await getCollection('find');
  return items.map((item) => ({
    params: { slug: item.id },
    props: { item },
  }));
}

const { item } = Astro.props;
const { Content } = await render(item);
const featuringPosts = await findsReferencing(item.id);
const hero = findHero(item.id);

const linkLabel =
  item.data.linkText ?? new URL(item.data.link).hostname.replace(/^www\./, '');

const external = resolveExternalLink(item.data.link);

const description =
  item.data.description ?? item.data.subtitle ?? `A find: ${item.data.name}.`;

const canonicalOverride = item.data.promotedTo
  ? absoluteUrl(`/reviews/${item.data.promotedTo}/`)
  : undefined;

const ogImage = buildOgImage(
  item.data.promotedTo,
  'finds',
  `${item.data.name} preview image`
);

const productSchema: Record<string, unknown> = {
  '@context': 'https://schema.org',
  '@type': 'Product',
  '@id': absoluteUrl(`/find/${item.id}/#product`),
  name: item.data.name,
  description,
  url: absoluteUrl(`/find/${item.id}/`),
  image: ogImage.url,
  offers: {
    '@type': 'Offer',
    url: item.data.link,
    availability: 'https://schema.org/InStock',
  },
};

const breadcrumbs = buildBreadcrumbs([
  { name: 'Home', url: '/' },
  { name: 'Sources', url: '/sources/' },
  { name: item.data.name, url: `/find/${item.id}/` },
]);
---

<BaseLayout
  title={item.data.name}
  description={description}
  subheader={item.data.name}
  subheaderSubtitle={item.data.subtitle}
  subheaderVariant="headline"
  lastUpdated={item.data.date}
  ogType="article"
  ogImage={ogImage}
  canonicalOverride={canonicalOverride}
  publishedTime={item.data.date}
  articleTags={item.data.tags}
  jsonLd={[productSchema, breadcrumbs]}
>
  <article>
    <header class="find-header">
      <p class="source-line"><SourceBadge source={item.data.source} /></p>
    </header>

    {hero && (
      <Image
        class="hero"
        src={hero}
        widths={[640, 960, 1280]}
        sizes="(max-width: 720px) 92vw, 42rem"
        loading="eager"
        decoding="async"
        alt={item.data.name}
      />
    )}

    <div class="body">
      <Content />
    </div>

    <p class="external">
      <a
        href={external.href}
        target="_blank"
        rel={external.isAffiliate ? AFFILIATE_REL : 'noopener noreferrer'}
      >
        {linkLabel} ↗
      </a>
      {external.isAffiliate && <span class="aff-badge">Affiliate</span>}
    </p>

    {external.isAffiliate && (
      <p class="aff-disclosure">{AFFILIATE_DISCLOSURE}</p>
    )}

    {
      item.data.promotedTo && (
        <p class="promoted">
          → Read the full review:
          <a href={`/reviews/${item.data.promotedTo}/`}>{item.data.promotedTo}</a>
        </p>
      )
    }

    {import.meta.env.DEV && !item.data.promotedTo && (
      <div class="edit-toolbar">
        <EditAction
          label="Graduate to review"
          command={`/build-review ${item.id}`}
          confirm={`This will draft src/content/reviews/${item.id}.mdx, expand the find body into a full review, propose a hero asset, link the find via promotedTo, and append a graduation note to daily-finds.log.md.`}
        />
      </div>
    )}

    <Backlinks posts={featuringPosts} />

    {
      item.data.tags.length > 0 && (
        <footer class="tags">
          {item.data.tags.map((tag) => (
            <a href={`/tags/${tag}/`} class="tag">#{tag}</a>
          ))}
        </footer>
      )
    }

    <p class="back"><a href="/">← back</a></p>
  </article>

  <style>
    .find-header {
      margin-bottom: 1.5rem;
    }
    .source-line { margin: 0; }
    .hero {
      display: block;
      width: 100%;
      height: auto;
      max-height: 28rem;
      object-fit: cover;
      border-radius: 8px;
      border: 1px solid var(--rule);
      background: var(--card-fill);
      margin: 0 0 1.5rem;
    }
    .body :global(p) { margin: 0 0 1rem; }
    .external {
      margin: 1.5rem 0 0;
      font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
    }
    .external a {
      display: inline-block;
      padding: 0.5rem 1rem;
      background: var(--accent);
      color: var(--bg);
      border-radius: 6px;
      font-weight: 600;
      font-size: 0.95rem;
    }
    .external a:hover { text-decoration: none; opacity: 0.9; }
    .aff-badge {
      display: inline-block;
      margin-left: 0.6rem;
      padding: 0.15rem 0.5rem;
      font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
      font-size: 0.7rem;
      font-weight: 600;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      color: var(--muted);
      background: var(--rule);
      border-radius: 999px;
      vertical-align: middle;
    }
    .aff-disclosure {
      margin: 0.6rem 0 0;
      font-size: 0.78rem;
      color: var(--muted);
      font-style: italic;
    }
    .promoted {
      margin: 1.5rem 0 0;
      padding: 0.85rem 1rem;
      background: color-mix(in srgb, var(--accent) 12%, transparent);
      border-radius: 6px;
      font-size: 0.95rem;
    }
    .promoted a { font-weight: 600; }
    .tags {
      margin-top: 2rem;
      padding-top: 1rem;
      border-top: 1px solid var(--rule);
      display: flex;
      gap: 0.75rem;
      flex-wrap: wrap;
    }
    .tag { font-size: 0.85rem; color: var(--muted); }
    .tag:hover { color: var(--accent); }
    .back { margin-top: 2rem; font-size: 0.9rem; }
    .edit-toolbar {
      margin: 2rem 0 0;
      padding-top: 1rem;
      border-top: 1px dashed color-mix(in srgb, var(--accent) 30%, var(--rule));
    }
  </style>
</BaseLayout>