---
/**
 * The Blog's top slot: the featured or latest post in the one featured
 * panel. The cover fills the left side when the post has one; otherwise the
 * blog's seal art stands in.
 */
import Button from "@gk/ui/components/Button.astro";
import GiltCorners from "@gk/ui/components/GiltCorners.astro";
import Motif from "@gk/ui/components/Motif.astro";
import Seal from "@gk/ui/components/Seal.astro";
import Star from "@gk/ui/components/Star.astro";
import StarPath from "@gk/ui/components/StarPath.astro";
import StatusPill from "@gk/ui/components/StatusPill.astro";
import TickRing from "@gk/ui/components/TickRing.astro";
import TickScale from "@gk/ui/components/TickScale.astro";
import { filamentBanner } from "@gk/ui/components/seals.ts";
import { dateLine, nowStatuses, pageLinks, type Post } from "../../lib/blog.ts";
import { mediaSrc, type SiteIndex } from "../../lib/site.ts";
import PageChips from "./PageChips.astro";

interface Props {
  post: Post;
  label: "Featured" | "Latest";
  site: SiteIndex;
}
const { post, label, site: s } = Astro.props;
const href = s.href(post) ?? "#";
const cover = mediaSrc(post.data.cover);
const links = pageLinks(s, post);
const now = nowStatuses(s, post);
---
<article class="lead" aria-labelledby="lead-title">
  <div class:list={["art", { photo: cover }]}>
    {
      cover ? (
        <>
          <img src={cover} alt={post.title} class="cover" onerror="this.remove()" />
          <span class="shade" aria-hidden="true" />
          <span class="mat" aria-hidden="true" />
        </>
      ) : (
        <>
          <Motif src={filamentBanner} alt="" aria-hidden="true" class="banner" />
          <StarPath strength="wild" steps={7} centerStar={false} class="path" seed={post.slug} />
          <TickRing size={196} class="ring">
            <Seal name="transmutation" size={150} class="seal" foil />
          </TickRing>
        </>
      )
    }
    <span class="no" aria-hidden="true">
      <TickScale width={150} height={10} count={30} />
      <span>No. 01 · {label}</span>
    </span>
  </div>
  <div class="text">
    <span class="meta">
      <Star size={12} />
      <span class="kicker">{label} · {post.data.topic}</span>
      <span class="date">{dateLine(post)}</span>
      {now.map((st) => <StatusPill>Now · {st.data.kind}</StatusPill>)}
    </span>
    <h2 id="lead-title" class="title"><a href={href}>{post.title}</a></h2>
    <span class="underline" aria-hidden="true"></span>
    {post.data.summary && <p class="summary">{post.data.summary}</p>}
    {links.length > 0 && <span class="chips"><PageChips links={links} max={4} /></span>}
    <Button href={href} arrow class="go">{post.data.postType === "build log" ? "Read the build log" : "Read the post"}</Button>
  </div>
  <GiltCorners />
</article>

<style>
  .lead {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    overflow: hidden;
    background: var(--gk-midnight);
    border: 1px solid rgba(var(--gk-gold-rgb), 0.55);
    border-radius: var(--gk-radius);
    box-shadow:
      inset 0 0 0 4px var(--gk-midnight),
      inset 0 0 0 5px rgba(var(--gk-gold-rgb), 0.35);
  }
  .art {
    flex: 1 1 440px;
    min-height: 320px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
      radial-gradient(ellipse 70% 90% at 100% 0%, rgba(var(--gk-violet-rgb), calc(0.28 * var(--gk-wash))), transparent 70%),
      radial-gradient(ellipse 55% 80% at 0% 70%, rgba(var(--gk-teal-deep-rgb), calc(0.18 * var(--gk-wash))), transparent 70%),
      repeating-linear-gradient(0deg, rgba(var(--gk-star-rgb), 0.035) 0 1px, transparent 1px 40px),
      repeating-linear-gradient(90deg, rgba(var(--gk-star-rgb), 0.035) 0 1px, transparent 1px 40px),
      var(--gk-sky);
  }
  .art.photo {
    min-height: 340px;
    background: var(--gk-sky);
  }
  .banner {
    position: absolute;
    width: 150%;
    max-width: none;
    opacity: 0.32;
    pointer-events: none;
  }
  .art :global(.path) {
    position: absolute;
    left: -10%;
    width: 120%;
    top: 50%;
    transform: translateY(-50%) rotate(-16deg);
    opacity: 0.8;
  }
  .art :global(.seal) {
    filter: drop-shadow(0 0 16px rgba(var(--gk-gold-rgb), 0.35));
  }
  /* Glow is for the night sky; on Starlight the foil stands on its own. */
  @media (prefers-color-scheme: light) {
    .art :global(.seal) {
      opacity: 1;
      filter: none;
    }
  }
  .cover {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .shade {
    position: absolute;
    inset: 0;
    background:
      linear-gradient(to top, rgba(var(--gk-sky-rgb), 0.88), transparent 42%),
      linear-gradient(to bottom, rgba(var(--gk-sky-rgb), 0.45), transparent 30%);
  }
  .mat {
    position: absolute;
    inset: 14px;
    border: 1px solid rgba(var(--gk-gold-rgb), 0.5);
    border-radius: 6px;
  }
  .no {
    position: absolute;
    left: 24px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-family: var(--gk-font-display);
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--gk-gold-bright);
  }
  .text {
    flex: 1 1 420px;
    min-width: 0;
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    justify-content: center;
  }
  .meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 10px;
  }
  .kicker {
    font-size: 11px;
    letter-spacing: 0.3em;
    font-weight: 600;
    color: var(--gk-gold-bright);
    text-transform: uppercase;
  }
  .date {
    font-size: 12px;
    color: var(--gk-muted);
  }
  .title {
    margin: 0;
    font-size: 32px;
    line-height: 1.2;
    letter-spacing: 0.03em;
  }
  .title a {
    color: var(--gk-text);
    text-decoration: none;
  }
  .title a:hover {
    color: var(--gk-gold-bright);
  }
  .underline {
    display: block;
    width: 180px;
    height: 2px;
    border-radius: 2px;
    background:
      radial-gradient(circle at 18% 50%, var(--gk-teal-bright) 0 2px, transparent 3px),
      linear-gradient(90deg, var(--gk-gold), rgba(var(--gk-gold-rgb), 0.15) 70%, transparent);
    box-shadow: 0 0 8px rgba(var(--gk-gold-rgb), 0.35);
  }
  .summary {
    margin: 4px 0 0;
    font-size: 15px;
    color: var(--gk-soft);
    line-height: 1.6;
  }
  .chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .text :global(.go) {
    align-self: flex-start;
    margin-top: 6px;
  }
  @media (max-width: 640px) {
    .art {
      flex-basis: 100%;
      min-height: 240px;
    }
    .art.photo {
      min-height: 240px;
    }
    .text {
      padding: 26px 22px 30px;
    }
    .title {
      font-size: 26px;
    }
  }
</style>