---
import { LinkButton } from "@astrojs/starlight/components";
import DraftContentNotice from "@astrojs/starlight/components/DraftContentNotice.astro";

const { data } = Astro.locals.starlightRoute.entry;
const { title = data.title, tagline, image, actions = [] } = data.hero || {};

const imageAttrs = {
  loading: "eager" as const,
  decoding: "async" as const,
  alt: image?.alt || "",
};

let darkImage: ImageMetadata | undefined;
let lightImage: ImageMetadata | undefined;
let rawHtml: string | undefined;

if (image) {
  if ("file" in image) {
    darkImage = image.file;
  } else if ("dark" in image) {
    darkImage = image.dark;
    lightImage = image.light;
  } else {
    rawHtml = image.html;
  }
}
---

<div class="hero">
  {
    darkImage && (
      <img
        src={darkImage.src}
        width={darkImage.width}
        height={darkImage.height}
        {...imageAttrs}
        class:list={{ "light:sl-hidden": Boolean(lightImage) }}
      />
    )
  }
  {
    lightImage && (
      <img
        src={lightImage.src}
        width={lightImage.width}
        height={lightImage.height}
        {...imageAttrs}
        class="dark:sl-hidden"
      />
    )
  }
  {rawHtml && <div class="hero-html sl-flex" set:html={rawHtml} />}
  <div class="sl-flex stack">
    <div class="sl-flex copy">
      <h1 id="_top" data-page-title set:html={title} />
      {data.draft && <DraftContentNotice />}
      {tagline && <div class="tagline" set:html={tagline} />}
    </div>
    {
      actions.length > 0 && (
        <div class="sl-flex actions">
          {actions.map(
            ({ attrs: { class: className, ...attrs } = {}, icon, link: href, text, variant }) => (
              <LinkButton {href} {variant} icon={icon?.name} class:list={[className]} {...attrs}>
                {text}
                {icon?.html && <Fragment set:html={icon.html} />}
              </LinkButton>
            ),
          )}
        </div>
      )
    }
  </div>
</div>

<style>
  @layer starlight.core {
    .hero {
      display: grid;
      grid-template-columns: 100%;
      align-items: center;
      gap: 1.5rem;
      padding-bottom: 1rem;
    }

    .hero > img,
    .hero > .hero-html {
      object-fit: contain;
      width: min(100%, 48rem);
      max-width: 100%;
      min-width: 0;
      height: auto;
      margin-inline: auto;
    }

    .hero > img {
      border: 1px solid var(--sl-color-gray-5);
      border-radius: 1rem;
      box-shadow: 0 24px 60px rgb(7 16 14 / 22%);
    }

    .stack {
      min-width: 0;
      flex-direction: column;
      gap: clamp(1.5rem, calc(1.5rem + 1vw), 2rem);
      text-align: center;
    }

    .copy {
      flex-direction: column;
      gap: 1rem;
      align-items: center;
    }

    .copy > * {
      max-width: 50ch;
    }

    h1 {
      color: var(--sl-color-white);
      font-size: clamp(var(--sl-text-3xl), calc(0.25rem + 5vw), var(--sl-text-6xl));
      font-weight: 700;
      line-height: var(--sl-line-height-headings);
    }

    .tagline {
      color: var(--sl-color-gray-2);
      font-size: clamp(var(--sl-text-base), calc(0.0625rem + 2vw), var(--sl-text-xl));
    }

    .actions {
      flex-wrap: wrap;
      justify-content: center;
      gap: 1rem 2rem;
    }

    @media (min-width: 50rem) {
      .hero {
        grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
        gap: clamp(2rem, 4vw, 4rem);
        padding-block: clamp(2.5rem, calc(1rem + 10vmin), 10rem);
      }

      .hero > img,
      .hero > .hero-html {
        order: 2;
        width: 100%;
      }

      .stack {
        text-align: start;
      }

      .copy {
        align-items: flex-start;
      }

      .actions {
        justify-content: flex-start;
      }
    }
  }
</style>