---
import BaseLayout from "@/layouts/BaseLayout.astro";
import Schema from "@/components/seo/Schema.astro";
import Tags from "@/components/ui/Tags.astro";
import Categories from "@/components/ui/Categories.astro";
import Destinations from "@/components/ui/Destinations.astro";
import { toR2Url } from "@/utils/r2";
import Picture from "@/components/ui/Picture.astro";

import { getCollection, render, type CollectionEntry } from "astro:content";

interface Props {
  post: CollectionEntry<"blog">;
}

export async function getStaticPaths() {
  const blog = await getCollection("blog");
  return blog.map((post) => ({
    params: { slug: post.id },
    props: { post },
  }));
}

const { post } = Astro.props as Props;
const { Content, remarkPluginFrontmatter } = await render(post);
const {
  title,
  description,
  pubDate,
  author,
  image,
  categories,
  tags,
  destination,
} = post.data;
const coverImage = toR2Url(image);

const formattedDate = pubDate.toLocaleDateString("vi-VN", {
  year: "numeric",
  month: "long",
  day: "numeric",
});

const readingTime = remarkPluginFrontmatter?.minutesRead
  ? `${Math.ceil(remarkPluginFrontmatter.minutesRead)} phút đọc`
  : "";

const metadata = {
  title: title,
  description: description,
  ogImage: coverImage,
};
---

<BaseLayout metadata={metadata}>
  <Schema
    type="BlogPosting"
    data={{
      title,
      description,
      image,
      pubDate,
      author,
      url: Astro.url.href,
    }}
  />
  <section class="relative px-4 py-8 sm:px-6 lg:px-8 md:py-12">
    <div class="relative mx-auto max-w-3xl">
      <div class="reveal mb-10 text-center">
        {
          categories && categories.length > 0 && (
            <div class="mb-3 flex flex-wrap justify-center gap-2">
              <Categories categories={categories} />
            </div>
          )
        }
        <p class="text-sm font-semibold tracking-wide text-primary uppercase">
          {formattedDate} • {author}
          {readingTime && ` • ${readingTime}`}
        </p>
        <h1
          class="font-heading mt-2 text-3xl font-bold leading-tight tracking-tighter text-foreground sm:text-4xl md:text-5xl"
        >
          {title}
        </h1>
        {
          destination && destination.length > 0 && (
            <div class="flex flex-wrap justify-center gap-2 mt-4">
              <Destinations destinations={destination} />
            </div>
          )
        }
      </div>

      {
        coverImage && (
          <div class="reveal relative mb-8 h-96 w-full overflow-hidden rounded-xl shadow-lg">
            <Picture
              src={coverImage}
              alt={title}
              class="h-full w-full object-cover"
              fetchpriority="high"
            />
          </div>
        )
      }

      <div
        class="reveal prose prose-lg dark:prose-invert mx-auto prose-headings:text-foreground prose-a:text-primary hover:prose-a:underline prose-p:text-muted-foreground prose-strong:text-foreground prose-li:text-muted-foreground prose-code:text-primary"
      >
        <Content />
      </div>
      {
        tags && tags.length > 0 && (
          <div class="mt-4 relative z-20">
            <Tags tags={tags} />
          </div>
        )
      }
    </div>
  </section>
</BaseLayout>