import { Metadata } from 'next';
import { notFound } from 'next/navigation';

import { Author, Tag } from '@/lib/types/taxonomy';
import Article from '@/components/Article';
import { getMetaHome } from '@/lib/readers/meta/posts';
import generatePageMetaData from '@/lib/next/generatePageMetaData';
import { getAuthorBySlug } from '@/lib/readers/taxonomy/authors';
import { getTagBySlug } from '@/lib/readers/taxonomy/tags';

export async function generateMetadata(): Promise<Metadata> {
  const article = await getMetaHome();

  if (!article) return { title: 'Not Found' };

  return generatePageMetaData(article);
}

export default async function MetaHome() {
  const article = await getMetaHome();
  if (!article) notFound();

  const author = await getAuthorBySlug(article.meta.author);
  const tags = await Promise.all(
    article.meta.tags.map((slug: string) => getTagBySlug(slug))
  );

  return <Article article={article} tags={tags} author={author} />;
}