---
import { getCollection } from 'astro:content';
import Post from '../_Post.astro';
import Mention from '../_Mention.astro';

/* Essays and mentions share /insights/<slug>; a slug used by both would be a defect. */
export async function getStaticPaths() {
  const posts = (await getCollection('insights')).map((post) => ({ params: { slug: post.id }, props: { post } }));
  const mentions = (await getCollection('mentions')).map((mention) => ({ params: { slug: mention.id }, props: { mention } }));
  const taken = new Set(posts.map((p) => p.params.slug));
  const clash = mentions.find((m) => taken.has(m.params.slug));
  if (clash) throw new Error(`Insights slug used by an essay and a mention: ${clash.params.slug}`);
  return [...posts, ...mentions];
}
const { post, mention } = Astro.props;
---
{post ? <Post lang="en" post={post} /> : <Mention lang="en" mention={mention!} />}