import {
  DocsBody,
  DocsDescription,
  DocsPage,
  DocsTitle,
} from "fumadocs-ui/layouts/docs/page";
import { createRelativeLink } from "fumadocs-ui/mdx";
import type { Metadata } from "next";
import { notFound } from "next/navigation";

import { getMDXComponents } from "@/components/mdx";
import { source } from "@/lib/source";

export default async function Page(props: PageProps<"/[[...slug]]">) {
  const { slug } = await props.params;
  const page = source.getPage(slug);
  if (!page) notFound();

  const MDX = page.data.body;

  return (
    <DocsPage toc={page.data.toc} full={page.data.full}>
      <DocsTitle>{page.data.title}</DocsTitle>
      <DocsDescription>{page.data.description}</DocsDescription>
      <DocsBody>
        <MDX
          components={getMDXComponents({ a: createRelativeLink(source, page) })}
        />
      </DocsBody>
    </DocsPage>
  );
}

export function generateStaticParams() {
  return source.generateParams();
}

export async function generateMetadata(
  props: PageProps<"/[[...slug]]">,
): Promise<Metadata> {
  const { slug } = await props.params;
  const page = source.getPage(slug);
  if (!page) notFound();

  return { title: page.data.title, description: page.data.description };
}