import type { Metadata } from "next";
import { redirect } from "next/navigation";
import { notFound } from "next/navigation";
import { getChapterVerseIndex } from "@/lib/api";
import { buildOgMeta } from "@/lib/og";

export async function generateMetadata({
  params,
}: {
  params: Promise<{ canto: string; chapter: string }>;
}): Promise<Metadata> {
  const { canto, chapter } = await params;
  return buildOgMeta({
    title: "Śrīmad-Bhāgavatam",
    detail: `Canto ${canto}, Chapter ${chapter}`,
  });
}

export default async function SbChapterPage({
  params,
}: {
  params: Promise<{ canto: string; chapter: string }>;
}) {
  const { canto, chapter } = await params;
  const verseIndex = await getChapterVerseIndex("sb", canto, parseInt(chapter));
  if (verseIndex.length === 0) {
    notFound();
  }
  redirect(`/books/sb/${canto}/${chapter}/${verseIndex[0].verse}`);
}