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

export async function generateMetadata({
  params,
}: {
  params: Promise<{ lila: string; chapter: string }>;
}): Promise<Metadata> {
  const { lila, chapter } = await params;
  const lilaName = CC_LILAS[lila] || lila;
  return buildOgMeta({
    title: "Śrī Caitanya-caritāmṛta",
    detail: `${lilaName}, Chapter ${chapter}`,
  });
}

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