export const dynamic = "force-dynamic";

import type { Metadata } from "next";
import { notFound } from "next/navigation";
import { getTranscriptionsByYear } from "@/lib/transcriptions";
import { buildOgMeta } from "@/lib/og";
import { TranscriptionYearBrowser } from "./year-browser";

export async function generateMetadata({
  params,
}: {
  params: Promise<{ year: string }>;
}): Promise<Metadata> {
  const { year: yearStr } = await params;
  const year = parseInt(yearStr, 10);
  if (isNaN(year)) return {};
  const transcriptions = await getTranscriptionsByYear(year);
  return buildOgMeta({
    title: "Transcriptions",
    detail: `${transcriptions.length} lectures & conversations from ${year}`,
    quote: `Lectures and conversations of Śrīla Prabhupāda from ${year} — the living voice of the Founder-Ācārya preserved in text.`,
  });
}

export default async function TranscriptionsByYearPage({
  params,
}: {
  params: Promise<{ year: string }>;
}) {
  const { year: yearStr } = await params;
  const year = parseInt(yearStr, 10);
  if (isNaN(year)) notFound();

  const transcriptions = await getTranscriptionsByYear(year);
  if (transcriptions.length === 0) notFound();

  return (
    <div className="min-h-screen bg-background">
      <TranscriptionYearBrowser
        transcriptions={transcriptions}
        year={year}
        totalCount={transcriptions.length}
      />
    </div>
  );
}