export const dynamic = "force-dynamic";

import type { Metadata } from "next";
import Link from "next/link";
import { PageHeader } from "@/components/page-header";
import { ogForTranscriptions } from "@/lib/og";
import {
  getTranscriptionYears,
  getTranscriptionPlaces,
  getTotalTranscriptionCount,
  getTranscriptionIndex,
} from "@/lib/transcriptions";
import { TranscriptionsNav } from "./transcriptions-nav";
import { TranscriptionsBrowser } from "./transcriptions-browser";

export function generateMetadata(): Metadata {
  return ogForTranscriptions();
}

export default async function TranscriptionsPage({
  searchParams,
}: {
  searchParams: Promise<{ view?: string }>;
}) {
  const { view = "year" } = await searchParams;

  const [years, places, totalCount, index] = await Promise.all([
    getTranscriptionYears(),
    getTranscriptionPlaces(),
    getTotalTranscriptionCount(),
    getTranscriptionIndex(),
  ]);

  return (
    <div className="min-h-screen bg-background">
      <PageHeader>
        <Link
          href="/"
          className="text-sm text-muted-foreground hover:text-foreground transition-colors"
        >
          &larr; Home
        </Link>
        <h1 className="mt-3 text-3xl font-bold text-foreground">
          Transcriptions
        </h1>
        <p className="mt-1 text-muted-foreground">
          {totalCount.toLocaleString()}&nbsp;lectures &amp; conversations of
          Śrīla Prabhupāda (1966–1977)
        </p>
      </PageHeader>

      <main className="max-w-4xl mx-auto px-6 py-8 space-y-6">
        <TranscriptionsNav currentView={view} />

        <TranscriptionsBrowser
          currentView={view}
          years={years}
          places={places}
          lectureCount={index.typeDistribution.lecture}
          conversationCount={index.typeDistribution.conversation}
        />
      </main>
    </div>
  );
}