import Link from 'next/link';

import { ArrowLeft } from 'lucide-react';

import { getSupabaseServerClient } from '@kit/supabase/server-client';
import { Button } from '@kit/ui/button';
import {
  Card,
  CardContent,
  CardDescription,
  CardFooter,
  CardHeader,
  CardTitle,
} from '@kit/ui/card';

import { CmsPageShell } from '~/components/cms-page-shell';

import { GenerateDocumentForm } from '../_components/generate-document-form';
import { AccountNotFound } from '~/components/account-not-found';

interface PageProps {
  params: Promise<{ account: string }>;
  searchParams: Promise<{ type?: string }>;
}

const DOCUMENT_LABELS: Record<string, string> = {
  'member-card': 'Mitgliedsausweis',
  invoice: 'Rechnung',
  labels: 'Etiketten',
  report: 'Bericht',
  letter: 'Brief',
  certificate: 'Zertifikat',
};

export default async function GenerateDocumentPage({
  params,
  searchParams,
}: PageProps) {
  const { account } = await params;
  const { type } = await searchParams;
  const client = getSupabaseServerClient();

  const { data: acct } = await client
    .from('accounts')
    .select('id')
    .eq('slug', account)
    .single();

  if (!acct) return <AccountNotFound />;

  const selectedType = type ?? 'member-card';
  const selectedLabel = DOCUMENT_LABELS[selectedType] ?? 'Dokument';

  return (
    <CmsPageShell account={account} title="Dokument generieren">
      <div className="flex w-full flex-col gap-6">
        {/* Back link */}
        <div>
          <Link
            href={`/home/${account}/documents`}
            className="text-muted-foreground hover:text-foreground inline-flex items-center text-sm"
          >
            <ArrowLeft className="mr-1 h-4 w-4" />
            Zurück zu Dokumente
          </Link>
        </div>

        <Card className="max-w-2xl">
          <CardHeader>
            <CardTitle>{selectedLabel} generieren</CardTitle>
            <CardDescription>
              Wählen Sie den Dokumenttyp und die gewünschten Optionen.
            </CardDescription>
          </CardHeader>

          <CardContent>
            <GenerateDocumentForm
              accountSlug={account}
              initialType={selectedType}
            />
          </CardContent>

          <CardFooter>
            <Link href={`/home/${account}/documents`}>
              <Button variant="outline">Abbrechen</Button>
            </Link>
          </CardFooter>
        </Card>
      </div>
    </CmsPageShell>
  );
}
