import { NextResponse } from 'next/server';
import { AUTH_COOKIE_NAME, verifyAuthToken } from '@/lib/auth';

export const runtime = 'nodejs';
export const dynamic = 'force-dynamic';

export async function GET(req: Request) {
  const cookie = req.headers.get('cookie') || '';
  const token = cookie
    .split(';')
    .map(part => part.trim())
    .find(part => part.startsWith(`${AUTH_COOKIE_NAME}=`))
    ?.slice(AUTH_COOKIE_NAME.length + 1);
  const username = verifyAuthToken(token ? decodeURIComponent(token) : '');
  if (!username) return NextResponse.json({ error: 'unauthorized' }, { status: 401 });
  return NextResponse.json({ ok: true, username });
}