import { NextRequest, NextResponse } from 'next/server';
import { withAuth } from '@/lib/auth';
import { getBacklinks } from '@/lib/services/note-service';

type RouteContext = { params: Promise<{ id: string }> };

// GET /api/notes/[id]/backlinks — Get notes that link to this note
export const GET = withAuth<RouteContext>(
  async (request: NextRequest, _user, context) => {
    const { id } = await context!.params;
    const backlinks = await getBacklinks(id);

    return NextResponse.json({
      items: backlinks,
      totalItems: backlinks.length,
    });
  }
);