import { API_HOST } from '$lib/api.js';
const API_BASE = API_HOST + '/api/rubro';

export async function GET({ url }) {
  const codigo = url.searchParams.get('codigo') || '';
  const gestion = url.searchParams.get('gestion') || '';

  if (!codigo) {
    return new Response(JSON.stringify({ error: 'Missing codigo' }), {
      status: 400, headers: { 'Content-Type': 'application/json' }
    });
  }

  const apiUrl = new URL(`${API_BASE}/${codigo}/ubigeos`);
  if (gestion) apiUrl.searchParams.set('gestion', gestion);

  try {
    const response = await fetch(apiUrl.toString());
    if (!response.ok) {
      return new Response(JSON.stringify({ error: `API error: ${response.status}` }), {
        status: response.status, headers: { 'Content-Type': 'application/json' }
      });
    }
    const data = await response.json();
    return new Response(JSON.stringify(data), {
      headers: { 'Content-Type': 'application/json' }
    });
  } catch (err) {
    return new Response(JSON.stringify({ error: 'Failed to fetch' }), {
      status: 500, headers: { 'Content-Type': 'application/json' }
    });
  }
}