import { useQuery } from '@apollo/react-hooks';
import ErrorMessage from '../Error';
import { GET_RESOURCES_QUERY } from '../../graphql/queries';

export default function DataExplorer({ variables }) {
  const { loading, error, data } = useQuery(GET_RESOURCES_QUERY, {
    variables,
    // Setting this value to true will make the component rerender when
    // the "networkStatus" changes, so we are able to know if it is fetching
    // more data
    notifyOnNetworkStatusChange: true,
  });

  if (error) return <ErrorMessage message="Error loading dataset." />;
  if (loading) return <div>Loading</div>;

  const { result } = data.dataset;
  const resource = result.resources.find(
    (item) => item.name === variables.resource
  );

  return <>{JSON.stringify(resource)}</>;
}