grafana/public/app/features/search/hooks/useShowDashboardPreviews.ts

import { PREVIEWS_LOCAL_STORAGE_KEY } from '../constants';
import { config } from '@grafana/runtime/src';
import { useLocalStorage } from 'react-use';

export const useShowDashboardPreviews = () => {
  const previewFeatureEnabled = Boolean(config.featureToggles.dashboardPreviews);
  const [showPreviews, setShowPreviews] = useLocalStorage<boolean>(PREVIEWS_LOCAL_STORAGE_KEY, previewFeatureEnabled);
  const onShowPreviewsChange = (showPreviews: boolean) => {
    setShowPreviews(showPreviews);
  };

  return { showPreviews: Boolean(showPreviews && previewFeatureEnabled), previewFeatureEnabled, onShowPreviewsChange };
};