@dnb/eufemia/extensions/forms/Iterate/hooks/useArrayLimit.js

DNB Eufemia Design System UI Library

import "core-js/modules/es.string.replace.js";
import { useCallback } from 'react';
import { useTranslation } from '../../hooks';
import { useSharedState } from '../../../../shared/helpers/useSharedState';
export default function useArrayLimit(path) {
  const sharedState = useSharedState(path + '-iterate-limit');
  const {
    set,
    update,
    extend,
    data
  } = sharedState || {};
  const {
    limit,
    total,
    show
  } = data || {};
  const setLimitProps = useCallback(props => {
    if (props.total !== total) {
      update(props);
    } else {
      set(props);
    }
  }, [set, total, update]);
  const setShowStatus = useCallback(show => {
    extend({
      show
    });
  }, [extend]);
  const hasReachedLimit = typeof limit === 'number' && total >= limit;
  const {
    itemsLimitReached
  } = useTranslation().IteratePushContainer;
  const error = show ? new Error(itemsLimitReached.replace('{limit}', String(limit))) : undefined;
  return {
    setShowStatus,
    setLimitProps,
    error,
    hasReachedLimit
  };
}
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