@dnb/eufemia/components/date-picker/hooks/usePartialDates.js

DNB Eufemia Design System UI Library

"use client";

import { useCallback, useRef } from 'react';
export default function usePartialDates() {
  const partialDatesRef = useRef({
    partialStartDate: null,
    partialEndDate: null
  });
  const setPartialDates = useCallback(partialDates => {
    const nonPartialDates = Object.entries(partialDates).reduce((dates, [dateKey, dateValue]) => {
      if (isFullyFilledOut(dateValue)) {
        dates[dateKey] = null;
      }
      return dates;
    }, {});
    partialDatesRef.current = {
      ...partialDatesRef.current,
      ...partialDates,
      ...nonPartialDates
    };
  }, []);
  return {
    partialDatesRef,
    setPartialDates
  };
}
function isFullyFilledOut(date) {
  return /^\d{4}-\d{2}-\d{2}$/.test(date);
}
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