make use of startOfDay

packages/dnb-eufemia/src/components/date-picker/DatePickerCalc.js

@@ -21,6 +21,7 @@ import getDaysInMonth from 'date-fns/getDaysInMonth'
 import toDate from 'date-fns/toDate'
 import parseISO from 'date-fns/parseISO'
 import parse from 'date-fns/parse'
+import startOfDay from 'date-fns/startOfDay'
 
 import { warn } from '../../shared/component-helper'
 
@@ -170,21 +171,14 @@ const isWithinSelectionCalc = (date, startDate, endDate) => {
 // date is before minDate or after maxDate
 const isDisabledCalc = (date, minDate, maxDate) => {
   // isBefore and isAfter return false if comparison date is undefined, which is useful here in case minDate and maxDate aren't supplied
-  // resetting the the `minDate` and `maxDate` hours for comparison, as the `date` param comes with a time of 00:00:00
+
   return (
-    (minDate && isBefore(date, resetHours(minDate))) ||
-    (maxDate && isAfter(date, resetHours(maxDate)))
+    (minDate && isBefore(date, startOfDay(minDate))) ||
+    (maxDate && isAfter(date, startOfDay(maxDate)))
   )
 }
 export { isDisabledCalc as isDisabled }
 
-// useful for comparing dates that strictly speaking are the same, but differs in time (hours, minutes, seconds)
-// returns a new Date object to prevent mutation
-const resetHours = (date) => {
-  const dateCopy = new Date(date)
-  return dateCopy.setHours(0, 0, 0, 0)
-}
-
 // date selected is start date
 const isStartDateCalc = (date, range) => {
   return range.startDate && isSameDay(date, range.startDate)