Function pickDay

packages/emcn/src/components/calendar/calendar.tsx:367–382

(day: number)

  const [endTime, setEndTime] = useState(() => extractTime(endDate, DEFAULT_RANGE_END_TIME))

  const pickDay = (day: number) => {
    const date = new Date(view.year, view.month, day)
    if (!selectingEnd || !rangeStart) {
      setRangeStart(date)
      setRangeEnd(null)
      setSelectingEnd(true)
      return
    }
    if (date < rangeStart) {
      setRangeEnd(rangeStart)
      setRangeStart(date)
    } else {
      setRangeEnd(date)
    }
    setSelectingEnd(false)
  }

  const clear = () => {
    setRangeStart(null)