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Calandar next month disable (when none) (#3508)

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Jaco Greeff 2020-08-25 12:06:47 +02:00 committed by GitHub
parent 7774281796
commit f759a4706a
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 2 deletions
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17
packages/page-calendar/src/Month.tsx
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@ -21,6 +21,7 @@ interface Props {
interface DateState {
dateMonth: Date;
dateMonthNext: Date;
dateSelected: Date;
days: number[];
startClass: string;
@ -55,10 +56,11 @@ function prevMonth (date: Date): Date {
function getDateState (_dateMonth: Date, _dateSelected: Date): DateState {
const dateMonth = newZeroDate(_dateMonth);
const dateSelected = newZeroDate(_dateSelected);
dateMonth.setDate(1);
const dateMonthNext = nextMonth(dateMonth);
const dateSelected = newZeroDate(_dateSelected);
const numDays = nextMonth(dateMonth, 0).getDate();
const days: number[] = [];
@ -68,6 +70,7 @@ function getDateState (_dateMonth: Date, _dateSelected: Date): DateState {
return {
dateMonth,
dateMonthNext,
dateSelected,
days,
startClass: `start${DAYS[dateMonth.getDay()]}`
@ -76,11 +79,20 @@ function getDateState (_dateMonth: Date, _dateSelected: Date): DateState {
function Month ({ className, now, onChange, scheduled }: Props): React.ReactElement<Props> {
const { t } = useTranslation();
const [{ dateMonth, dateSelected, days, startClass }, setDate] = useState(getDateState(now, now));
const [{ dateMonth, dateMonthNext, dateSelected, days, startClass }, setDate] = useState(getDateState(now, now));
const dayOfWeekRef = useRef(DAYS.map((d) => t(d)));
const monthRef = useRef(MONTHS.map((m) => t(m)));
const hasNextMonth = useMemo(
(): boolean => {
const nextTime = dateMonthNext.getTime();
return scheduled.some(({ dateTime }) => dateTime >= nextTime);
},
[dateMonthNext, scheduled]
);
const _nextMonth = useCallback(
() => setDate(({ dateMonth, dateSelected }) => getDateState(nextMonth(dateMonth), dateSelected)),
[]
@ -129,6 +141,7 @@ function Month ({ className, now, onChange, scheduled }: Props): React.ReactElem
<div>{monthRef.current[dateMonth.getMonth()]} {dateMonth.getFullYear()}</div>
<Button
icon='chevron-right'
isDisabled={!hasNextMonth}
onClick={_nextMonth}
/>
</div>