File size: 1,785 Bytes
1e92f2d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | import { Moment } from 'moment';
import { useCallback } from 'react';
import { useLocalizedMoment } from 'calypso/components/localized-moment';
import useDateWithOffset from 'calypso/lib/jetpack/hooks/use-date-with-offset';
import { useFirstMatchingBackupAttempt } from '../hooks';
type CanGoToDateHook = (
siteId: number,
selectedDate: Moment,
oldestDateAvailable?: Moment,
hasNoBackups?: boolean
) => ( desiredDate: Moment ) => boolean;
export const useCanGoToDate: CanGoToDateHook = (
siteId,
selectedDate,
oldestDateAvailable,
hasNoBackups
) => {
const moment = useLocalizedMoment();
const today = useDateWithOffset( moment() );
return useCallback(
( desiredDate ) => {
const goingForwardInTime = desiredDate.isAfter( selectedDate, 'day' );
const goingBackwardInTime = desiredDate.isBefore( selectedDate, 'day' );
if ( goingBackwardInTime ) {
// If there are no backups, we won't show the navigation
if ( hasNoBackups ) {
return false;
}
// If we don't know the oldest date with data,
// always allow backward navigation
if ( ! oldestDateAvailable ) {
return true;
}
// Only go as far back as the oldest date we have information on
return desiredDate.isSameOrAfter( oldestDateAvailable, 'day' );
}
if ( goingForwardInTime ) {
// Just make sure we don't let anyone accidentally slip
// into the future
return desiredDate.isSameOrBefore( today );
}
// If we're going neither forward nor backward,
// then everything's fine (this should never happen)
return true;
},
[ selectedDate, today, oldestDateAvailable, hasNoBackups ]
);
};
export const useFirstKnownBackupAttempt = ( siteId: number ) => {
return useFirstMatchingBackupAttempt( siteId, { sortOrder: 'asc' } );
};
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