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22 lines
778 B
TypeScript
22 lines
778 B
TypeScript
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import moment from 'moment';
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/**
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* Given a UTC Date ISO 8601 string (the doc updatedAt string), gives a reader-friendly
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* relative time to now - e.g. 'yesterday', '2 days ago'.
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*/
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export function getTimeFromNow(utcDateISO: string): string {
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const time = moment.utc(utcDateISO);
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const now = moment();
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const diff = now.diff(time, 's');
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if (diff < 0 && diff > -60) {
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// If the time appears to be in the future, but less than a minute
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// in the future, chalk it up to a difference in time
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// synchronization and don't claim the resource will be changed in
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// the future. For larger differences, just report them
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// literally, there's a more serious problem or lack of
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// synchronization.
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return now.fromNow();
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}
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return time.fromNow();
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}
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