25 lines
797 B
TypeScript
25 lines
797 B
TypeScript
const DIVISIONS: { amount: number; name: Intl.RelativeTimeFormatUnit }[] = [
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{ amount: 60, name: 'seconds' },
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{ amount: 60, name: 'minutes' },
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{ amount: 24, name: 'hours' },
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{ amount: 7, name: 'days' },
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{ amount: 4.34524, name: 'weeks' },
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{ amount: 12, name: 'months' },
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{ amount: Number.POSITIVE_INFINITY, name: 'years' },
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]
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export function formatTimeAgo(date: Date, locale: string = 'en-us') {
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const formatter = new Intl.RelativeTimeFormat(locale, { numeric: 'auto' })
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let duration = (date.getTime() - new Date().getTime()) / 1000
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for (let i = 0; i <= DIVISIONS.length; i++) {
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const division = DIVISIONS[i]
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if (Math.abs(duration) < division.amount) {
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return formatter.format(Math.round(duration), division.name)
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}
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duration /= division.amount
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}
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}
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