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- import { createDuration } from './create';
- var round = Math.round,
- thresholds = {
- ss: 44, // a few seconds to seconds
- s: 45, // seconds to minute
- m: 45, // minutes to hour
- h: 22, // hours to day
- d: 26, // days to month/week
- w: null, // weeks to month
- M: 11, // months to year
- };
- // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize
- function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {
- return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);
- }
- function relativeTime(posNegDuration, withoutSuffix, thresholds, locale) {
- var duration = createDuration(posNegDuration).abs(),
- seconds = round(duration.as('s')),
- minutes = round(duration.as('m')),
- hours = round(duration.as('h')),
- days = round(duration.as('d')),
- months = round(duration.as('M')),
- weeks = round(duration.as('w')),
- years = round(duration.as('y')),
- a =
- (seconds <= thresholds.ss && ['s', seconds]) ||
- (seconds < thresholds.s && ['ss', seconds]) ||
- (minutes <= 1 && ['m']) ||
- (minutes < thresholds.m && ['mm', minutes]) ||
- (hours <= 1 && ['h']) ||
- (hours < thresholds.h && ['hh', hours]) ||
- (days <= 1 && ['d']) ||
- (days < thresholds.d && ['dd', days]);
- if (thresholds.w != null) {
- a =
- a ||
- (weeks <= 1 && ['w']) ||
- (weeks < thresholds.w && ['ww', weeks]);
- }
- a = a ||
- (months <= 1 && ['M']) ||
- (months < thresholds.M && ['MM', months]) ||
- (years <= 1 && ['y']) || ['yy', years];
- a[2] = withoutSuffix;
- a[3] = +posNegDuration > 0;
- a[4] = locale;
- return substituteTimeAgo.apply(null, a);
- }
- // This function allows you to set the rounding function for relative time strings
- export function getSetRelativeTimeRounding(roundingFunction) {
- if (roundingFunction === undefined) {
- return round;
- }
- if (typeof roundingFunction === 'function') {
- round = roundingFunction;
- return true;
- }
- return false;
- }
- // This function allows you to set a threshold for relative time strings
- export function getSetRelativeTimeThreshold(threshold, limit) {
- if (thresholds[threshold] === undefined) {
- return false;
- }
- if (limit === undefined) {
- return thresholds[threshold];
- }
- thresholds[threshold] = limit;
- if (threshold === 's') {
- thresholds.ss = limit - 1;
- }
- return true;
- }
- export function humanize(argWithSuffix, argThresholds) {
- if (!this.isValid()) {
- return this.localeData().invalidDate();
- }
- var withSuffix = false,
- th = thresholds,
- locale,
- output;
- if (typeof argWithSuffix === 'object') {
- argThresholds = argWithSuffix;
- argWithSuffix = false;
- }
- if (typeof argWithSuffix === 'boolean') {
- withSuffix = argWithSuffix;
- }
- if (typeof argThresholds === 'object') {
- th = Object.assign({}, thresholds, argThresholds);
- if (argThresholds.s != null && argThresholds.ss == null) {
- th.ss = argThresholds.s - 1;
- }
- }
- locale = this.localeData();
- output = relativeTime(this, !withSuffix, th, locale);
- if (withSuffix) {
- output = locale.pastFuture(+this, output);
- }
- return locale.postformat(output);
- }
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