51 lines
1.5 KiB
JavaScript
51 lines
1.5 KiB
JavaScript
import * as moment from 'moment';
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import padStart from 'lodash/padStart';
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import interopDefault from '../_util/interopDefault';
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// Countdown
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const timeUnits = [
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['Y', 1000 * 60 * 60 * 24 * 365], // years
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['M', 1000 * 60 * 60 * 24 * 30], // months
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['D', 1000 * 60 * 60 * 24], // days
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['H', 1000 * 60 * 60], // hours
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['m', 1000 * 60], // minutes
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['s', 1000], // seconds
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['S', 1], // million seconds
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];
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export function formatTimeStr(duration, format) {
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let leftDuration = duration;
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const escapeRegex = /\[[^\]]*\]/g;
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const keepList = (format.match(escapeRegex) || []).map(str => str.slice(1, -1));
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const templateText = format.replace(escapeRegex, '[]');
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const replacedText = timeUnits.reduce((current, [name, unit]) => {
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if (current.indexOf(name) !== -1) {
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const value = Math.floor(leftDuration / unit);
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leftDuration -= value * unit;
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return current.replace(new RegExp(`${name}+`, 'g'), match => {
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const len = match.length;
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return padStart(value.toString(), len, '0');
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});
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}
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return current;
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}, templateText);
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let index = 0;
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return replacedText.replace(escapeRegex, () => {
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const match = keepList[index];
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index += 1;
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return match;
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});
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}
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export function formatCountdown(value, config) {
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const { format = '' } = config;
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const target = interopDefault(moment)(value).valueOf();
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const current = interopDefault(moment)().valueOf();
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const diff = Math.max(target - current, 0);
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return formatTimeStr(diff, format);
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}
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