53 lines
1.4 KiB
JavaScript
53 lines
1.4 KiB
JavaScript
/**
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* Update month/day to locale datetime
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*
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* Requirement: <https://github.com/iamkun/dayjs>
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*/
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/* A tool for locale datetime */
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class LocaleHelper {
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static get attrTimestamp() {
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return 'data-ts';
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}
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static get attrDateFormat() {
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return 'data-df';
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}
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static get locale() {
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return document.documentElement.getAttribute('lang').substring(0, 2);
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}
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static getTimestamp(elem) {
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return Number(elem.getAttribute(this.attrTimestamp)); // unix timestamp
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}
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static getDateFormat(elem) {
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return elem.getAttribute(this.attrDateFormat);
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}
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}
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export function initLocaleDatetime() {
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dayjs.locale(LocaleHelper.locale);
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dayjs.extend(window.dayjs_plugin_localizedFormat);
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document
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.querySelectorAll(`[${LocaleHelper.attrTimestamp}]`)
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.forEach((elem) => {
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const date = dayjs.unix(LocaleHelper.getTimestamp(elem));
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const text = date.format(LocaleHelper.getDateFormat(elem));
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elem.textContent = text;
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elem.removeAttribute(LocaleHelper.attrTimestamp);
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elem.removeAttribute(LocaleHelper.attrDateFormat);
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// setup tooltips
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if (
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elem.hasAttribute('data-bs-toggle') &&
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elem.getAttribute('data-bs-toggle') === 'tooltip'
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) {
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// see: https://day.js.org/docs/en/display/format#list-of-localized-formats
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const tooltipText = date.format('llll');
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elem.setAttribute('data-bs-title', tooltipText);
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}
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});
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}
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