kopia lustrzana https://github.com/shoelace-style/shoelace
79 wiersze
2.2 KiB
TypeScript
79 wiersze
2.2 KiB
TypeScript
import { LitElement } from 'lit';
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import { customElement, property } from 'lit/decorators.js';
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/**
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* @since 2.0
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* @status stable
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*/
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@customElement('sl-format-date')
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export default class SlFormatDate extends LitElement {
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/** The date/time to format. If not set, the current date and time will be used. */
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@property() date: Date | string = new Date();
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/** The locale to use when formatting the date/time. */
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@property() locale: string;
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/** The format for displaying the weekday. */
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@property() weekday: 'narrow' | 'short' | 'long';
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/** The format for displaying the era. */
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@property() era: 'narrow' | 'short' | 'long';
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/** The format for displaying the year. */
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@property() year: 'numeric' | '2-digit';
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/** The format for displaying the month. */
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@property() month: 'numeric' | '2-digit' | 'narrow' | 'short' | 'long';
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/** The format for displaying the day. */
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@property() day: 'numeric' | '2-digit';
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/** The format for displaying the hour. */
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@property() hour: 'numeric' | '2-digit';
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/** The format for displaying the minute. */
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@property() minute: 'numeric' | '2-digit';
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/** The format for displaying the second. */
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@property() second: 'numeric' | '2-digit';
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/** The format for displaying the time. */
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@property({ attribute: 'time-zone-name' }) timeZoneName: 'short' | 'long';
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/** The time zone to express the time in. */
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@property({ attribute: 'time-zone' }) timeZone: string;
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/** When set, 24 hour time will always be used. */
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@property({ attribute: 'hour-format' }) hourFormat: 'auto' | '12' | '24' = 'auto';
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render() {
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const date = new Date(this.date);
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const hour12 = this.hourFormat === 'auto' ? undefined : this.hourFormat === '12';
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// Check for an invalid date
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if (isNaN(date.getMilliseconds())) {
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return;
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}
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return new Intl.DateTimeFormat(this.locale, {
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weekday: this.weekday,
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era: this.era,
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year: this.year,
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month: this.month,
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day: this.day,
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hour: this.hour,
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minute: this.minute,
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second: this.second,
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timeZoneName: this.timeZoneName,
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timeZone: this.timeZone,
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hour12: hour12
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}).format(date);
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}
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}
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declare global {
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interface HTMLElementTagNameMap {
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'sl-format-date': SlFormatDate;
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}
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}
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