mirror of
https://github.com/fluxerapp/fluxer
synced 2026-10-15 23:18:39 +09:00
73 lines
2.3 KiB
TypeScript
73 lines
2.3 KiB
TypeScript
// SPDX-License-Identifier: AGPL-3.0-or-later
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import {getDateFormatter} from '@fluxer/date_utils/src/DateFormatterCache';
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import {localeUses12Hour} from '@fluxer/date_utils/src/DateHourCycle';
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const TimestampStyle = {
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ShortTime: 'ShortTime',
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LongTime: 'LongTime',
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ShortDate: 'ShortDate',
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LongDate: 'LongDate',
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ShortDateTime: 'ShortDateTime',
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LongDateTime: 'LongDateTime',
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ShortDateShortTime: 'ShortDateShortTime',
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ShortDateMediumTime: 'ShortDateMediumTime',
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RelativeTime: 'RelativeTime',
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} as const;
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type TimestampStyle = (typeof TimestampStyle)[keyof typeof TimestampStyle];
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const TIMESTAMP_STYLE_OPTIONS: Record<string, Intl.DateTimeFormatOptions> = {
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[TimestampStyle.ShortTime]: {hour: 'numeric', minute: 'numeric'},
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[TimestampStyle.LongTime]: {hour: 'numeric', minute: 'numeric', second: 'numeric'},
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[TimestampStyle.ShortDate]: {year: 'numeric', month: 'numeric', day: 'numeric'},
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[TimestampStyle.LongDate]: {month: 'long', day: 'numeric', year: 'numeric'},
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[TimestampStyle.ShortDateTime]: {month: 'long', day: 'numeric', year: 'numeric', hour: 'numeric', minute: 'numeric'},
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[TimestampStyle.LongDateTime]: {
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weekday: 'long',
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month: 'long',
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day: 'numeric',
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year: 'numeric',
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hour: 'numeric',
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minute: 'numeric',
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},
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[TimestampStyle.ShortDateShortTime]: {
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month: 'numeric',
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day: 'numeric',
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year: 'numeric',
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hour: 'numeric',
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minute: 'numeric',
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},
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[TimestampStyle.ShortDateMediumTime]: {
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month: 'numeric',
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day: 'numeric',
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year: 'numeric',
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hour: 'numeric',
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minute: 'numeric',
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second: 'numeric',
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},
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};
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const DEFAULT_STYLE_OPTIONS: Intl.DateTimeFormatOptions = {
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month: 'long',
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day: 'numeric',
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year: 'numeric',
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hour: 'numeric',
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minute: 'numeric',
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};
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const STYLES_WITHOUT_HOUR_CYCLE: ReadonlySet<TimestampStyle> = new Set([
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TimestampStyle.ShortDate,
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TimestampStyle.LongDate,
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]);
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export function formatTimestampWithStyle(
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timestamp: number,
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style: TimestampStyle,
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locale: string,
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hour12?: boolean,
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): string {
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const date = new Date(timestamp * 1000);
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const baseOptions = TIMESTAMP_STYLE_OPTIONS[style] ?? DEFAULT_STYLE_OPTIONS;
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const needsHourCycle = !STYLES_WITHOUT_HOUR_CYCLE.has(style);
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const options = needsHourCycle ? {...baseOptions, hour12: hour12 ?? localeUses12Hour(locale)} : baseOptions;
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return getDateFormatter(locale, options).format(date);
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}
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