This repository has no description
Something went wrong. Try again.
2.3 kB · 72 lines
TypeScript
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273// SPDX-License-Identifier: AGPL-3.0-or-later
import {getDateFormatter} from '@fluxer/date_utils/src/DateFormatterCache';import {localeUses12Hour} from '@fluxer/date_utils/src/DateHourCycle';
const TimestampStyle = { ShortTime: 'ShortTime', LongTime: 'LongTime', ShortDate: 'ShortDate', LongDate: 'LongDate', ShortDateTime: 'ShortDateTime', LongDateTime: 'LongDateTime', ShortDateShortTime: 'ShortDateShortTime', ShortDateMediumTime: 'ShortDateMediumTime', RelativeTime: 'RelativeTime',} as const;type TimestampStyle = (typeof TimestampStyle)[keyof typeof TimestampStyle];
const TIMESTAMP_STYLE_OPTIONS: Record<string, Intl.DateTimeFormatOptions> = { [TimestampStyle.ShortTime]: {hour: 'numeric', minute: 'numeric'}, [TimestampStyle.LongTime]: {hour: 'numeric', minute: 'numeric', second: 'numeric'}, [TimestampStyle.ShortDate]: {year: 'numeric', month: 'numeric', day: 'numeric'}, [TimestampStyle.LongDate]: {month: 'long', day: 'numeric', year: 'numeric'}, [TimestampStyle.ShortDateTime]: {month: 'long', day: 'numeric', year: 'numeric', hour: 'numeric', minute: 'numeric'}, [TimestampStyle.LongDateTime]: { weekday: 'long', month: 'long', day: 'numeric', year: 'numeric', hour: 'numeric', minute: 'numeric', }, [TimestampStyle.ShortDateShortTime]: { month: 'numeric', day: 'numeric', year: 'numeric', hour: 'numeric', minute: 'numeric', }, [TimestampStyle.ShortDateMediumTime]: { month: 'numeric', day: 'numeric', year: 'numeric', hour: 'numeric', minute: 'numeric', second: 'numeric', },};const DEFAULT_STYLE_OPTIONS: Intl.DateTimeFormatOptions = { month: 'long', day: 'numeric', year: 'numeric', hour: 'numeric', minute: 'numeric',};const STYLES_WITHOUT_HOUR_CYCLE: ReadonlySet<TimestampStyle> = new Set([ TimestampStyle.ShortDate, TimestampStyle.LongDate,]);
export function formatTimestampWithStyle( timestamp: number, style: TimestampStyle, locale: string, hour12?: boolean,): string { const date = new Date(timestamp * 1000); const baseOptions = TIMESTAMP_STYLE_OPTIONS[style] ?? DEFAULT_STYLE_OPTIONS; const needsHourCycle = !STYLES_WITHOUT_HOUR_CYCLE.has(style); const options = needsHourCycle ? {...baseOptions, hour12: hour12 ?? localeUses12Hour(locale)} : baseOptions; return getDateFormatter(locale, options).format(date);}