80 lines
2.6 KiB
TypeScript
80 lines
2.6 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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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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import {TimestampStyle} from '@fluxer/markdown_parser/src/types/Enums';
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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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