38 lines
1.3 KiB
TypeScript
38 lines
1.3 KiB
TypeScript
/**
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* 后台统一按北京时间展示。
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*
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* 后端返回的是 ISO 字符串（UTC，带 Z），直接切片会显示成 UTC——
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* 中午 13:23 会显示成 05:23。所有时间展示都走这里。不要再用 slice。
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*/
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const TIME_ZONE = 'Asia/Shanghai';
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function partsOf(value: unknown) {
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const date = new Date(String(value));
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if (Number.isNaN(date.getTime())) return null;
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const parts = new Intl.DateTimeFormat('zh-CN', {
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timeZone: TIME_ZONE,
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year: 'numeric',
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month: '2-digit',
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day: '2-digit',
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hour: '2-digit',
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minute: '2-digit',
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hourCycle: 'h23',
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}).formatToParts(date);
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const pick = (type: string) => parts.find((p) => p.type === type)?.value ?? '';
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return { y: pick('year'), m: pick('month'), d: pick('day'), h: pick('hour'), mi: pick('minute') };
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}
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/** ISO → 2026-09-30 13:23 */
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export function formatDateTime(value: unknown): string {
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if (value === null || value === undefined || value === '') return '—';
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const p = partsOf(value);
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return p ? `${p.y}-${p.m}-${p.d} ${p.h}:${p.mi}` : String(value).slice(0, 16).replace('T', ' ');
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}
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/** ISO → 2026-09-30 */
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export function formatDate(value: unknown): string {
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if (value === null || value === undefined || value === '') return '—';
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const p = partsOf(value);
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return p ? `${p.y}-${p.m}-${p.d}` : String(value).slice(0, 10);
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}
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