27 lines
2.2 KiB
TypeScript
27 lines
2.2 KiB
TypeScript
export function money(cents: number) { return `¥${(cents / 100).toFixed(2)}`; }
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export function dateText(ms: number, timezone = "Asia/Shanghai") { return new Intl.DateTimeFormat("zh-CN", { dateStyle: "medium", timeStyle: "short", timeZone: timezone }).format(new Date(ms)); }
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export function monthNow(timezone = "Asia/Shanghai") {
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const p = Object.fromEntries(new Intl.DateTimeFormat("en-CA", { timeZone: timezone, year: "numeric", month: "2-digit" }).formatToParts(new Date()).map(x => [x.type, x.value]));
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return `${p.year}-${p.month}`;
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}
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export function dateInputValue(date: Date, timezone = "Asia/Shanghai") {
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const p = Object.fromEntries(new Intl.DateTimeFormat("en-CA", { timeZone: timezone, year: "numeric", month: "2-digit", day: "2-digit", hour: "2-digit", minute: "2-digit", hourCycle: "h23" }).formatToParts(date).map(x => [x.type, x.value]));
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return `${p.year}-${p.month}-${p.day} ${p.hour}:${p.minute}`;
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}
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export function dateFromInput(value: string, timezone = "Asia/Shanghai") {
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const m = /^(\d{4})-(\d{2})-(\d{2})[ T](\d{2}):(\d{2})$/.exec(value.trim());
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if (!m) throw new Error("请选择有效的支付日期和时间");
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const year = Number(m[1]);
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const month = Number(m[2]);
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const day = Number(m[3]);
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const hour = Number(m[4]);
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const minute = Number(m[5]);
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const probe = new Date(0); probe.setUTCFullYear(year, month - 1, day); probe.setUTCHours(0, 0, 0, 0);
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if (probe.getUTCFullYear() !== year || probe.getUTCMonth() !== month - 1 || probe.getUTCDate() !== day || hour > 23 || minute > 59) throw new Error("支付时间无效");
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const wall = Date.UTC(year, month - 1, day, hour, minute);
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const observed = Object.fromEntries(new Intl.DateTimeFormat("en-CA", { timeZone: timezone, year: "numeric", month: "2-digit", day: "2-digit", hour: "2-digit", minute: "2-digit", hourCycle: "h23" }).formatToParts(new Date(wall)).map(x => [x.type, x.value]));
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const observedUtc = Date.UTC(Number(observed.year), Number(observed.month) - 1, Number(observed.day), Number(observed.hour), Number(observed.minute));
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return new Date(wall + wall - observedUtc).toISOString();
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}
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export function formatBytes(bytes: number) { return bytes < 1024 * 1024 ? `${Math.max(1, Math.round(bytes / 1024))} KB` : `${(bytes / 1024 / 1024).toFixed(1)} MB`; }
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