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56 lines
1.5 KiB
56 lines
1.5 KiB
// dateUtils.ts
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/**
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* 日期格式化函数
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* @param timestamp - 时间戳（支持秒或毫秒），字符串，或Date对象
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* @param format - 格式化字符串，例如：'YYYY-MM-DD HH:mm:ss'
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* @returns 格式化后的日期字符串
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*/
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export function formatDate(
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timestamp: number | string | Date,
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format: string = 'YYYY-MM-DD HH:mm:ss'
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): string {
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if (!timestamp) return '';
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let date: Date;
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// 处理不同类型的输入
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if (timestamp instanceof Date) {
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date = timestamp;
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} else {
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let tsNumber = Number(timestamp);
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if (isNaN(tsNumber)) {
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console.error('Invalid timestamp:', timestamp);
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return '';
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}
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// 判断时间戳是秒还是毫秒级别
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if (String(Math.floor(tsNumber)).length === 10) {
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tsNumber *= 1000; // 秒级时间戳转毫秒
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}
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date = new Date(tsNumber);
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}
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if (isNaN(date.getTime())) {
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console.error('Invalid date:', date);
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return '';
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}
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const map: { [key in 'YYYY' | 'MM' | 'DD' | 'HH' | 'mm' | 'ss']: string } = {
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YYYY: date.getFullYear().toString(),
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MM: ('0' + (date.getMonth() + 1)).slice(-2),
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DD: ('0' + date.getDate()).slice(-2),
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HH: ('0' + date.getHours()).slice(-2),
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mm: ('0' + date.getMinutes()).slice(-2),
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ss: ('0' + date.getSeconds()).slice(-2),
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};
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// 使用正则替换格式字符串中的标记
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const formattedDate = format.replace(/YYYY|MM|DD|HH|mm|ss/g, (pattern) => {
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return map[pattern as keyof typeof map];
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});
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return formattedDate;
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}
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