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// utils/RequestParamUtil.js
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class RequestParamUtil {
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/**
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* 判断日期是前天、昨天还是今天
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* @param {string} cachedDate - 缓存的日期字符串，格式为 yyyy-MM-dd-HH-mm
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* @returns {number} 前天返回2，昨天返回1，今天返回0，其他情况返回-1
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*/
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static judgeRecentDate(cachedDate) {
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// 验证日期格式
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if (!/^\d{4}-\d{2}-\d{2}-\d{2}-\d{2}$/.test(cachedDate)) {
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console.error('日期格式不正确，应为 yyyy-MM-dd-HH-mm');
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return -1;
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}
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// 提取日期部分（忽略时间）
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const dateStr = cachedDate.split('-').slice(0, 3).join('-');
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// 转换为Date对象
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const cachedDateObj = new Date(dateStr);
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if (isNaN(cachedDateObj.getTime())) {
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console.error('无效的日期');
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return -1;
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}
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// 获取今天、昨天、前天的日期
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const today = new Date();
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today.setHours(0, 0, 0, 0);
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const yesterday = new Date(today);
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yesterday.setDate(yesterday.getDate() - 1);
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const dayBeforeYesterday = new Date(today);
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dayBeforeYesterday.setDate(dayBeforeYesterday.getDate() - 2);
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// 比较日期
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if (this.isSameDay(cachedDateObj, today)) {
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return 0; // 今天
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} else if (this.isSameDay(cachedDateObj, yesterday)) {
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return 1; // 昨天
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} else if (this.isSameDay(cachedDateObj, dayBeforeYesterday)) {
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return 2; // 前天
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} else {
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return -1; // 更早的日期
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}
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}
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/**
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* 判断两个Date对象是否是同一天
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* @param {Date} date1
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* @param {Date} date2
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* @returns {boolean}
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*/
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static isSameDay(date1, date2) {
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return date1.getFullYear() === date2.getFullYear() &&
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date1.getMonth() === date2.getMonth() &&
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date1.getDate() === date2.getDate();
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}
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}
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export default RequestParamUtil; |
