/*
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Copyright [2020] [https://www.xiaonuo.vip]
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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Snowy采用APACHE LICENSE 2.0开源协议，您在使用过程中，需要注意以下几点：
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1.请不要删除和修改根目录下的LICENSE文件。
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2.请不要删除和修改Snowy源码头部的版权声明。
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3.请保留源码和相关描述文件的项目出处，作者声明等。
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4.分发源码时候，请注明软件出处 https://gitee.com/xiaonuobase/snowy
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5.在修改包名，模块名称，项目代码等时，请注明软件出处 https://gitee.com/xiaonuobase/snowy
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6.若您的项目无法满足以上几点，可申请商业授权，获取Snowy商业授权许可，请在官网购买授权，地址为 https://www.xiaonuo.vip
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*/
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package vip.xiaonuo.core.util;
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import cn.hutool.core.date.DatePattern;
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import cn.hutool.core.date.DateTime;
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import cn.hutool.core.date.DateUnit;
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import cn.hutool.core.date.DateUtil;
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import java.util.Date;
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/**
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* 过去时间格式化工具类
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*
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* @author xuyuxiang
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* @date 2020/8/6 14:29
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**/
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public class PastTimeFormatUtil {
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private static final long ONE_MINUTE_SECONDS = 60;
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private static final int BEFORE_DAWN_HOUR = 6;
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private static final int MORNING_END_HOUR = 12;
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private static final int NOON_END_HOUR = 13;
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private static final int AFTERNOON_END_HOUR = 18;
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private static final int NIGHT_END_HOUR = 24;
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/**
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* 将日期格式化为仿微信的日期
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*
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* @param date 要格式化的日期
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* @return 格式化结果
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* @author xuyuxiang
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* @date 2020/8/6 11:41
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**/
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public static String formatPastTime(Date date) {
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if (DateUtil.between(date, DateUtil.date(), DateUnit.SECOND, false) < 0) {
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//今天之后的时间显示年月日时分
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return DateUtil.format(date, DatePattern.NORM_DATETIME_MINUTE_PATTERN);
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} else {
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//如果是今年
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if (DateUtil.thisYear() == DateUtil.year(date)) {
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//如果是今天
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if (DateUtil.isSameDay(date, DateUtil.date())) {
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//相差分钟数
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long betweenMinute = DateUtil.between(date, DateUtil.date(), DateUnit.MINUTE);
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//如果在1小时之内
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if (betweenMinute < ONE_MINUTE_SECONDS) {
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//一分钟之内，显示刚刚
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if (betweenMinute < 1) {
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return "刚刚";
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} else {
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//一分钟之外，显示xx分钟前
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return betweenMinute + "分钟前";
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}
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} else {
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//一小时之外，显示时分
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return getTodayHour(date) + " " + DateUtil.format(date, "HH:mm");
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}
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} else if (DateUtil.isSameDay(date, DateUtil.yesterday())) {
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//如果是昨天，显示昨天时分
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return "昨天 " + DateUtil.format(date, "HH:mm");
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} else if (isThisWeek(date)) {
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//如果是本周
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String weekday;
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//获取是本周的第几天
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int dayOfWeek = DateUtil.dayOfWeek(date) - 1;
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switch (dayOfWeek) {
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case 1:
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weekday = "周一";
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break;
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case 2:
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weekday = "周二";
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break;
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case 3:
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weekday = "周三";
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break;
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case 4:
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weekday = "周四";
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break;
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case 5:
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weekday = "周五";
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break;
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case 6:
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weekday = "周六";
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break;
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default:
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weekday = "周日";
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break;
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}
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//显示本周时分
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return weekday + " " + DateUtil.format(date, "HH:mm");
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} else {
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//否则显示月日时分
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return DateUtil.format(date, "MM-dd HH:mm");
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}
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} else {
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//本年之外显示年月日时分
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return DateUtil.format(date, DatePattern.NORM_DATETIME_MINUTE_PATTERN);
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}
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}
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}
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/**
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* 判断日期是否是本周
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*
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* @param date 要判断的日期
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* @return boolean
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* @author xuyuxiang
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* @date 2020/8/6 12:10
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**/
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private static boolean isThisWeek(Date date) {
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//获取本周开始时间
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DateTime beginOfWeek = DateUtil.beginOfWeek(DateUtil.date());
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//获取与本周开始时间相差的天数
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long betweenBegin = DateUtil.between(date, beginOfWeek, DateUnit.DAY, false) + 1;
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//如果是同一天，或相差天数小于0，则是本周
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return DateUtil.isSameDay(date, beginOfWeek) || betweenBegin < 0;
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}
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/**
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* 根据今天日期获取早中晚
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*
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* @author xuyuxiang
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* @date 2020/8/6 14:42
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**/
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private static String getTodayHour(Date date) {
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String result = "";
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int hour = DateUtil.hour(date, true);
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if (hour >= 0 && hour <= BEFORE_DAWN_HOUR) {
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result = "凌晨";
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}
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if (hour > BEFORE_DAWN_HOUR && hour < MORNING_END_HOUR) {
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result = "上午";
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}
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if (hour == MORNING_END_HOUR) {
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result = "中午";
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}
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if (hour >= NOON_END_HOUR && hour <= AFTERNOON_END_HOUR) {
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result = "下午";
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}
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if (hour > AFTERNOON_END_HOUR && hour <= NIGHT_END_HOUR) {
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result = "晚上";
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}
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return result;
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}
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}
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