From 2291fba3ed16336860050a4a18c6860cb2396b1b Mon Sep 17 00:00:00 2001
From: wuxw <928255095@qq.com>
Date: 星期二, 27 二月 2024 17:04:43 +0800
Subject: [PATCH] 优化代码

---
 service-user/src/test/java/com/java110/user/AppTest.java |   70 +++++++++++++++++++++++++++++++++-
 1 files changed, 67 insertions(+), 3 deletions(-)

diff --git a/service-user/src/test/java/com/java110/user/AppTest.java b/service-user/src/test/java/com/java110/user/AppTest.java
index 1000086..7442886 100755
--- a/service-user/src/test/java/com/java110/user/AppTest.java
+++ b/service-user/src/test/java/com/java110/user/AppTest.java
@@ -56,13 +56,77 @@
      */
     public void testApp()
     {
-        Date startTime = DateUtil.getDateFromStringA("2023-12-02 15:00:00");
+        Date startTime = DateUtil.getDateFromStringA("2023-12-02 22:00:00");
         Date endTime = DateUtil.getDateFromStringB("2024-03-01");
         double month = dayCompare(startTime,endTime);
-        System.out.println(month* 309.912);
+        System.out.println(month * 129.13 * 2.4);
     }
 
+    public static double dayCompare(Date fromDate, Date toDate) {
 
+
+        //todo 闇�瑕佽绠椾笁绔椂闂� 鐩稿姞鍗冲彲
+        Date fromDateFirstDate = fromDate; // 绗竴涓�1鏃�
+
+        Date toDateFirstDate = toDate; // 鏈�鍚庝竴涓�1鏃�
+
+        boolean firstDay = true;
+
+        //todo 1.0 璁$畻 fromDateFirstDate
+        Calendar fromDateCal = Calendar.getInstance();
+        fromDateCal.setTime(fromDate);
+        fromDateCal.set(Calendar.DAY_OF_MONTH, 1);
+        fromDateCal.set(Calendar.HOUR_OF_DAY,0);
+        fromDateCal.set(Calendar.MINUTE,0);
+        if (fromDate.getTime() > fromDateCal.getTime().getTime()) {
+            fromDateCal.add(Calendar.MONTH, 1);
+            firstDay = false;
+            fromDateFirstDate = fromDateCal.getTime();
+        }
+
+        //todo 2.0 璁$畻 toDateFirstDate
+        Calendar toDateCal = Calendar.getInstance();
+        toDateCal.setTime(toDate);
+        toDateCal.set(Calendar.DAY_OF_MONTH, 1);
+        toDateCal.set(Calendar.HOUR_OF_DAY,0);
+        toDateCal.set(Calendar.MINUTE,0);
+
+        if (toDate.getTime() > toDateCal.getTime().getTime()) {
+            toDateFirstDate = toDateCal.getTime();
+        }
+
+        // todo 3.0 璁$畻鏁存暟鏈�  fromDateFirstDate --->  toDateFirstDate
+        Calendar from = Calendar.getInstance();
+        from.setTime(fromDateFirstDate);
+        Calendar to = Calendar.getInstance();
+        to.setTime(toDateFirstDate);
+        //姣旇緝鏈堜唤宸� 鍙兘鏈夋暣鏁� 涔熶細璐熸暟
+        int result = to.get(Calendar.MONTH) - from.get(Calendar.MONTH);
+        //姣旇緝骞村樊
+        int month = (to.get(Calendar.YEAR) - from.get(Calendar.YEAR)) * 12;
+        //鐪熷疄 鐩稿樊鏈堜唤
+        result = result + month;
+
+        //todo 3.1  濡傛灉 fromDate 鍜宼oDate 鏄悓涓�澶� 鍒欑洿鎺ヨ繑鍥炴暣鏈堬紝涓嶅啀璁$畻 4.0 鍜�5.0
+        if (DateUtil.sameMonthDay(fromDate, toDate)) {
+            return firstDay ? result : result + 1;
+        }
+
+        // todo 4.0 璁$畻 fromDate ---> fromDateFirstDate 鐨勬湀浠�
+        double days = (fromDateFirstDate.getTime() - fromDate.getTime()) * 1.00 / (24 * 60 * 60 * 1000);
+        BigDecimal tmpDays = new BigDecimal(days); //鐩稿樊澶╂暟
+        BigDecimal monthDay = new BigDecimal(DateUtil.getMonthDay(fromDate));
+        BigDecimal resMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(new BigDecimal(result));
+
+        // todo 5.0 璁$畻  toDateFirstDate ----> toDate 鏈堜唤
+        days = (toDate.getTime() - toDateFirstDate.getTime()) * 1.00 / (24 * 60 * 60 * 1000);
+        tmpDays = new BigDecimal(days); //鐩稿樊澶╂暟
+        monthDay = new BigDecimal(DateUtil.getMonthDay(toDate));
+        resMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(resMonth);
+
+        return resMonth.doubleValue();
+
+    }
     /**
      * 璁$畻 涓や釜鏃堕棿鐐规湀浠�
      *
@@ -70,7 +134,7 @@
      * @param toDate   缁撴潫鏃堕棿
      * @return
      */
-    public double dayCompare(Date fromDate, Date toDate) {
+    public double dayCompare1(Date fromDate, Date toDate) {
         double resMonth = 0.0;
         Calendar from = Calendar.getInstance();
         from.setTime(fromDate);

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