From b341245d84fb1e4743e8d34bc9a4f742b0fb9a5e Mon Sep 17 00:00:00 2001
From: whyclxw <810412026@qq.com>
Date: 星期四, 29 五月 2025 11:00:39 +0800
Subject: [PATCH] 电压上一季度历史实时

---
 src/main/java/com/whyc/util/ActionUtil.java |   35 ++++++++++++++++++++++++++++++-----
 1 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/src/main/java/com/whyc/util/ActionUtil.java b/src/main/java/com/whyc/util/ActionUtil.java
index 2d8a998..3b2bd86 100644
--- a/src/main/java/com/whyc/util/ActionUtil.java
+++ b/src/main/java/com/whyc/util/ActionUtil.java
@@ -17,9 +17,8 @@
 import java.lang.reflect.Type;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
-import java.util.Calendar;
-import java.util.Date;
-import java.util.Locale;
+import java.time.LocalDate;
+import java.util.*;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import com.whyc.pojo.db_user.User;
@@ -417,8 +416,34 @@
         } else {//鐩哥瓑
             return 0;
         }
-        }
-    /**
+	}
+	//璁$畻褰撳墠鏈堢殑涓婁竴涓搴﹀勾_鏈堜唤闆嗗悎
+	public static List<String> getLastQuarterYearMonths() {
+		LocalDate currentDate = LocalDate.now();
+		int currentYear = currentDate.getYear();
+		int currentMonth = currentDate.getMonthValue();
+
+		int quarter = (currentMonth - 1) / 3 + 1; // 璁$畻褰撳墠瀛e害
+		int lastQuarter = quarter - 1; // 涓婁竴瀛e害
+
+		if (lastQuarter == 0) {
+			lastQuarter = 4; // 濡傛灉褰撳墠鏄涓�瀛e害锛屽垯涓婁竴瀛e害涓虹鍥涘搴�
+		}
+
+		List<String> yearMonths = new ArrayList<>();
+		for (int i = 1; i <= 3; i++) {
+			int month = (lastQuarter - 1) * 3 + i;
+			int year = currentYear;
+			// 濡傛灉涓婁竴瀛e害鏄鍥涘搴︼紝鍒欏勾浠介渶瑕佸噺涓�骞�
+			if (lastQuarter == 4) {
+				year = currentYear - 1;
+			}
+			yearMonths.add(year + "_" + (month < 10 ? "0" + month : month)); // 淇濊瘉鏈堜唤涓轰袱浣嶆牸寮�
+		}
+
+		return yearMonths;
+	}
+	/**
      * @Description: 鏍规嵁鍥剧墖鍦板潃杞崲涓篵ase64缂栫爜瀛楃涓�
      * @Author: 
      * @CreateTime: 

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