From 16ee5b8d01f21df048464b907cd0dd7b3c41e79f Mon Sep 17 00:00:00 2001
From: yinq <yinq>
Date: Thu, 6 Nov 2025 09:14:46 +0800
Subject: [PATCH] =?UTF-8?q?1.0.30=20=E4=BC=98=E5=8C=96=E7=BC=96=E7=A0=81?=
 =?UTF-8?q?=E8=A7=84=E5=88=99=E7=94=9F=E6=88=90=E9=80=BB=E8=BE=91?=
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---
 .../service/impl/SysCodeRuleServiceImpl.java  | 32 +++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysCodeRuleServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysCodeRuleServiceImpl.java
index 9b3f7318..623967be 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysCodeRuleServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysCodeRuleServiceImpl.java
@@ -170,7 +170,7 @@ public class SysCodeRuleServiceImpl implements ISysCodeRuleService {
         String dateToStr = null;
         if (sysCodeRule.getRenewFlag().equals(SysConstants.SYS_RENEW_FLAG_DAY)) {
             //每日更新
-            dateToStr = DateUtils.parseDateToStr(ruleTemplate, new Date());
+            dateToStr = formatRuleTemplate(ruleTemplate);
             code.append(dateToStr);
             // 如果 nextCode 不包含 dateToStr，说明是新的日期
             if (nextCode == null || !nextCode.contains(dateToStr)) {
@@ -181,7 +181,7 @@ public class SysCodeRuleServiceImpl implements ISysCodeRuleService {
                 return sysCodeRule;
             }
         } else if (sysCodeRule.getRenewFlag().equals(SysConstants.SYS_RENEW_FLAG_NO) && ruleTemplate != null) {
-            dateToStr = DateUtils.parseDateToStr(ruleTemplate, new Date());
+            dateToStr = formatRuleTemplate(ruleTemplate);
             code.append(dateToStr);
         }
         long seq = 1L;
@@ -197,6 +197,34 @@ public class SysCodeRuleServiceImpl implements ISysCodeRuleService {
         return sysCodeRule;
     }
 
+    /**
+     * 格式化规则模板，将日期格式模式（yyyy、yyyyMM、yyyyMMdd）替换为实际日期值，其他字符保持不变
+     * 
+     * @param ruleTemplate 规则模板
+     * @return 格式化后的字符串
+     */
+    private String formatRuleTemplate(String ruleTemplate) {
+        if (StringUtils.isBlank(ruleTemplate)) {
+            return ruleTemplate;
+        }
+        Date currentDate = new Date();
+        String result = ruleTemplate;
+        
+        // 按优先级处理：yyyyMMdd > yyyyMM > yyyy
+        if (result.contains("yyyyMMdd")) {
+            String dateStr = DateUtils.parseDateToStr("yyyyMMdd", currentDate);
+            result = result.replace("yyyyMMdd", dateStr);
+        } else if (result.contains("yyyyMM")) {
+            String dateStr = DateUtils.parseDateToStr("yyyyMM", currentDate);
+            result = result.replace("yyyyMM", dateStr);
+        } else if (result.contains("yyyy")) {
+            String dateStr = DateUtils.parseDateToStr("yyyy", currentDate);
+            result = result.replace("yyyy", dateStr);
+        }
+        
+        return result;
+    }
+
     public static String formatSequence(Long sequenceLength, Long seq) {
         String seqStr = String.valueOf(seq);
         if (seqStr.length() >= sequenceLength) {