bugfix:修改律所编辑，加校验

alien-store/src/main/java/shop/alien/store/service/impl/StoreLawFirmServiceImpl.java

@@ -1,6 +1,7 @@
 package shop.alien.store.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
@@ -51,7 +52,7 @@ public class StoreLawFirmServiceImpl extends ServiceImpl<LawFirmMapper, LawFirm>
 
     private final LawFirmPaymentMapper lawFirmPaymentMapper;
     private final StoreLawFirmPaymentService storeLawFirmPaymentService;
-
+    private final LawFirmMapper lawFirmMapper;
     @Override
     public R<IPage<LawFirm>> getLawFirmList(int pageNum, int pageSize, String firmName, Integer status) {
         log.info("LawFirmServiceImpl.getLawFirmList?pageNum={},pageSize={},firmName={},status={}", pageNum, pageSize, firmName, status);
@@ -277,7 +278,20 @@ public class StoreLawFirmServiceImpl extends ServiceImpl<LawFirmMapper, LawFirm>
         if (existingLawFirm == null || existingLawFirm.getDeleteFlag() == 1) {
             return R.fail("律所不存在");
         }
-        
+
+        if (null != lawFirm.getCreditCode()) {
+            // 查询是否有相同的统一信用代码
+            QueryWrapper<LawFirm> queryWrapper = new QueryWrapper<>();
+            queryWrapper.eq("credit_code",lawFirm.getCreditCode());
+            queryWrapper.ne("id",lawFirm.getId());
+            queryWrapper.last("limit 1");
+            LawFirm lawFirm1 = lawFirmMapper.selectOne(queryWrapper);
+            if(null != lawFirm1){
+                return R.fail("社会统一信用代码已存在");
+            }
+
+        }
+
         // 第一步：先校验收款账号，如果 paymentAccount 在数据库中存在，不让新增或修改
         if (lawFirm.getPaymentList() != null && !lawFirm.getPaymentList().isEmpty()) {
             // 查询当前律所下现有的收款账号记录（用于判断是新增还是更新）