标签删除时，关联模板返回结果修改

precman-service/src/main/java/com/diagbot/facade/QuestionFacade.java

@@ -287,7 +287,6 @@ public class QuestionFacade extends QuestionInfoServiceImpl {
             return true;
         }
         List<String> idList = Arrays.asList(ids.split(","));
-        StringBuffer errMsg = new StringBuffer();
         Date now = DateUtil.now();
         String person = UserUtils.getCurrentPrincipleID();
         for (String id : idList) {
@@ -311,16 +310,23 @@ public class QuestionFacade extends QuestionInfoServiceImpl {
                     .eq("is_deleted", IsDeleteEnum.N.getKey())
                     .eq("question_id", Long.parseLong(id)));
             if (ListUtil.isNotEmpty(moduleDetails)) {
+                StringBuffer errMsg = new StringBuffer();
+                StringBuffer finalMsg = new StringBuffer();
                 List<Long> moduleIds = moduleDetails.stream().map(row -> row.getModuleId()).collect(Collectors.toList());
                 List<String> moduleNames = moduleInfoFacade.list(new QueryWrapper<ModuleInfo>()
                         .eq("is_deleted", IsDeleteEnum.N.getKey())
                         .in("id", moduleIds))
                         .stream().map(row ->  row.getName()).collect(Collectors.toList());
                 for (String mouduleName: moduleNames) {
-                    errMsg.append("该标签已关联").append("【" + mouduleName + "】");
+                    if(moduleNames.get(moduleNames.size()-1).equals(mouduleName)){//如果当前元素是最后一个，不追加顿号
+                        errMsg.append("【" + mouduleName + "】");
+                    }else {
+                        errMsg.append("【" + mouduleName + "】").append("、");
+                    }
                 }
+                finalMsg.append("该标签已关联模板").append(errMsg);
                 throw new CommonException(CommonErrorCode.SERVER_IS_ERROR,
-                        errMsg.toString());
+                        finalMsg.toString());
             }
             //删除自身
             this.deleteByIds(paramMap);