revert: 回滚校验字典code代码修改

src/main/java/com/youlai/boot/system/mapper/DictMapper.java

@@ -36,14 +36,6 @@ public interface DictMapper extends BaseMapper<Dict> {
      */
     List<DictVO> getAllDictWithData();
 
-    /**
-     * 获取指定字典编码对应的的数量
-     *
-     * @param dictCode 字典编码
-     * @return
-     */
-    long getDictCodeCount(String dictCode);
-
 }
 
 

src/main/java/com/youlai/boot/system/service/impl/DictServiceImpl.java

@@ -67,7 +67,9 @@ public class DictServiceImpl extends ServiceImpl<DictMapper, Dict> implements Di
         // 校验 code 是否唯一
         String dictCode = entity.getDictCode();
 
-        long count = this.baseMapper.getDictCodeCount(dictCode);
+        long count = this.count(new LambdaQueryWrapper<Dict>()
+            .eq(Dict::getDictCode, dictCode)
+        );
 
         Assert.isTrue(count == 0, "字典编码已存在");