解决用户角色bug

dq-financial-hrms/src/main/java/com/daqing/financial/hrms/controller/RoleController.java

@@ -107,7 +107,7 @@ public class RoleController {
     public ResponseResult updateUserRole(@RequestBody UserRoleVO userRoleVO){
         List<String> userIds = userRoleVO.getUserIds();
         if (userIds.size()==0){
-            return ResponseResult.FAIL(20000,"不能不选择用户");
+            return ResponseResult.FAIL(20000,"请至少选择一个用户！");
         }
         boolean save = roleService.saveUserRole(userRoleVO);
         return ResponseResult.SUCCESS(save);

dq-financial-hrms/src/main/java/com/daqing/financial/hrms/dao/RoleDao.java

@@ -26,4 +26,6 @@ public interface RoleDao extends BaseMapper<RoleEntity> {
     void saveUserRole(@Param("roleId") String roleId,@Param("userId") String userId);
 
     int removeUserRole(@Param("roleId") String roleId);
+
+    int selectUserRole(@Param("roleId") String roleId,@Param("userId") String userId);
 }

dq-financial-hrms/src/main/java/com/daqing/financial/hrms/service/impl/RoleServiceImpl.java

@@ -42,7 +42,11 @@ public class RoleServiceImpl extends ServiceImpl<RoleDao, RoleEntity> implements
 
         List<String> userIds = userRoleVO.getUserIds();
         userIds.forEach(userId -> {
+            //添加前判断是否重复
+            int count = baseMapper.selectUserRole(roleId, userId);
+            if (count==0){
                 baseMapper.saveUserRole(roleId,userId);
+            }
         });
         return true;
     }