添加验证,更新前端,修复bug

wl

2022-07-25 39f55c08933e7f0292c325f41b0f55390a4acc69

 src/main/java/com/example/jz/service/impl/CauseServiceImpl.java

@@ -149,6 +149,7 @@
    @Override
    public void deleteCause(Integer id) {
        causeDao.deleteById(id);
        groupDao.delete(new QueryWrapper<Group>().eq("cause_id",id));
    }

    @Override