add refund and fix some order

Helius

2021-09-23 2ac550a8e49e1e6105793a30c3e21a37f4397cff

 src/main/java/cc/mrbird/febs/mall/mapper/MallOrderRefundMapper.java

@@ -2,6 +2,9 @@

import cc.mrbird.febs.mall.entity.MallOrderRefund;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Param;

public interface MallOrderRefundMapper extends BaseMapper<MallOrderRefund> {

    MallOrderRefund selectOrderRefundByOrderId(@Param("orderId") Long orderId);
}