重构退款逻辑,去掉退款后处理

This commit is contained in:
jason 2021-12-28 17:10:25 +08:00
parent 054c237b1f
commit 08103685f1
25 changed files with 234 additions and 720 deletions

5
sql/change_db.sql Normal file
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@ -0,0 +1,5 @@
ALTER TABLE `ruoyi-vue-pro`.`pay_order_extension`
CHANGE COLUMN `channel_notify_data` `channel_notify_data` VARCHAR(2048) CHARACTER SET 'utf8mb4' NULL DEFAULT NULL COMMENT '支付渠道异步通知的内容' ;
ALTER TABLE `ruoyi-vue-pro`.`pay_refund`
CHANGE COLUMN `req_no` `req_no` VARCHAR(64) NULL COMMENT '退款单请求号' ;

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@ -2,19 +2,17 @@ package cn.iocoder.yudao.coreservice.modules.pay.convert.order;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayRefundDO;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayRefundUnifiedRespDTO;
import org.mapstruct.Mapper;
import org.mapstruct.factory.Mappers;
import org.mapstruct.Mapping;
import org.mapstruct.Mappings;
import org.mapstruct.factory.Mappers;
@Mapper
public interface PayRefundCoreConvert {
PayRefundCoreConvert INSTANCE = Mappers.getMapper(PayRefundCoreConvert.class);
PayRefundPostReqDTO convert(PayRefundUnifiedRespDTO respDTO);
//TODO 太多需要处理了 暂时不用
@Mappings(value = {

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@ -42,9 +42,10 @@ public class PayRefundDO extends BaseDO {
* 针对同一次退款请求如果调用接口失败或异常了重试时需要保证退款请求号不能变更
* 防止该笔交易重复退款支付宝会保证同样的退款请求号多次请求只会退一次
* 退款单请求号根据规则生成
*
* 例如说R202109181134287570000
* 废弃使用 merchantRefundNo 做退款请求号
*/
@Deprecated
private String reqNo;
/**
@ -82,7 +83,7 @@ public class PayRefundDO extends BaseDO {
/**
* 交易订单号根据规则生成
* 调用支付渠道时使用该字段作为对接的订单号
* 1. 调用微信支付 https://api.mch.weixin.qq.com/pay/unifiedorder 使用该字段作为 out_trade_no
* 1. 调用微信支付 https://api.mch.weixin.qq.com/v3/refund/domestic/refunds 使用该字段作为 out_trade_no
* 2. 调用支付宝 https://opendocs.alipay.com/apis 使用该字段作为 out_trade_no
* 这里对应 pay_extension 里面的 no
* 例如说P202110132239124200055
@ -95,10 +96,20 @@ public class PayRefundDO extends BaseDO {
* 商户订单编号
*/
private String merchantOrderId;
/**
* 商户退款订单号, 由商户系统产生 由他们保证唯一不能为空通知商户时会传该字段发送channel 使用 reqNo
* 商户退款订单号, 由商户系统产生 由他们保证唯一不能为空通知商户时会传该字段
* 例如说内部系统 A 的退款订单号需要保证每个 PayMerchantDO 唯一
* TODO 芋艿我理解 一个商户退款订单可以对应多条退款记录 因为有可能失败但是 退款请求号 reqNo 必须唯一
* 个商户退款订单对应一条退款请求记录可多次提交 渠道保持幂等
* 使用商户退款单作为退款请求号
* https://pay.weixin.qq.com/wiki/doc/apiv3/apis/chapter3_1_9.shtml 中的 out_refund_no
* https://opendocs.alipay.com/apis alipay.trade.refund 中的 out_request_no
* 退款请求号
* 标识一次退款请求需要保证在交易号下唯一如需部分退款则此参数必传
* 针对同一次退款请求如果调用接口失败或异常了重试时需要保证退款请求号不能变更
* 防止该笔交易重复退款支付宝会保证同样的退款请求号多次请求只会退一次
* 退款单请求号根据规则生成
* 例如说R202109181134287570000
*
*/
private String merchantRefundNo;
@ -151,6 +162,9 @@ public class PayRefundDO extends BaseDO {
*/
private String channelOrderNo;
/**
* 微信中的 refund_id
* https://pay.weixin.qq.com/wiki/doc/apiv3/apis/chapter3_1_9.shtml
* 支付宝没有
* 渠道退款单号渠道返回
*/
private String channelRefundNo;

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@ -15,4 +15,8 @@ public interface PayRefundCoreMapper extends BaseMapperX<PayRefundDO> {
default PayRefundDO selectByReqNo(String reqNo) {
return selectOne("req_no", reqNo);
}
default PayRefundDO selectByTradeNoAndMerchantRefundNo(String tradeNo, String merchantRefundNo){
return selectOne("trade_no", tradeNo, "merchant_refund_no", merchantRefundNo);
}
}

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@ -46,9 +46,10 @@ public interface PayErrorCodeCoreConstants {
ErrorCode PAY_REFUND_AMOUNT_EXCEED = new ErrorCode(1007006000, "退款金额超过订单可退款金额");
ErrorCode PAY_REFUND_ALL_REFUNDED = new ErrorCode(1007006001, "订单已经全额退款");
ErrorCode PAY_REFUND_CHN_ORDER_NO_IS_NULL = new ErrorCode(1007006002, "该订单的渠道订单为空");
ErrorCode PAY_REFUND_POST_HANDLER_NOT_FOUND = new ErrorCode(1007006003, "未找到对应的退款后置处理类");
ErrorCode PAY_REFUND_SUCCEED = new ErrorCode(1007006003, "已经退款成功");
ErrorCode PAY_REFUND_NOT_FOUND = new ErrorCode(1007006004, "支付退款单不存在");
/**
* ========== 支付商户信息 1-007-004-000 ==========
*/

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@ -9,10 +9,6 @@ public enum PayRefundStatusEnum {
CREATE(0, "退款订单生成"),
SUCCESS(1, "退款成功"),
FAILURE(2, "退款失败"),
PROCESSING_NOTIFY(3,"退款中, 渠道通知结果"),
PROCESSING_QUERY(4,"退款中, 系统查询结果"),
UNKNOWN_RETRY(5,"状态未知,需要重试"),
UNKNOWN_QUERY(6,"状态未知,系统查询结果"),
CLOSE(99, "退款关闭");
private final Integer status;

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@ -1,40 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayRefundDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayOrderCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayRefundCoreMapper;
/**
* 支付退款订单渠道返回后 , 后置处理抽象类 处理公用的逻辑
* @author jason
*/
public abstract class PayRefundAbstractChannelPostHandler implements PayRefundChannelPostHandler {
private final PayOrderCoreMapper payOrderCoreMapper;
private final PayRefundCoreMapper payRefundMapper;
public PayRefundAbstractChannelPostHandler(PayOrderCoreMapper payOrderCoreMapper,
PayRefundCoreMapper payRefundMapper){
this.payOrderCoreMapper = payOrderCoreMapper;
this.payRefundMapper = payRefundMapper;
}
/**
* 更新退款单
* @param refundDO 需要更新的退款单信息
*/
protected void updatePayRefund(PayRefundDO refundDO){
payRefundMapper.updateById(refundDO);
}
/**
* 更新原始支付订单
* @param payOrderDO 支付订单信息
*/
protected void updatePayOrder(PayOrderDO payOrderDO){
payOrderCoreMapper.updateById(payOrderDO);
}
}

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@ -1,26 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
/**
* 支付退款订单 渠道返回后 后置处理
*
* @author jason
*/
public interface PayRefundChannelPostHandler {
/**
* 支持的渠道返回值
*
* @return 支持的渠道返回值数组
*/
PayChannelRespEnum[] supportHandleResp();
/**
* 根据渠道返回处理支付退款单
*
* @param req 退款后置处理请求
*/
void handleRefundChannelResp(PayRefundPostReqDTO req);
}

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@ -1,99 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order.dto;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundTypeEnum;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.experimental.Accessors;
/**
* 退款后置处理请求 Request DTO
*/
@Data
@Accessors(chain = true)
@Builder
@NoArgsConstructor
@AllArgsConstructor
public class PayRefundPostReqDTO {
/**
* 渠道的通用返回结果
*/
private PayChannelRespEnum respEnum;
private PayRefundTypeEnum refundTypeEnum;
/**
* 已退款的总金额
*/
private Long refundedAmount;
/**
* 本次退款金额
*/
private Long refundAmount;
/**
* 已退款次数
*/
private Integer refundedTimes;
/**
* 订单编号
*/
private Long orderId;
/**
* 退款单编号
*/
private Long refundId;
/**
* 渠道退款单号
*/
private String channelRefundNo;
/**
* https://api.mch.weixin.qq.com/v3/refund/domestic/refunds 中的 out_trade_no
* https://opendocs.alipay.com/apis alipay.trade.refund 中的 out_trade_no
* 支付交易号 {PayOrderExtensionDO no字段} 渠道订单号 不能同时为空
*/
private String payTradeNo;
/**
* https://api.mch.weixin.qq.com/v3/refund/domestic/refunds 中的 out_refund_no
* https://opendocs.alipay.com/apis alipay.trade.refund 中的 out_request_no
* 退款请求单号 同一退款请求单号多次请求只退一笔
*/
private String refundReqNo;
/**
* 调用异常错误信息
*/
private String exceptionMsg;
/**
* 渠道的错误码
*/
private String channelErrCode;
/**
* 渠道的错误描述
*/
private String channelErrMsg;
}

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@ -16,6 +16,23 @@ import lombok.experimental.Accessors;
@AllArgsConstructor
public class PayRefundRespDTO {
/**
* 渠道返回结果
* 退款处理中和退款成功 返回 1
* 失败和其他情况 返回 2
*/
private Integer channelReturnResult;
/**
* 渠道返回code
*/
private String channelReturnCode;
/**
* 渠道返回消息
*/
private String channelReturnMsg;
/**
* 支付退款单编号 自增
*/

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@ -1,7 +1,6 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order.impl;
import cn.hutool.core.util.StrUtil;
import cn.iocoder.yudao.coreservice.modules.pay.convert.order.PayRefundCoreConvert;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.merchant.PayAppDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.merchant.PayChannelDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
@ -14,7 +13,6 @@ import cn.iocoder.yudao.coreservice.modules.pay.enums.notify.PayNotifyTypeEnum;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayOrderNotifyStatusEnum;
import cn.iocoder.yudao.coreservice.modules.pay.service.notify.PayNotifyCoreService;
import cn.iocoder.yudao.coreservice.modules.pay.service.notify.dto.PayNotifyTaskCreateReqDTO;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundReqDTO;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayRefundNotifyDTO;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundTypeEnum;
@ -23,21 +21,18 @@ import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundStatusEnum;
import cn.iocoder.yudao.coreservice.modules.pay.service.merchant.PayAppCoreService;
import cn.iocoder.yudao.coreservice.modules.pay.service.merchant.PayChannelCoreService;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundCoreService;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundChannelPostHandler;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundRespDTO;
import cn.iocoder.yudao.coreservice.modules.pay.util.PaySeqUtils;
import cn.iocoder.yudao.framework.pay.core.client.PayClient;
import cn.iocoder.yudao.framework.pay.core.client.PayClientFactory;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayNotifyDataDTO;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayRefundUnifiedReqDTO;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayRefundUnifiedRespDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRefundRespEnum;
import cn.iocoder.yudao.framework.pay.core.enums.PayNotifyRefundStatusEnum;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.util.*;
@ -65,25 +60,6 @@ public class PayRefundCoreServiceImpl implements PayRefundCoreService {
@Resource
private PayClientFactory payClientFactory;
/**
* 处理渠道返回结果的后置处理器 集合
*/
@Resource
private List<PayRefundChannelPostHandler> handlerList;
private final EnumMap<PayChannelRespEnum, PayRefundChannelPostHandler> mapHandlers = new EnumMap<>(PayChannelRespEnum.class);
@PostConstruct
public void init(){
if (Objects.nonNull(handlerList)) {
handlerList.forEach(handler -> {
for (PayChannelRespEnum item : handler.supportHandleResp()) {
mapHandlers.put(item, handler);
}
});
}
}
@Override
@Transactional(rollbackFor = Exception.class)
public PayRefundRespDTO submitRefundOrder(PayRefundReqDTO req) {
@ -106,15 +82,35 @@ public class PayRefundCoreServiceImpl implements PayRefundCoreService {
// 校验退款的条件
validatePayRefund(req, order);
// 退款类型
PayRefundTypeEnum refundType = PayRefundTypeEnum.SOME;
if (Objects.equals(req.getAmount(), order.getAmount())) {
refundType = PayRefundTypeEnum.ALL;
}
// 退款单入库 退款单状态生成, 没有和渠道产生交互
PayOrderExtensionDO orderExtensionDO = payOrderExtensionCoreMapper.selectById(order.getSuccessExtensionId());
PayRefundDO refundDO = PayRefundDO.builder().channelOrderNo(order.getChannelOrderNo())
PayRefundDO payRefundDO = payRefundCoreMapper.selectByTradeNoAndMerchantRefundNo(orderExtensionDO.getNo(), req.getMerchantRefundNo());
//构造渠道的统一的退款请求参数
PayRefundUnifiedReqDTO unifiedReqDTO = new PayRefundUnifiedReqDTO();
if(Objects.nonNull(payRefundDO)){
//退款订单已经提交过
//TODO 校验相同退款单的金额
if(Objects.equals(PayRefundStatusEnum.SUCCESS.getStatus(), payRefundDO.getStatus())
|| Objects.equals(PayRefundStatusEnum.CLOSE.getStatus(), payRefundDO.getStatus())){
//已成功退款
throw exception(PAY_REFUND_SUCCEED);
}else{
//保证商户退款单不变重复向渠道发起退款渠道保持幂等
unifiedReqDTO.setUserIp(req.getUserIp())
.setAmount(payRefundDO.getRefundAmount())
.setChannelOrderNo(payRefundDO.getChannelOrderNo())
.setPayTradeNo(payRefundDO.getTradeNo())
.setRefundReqNo(payRefundDO.getMerchantRefundNo())
.setReason(payRefundDO.getReason());
}
}else{
//新生成退款单 退款单入库 退款单状态生成
payRefundDO = PayRefundDO.builder().channelOrderNo(order.getChannelOrderNo())
.appId(order.getAppId())
.channelOrderNo(order.getChannelOrderNo())
.channelCode(order.getChannelCode())
@ -131,41 +127,44 @@ public class PayRefundCoreServiceImpl implements PayRefundCoreService {
.status(PayRefundStatusEnum.CREATE.getStatus())
.reason(req.getReason())
.notifyStatus(PayOrderNotifyStatusEnum.NO.getStatus())
.reqNo(PaySeqUtils.genRefundReqNo())
.type(refundType.getStatus())
.build();
payRefundCoreMapper.insert(refundDO);
// 调用渠道进行退款
PayRefundUnifiedReqDTO unifiedReqDTO = PayRefundUnifiedReqDTO.builder()
.userIp(req.getUserIp())
.channelOrderNo(refundDO.getChannelOrderNo())
.payTradeNo(refundDO.getTradeNo())
.refundReqNo(refundDO.getReqNo())
.amount(req.getAmount())
.reason(refundDO.getReason())
.build();
PayRefundUnifiedRespDTO refundUnifiedRespDTO = client.unifiedRefund(unifiedReqDTO);
// 根据渠道返回获取退款后置处理由postHandler 进行处理
PayRefundChannelPostHandler payRefundChannelPostHandler = mapHandlers.get(refundUnifiedRespDTO.getRespEnum());
if (Objects.isNull(payRefundChannelPostHandler)) {
throw exception(PAY_REFUND_POST_HANDLER_NOT_FOUND);
payRefundCoreMapper.insert(payRefundDO);
unifiedReqDTO.setUserIp(req.getUserIp())
.setAmount(payRefundDO.getRefundAmount())
.setChannelOrderNo(payRefundDO.getChannelOrderNo())
.setPayTradeNo(payRefundDO.getTradeNo())
.setRefundReqNo(payRefundDO.getMerchantRefundNo())
.setReason(req.getReason());
}
PayRefundPostReqDTO dto = PayRefundCoreConvert.INSTANCE.convert(refundUnifiedRespDTO);
dto.setRefundAmount(req.getAmount())
.setRefundedAmount(order.getRefundAmount())
.setRefundedTimes(order.getRefundTimes())
.setRefundId(refundDO.getId())
.setOrderId(order.getId())
.setRefundTypeEnum(refundType);
//调用退款的后置处理
payRefundChannelPostHandler.handleRefundChannelResp(dto);
return PayRefundRespDTO.builder().refundId(refundDO.getId()).build();
//向渠道发起退款申请
PayRefundUnifiedRespDTO refundUnifiedRespDTO = client.unifiedRefund(unifiedReqDTO);
//构造退款申请返回对象
PayRefundRespDTO respDTO = new PayRefundRespDTO();
if(refundUnifiedRespDTO.getChannelResp() == PayChannelRefundRespEnum.SUCCESS
||refundUnifiedRespDTO.getChannelResp() == PayChannelRefundRespEnum.PROCESSING ){
//成功处理 在退款通知中处理, 这里不处理
respDTO.setChannelReturnResult(PayChannelRefundRespEnum.SUCCESS.getStatus());
respDTO.setRefundId(payRefundDO.getId());
}else {
//失败返回错误给前端可以重新发起退款保证退款请求号这里是商户退款单号) 避免重复退款
respDTO.setChannelReturnResult(PayChannelRefundRespEnum.FAILURE.getStatus());
//更新退款单状态
PayRefundDO updatePayRefund = new PayRefundDO();
updatePayRefund.setId(payRefundDO.getId())
.setChannelErrorMsg(refundUnifiedRespDTO.getChannelMsg())
.setChannelErrorCode(refundUnifiedRespDTO.getChannelCode())
.setStatus(PayRefundStatusEnum.FAILURE.getStatus());
payRefundCoreMapper.updateById(updatePayRefund);
}
respDTO.setChannelReturnCode(refundUnifiedRespDTO.getChannelCode())
.setChannelReturnMsg(refundUnifiedRespDTO.getChannelMsg());
return respDTO;
}
@Override
@Transactional(rollbackFor = Exception.class)
public void notifyPayRefund(Long channelId, PayNotifyDataDTO notifyData) {
log.info("[notifyPayRefund][channelId({}) 回调数据({})]", channelId, notifyData.getBody());
// 校验支付渠道是否有效
@ -178,11 +177,15 @@ public class PayRefundCoreServiceImpl implements PayRefundCoreService {
}
// 解析渠道退款通知数据 统一处理
PayRefundNotifyDTO refundNotify = client.parseRefundNotify(notifyData);
// TODO @jason抽一个 notifyPayRefundSuccess 方法
if (Objects.equals(PayNotifyRefundStatusEnum.SUCCESS,refundNotify.getStatus())){
// 退款成功 支付宝只有退款成功才会发通知
PayRefundDO refundDO = payRefundCoreMapper.selectByReqNo(refundNotify.getReqNo());
payRefundSuccess(refundNotify);
} else {
//TODO 支付异常 支付宝似乎没有支付异常的通知
}
}
private void payRefundSuccess(PayRefundNotifyDTO refundNotify) {
PayRefundDO refundDO = payRefundCoreMapper.selectByTradeNoAndMerchantRefundNo(refundNotify.getTradeNo(), refundNotify.getReqNo());
if (refundDO == null) {
log.error("不存在 seqNo 为{} 的支付退款单",refundNotify.getReqNo());
throw exception(PAY_REFUND_NOT_FOUND);
@ -201,7 +204,9 @@ public class PayRefundCoreServiceImpl implements PayRefundCoreService {
updateOrderDO.setId(refundDO.getOrderId())
.setRefundAmount(refundedAmount + refundAmount)
.setStatus(orderStatus.getStatus())
.setRefundTimes(payOrderDO.getRefundTimes()+1)
.setRefundStatus(type);
payOrderCoreMapper.updateById(updateOrderDO);
// 跟新退款订单
@ -218,9 +223,6 @@ public class PayRefundCoreServiceImpl implements PayRefundCoreService {
// TODO 通知商户成功或者失败. 现在通知似乎没有实现 只是回调
payNotifyCoreService.createPayNotifyTask(PayNotifyTaskCreateReqDTO.builder()
.type(PayNotifyTypeEnum.REFUND.getType()).dataId(refundDO.getId()).build());
} else {
//TODO 退款失败
}
}
/**

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@ -1,62 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order.impl.handler;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayRefundDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayOrderCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayRefundCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.enums.notify.PayNotifyTypeEnum;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundStatusEnum;
import cn.iocoder.yudao.coreservice.modules.pay.service.notify.PayNotifyCoreService;
import cn.iocoder.yudao.coreservice.modules.pay.service.notify.dto.PayNotifyTaskCreateReqDTO;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundAbstractChannelPostHandler;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.util.Optional;
/**
* 支付退款订单渠道返回失败的后置处理类
* {@link PayChannelRespEnum#CALL_EXCEPTION}
* {@link PayChannelRespEnum#CAN_NOT_RETRY_FAILURE}
*/
@Service
public class PayRefundChannelFailedHandler extends PayRefundAbstractChannelPostHandler {
@Resource
private PayNotifyCoreService payNotifyCoreService;
public PayRefundChannelFailedHandler(PayOrderCoreMapper payOrderCoreMapper, PayRefundCoreMapper payRefundMapper) {
super(payOrderCoreMapper, payRefundMapper);
}
@Override
public PayChannelRespEnum[] supportHandleResp() {
return new PayChannelRespEnum[] {PayChannelRespEnum.CALL_EXCEPTION, PayChannelRespEnum.CAN_NOT_RETRY_FAILURE};
}
@Override
public void handleRefundChannelResp(PayRefundPostReqDTO req) {
//退款失败
//更新退款单表
PayRefundDO updateRefundDO = new PayRefundDO();
updateRefundDO.setId(req.getRefundId())
.setStatus(PayRefundStatusEnum.FAILURE.getStatus())
.setChannelErrorCode(req.getChannelErrCode())
.setChannelErrorMsg(Optional.ofNullable(req.getChannelErrMsg())
.orElse(req.getExceptionMsg()));
updatePayRefund(updateRefundDO);
PayOrderDO updateOrderDO = new PayOrderDO();
//更新订单表
updateOrderDO.setId(req.getOrderId())
.setRefundTimes(req.getRefundedTimes() + 1);
updatePayOrder(updateOrderDO);
// 立刻插入退款通知记录
// TODO 通知商户成功或者失败. 现在通知似乎没有实现 只是回调
payNotifyCoreService.createPayNotifyTask(PayNotifyTaskCreateReqDTO.builder()
.type(PayNotifyTypeEnum.REFUND.getType()).dataId(req.getRefundId()).build());
}
}

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@ -1,45 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order.impl.handler;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayRefundDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayOrderCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayRefundCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundStatusEnum;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundAbstractChannelPostHandler;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import org.springframework.stereotype.Service;
/**
* 支付退款订单渠道返回通知 {@link PayChannelRespEnum#PROCESSING_NOTIFY}后置处理类
* 支付宝退款单好像没有回调 微信会触发回调
*/
@Service
public class PayRefundChannelNotifyHandler extends PayRefundAbstractChannelPostHandler {
public PayRefundChannelNotifyHandler(PayOrderCoreMapper payOrderCoreMapper,
PayRefundCoreMapper payRefundMapper) {
super(payOrderCoreMapper, payRefundMapper);
}
@Override
public PayChannelRespEnum[] supportHandleResp() {
return new PayChannelRespEnum[] {PayChannelRespEnum.PROCESSING_NOTIFY};
}
@Override
public void handleRefundChannelResp(PayRefundPostReqDTO req) {
PayRefundDO updateRefundDO = new PayRefundDO();
//更新退款单表
updateRefundDO.setId(req.getRefundId())
.setStatus(PayRefundStatusEnum.PROCESSING_NOTIFY.getStatus());
updatePayRefund(updateRefundDO);
PayOrderDO updateOrderDO = new PayOrderDO();
//更新订单表
updateOrderDO.setId(req.getOrderId())
.setRefundTimes(req.getRefundedTimes() + 1);
updatePayOrder(updateOrderDO);
}
}

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@ -1,56 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order.impl.handler;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayRefundDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayOrderCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayRefundCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundStatusEnum;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundAbstractChannelPostHandler;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import org.springframework.stereotype.Service;
import java.util.Objects;
/**
* 支付退款订单渠道返回需调用查询接口的后置处理类
* {@link PayChannelRespEnum#PROCESSING_QUERY} //TODO 芋道源码 是不是微信有这样的情况
* {@link PayChannelRespEnum#READ_TIME_OUT_EXCEPTION}
*/
@Service
public class PayRefundChannelQueryHandler extends PayRefundAbstractChannelPostHandler {
public PayRefundChannelQueryHandler(PayOrderCoreMapper payOrderCoreMapper,
PayRefundCoreMapper payRefundMapper) {
super(payOrderCoreMapper, payRefundMapper);
}
@Override
public PayChannelRespEnum[] supportHandleResp() {
return new PayChannelRespEnum[]{PayChannelRespEnum.PROCESSING_QUERY, PayChannelRespEnum.READ_TIME_OUT_EXCEPTION};
}
@Override
public void handleRefundChannelResp(PayRefundPostReqDTO req) {
final PayChannelRespEnum respEnum = req.getRespEnum();
PayRefundStatusEnum refundStatus =
Objects.equals(PayChannelRespEnum.PROCESSING_QUERY, respEnum) ? PayRefundStatusEnum.PROCESSING_QUERY
: PayRefundStatusEnum.UNKNOWN_QUERY;
//更新退款单表
PayRefundDO updateRefundDO = new PayRefundDO();
updateRefundDO.setId(req.getRefundId())
.setStatus(refundStatus.getStatus())
.setChannelErrorCode(req.getChannelErrCode())
.setChannelErrorMsg(req.getChannelErrMsg());
updatePayRefund(updateRefundDO);
PayOrderDO updateOrderDO = new PayOrderDO();
//更新订单表
updateOrderDO.setId(req.getOrderId())
.setRefundTimes(req.getRefundedTimes() + 1);
updatePayOrder(updateOrderDO);
//TODO 发起查询任务
}
}

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@ -1,50 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order.impl.handler;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayRefundDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayOrderCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayRefundCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundStatusEnum;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundAbstractChannelPostHandler;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import org.springframework.stereotype.Service;
/**
* 支付退款订单渠道返回重试的后置处理类
* {@link PayChannelRespEnum#RETRY_FAILURE}
*/
@Service
public class PayRefundChannelRetryHandler extends PayRefundAbstractChannelPostHandler {
public PayRefundChannelRetryHandler(PayOrderCoreMapper payOrderCoreMapper,
PayRefundCoreMapper payRefundMapper) {
super(payOrderCoreMapper, payRefundMapper);
}
@Override
public PayChannelRespEnum[] supportHandleResp() {
return new PayChannelRespEnum[] {PayChannelRespEnum.RETRY_FAILURE};
}
@Override
public void handleRefundChannelResp(PayRefundPostReqDTO req) {
PayRefundDO updateRefundDO = new PayRefundDO();
//更新退款单表
updateRefundDO.setId(req.getRefundId())
.setStatus(PayRefundStatusEnum.UNKNOWN_RETRY.getStatus())
.setChannelErrorCode(req.getChannelErrCode())
.setChannelErrorMsg(req.getChannelErrMsg());
updatePayRefund(updateRefundDO);
PayOrderDO updateOrderDO = new PayOrderDO();
//更新订单表
updateOrderDO.setId(req.getOrderId())
.setRefundTimes(req.getRefundedTimes() + 1);
updatePayOrder(updateOrderDO);
//TODO 发起重试任务
}
}

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@ -1,64 +0,0 @@
package cn.iocoder.yudao.coreservice.modules.pay.service.order.impl.handler;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayOrderDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.dataobject.order.PayRefundDO;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayOrderCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.dal.mysql.order.PayRefundCoreMapper;
import cn.iocoder.yudao.coreservice.modules.pay.enums.notify.PayNotifyTypeEnum;
import cn.iocoder.yudao.coreservice.modules.pay.enums.order.PayRefundStatusEnum;
import cn.iocoder.yudao.coreservice.modules.pay.service.notify.PayNotifyCoreService;
import cn.iocoder.yudao.coreservice.modules.pay.service.notify.dto.PayNotifyTaskCreateReqDTO;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundAbstractChannelPostHandler;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundPostReqDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.util.Date;
/**
* 支付退款订单渠道返回退款成功的后置处理类
* {@link PayChannelRespEnum#SYNC_SUCCESS}
*/
@Service
public class PayRefundChannelSuccessHandler extends PayRefundAbstractChannelPostHandler {
@Resource
private PayNotifyCoreService payNotifyCoreService;
public PayRefundChannelSuccessHandler(PayOrderCoreMapper payOrderCoreMapper,
PayRefundCoreMapper payRefundMapper) {
super(payOrderCoreMapper, payRefundMapper);
}
@Override
public PayChannelRespEnum[] supportHandleResp() {
return new PayChannelRespEnum[]{PayChannelRespEnum.SYNC_SUCCESS};
}
@Override
public void handleRefundChannelResp(PayRefundPostReqDTO req) {
//退款成功
PayRefundDO updateRefundDO = new PayRefundDO();
//更新退款单表
updateRefundDO.setId(req.getRefundId())
.setStatus(PayRefundStatusEnum.SUCCESS.getStatus())
.setChannelRefundNo(req.getChannelRefundNo())
.setSuccessTime(new Date());
updatePayRefund(updateRefundDO);
PayOrderDO updateOrderDO = new PayOrderDO();
//更新订单表
updateOrderDO.setId(req.getOrderId())
.setRefundTimes(req.getRefundedTimes() + 1)
.setRefundStatus(req.getRefundTypeEnum().getStatus())
.setRefundAmount(req.getRefundedAmount()+ req.getRefundAmount());
updatePayOrder(updateOrderDO);
// 立刻插入退款通知记录
// TODO 通知商户成功或者失败. 现在通知似乎没有实现 只是回调
payNotifyCoreService.createPayNotifyTask(PayNotifyTaskCreateReqDTO.builder()
.type(PayNotifyTypeEnum.REFUND.getType()).dataId(req.getRefundId()).build());
}
}

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@ -48,6 +48,7 @@ public class PayRefundUnifiedReqDTO {
* https://api.mch.weixin.qq.com/v3/refund/domestic/refunds 中的 out_refund_no
* https://opendocs.alipay.com/apis alipay.trade.refund 中的 out_request_no
* 退款请求单号 同一退款请求单号多次请求只退一笔
* 使用 商户的退款单号{PayRefundDO 字段 merchantRefundNo}
*/
@NotEmpty(message = "退款请求单号")
private String refundReqNo;

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@ -1,13 +1,11 @@
package cn.iocoder.yudao.framework.pay.core.client.dto;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRefundRespEnum;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.experimental.Accessors;
import javax.validation.constraints.NotEmpty;
/**
* 统一退款 Response DTO
*
@ -19,55 +17,20 @@ import javax.validation.constraints.NotEmpty;
@AllArgsConstructor
@Data
public class PayRefundUnifiedRespDTO {
/**
* 渠道的退款结果
*/
private PayChannelRefundRespEnum channelResp;
/**
* 渠道的通用返回结果
* 渠道返回码
*/
private PayChannelRespEnum respEnum;
private String channelCode;
/**
* 渠道退款单号
* 渠道返回信息
*/
private String channelRefundNo;
/**
* https://api.mch.weixin.qq.com/v3/refund/domestic/refunds 中的 out_trade_no
* https://opendocs.alipay.com/apis alipay.trade.refund 中的 out_trade_no
* 支付交易号 {PayOrderExtensionDO no字段} 渠道订单号 不能同时为空
*/
private String payTradeNo;
/**
* https://api.mch.weixin.qq.com/v3/refund/domestic/refunds 中的 out_refund_no
* https://opendocs.alipay.com/apis alipay.trade.refund 中的 out_request_no
* 退款请求单号 同一退款请求单号多次请求只退一笔
*/
private String refundReqNo;
/**
* 调用异常错误信息
*/
private String exceptionMsg;
/**
* 渠道的错误码
*/
private String channelErrCode;
/**
* 渠道的错误描述
*/
private String channelErrMsg;
private String channelMsg;
//TODO 退款资金渠
}

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@ -1,6 +1,7 @@
package cn.iocoder.yudao.framework.pay.core.client.impl;
import cn.hutool.extra.validation.ValidationUtil;
import cn.iocoder.yudao.framework.common.exception.enums.GlobalErrorCodeConstants;
import cn.iocoder.yudao.framework.pay.core.client.AbstractPayCodeMapping;
import cn.iocoder.yudao.framework.pay.core.client.PayClient;
import cn.iocoder.yudao.framework.pay.core.client.PayClientConfig;
@ -8,11 +9,9 @@ import cn.iocoder.yudao.framework.pay.core.client.PayCommonResult;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayOrderUnifiedReqDTO;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayRefundUnifiedReqDTO;
import cn.iocoder.yudao.framework.pay.core.client.dto.PayRefundUnifiedRespDTO;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import lombok.extern.slf4j.Slf4j;
import java.net.SocketTimeoutException;
import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.framework.common.util.json.JsonUtils.toJsonString;
/**
@ -108,20 +107,10 @@ public abstract class AbstractPayClient<Config extends PayClientConfig> implemen
PayRefundUnifiedRespDTO resp;
try {
resp = doUnifiedRefund(reqDTO);
} catch (SocketTimeoutException ex){
// 网络 read time out 异常
log.error("[unifiedRefund][request({}) 发起退款失败,网络读超时,退款状态未知]", toJsonString(reqDTO), ex);
return PayRefundUnifiedRespDTO.builder()
.exceptionMsg(ex.getMessage())
.respEnum(PayChannelRespEnum.READ_TIME_OUT_EXCEPTION)
.build();
} catch (Throwable ex) {
// 打印异常日志
// 记录异常日志
log.error("[unifiedRefund][request({}) 发起退款失败]", toJsonString(reqDTO), ex);
return PayRefundUnifiedRespDTO.builder()
.exceptionMsg(ex.getMessage())
.respEnum(PayChannelRespEnum.CALL_EXCEPTION)
.build();
throw exception(GlobalErrorCodeConstants.INTERNAL_SERVER_ERROR);
}
return resp;
}

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@ -5,7 +5,7 @@ import cn.hutool.core.date.DateUtil;
import cn.iocoder.yudao.framework.pay.core.client.AbstractPayCodeMapping;
import cn.iocoder.yudao.framework.pay.core.client.dto.*;
import cn.iocoder.yudao.framework.pay.core.client.impl.AbstractPayClient;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRespEnum;
import cn.iocoder.yudao.framework.pay.core.enums.PayChannelRefundRespEnum;
import cn.iocoder.yudao.framework.pay.core.enums.PayNotifyRefundStatusEnum;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayConfig;
@ -17,7 +17,6 @@ import com.alipay.api.response.AlipayTradeRefundResponse;
import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;
import java.net.SocketTimeoutException;
import java.nio.charset.StandardCharsets;
import java.util.Map;
@ -118,43 +117,21 @@ public abstract class AbstractAlipayClient extends AbstractPayClient<AlipayPayCl
//退款成功,更新为PROCESSING_NOTIFY 而不是 SYNC_SUCCESS 通过支付宝回调接口处理退款导致触发的异步通知
//退款导致触发的异步通知是发送到支付接口中设置的notify_url
//TODO 沙箱环境 返回 的tradeNo(渠道退款单号 订单的tradNo 是一个值是不是理解不对?
respDTO.setRespEnum(PayChannelRespEnum.PROCESSING_NOTIFY);
respDTO.setChannelResp(PayChannelRefundRespEnum.SUCCESS)
.setChannelCode(response.getCode())
.setChannelMsg(response.getMsg());
}else{
//特殊处理 sub_code ACQ.SYSTEM_ERROR系统错误 需要调用重试任务
//沙箱环境返回的貌似是aop.ACQ.SYSTEM_ERROR 用contain
if (response.getSubCode().contains("ACQ.SYSTEM_ERROR")) {
respDTO.setRespEnum(PayChannelRespEnum.RETRY_FAILURE)
.setChannelErrMsg(response.getSubMsg())
.setChannelErrCode(response.getSubCode());
}else{
//交易已关闭需要查询确认退款是否已经完成
if("ACQ.TRADE_HAS_CLOSE".equals(response.getSubCode())){
respDTO.setRespEnum(PayChannelRespEnum.PROCESSING_QUERY)
.setChannelErrMsg(response.getSubMsg())
.setChannelErrCode(response.getSubCode());
}else {
//其他当做不可以重试的错误
respDTO.setRespEnum(PayChannelRespEnum.CAN_NOT_RETRY_FAILURE)
.setChannelErrCode(response.getSubCode())
.setChannelErrMsg(response.getSubMsg());
}
}
respDTO.setChannelResp(PayChannelRefundRespEnum.FAILURE)
.setChannelCode(response.getSubCode())
.setChannelMsg(response.getSubMsg());
}
return respDTO;
} catch (AlipayApiException e) {
//TODO 记录异常日志
log.error("[doUnifiedRefund][request({}) 发起退款失败,网络读超时,退款状态未知]", toJsonString(reqDTO), e);
Throwable cause = e.getCause();
//网络 read time out 异常, 退款状态未知
if (cause instanceof SocketTimeoutException) {
respDTO.setExceptionMsg(e.getMessage())
.setRespEnum(PayChannelRespEnum.READ_TIME_OUT_EXCEPTION);
}else{
respDTO.setExceptionMsg(e.getMessage())
.setChannelErrCode(e.getErrCode())
.setChannelErrMsg(e.getErrMsg())
.setRespEnum(PayChannelRespEnum.CALL_EXCEPTION);
}
respDTO.setChannelResp(PayChannelRefundRespEnum.FAILURE)
.setChannelCode(e.getErrCode())
.setChannelMsg(e.getErrMsg());
return respDTO;
}
}

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@ -0,0 +1,21 @@
package cn.iocoder.yudao.framework.pay.core.enums;
import lombok.AllArgsConstructor;
import lombok.Getter;
/**
* 渠道统一的退款返回结果
*
* @author jason
*/
@Getter
@AllArgsConstructor
public enum PayChannelRefundRespEnum {
SUCCESS(1, "退款成功"),
FAILURE(2, "退款失败"),
PROCESSING(3,"退款处理中"),
CLOSED(4, "退款关闭");
private final Integer status;
private final String name;
}

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@ -1,51 +0,0 @@
package cn.iocoder.yudao.framework.pay.core.enums;
// TODO @芋艿感觉情况有点多得讨论下
/**
* 统一的渠道返回结果
* @author jason
*/
public enum PayChannelRespEnum {
/**
* 接口通讯正常返回, 并明确处理成功 不需要通过查询或者回调接口 进行下一步处理
*/
SYNC_SUCCESS,
/**
* 接口通讯正常返回 但返回错误并且不能通过重试解决的错误
* 如提交失败 业务错误余额不足 或者参数错误 签名错误 需要干预后才能处理
*/
CAN_NOT_RETRY_FAILURE,
/**
* 接口通讯正常返回
* 可以通过重试解决的错误. 如系统超时 系统繁忙状态未知 不能改变请求参数如退款单请求号重发请求
*/
RETRY_FAILURE,
/**
* 接口通讯正常返回但是处理结果 需要渠道回调进行下一步处理
*/
PROCESSING_NOTIFY,
/**
* 接口通讯正常返回 但是处理结果,需要调用查询接口 进行查询
*/
PROCESSING_QUERY,
/**
* 本系统调用渠道接口异常 渠道接口请求未正常发送 本系统不可预知的异常较少发生 可认为失败 不用重试.
*/
CALL_EXCEPTION,
/**
* 本系统调用渠道接口成功 但是未接受到请求结果较少发生需合理设置read time out ) 结果未知 需要调用查询接口进行查询
*/
READ_TIME_OUT_EXCEPTION;
}

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@ -1,5 +1,6 @@
package cn.iocoder.yudao.userserver.modules.pay.controller.order;
import cn.hutool.core.util.StrUtil;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.PayRefundCoreService;
import cn.iocoder.yudao.coreservice.modules.pay.service.order.dto.PayRefundReqDTO;
import cn.iocoder.yudao.coreservice.modules.pay.util.PaySeqUtils;
@ -36,8 +37,9 @@ public class PayRefundController {
PayRefundReqDTO req = PayRefundConvert.INSTANCE.convert(reqVO);
req.setUserIp(getClientIP());
//TODO 测试暂时模拟生成商户退款订单
if(StrUtil.isEmpty(reqVO.getMerchantRefundNo())) {
req.setMerchantRefundNo(PaySeqUtils.genMerchantRefundNo());
//req.setMerchantRefundNo("MO202111210814084370000");
}
return CommonResult.success( PayRefundConvert.INSTANCE.convert(payRefundCoreService.submitRefundOrder(req)));
}

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@ -15,6 +15,23 @@ import lombok.experimental.Accessors;
@AllArgsConstructor
public class PayRefundRespVO {
/**
* 渠道返回结果
* 退款处理中和退款成功 返回 1
* 失败和其他情况 返回 2
*/
private Integer channelReturnResult;
/**
* 渠道返回code
*/
private String channelReturnCode;
/**
* 渠道返回消息
*/
private String channelReturnMsg;
/**
* 支付退款单编号 自增
*/

View File

@ -19,5 +19,5 @@ public interface PayRefundConvert {
PayRefundReqDTO convert(PayRefundReqVO reqVO);
PayRefundRespVO convert(PayRefundRespDTO respBO);
PayRefundRespVO convert(PayRefundRespDTO req);
}