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钱包 review 修改

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This commit is contained in:
jason 2023-09-09 18:32:53 +08:00
parent 557b09a157
commit 5858f57fe9
10 changed files with 132 additions and 130 deletions
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4
sql/mysql/pay_wallet.sql
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@ -8,8 +8,8 @@ CREATE TABLE `pay_wallet`
`user_id` bigint NOT NULL COMMENT '用户编号',
`user_type` tinyint NOT NULL DEFAULT 0 COMMENT '用户类型',
`balance` int NOT NULL DEFAULT 0 COMMENT '余额，单位分',
`total_expense` bigint NOT NULL DEFAULT 0 COMMENT '累计支出，单位分',
`total_recharge` bigint NOT NULL DEFAULT 0 COMMENT '累计充值，单位分',
`total_expense` int NOT NULL DEFAULT 0 COMMENT '累计支出，单位分',
`total_recharge` int NOT NULL DEFAULT 0 COMMENT '累计充值，单位分',
`creator` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT '' COMMENT '创建者',
`create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`updater` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL DEFAULT '' COMMENT '更新者',

4
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/controller/app/wallet/vo/wallet/AppPayWalletRespVO.java
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@ -11,9 +11,9 @@ public class AppPayWalletRespVO {
private Integer balance;
@Schema(description = "累计支出, 单位分", requiredMode = Schema.RequiredMode.REQUIRED, example = "1000")
private Long totalExpense;
private Integer totalExpense;
@Schema(description = "累计充值, 单位分", requiredMode = Schema.RequiredMode.REQUIRED, example = "2000")
private Long totalRecharge;
private Integer totalRecharge;
}

3
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/convert/wallet/PayWalletTransactionConvert.java
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@ -3,6 +3,7 @@ package cn.iocoder.yudao.module.pay.convert.wallet;
import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.module.pay.controller.app.wallet.vo.transaction.AppPayWalletTransactionRespVO;
import cn.iocoder.yudao.module.pay.dal.dataobject.wallet.PayWalletTransactionDO;
import cn.iocoder.yudao.module.pay.service.wallet.bo.CreateWalletTransactionBO;
import org.mapstruct.Mapper;
import org.mapstruct.factory.Mappers;
@ -12,4 +13,6 @@ public interface PayWalletTransactionConvert {
PayWalletTransactionConvert INSTANCE = Mappers.getMapper(PayWalletTransactionConvert.class);
PageResult<AppPayWalletTransactionRespVO> convertPage(PageResult<PayWalletTransactionDO> page);
PayWalletTransactionDO convert(CreateWalletTransactionBO bo);
}

6
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/dal/dataobject/wallet/PayWalletDO.java
View File

@ -37,8 +37,6 @@ public class PayWalletDO extends BaseDO {
*/
private Integer userType;
// TODO @jason：三个都搞 integer？应该要统一哈
/**
* 余额，单位分
*/
@ -47,10 +45,10 @@ public class PayWalletDO extends BaseDO {
/**
* 累计支出，单位分
*/
private Long totalExpense;
private Integer totalExpense;
/**
* 累计充值，单位分
*/
private Long totalRecharge;
private Integer totalRecharge;
}

58
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/dal/mysql/wallet/PayWalletMapper.java
View File

@ -3,8 +3,7 @@ package cn.iocoder.yudao.module.pay.dal.mysql.wallet;
import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
import cn.iocoder.yudao.module.pay.dal.dataobject.wallet.PayWalletDO;
import cn.iocoder.yudao.module.pay.enums.member.PayWalletBizTypeEnum;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import org.apache.ibatis.annotations.Mapper;
@Mapper
@ -15,56 +14,31 @@ public interface PayWalletMapper extends BaseMapperX<PayWalletDO> {
PayWalletDO::getUserType, userType);
}
// TODO @jason：减少时，需要 update price -= ? where price >= ?，避免并发问题。现在基于 price 来过滤，虽然也能解决并发问题，但是冲突概率会高一点；可以看到 TradeBrokerageUserMapper 的做法；
/**
* 当余额减少时候更新
* 当消费退款时候， 更新钱包
*
* @param bizType 业务类型
* @param balance 当前余额
* @param totalRecharge 当前累计充值
* @param totalExpense 当前累计支出
* @param price 支出的金额
* @param price 消费金额
* @param id 钱包 id
*/
default int updateWhenDecBalance(PayWalletBizTypeEnum bizType, Integer balance, Long totalRecharge,
Long totalExpense, Integer price, Long id) {
// TODO @jason：这种偏判断的，最红放在 service 层；mapper 可以写多个方法；
PayWalletDO updateDO = new PayWalletDO().setBalance(balance - price);
if(bizType == PayWalletBizTypeEnum.PAYMENT){
updateDO.setTotalExpense(totalExpense + price);
}
if (bizType == PayWalletBizTypeEnum.RECHARGE_REFUND) {
updateDO.setTotalRecharge(totalRecharge - price);
}
return update(updateDO,
new LambdaQueryWrapper<PayWalletDO>().eq(PayWalletDO::getId, id)
.eq(PayWalletDO::getBalance, balance)
.ge(PayWalletDO::getBalance, price));
default int updateWhenConsumptionRefund(Integer price, Long id){
LambdaUpdateWrapper<PayWalletDO> lambdaUpdateWrapper = new LambdaUpdateWrapper<PayWalletDO>()
.setSql(" balance = balance + " + price + ", total_expense = total_expense - " + price)
.eq(PayWalletDO::getId, id);
return update(null, lambdaUpdateWrapper);
}
// TODO @jason：类似上面的修改建议哈；
/**
* 当余额增加时候更新
* 当消费时候， 更新钱包
*
* @param bizType 业务类型
* @param balance 当前余额
* @param totalRecharge 当前累计充值
* @param totalExpense 当前累计支出
* @param price 金额
* @param price 消费金额
* @param id 钱包 id
*/
default int updateWhenIncBalance(PayWalletBizTypeEnum bizType, Integer balance, Long totalRecharge,
Long totalExpense, Integer price, Long id) {
PayWalletDO updateDO = new PayWalletDO().setBalance(balance + price);
if (bizType == PayWalletBizTypeEnum.PAYMENT_REFUND) {
updateDO.setTotalExpense(totalExpense - price);
}
if (bizType == PayWalletBizTypeEnum.RECHARGE) {
updateDO.setTotalExpense(totalRecharge + price);
}
return update(updateDO,
new LambdaQueryWrapper<PayWalletDO>().eq(PayWalletDO::getId, id)
.eq(PayWalletDO::getBalance, balance));
default int updateWhenConsumption(Integer price, Long id){
LambdaUpdateWrapper<PayWalletDO> lambdaUpdateWrapper = new LambdaUpdateWrapper<PayWalletDO>()
.setSql(" balance = balance - " + price + ", total_expense = total_expense + " + price)
.eq(PayWalletDO::getId, id)
.ge(PayWalletDO::getBalance, price); // cas 逻辑
return update(null, lambdaUpdateWrapper);
}
}

13
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/framework/pay/wallet/WalletPayClient.java
View File

@ -62,13 +62,12 @@ public class WalletPayClient extends AbstractPayClient<NonePayClientConfig> {
@Override
protected PayOrderRespDTO doUnifiedOrder(PayOrderUnifiedReqDTO reqDTO) {
try {
// TODO @jason：直接 getLong 和 getInt 会不会更简洁哈
String userId = MapUtil.getStr(reqDTO.getChannelExtras(), USER_ID_KEY);
String userType = MapUtil.getStr(reqDTO.getChannelExtras(), USER_TYPE_KEY);
Assert.notEmpty(userId, "用户 id 不能为空");
Assert.notEmpty(userType, "用户类型不能为空");
PayWalletTransactionDO transaction = wallService.orderPay(Long.valueOf(userId), Integer.valueOf(userType),
reqDTO.getOutTradeNo(), reqDTO.getPrice());
Long userId = MapUtil.getLong(reqDTO.getChannelExtras(), USER_ID_KEY);
Integer userType = MapUtil.getInt(reqDTO.getChannelExtras(), USER_TYPE_KEY);
Assert.notNull(userId, "用户 id 不能为空");
Assert.notNull(userType, "用户类型不能为空");
PayWalletTransactionDO transaction = wallService.orderPay(userId, userType, reqDTO.getOutTradeNo(),
reqDTO.getPrice());
return PayOrderRespDTO.successOf(transaction.getNo(), transaction.getCreator(),
transaction.getCreateTime(),
reqDTO.getOutTradeNo(), transaction);

101
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/service/wallet/PayWalletServiceImpl.java
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@ -6,10 +6,10 @@ import cn.iocoder.yudao.module.pay.dal.dataobject.refund.PayRefundDO;
import cn.iocoder.yudao.module.pay.dal.dataobject.wallet.PayWalletDO;
import cn.iocoder.yudao.module.pay.dal.dataobject.wallet.PayWalletTransactionDO;
import cn.iocoder.yudao.module.pay.dal.mysql.wallet.PayWalletMapper;
import cn.iocoder.yudao.module.pay.dal.redis.no.PayNoRedisDAO;
import cn.iocoder.yudao.module.pay.enums.member.PayWalletBizTypeEnum;
import cn.iocoder.yudao.module.pay.service.order.PayOrderService;
import cn.iocoder.yudao.module.pay.service.refund.PayRefundService;
import cn.iocoder.yudao.module.pay.service.wallet.bo.CreateWalletTransactionBO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Lazy;
import org.springframework.stereotype.Service;
@ -18,7 +18,6 @@ import org.springframework.transaction.annotation.Transactional;
import javax.annotation.Resource;
import java.time.LocalDateTime;
import static cn.iocoder.yudao.framework.common.exception.enums.GlobalErrorCodeConstants.TOO_MANY_REQUESTS;
import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.module.pay.enums.ErrorCodeConstants.*;
import static cn.iocoder.yudao.module.pay.enums.member.PayWalletBizTypeEnum.PAYMENT;
@ -33,20 +32,8 @@ import static cn.iocoder.yudao.module.pay.enums.member.PayWalletBizTypeEnum.PAYM
@Slf4j
public class PayWalletServiceImpl implements PayWalletService {
/**
* 余额支付的 no 前缀
*/
private static final String WALLET_PAY_NO_PREFIX = "WP";
/**
* 余额退款的 no 前缀
*/
private static final String WALLET_REFUND_NO_PREFIX = "WR";
@Resource
private PayWalletMapper walletMapper;
@Resource
private PayNoRedisDAO noRedisDAO;
@Resource
private PayWalletTransactionService walletTransactionService;
@Resource
@ -61,7 +48,7 @@ public class PayWalletServiceImpl implements PayWalletService {
PayWalletDO wallet = walletMapper.selectByUserIdAndType(userId, userType);
if (wallet == null) {
wallet = new PayWalletDO().setUserId(userId).setUserType(userType)
.setBalance(0).setTotalExpense(0L).setTotalRecharge(0L);
.setBalance(0).setTotalExpense(0).setTotalRecharge(0);
wallet.setCreateTime(LocalDateTime.now());
walletMapper.insert(wallet);
}
@ -127,68 +114,50 @@ public class PayWalletServiceImpl implements PayWalletService {
Long bizId, PayWalletBizTypeEnum bizType, Integer price) {
// 1.1 获取钱包
PayWalletDO payWallet = getOrCreateWallet(userId, userType);
// 1.2 判断余额是否足够
int afterBalance = payWallet.getBalance() - price;
if (afterBalance < 0) {
// 2.1 扣除余额
int number = 0 ;
switch (bizType) {
case PAYMENT: {
number = walletMapper.updateWhenConsumption(price, payWallet.getId());
break;
}
case RECHARGE_REFUND: {
// TODO
break;
}
}
if (number == 0) {
throw exception(WALLET_BALANCE_NOT_ENOUGH);
}
// TODO jason：建议基于 where price >= 来做哈；然后抛出 WALLET_BALANCE_NOT_ENOUGH
// 2.1 扣除余额
int number = walletMapper.updateWhenDecBalance(bizType, payWallet.getBalance(),
payWallet.getTotalRecharge(), payWallet.getTotalExpense(), price, payWallet.getId());
if (number == 0) {
throw exception(TOO_MANY_REQUESTS);
}
int afterBalance = payWallet.getBalance() - price;
// 2.2 生成钱包流水
// TODO @jason：walletNo 交给 payWalletTransactionService 自己生成哈；
String walletNo = generateWalletNo(bizType);
PayWalletTransactionDO walletTransaction = new PayWalletTransactionDO().setWalletId(payWallet.getId())
.setNo(walletNo).setPrice(-price).setBalance(afterBalance)
.setBizId(String.valueOf(bizId)).setBizType(bizType.getType()).setTitle(bizType.getDescription());
// TODO @jason：是不是可以 createWalletTransaction 搞个 bo 参数，然后 PayWalletTransactionDO 交回给 walletTransactionService 更好；然后把参数简化下
walletTransactionService.createWalletTransaction(walletTransaction);
return walletTransaction;
CreateWalletTransactionBO bo = new CreateWalletTransactionBO().setWalletId(payWallet.getId())
.setPrice(-price).setBalance(afterBalance).setBizId(String.valueOf(bizId))
.setBizType(bizType.getType()).setTitle(bizType.getDescription());
return walletTransactionService.createWalletTransaction(bo);
}
@Override
public PayWalletTransactionDO addWalletBalance(Long userId, Integer userType,
Long bizId, PayWalletBizTypeEnum bizType, Integer price) {
// 1.1 获取钱包
// 获取钱包
PayWalletDO payWallet = getOrCreateWallet(userId, userType);
// 2.1 增加余额
// TODO @jason：类似上面的思路哈；
int number = walletMapper.updateWhenIncBalance(bizType, payWallet.getBalance(), payWallet.getTotalRecharge(),
payWallet.getTotalExpense(), price, payWallet.getId());
if (number == 0) {
throw exception(TOO_MANY_REQUESTS);
switch (bizType) {
case PAYMENT_REFUND: {
// 更新退款
walletMapper.updateWhenConsumptionRefund(price, payWallet.getId());
break;
}
case RECHARGE: {
//TODO
break;
}
}
// 2.2 生成钱包流水
String walletNo = generateWalletNo(bizType);
PayWalletTransactionDO newWalletTransaction = new PayWalletTransactionDO().setWalletId(payWallet.getId())
.setNo(walletNo).setPrice(price).setBalance(payWallet.getBalance()+price)
.setBizId(String.valueOf(bizId)).setBizType(bizType.getType())
.setTitle(bizType.getDescription());
walletTransactionService.createWalletTransaction(newWalletTransaction);
return newWalletTransaction;
}
private String generateWalletNo(PayWalletBizTypeEnum bizType) {
// TODO @jason：对于余额来说，是不是直接 W+序号就行了，它其实不关注业务；；；不然就耦合啦
String no = "";
switch(bizType){
case PAYMENT:
no = noRedisDAO.generate(WALLET_PAY_NO_PREFIX);
break;
case PAYMENT_REFUND:
no = noRedisDAO.generate(WALLET_REFUND_NO_PREFIX);
break;
default :
}
return no;
CreateWalletTransactionBO bo = new CreateWalletTransactionBO().setWalletId(payWallet.getId())
.setPrice(price).setBalance(payWallet.getBalance()+price).setBizId(String.valueOf(bizId))
.setBizType(bizType.getType()).setTitle(bizType.getDescription());
return walletTransactionService.createWalletTransaction(bo);
}
}

7
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/service/wallet/PayWalletTransactionService.java
View File

@ -4,6 +4,7 @@ import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.module.pay.controller.app.wallet.vo.transaction.AppPayWalletTransactionPageReqVO;
import cn.iocoder.yudao.module.pay.dal.dataobject.wallet.PayWalletTransactionDO;
import cn.iocoder.yudao.module.pay.enums.member.PayWalletBizTypeEnum;
import cn.iocoder.yudao.module.pay.service.wallet.bo.CreateWalletTransactionBO;
/**
* 钱包余额流水 Service 接口
@ -25,10 +26,10 @@ public interface PayWalletTransactionService {
/**
* 新增钱包余额流水
*
* @param payWalletTransaction 余额流水
* @return id
* @param bo 创建钱包流水 bo
* @return 新建的钱包 do
*/
Long createWalletTransaction(PayWalletTransactionDO payWalletTransaction);
PayWalletTransactionDO createWalletTransaction(CreateWalletTransactionBO bo);
/**
* 根据 no，获取钱包余流水

18
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/service/wallet/PayWalletTransactionServiceImpl.java
View File

@ -2,10 +2,13 @@ package cn.iocoder.yudao.module.pay.service.wallet;
import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.module.pay.controller.app.wallet.vo.transaction.AppPayWalletTransactionPageReqVO;
import cn.iocoder.yudao.module.pay.convert.wallet.PayWalletTransactionConvert;
import cn.iocoder.yudao.module.pay.dal.dataobject.wallet.PayWalletDO;
import cn.iocoder.yudao.module.pay.dal.dataobject.wallet.PayWalletTransactionDO;
import cn.iocoder.yudao.module.pay.dal.mysql.wallet.PayWalletTransactionMapper;
import cn.iocoder.yudao.module.pay.dal.redis.no.PayNoRedisDAO;
import cn.iocoder.yudao.module.pay.enums.member.PayWalletBizTypeEnum;
import cn.iocoder.yudao.module.pay.service.wallet.bo.CreateWalletTransactionBO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
@ -19,11 +22,16 @@ import javax.annotation.Resource;
@Service
@Slf4j
public class PayWalletTransactionServiceImpl implements PayWalletTransactionService {
/**
* 钱包流水的 no 前缀
*/
private static final String WALLET_NO_PREFIX = "W";
@Resource
private PayWalletService payWalletService;
@Resource
private PayWalletTransactionMapper payWalletTransactionMapper;
@Resource
private PayNoRedisDAO noRedisDAO;
@Override
public PageResult<PayWalletTransactionDO> getWalletTransactionPage(Long userId, Integer userType,
@ -33,9 +41,11 @@ public class PayWalletTransactionServiceImpl implements PayWalletTransactionServ
}
@Override
public Long createWalletTransaction(PayWalletTransactionDO payWalletTransaction) {
payWalletTransactionMapper.insert(payWalletTransaction);
return payWalletTransaction.getId();
public PayWalletTransactionDO createWalletTransaction(CreateWalletTransactionBO bo) {
PayWalletTransactionDO transactionDO = PayWalletTransactionConvert.INSTANCE.convert(bo);
transactionDO.setNo(noRedisDAO.generate(WALLET_NO_PREFIX));
payWalletTransactionMapper.insert(transactionDO);
return transactionDO;
}
@Override

48
yudao-module-pay/yudao-module-pay-biz/src/main/java/cn/iocoder/yudao/module/pay/service/wallet/bo/CreateWalletTransactionBO.java Normal file
View File

@ -0,0 +1,48 @@
package cn.iocoder.yudao.module.pay.service.wallet.bo;
import cn.iocoder.yudao.module.pay.enums.member.PayWalletBizTypeEnum;
import lombok.Data;
/**
* 创建钱包流水 BO
*
* @author jason
*/
@Data
public class CreateWalletTransactionBO {
/**
* 钱包编号
*
*/
private Long walletId;
/**
* 交易金额，单位分
*
* 正值表示余额增加，负值表示余额减少
*/
private Integer price;
/**
* 交易后余额，单位分
*/
private Integer balance;
/**
* 关联业务分类
*
* 枚举 {@link PayWalletBizTypeEnum#getType()}
*/
private Integer bizType;
/**
* 关联业务编号
*/
private String bizId;
/**
* 流水说明
*/
private String title;
}