From 18b363581c21fc5a8fba893a30fd652b00433e77 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Wed, 06 Apr 2022 10:05:35 +0800
Subject: [PATCH] fix

---
 src/main/java/cc/mrbird/febs/dapp/service/impl/DappWalletServiceImpl.java |  158 ++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 151 insertions(+), 7 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/dapp/service/impl/DappWalletServiceImpl.java b/src/main/java/cc/mrbird/febs/dapp/service/impl/DappWalletServiceImpl.java
index 125da6c..8e1cfa1 100644
--- a/src/main/java/cc/mrbird/febs/dapp/service/impl/DappWalletServiceImpl.java
+++ b/src/main/java/cc/mrbird/febs/dapp/service/impl/DappWalletServiceImpl.java
@@ -1,20 +1,29 @@
 package cc.mrbird.febs.dapp.service.impl;
 
+import cc.mrbird.febs.common.contants.AppContants;
+import cc.mrbird.febs.common.entity.QueryRequest;
+import cc.mrbird.febs.common.exception.FebsException;
 import cc.mrbird.febs.common.utils.LoginUserUtil;
-import cc.mrbird.febs.dapp.entity.DappMemberEntity;
-import cc.mrbird.febs.dapp.entity.DappWalletCoinEntity;
-import cc.mrbird.febs.dapp.entity.DappWalletMineEntity;
-import cc.mrbird.febs.dapp.mapper.DappMemberDao;
-import cc.mrbird.febs.dapp.mapper.DappWalletCoinDao;
-import cc.mrbird.febs.dapp.mapper.DappWalletMineDao;
+import cc.mrbird.febs.common.utils.RedisUtils;
+import cc.mrbird.febs.dapp.dto.RecordInPageDto;
+import cc.mrbird.febs.dapp.dto.WalletOperateDto;
+import cc.mrbird.febs.dapp.entity.*;
+import cc.mrbird.febs.dapp.mapper.*;
 import cc.mrbird.febs.dapp.service.DappWalletService;
 import cc.mrbird.febs.dapp.vo.WalletInfoVo;
+import cn.hutool.core.collection.CollUtil;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.math.BigDecimal;
+import java.util.List;
 
 /**
- * @author wzy
+ * @author 
  * @date 2022-03-18
  **/
 @Slf4j
@@ -25,6 +34,9 @@
     private final DappMemberDao dappMemberDao;
     private final DappWalletMineDao dappWalletMineDao;
     private final DappWalletCoinDao dappWalletCoinDao;
+    private final DappFundFlowDao dappFundFlowDao;
+    private final DappAccountMoneyChangeDao dappAccountMoneyChangeDao;
+    private final RedisUtils redisUtils;
 
     @Override
     public WalletInfoVo walletInfo() {
@@ -39,4 +51,136 @@
         walletInfo.setAvailableWallet(walletCoin.getAvailableAmount());
         return walletInfo;
     }
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void change(WalletOperateDto walletOperateDto) {
+        DappMemberEntity member = LoginUserUtil.getAppUser();
+
+        BigDecimal ethUsdtPrice = (BigDecimal) redisUtils.get(AppContants.REDIS_KEY_ETH_NEW_PRICE);
+
+        DappWalletMineEntity walletMine = dappWalletMineDao.selectByMemberId(member.getId());
+        if (walletOperateDto.getAmount().compareTo(walletMine.getAvailableAmount()) > 0) {
+            throw new FebsException("可用金额不足");
+        }
+
+        DappFundFlowEntity fund = new DappFundFlowEntity(member.getId(), walletOperateDto.getAmount(), AppContants.MONEY_TYPE_CHANGE, null, null);
+        dappFundFlowDao.insert(fund);
+
+        BigDecimal preEthAmount = walletMine.getAvailableAmount();
+
+        // TODO 并发加悲观锁
+        // 更新eth金额
+        walletMine.setAvailableAmount(walletMine.getAvailableAmount().subtract(walletOperateDto.getAmount()));
+        dappWalletMineDao.updateById(walletMine);
+
+        DappWalletCoinEntity walletCoin = dappWalletCoinDao.selectByMemberId(member.getId());
+        BigDecimal preUsdtAmount = walletCoin.getAvailableAmount();
+
+        // 更新usdt金额
+        BigDecimal usdt = walletOperateDto.getAmount().multiply(ethUsdtPrice);
+        walletCoin.setAvailableAmount(walletCoin.getAvailableAmount().add(usdt));
+        walletCoin.setTotalAmount(walletCoin.getTotalAmount().add(usdt));
+        dappWalletCoinDao.updateById(walletCoin);
+
+        DappAccountMoneyChangeEntity ethChange = new DappAccountMoneyChangeEntity(member.getId(), preEthAmount, walletOperateDto.getAmount(), walletMine.getAvailableAmount(), "ETH兑换USDT-ETH, 兑换价格为:" + ethUsdtPrice, AppContants.MONEY_TYPE_CHANGE);
+        DappAccountMoneyChangeEntity usdtChange = new DappAccountMoneyChangeEntity(member.getId(), preUsdtAmount, usdt, walletCoin.getAvailableAmount(), "ETH兑换USDT-USDT, 兑换价格为:" + ethUsdtPrice, AppContants.MONEY_TYPE_CHANGE);
+        dappAccountMoneyChangeDao.insert(ethChange);
+        dappAccountMoneyChangeDao.insert(usdtChange);
+    }
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void withdraw(WalletOperateDto walletOperateDto) {
+        DappMemberEntity member = LoginUserUtil.getAppUser();
+
+        List<DappFundFlowEntity> fundFlows = dappFundFlowDao.selectListForMemberAndDay(member.getId(), 2);
+        if (CollUtil.isNotEmpty(fundFlows)) {
+            throw new FebsException("一天只能提现一次");
+        }
+
+        DappWalletCoinEntity walletCoin = dappWalletCoinDao.selectByMemberId(member.getId());
+        if (walletOperateDto.getAmount().compareTo(walletCoin.getAvailableAmount()) > 0) {
+            throw new FebsException("可用金额不足");
+        }
+
+        Integer fee = (Integer) redisUtils.get(AppContants.REDIS_KEY_CHANGE_FEE);
+
+        //TODO 并发加悲观锁
+        BigDecimal preAmount = walletCoin.getAvailableAmount();
+        walletCoin.setAvailableAmount(walletCoin.getAvailableAmount().subtract(walletOperateDto.getAmount()));
+        walletCoin.setFrozenAmount(walletCoin.getFrozenAmount().add(walletOperateDto.getAmount()));
+        dappWalletCoinDao.updateById(walletCoin);
+
+        DappFundFlowEntity fund = new DappFundFlowEntity(member.getId(), walletOperateDto.getAmount(), AppContants.MONEY_TYPE_WITHDRAWAL, 1, fee);
+        dappFundFlowDao.insert(fund);
+
+        DappAccountMoneyChangeEntity usdtChange = new DappAccountMoneyChangeEntity(member.getId(), preAmount, walletOperateDto.getAmount(), walletCoin.getAvailableAmount(), "USDT申请提现", AppContants.MONEY_TYPE_WITHDRAWAL);
+        dappAccountMoneyChangeDao.insert(usdtChange);
+    }
+
+    @Override
+    public List<DappFundFlowEntity> recordInPage(RecordInPageDto recordInPageDto) {
+        Page<DappFundFlowEntity> page = new Page<>(recordInPageDto.getPageNum(), recordInPageDto.getPageSize());
+
+        DappFundFlowEntity dappFundFlowEntity = new DappFundFlowEntity();
+        dappFundFlowEntity.setType(recordInPageDto.getType());
+        IPage<DappFundFlowEntity> records = dappFundFlowDao.selectInPage(page, dappFundFlowEntity);
+        return records.getRecords();
+    }
+
+    @Override
+    public IPage<DappFundFlowEntity> fundFlowInPage(DappFundFlowEntity dappFundFlowEntity, QueryRequest request) {
+        Page<DappFundFlowEntity> page = new Page<>(request.getPageNum(), request.getPageSize());
+        return dappFundFlowDao.selectInPage(page, dappFundFlowEntity);
+    }
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void withdrawAgreeOrNot(Long id, int type) {
+        DappFundFlowEntity fundFlow = dappFundFlowDao.selectById(id);
+        if (fundFlow == null) {
+            throw new FebsException("数据不存在");
+        }
+
+        DappWalletCoinEntity walletCoin = dappWalletCoinDao.selectByMemberId(fundFlow.getMemberId());
+        if (type == 1) {
+            walletCoin.setFrozenAmount(walletCoin.getFrozenAmount().subtract(fundFlow.getAmount()));
+            walletCoin.setTotalAmount(walletCoin.getTotalAmount().subtract(fundFlow.getAmount()));
+            fundFlow.setStatus(DappFundFlowEntity.WITHDRAW_STATUS_AGREE);
+        } else if (type == 2) {
+            BigDecimal preAmount = walletCoin.getAvailableAmount();
+
+            walletCoin.setFrozenAmount(walletCoin.getFrozenAmount().subtract(fundFlow.getAmount()));
+            walletCoin.setAvailableAmount(walletCoin.getAvailableAmount().add(fundFlow.getAmount()));
+
+            DappAccountMoneyChangeEntity accountMoneyChange = new DappAccountMoneyChangeEntity(walletCoin.getMemberId(), preAmount, fundFlow.getAmount(), walletCoin.getAvailableAmount(), "提现申请被驳回", 2);
+            fundFlow.setStatus(DappFundFlowEntity.WITHDRAW_STATUS_DISAGREE);
+
+            dappAccountMoneyChangeDao.insert(accountMoneyChange);
+        } else {
+            throw new FebsException("参数错误");
+        }
+
+        dappWalletCoinDao.updateById(walletCoin);
+        dappFundFlowDao.updateById(fundFlow);
+    }
+
+    @Override
+    public IPage<DappWalletCoinEntity> walletCoinInPage(DappWalletCoinEntity walletCoin, QueryRequest request) {
+        Page<DappWalletCoinEntity> page = new Page<>(request.getPageNum(), request.getPageSize());
+        return dappWalletCoinDao.selectInPage(walletCoin, page);
+    }
+
+    @Override
+    public IPage<DappWalletMineEntity> walletMineInPage(DappWalletMineEntity walletMine, QueryRequest request) {
+        Page<DappWalletMineEntity> page = new Page<>(request.getPageNum(), request.getPageSize());
+        return dappWalletMineDao.selectInPage(walletMine, page);
+    }
+
+    @Override
+    public IPage<DappAccountMoneyChangeEntity> accountMoneyChangeInPage(DappAccountMoneyChangeEntity change, QueryRequest request) {
+        Page<DappAccountMoneyChangeEntity> page = new Page<>(request.getPageNum(), request.getPageSize());
+        return dappAccountMoneyChangeDao.selectInPage(change, page);
+    }
 }

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