From be6979a915b64b831526baf9052726b5bb5cf152 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Tue, 02 Jun 2020 21:32:22 +0800
Subject: [PATCH] modify rabbit something

---
 src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractEntrustOrderServiceImpl.java |  156 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 153 insertions(+), 3 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractEntrustOrderServiceImpl.java b/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractEntrustOrderServiceImpl.java
index c2e5bef..0cc3d15 100644
--- a/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractEntrustOrderServiceImpl.java
+++ b/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractEntrustOrderServiceImpl.java
@@ -1,17 +1,37 @@
 package com.xcong.excoin.modules.contract.service.impl;
 
+import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.xcong.excoin.common.LoginUserUtils;
+import com.xcong.excoin.common.enumerates.MemberWalletCoinEnum;
+import com.xcong.excoin.common.enumerates.RabbitPriceTypeEnum;
 import com.xcong.excoin.common.response.Result;
+import com.xcong.excoin.common.system.service.CommonService;
 import com.xcong.excoin.modules.contract.dao.ContractEntrustOrderDao;
+import com.xcong.excoin.modules.contract.dao.ContractOrderDao;
 import com.xcong.excoin.modules.contract.entity.ContractEntrustOrderEntity;
+import com.xcong.excoin.modules.contract.entity.ContractOrderEntity;
+import com.xcong.excoin.modules.contract.mapper.ContractEntrustOrderEntityMapper;
 import com.xcong.excoin.modules.contract.parameter.dto.SubmitEntrustDto;
+import com.xcong.excoin.modules.contract.parameter.vo.ContractEntrustVo;
 import com.xcong.excoin.modules.contract.service.ContractEntrustOrderService;
+import com.xcong.excoin.modules.member.dao.MemberWalletContractDao;
 import com.xcong.excoin.modules.member.entity.MemberEntity;
+import com.xcong.excoin.modules.member.entity.MemberWalletContractEntity;
+import com.xcong.excoin.modules.platform.entity.PlatformTradeSettingEntity;
+import com.xcong.excoin.rabbit.pricequeue.OrderModel;
+import com.xcong.excoin.rabbit.producer.OrderProducer;
+import com.xcong.excoin.utils.CacheSettingUtils;
+import com.xcong.excoin.utils.CoinTypeConvert;
+import com.xcong.excoin.utils.RedisUtils;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.util.List;
 
 /**
  * @author wzy
@@ -24,20 +44,150 @@
     @Resource
     private ContractEntrustOrderDao contractEntrustOrderDao;
 
+    @Resource
+    private MemberWalletContractDao memberWalletContractDao;
 
+    @Resource
+    private RedisUtils redisUtils;
+
+    @Resource
+    private CacheSettingUtils cacheSettingUtils;
+
+    @Resource
+    private ContractOrderDao contractOrderDao;
+
+    @Resource
+    private CommonService commonService;
+
+    @Resource
+    private OrderProducer producer;
+
+    @Transactional(rollbackFor = Exception.class)
     @Override
     public Result addContractEntrustOrder(SubmitEntrustDto submitEntrustDto) {
         MemberEntity memberEntity = LoginUserUtils.getAppLoginUser();
 
+        // 获取最新价
+        BigDecimal newPrice = new BigDecimal(redisUtils.getString(CoinTypeConvert.convertToKey(submitEntrustDto.getSymbol())));
+
         // 委托开仓
         if (submitEntrustDto.getEntrustType() == ContractEntrustOrderEntity.ENTRUST_TYPE_OPEN_MORE || submitEntrustDto.getEntrustType() == ContractEntrustOrderEntity.ENTRUST_TYPE_OPEN_LESS) {
+            // 开多委托价不能大于当前价
+            if (submitEntrustDto.getEntrustType() == ContractEntrustOrderEntity.ENTRUST_TYPE_OPEN_MORE) {
+                if (submitEntrustDto.getEntrustPrice().compareTo(newPrice) > -1) {
+                    return Result.fail("委托价不能大于当前价");
+                }
+            }
 
+            // 开空委托价不能小于当前价
+            if (submitEntrustDto.getEntrustType() == ContractEntrustOrderEntity.ENTRUST_TYPE_OPEN_LESS) {
+                if (submitEntrustDto.getEntrustPrice().compareTo(newPrice) < 1) {
+                    return Result.fail("委托价不能小于当前价");
+                }
+            }
+
+            MemberWalletContractEntity walletContract = memberWalletContractDao.selectById(memberEntity.getId());
+
+            BigDecimal lotNumber = cacheSettingUtils.getSymbolSku(submitEntrustDto.getSymbol());
+            PlatformTradeSettingEntity tradeSettingEntity = cacheSettingUtils.getTradeSetting();
+
+            // 保证金计算 -- 建仓价X规格X手数X(1/杠杆倍率)
+            BigDecimal bondAmount = submitEntrustDto.getEntrustPrice().multiply(lotNumber).multiply((BigDecimal.ONE.divide(BigDecimal.valueOf(submitEntrustDto.getLeverRatio()), 8, BigDecimal.ROUND_DOWN)));
+
+            // 开仓手续费 建仓价*规格*手数*手续费率
+            BigDecimal openFeePrice = submitEntrustDto.getEntrustPrice().multiply(lotNumber)
+                    .multiply(new BigDecimal(submitEntrustDto.getSymbolCnt()))
+                    .multiply(tradeSettingEntity.getFeeRatio().divide(new BigDecimal(100)))
+                    .setScale(8, BigDecimal.ROUND_DOWN);
+            log.info("手续费:{}", openFeePrice);
+
+            // 预付款
+            BigDecimal entrustTotalAmount = bondAmount.add(openFeePrice).add(openFeePrice);
+            log.info("预付款:{}", entrustTotalAmount);
+
+            if (entrustTotalAmount.add(bondAmount).compareTo(walletContract.getAvailableBalance()) > -1) {
+                return Result.fail("可用余额不足");
+            }
+
+            ContractEntrustOrderEntityMapper convert = ContractEntrustOrderEntityMapper.INSTANCE;
+            ContractEntrustOrderEntity entrustOrderEntity = convert.submitEntrustDtoToEntity(submitEntrustDto);
+            entrustOrderEntity.setOrderNo(commonService.generateOrderNo(memberEntity.getId()));
+            entrustOrderEntity.setMemberId(memberEntity.getId());
+            entrustOrderEntity.setBondAmount(bondAmount.add(openFeePrice));
+            entrustOrderEntity.setSymbolSku(lotNumber);
+            entrustOrderEntity.setEntrustAmount(entrustTotalAmount);
+            // 暂默认逐仓
+            entrustOrderEntity.setPositionType(ContractEntrustOrderEntity.POSITION_TYPE_ADD);
+
+            int i = contractEntrustOrderDao.insert(entrustOrderEntity);
+
+            walletContract.setFrozenBalance(walletContract.getFrozenBalance().add(entrustTotalAmount));
+            walletContract.setAvailableBalance(walletContract.getAvailableBalance().subtract(entrustTotalAmount));
+            memberWalletContractDao.updateById(walletContract);
+            if (i > 0) {
+
+                // 发送委托单队列消息
+                if (submitEntrustDto.getEntrustType() == ContractEntrustOrderEntity.ENTRUST_TYPE_OPEN_MORE) {
+                    OrderModel model = new OrderModel(entrustOrderEntity.getId(), RabbitPriceTypeEnum.ENTRUST_OPEN_MORE.getValue(), submitEntrustDto.getEntrustPrice().setScale(8, RoundingMode.HALF_UP).toPlainString(), submitEntrustDto.getSymbol());
+                    producer.sendPriceOperate(JSONObject.toJSONString(model));
+                } else {
+                    OrderModel model = new OrderModel(entrustOrderEntity.getId(), RabbitPriceTypeEnum.ENTRUST_OPEN_LESS.getValue(), submitEntrustDto.getEntrustPrice().setScale(8, RoundingMode.HALF_UP).toPlainString(), submitEntrustDto.getSymbol());
+                    producer.sendPriceOperate(JSONObject.toJSONString(model));
+                }
+                return Result.ok("委托成功");
+            } else {
+                return Result.fail("委托失败");
+            }
         }
 
-        // 委托平仓
+        // 委托平仓 (全仓模式)
         if (submitEntrustDto.getEntrustType() == ContractEntrustOrderEntity.ENTRUST_TYPE_CLOSE_MORE || submitEntrustDto.getEntrustType() == ContractEntrustOrderEntity.ENTRUST_TYPE_CLOSE_LESS) {
-
+            return Result.fail("功能暂未开放,敬请期待");
         }
-        return null;
+
+        return Result.fail("未知错误");
+    }
+
+    @Override
+    public Result findEntrustOrderList() {
+        MemberEntity memberEntity = LoginUserUtils.getAppLoginUser();
+        List<ContractEntrustOrderEntity> list = contractEntrustOrderDao.selectEntrustOrderListByMemberId(memberEntity.getId());
+        List<ContractEntrustVo> resultList = ContractEntrustOrderEntityMapper.INSTANCE.entityListToVoList(list);
+        return Result.ok(resultList);
+    }
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public Result cancelEntrustOrder(Long id) {
+        MemberEntity memberEntity = LoginUserUtils.getAppLoginUser();
+
+        // 查询该委托单是否为该用户所有
+        ContractEntrustOrderEntity entrustOrderEntity = contractEntrustOrderDao.selectEntrustOrderByIdAndMemberId(id, memberEntity.getId());
+        if (entrustOrderEntity == null) {
+            return Result.fail("该委托单不存在");
+        }
+
+        MemberWalletContractEntity walletContractEntity = memberWalletContractDao.findWalletContractByMemberIdAndSymbol(memberEntity.getId(), MemberWalletCoinEnum.WALLETCOINCODE.getValue());
+
+        BigDecimal total = entrustOrderEntity.getEntrustAmount();
+        walletContractEntity.setAvailableBalance(walletContractEntity.getAvailableBalance().add(total));
+        walletContractEntity.setFrozenBalance(walletContractEntity.getFrozenBalance().subtract(total));
+        memberWalletContractDao.updateById(walletContractEntity);
+
+        ContractOrderEntity orderEntity = ContractEntrustOrderEntityMapper.INSTANCE.entrustOrderToOrder(entrustOrderEntity);
+        orderEntity.setTradeType(ContractOrderEntity.TRADE_TYPE_MARK_PRICE);
+        orderEntity.setOrderType(ContractOrderEntity.ORDER_TYPE_CANCEL);
+        int i = contractOrderDao.insert(orderEntity);
+
+        contractEntrustOrderDao.deleteById(entrustOrderEntity.getId());
+        if (i > 0) {
+            return Result.ok("撤销成功");
+        }
+        return Result.fail("撤销失败");
+    }
+
+    @Override
+    public List<ContractEntrustOrderEntity> selectEntrustOrderListByIds(List<Long> list) {
+        return contractEntrustOrderDao.selectEntrustOrderListByIds(list);
     }
 }

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