From 503d3b2184c5f8c298d2867e64c5b3a5b6460e5f Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Sun, 31 May 2020 21:14:34 +0800
Subject: [PATCH] modify
---
src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractHoldOrderServiceImpl.java | 104 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 103 insertions(+), 1 deletions(-)
diff --git a/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractHoldOrderServiceImpl.java b/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractHoldOrderServiceImpl.java
index 9d41ae6..0824dd1 100644
--- a/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractHoldOrderServiceImpl.java
+++ b/src/main/java/com/xcong/excoin/modules/contract/service/impl/ContractHoldOrderServiceImpl.java
@@ -2,15 +2,28 @@
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.xcong.excoin.common.LoginUserUtils;
+import com.xcong.excoin.common.enumerates.CoinTypeEnum;
import com.xcong.excoin.common.response.Result;
+import com.xcong.excoin.common.system.service.CommonService;
import com.xcong.excoin.modules.contract.dao.ContractHoldOrderDao;
import com.xcong.excoin.modules.contract.dao.ContractOrderDao;
+import com.xcong.excoin.modules.contract.entity.ContractEntrustOrderEntity;
import com.xcong.excoin.modules.contract.entity.ContractHoldOrderEntity;
+import com.xcong.excoin.modules.contract.entity.ContractOrderEntity;
+import com.xcong.excoin.modules.contract.mapper.ContractHoldOrderEntityMapper;
import com.xcong.excoin.modules.contract.parameter.dto.SubmitOrderDto;
import com.xcong.excoin.modules.contract.service.ContractHoldOrderService;
+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.dao.TradeSettingDao;
+import com.xcong.excoin.modules.platform.entity.PlatformTradeSettingEntity;
+import com.xcong.excoin.utils.CacheSettingUtils;
+import com.xcong.excoin.utils.CalculateUtil;
import com.xcong.excoin.utils.CoinTypeConvert;
import com.xcong.excoin.utils.RedisUtils;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.math.BigDecimal;
@@ -19,6 +32,8 @@
* @author wzy
* @date 2020-05-27
**/
+@Slf4j
+@Service
public class ContractHoldOrderServiceImpl extends ServiceImpl<ContractHoldOrderDao, ContractHoldOrderEntity> implements ContractHoldOrderService {
@Resource
@@ -26,6 +41,15 @@
@Resource
private ContractOrderDao contractOrderDao;
+
+ @Resource
+ private CommonService commonService;
+
+ @Resource
+ private MemberWalletContractDao memberWalletContractDao;
+
+ @Resource
+ private CacheSettingUtils cacheSettingUtils;
@Resource
private RedisUtils redisUtils;
@@ -36,6 +60,84 @@
// 获取最新价
BigDecimal newPrice = new BigDecimal(redisUtils.getString(CoinTypeConvert.convertToKey(submitOrderDto.getSymbol())));
- return null;
+
+ MemberWalletContractEntity walletContract = memberWalletContractDao.findWalletContractByMemberIdAndSymbol(memberEntity.getId(), CoinTypeEnum.USDT.name());
+
+ PlatformTradeSettingEntity tradeSettingEntity = cacheSettingUtils.getTradeSetting();
+
+ // 规格
+ BigDecimal lotNumber = cacheSettingUtils.getSymbolSku(submitOrderDto.getSymbol());
+
+ // 开仓价
+ BigDecimal openingPrice = BigDecimal.ZERO;
+
+ // 开多
+ if (submitOrderDto.getOrderType() == ContractHoldOrderEntity.OPENING_TYPE_MORE) {
+ // 市场价*(1 + (点差/10000))
+ openingPrice = newPrice.multiply(BigDecimal.ONE.add(tradeSettingEntity.getSpread().divide(new BigDecimal(10000)))).setScale(8, BigDecimal.ROUND_DOWN);
+
+ // 开空
+ } else if (submitOrderDto.getOrderType() == ContractHoldOrderEntity.OPENING_TYPE_LESS) {
+ // 市场价*(1 - (点差/10000))
+ openingPrice = newPrice.multiply(BigDecimal.ONE.subtract(tradeSettingEntity.getSpread().divide(new BigDecimal(10000)))).setScale(8, BigDecimal.ROUND_DOWN);
+ } else {
+ return Result.fail("未知类型");
+ }
+
+ log.info("开仓价:{}", openingPrice);
+ // 开仓手续费 建仓价*规格*手数*手续费率
+ BigDecimal openFeePrice = openingPrice.multiply(lotNumber)
+ .multiply(new BigDecimal(submitOrderDto.getSymbolCnt()))
+ .multiply(tradeSettingEntity.getFeeRatio().divide(new BigDecimal(100)))
+ .setScale(8, BigDecimal.ROUND_DOWN);
+ log.info("开仓手续费:{}", openFeePrice);
+
+ // 保证金 建仓价*规格*手数*(1/杠杆倍率)
+ BigDecimal bondAmount = openingPrice.multiply(lotNumber).multiply(new BigDecimal(submitOrderDto.getSymbolCnt()))
+ .multiply(BigDecimal.ONE.divide(new BigDecimal(submitOrderDto.getLeverRatio())))
+ .setScale(8, BigDecimal.ROUND_DOWN);
+ log.info("保证金:{}", bondAmount);
+
+ // 预付款为 --> 保证金+开仓手续费+平仓手续费 (开仓平仓手续费相同)
+ BigDecimal prePaymentAmount = bondAmount.add(openFeePrice).add(openFeePrice);
+ log.info("预付款:{}", prePaymentAmount);
+
+ if (prePaymentAmount.compareTo(walletContract.getAvailableBalance()) > -1) {
+ return Result.fail("可用金额不足");
+ }
+
+ // 预估强平价
+ BigDecimal forceClosingPrice = CalculateUtil.getForceSetPrice(bondAmount, openingPrice, submitOrderDto.getSymbolCnt(), lotNumber, submitOrderDto.getOrderType(), memberEntity);
+ log.info("强平价:{}", forceClosingPrice);
+
+ ContractHoldOrderEntity holdOrderEntity = new ContractHoldOrderEntity();
+ holdOrderEntity.setMemberId(memberEntity.getId());
+ holdOrderEntity.setOrderNo(commonService.generateOrderNo(memberEntity.getId()));
+ holdOrderEntity.setPotionType(ContractEntrustOrderEntity.POSITION_TYPE_ADD);
+ holdOrderEntity.setTradeType(ContractHoldOrderEntity.TRADE_TYPE_MARK);
+ holdOrderEntity.setSymbol(submitOrderDto.getSymbol());
+ holdOrderEntity.setSymbolCnt(submitOrderDto.getSymbolCnt());
+ holdOrderEntity.setSymbolSku(lotNumber);
+ holdOrderEntity.setLeverRatio(submitOrderDto.getLeverRatio());
+ holdOrderEntity.setForceClosingPrice(forceClosingPrice);
+ holdOrderEntity.setOpeningFeeAmount(openFeePrice);
+ holdOrderEntity.setOpeningPrice(openingPrice);
+ holdOrderEntity.setOpeningType(submitOrderDto.getOrderType());
+ holdOrderEntity.setMarkPrice(newPrice);
+ holdOrderEntity.setIsCanClosing(ContractHoldOrderEntity.ORDER_CAN_CLOSING_Y);
+ holdOrderEntity.setPrePaymentAmount(prePaymentAmount);
+ holdOrderEntity.setBondAmount(bondAmount);
+
+ ContractOrderEntity contractOrderEntity = ContractHoldOrderEntityMapper.INSTANCE.holdOrderToOrder(holdOrderEntity);
+
+ contractHoldOrderDao.insert(holdOrderEntity);
+ int i = contractOrderDao.insert(contractOrderEntity);
+ walletContract.setAvailableBalance(walletContract.getAvailableBalance().subtract(prePaymentAmount));
+ walletContract.setFrozenBalance(walletContract.getFrozenBalance().add(prePaymentAmount));
+ memberWalletContractDao.updateById(walletContract);
+ if (i > 0) {
+ return Result.ok("success");
+ }
+ return Result.fail("fail");
}
}
--
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