package com.xcong.excoin.modules.contract.service.impl;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.xcong.excoin.common.LoginUserUtils;
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import com.xcong.excoin.common.enumerates.CoinTypeEnum;
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import com.xcong.excoin.common.response.Result;
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import com.xcong.excoin.common.system.service.CommonService;
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import com.xcong.excoin.modules.contract.dao.ContractHoldOrderDao;
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import com.xcong.excoin.modules.contract.dao.ContractOrderDao;
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import com.xcong.excoin.modules.contract.entity.ContractEntrustOrderEntity;
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import com.xcong.excoin.modules.contract.entity.ContractHoldOrderEntity;
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import com.xcong.excoin.modules.contract.entity.ContractOrderEntity;
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import com.xcong.excoin.modules.contract.mapper.ContractHoldOrderEntityMapper;
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import com.xcong.excoin.modules.contract.parameter.dto.SubmitOrderDto;
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import com.xcong.excoin.modules.contract.service.ContractHoldOrderService;
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import com.xcong.excoin.modules.member.dao.MemberWalletContractDao;
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import com.xcong.excoin.modules.member.entity.MemberEntity;
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import com.xcong.excoin.modules.member.entity.MemberWalletContractEntity;
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import com.xcong.excoin.modules.platform.dao.TradeSettingDao;
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import com.xcong.excoin.modules.platform.entity.PlatformTradeSettingEntity;
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import com.xcong.excoin.utils.CacheSettingUtils;
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import com.xcong.excoin.utils.CalculateUtil;
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import com.xcong.excoin.rabbit.pricequeue.OrderModel;
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import com.xcong.excoin.utils.CoinTypeConvert;
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import com.xcong.excoin.utils.RedisUtils;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import javax.annotation.Resource;
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import java.math.BigDecimal;
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import java.util.List;
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/**
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* @author wzy
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* @date 2020-05-27
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**/
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@Slf4j
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@Service
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public class ContractHoldOrderServiceImpl extends ServiceImpl<ContractHoldOrderDao, ContractHoldOrderEntity> implements ContractHoldOrderService {
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@Resource
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private ContractHoldOrderDao contractHoldOrderDao;
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@Resource
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private ContractOrderDao contractOrderDao;
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@Resource
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private CommonService commonService;
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@Resource
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private MemberWalletContractDao memberWalletContractDao;
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@Resource
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private CacheSettingUtils cacheSettingUtils;
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@Resource
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private RedisUtils redisUtils;
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@Transactional(rollbackFor = Exception.class)
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@Override
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public Result submitOrder(SubmitOrderDto submitOrderDto) {
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MemberEntity memberEntity = LoginUserUtils.getAppLoginUser();
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// 获取最新价
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BigDecimal newPrice = new BigDecimal(redisUtils.getString(CoinTypeConvert.convertToKey(submitOrderDto.getSymbol())));
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MemberWalletContractEntity walletContract = memberWalletContractDao.findWalletContractByMemberIdAndSymbol(memberEntity.getId(), CoinTypeEnum.USDT.name());
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PlatformTradeSettingEntity tradeSettingEntity = cacheSettingUtils.getTradeSetting();
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// 规格
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BigDecimal lotNumber = cacheSettingUtils.getSymbolSku(submitOrderDto.getSymbol());
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// 开仓价
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BigDecimal openingPrice = BigDecimal.ZERO;
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// 开多
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if (submitOrderDto.getOrderType() == ContractHoldOrderEntity.OPENING_TYPE_MORE) {
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// 市场价*(1 + (点差/10000))
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openingPrice = newPrice.multiply(BigDecimal.ONE.add(tradeSettingEntity.getSpread().divide(new BigDecimal(10000)))).setScale(8, BigDecimal.ROUND_DOWN);
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// 开空
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} else if (submitOrderDto.getOrderType() == ContractHoldOrderEntity.OPENING_TYPE_LESS) {
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// 市场价*(1 - (点差/10000))
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openingPrice = newPrice.multiply(BigDecimal.ONE.subtract(tradeSettingEntity.getSpread().divide(new BigDecimal(10000)))).setScale(8, BigDecimal.ROUND_DOWN);
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} else {
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return Result.fail("未知类型");
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}
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log.info("开仓价:{}", openingPrice);
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// 开仓手续费 建仓价*规格*手数*手续费率
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BigDecimal openFeePrice = openingPrice.multiply(lotNumber)
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.multiply(new BigDecimal(submitOrderDto.getSymbolCnt()))
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.multiply(tradeSettingEntity.getFeeRatio().divide(new BigDecimal(100)))
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.setScale(8, BigDecimal.ROUND_DOWN);
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log.info("开仓手续费:{}", openFeePrice);
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// 保证金 建仓价*规格*手数*(1/杠杆倍率)
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BigDecimal bondAmount = openingPrice.multiply(lotNumber).multiply(new BigDecimal(submitOrderDto.getSymbolCnt()))
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.multiply(BigDecimal.ONE.divide(new BigDecimal(submitOrderDto.getLeverRatio())))
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.setScale(8, BigDecimal.ROUND_DOWN);
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log.info("保证金:{}", bondAmount);
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// 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)
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BigDecimal prePaymentAmount = bondAmount.add(openFeePrice).add(openFeePrice);
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log.info("预付款:{}", prePaymentAmount);
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if (prePaymentAmount.compareTo(walletContract.getAvailableBalance()) > -1) {
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return Result.fail("可用金额不足");
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}
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// 预估强平价
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BigDecimal forceClosingPrice = CalculateUtil.getForceSetPrice(bondAmount, openingPrice, submitOrderDto.getSymbolCnt(), lotNumber, submitOrderDto.getOrderType(), memberEntity);
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log.info("强平价:{}", forceClosingPrice);
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ContractHoldOrderEntity holdOrderEntity = new ContractHoldOrderEntity();
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holdOrderEntity.setMemberId(memberEntity.getId());
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holdOrderEntity.setOrderNo(commonService.generateOrderNo(memberEntity.getId()));
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holdOrderEntity.setPositionType(ContractEntrustOrderEntity.POSITION_TYPE_ADD);
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holdOrderEntity.setTradeType(ContractHoldOrderEntity.TRADE_TYPE_MARK);
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holdOrderEntity.setSymbol(submitOrderDto.getSymbol());
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holdOrderEntity.setSymbolCnt(submitOrderDto.getSymbolCnt());
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holdOrderEntity.setSymbolSku(lotNumber);
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holdOrderEntity.setLeverRatio(submitOrderDto.getLeverRatio());
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holdOrderEntity.setForceClosingPrice(forceClosingPrice);
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holdOrderEntity.setOpeningFeeAmount(openFeePrice);
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holdOrderEntity.setOpeningPrice(openingPrice);
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holdOrderEntity.setOpeningType(submitOrderDto.getOrderType());
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holdOrderEntity.setMarkPrice(newPrice);
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holdOrderEntity.setIsCanClosing(ContractHoldOrderEntity.ORDER_CAN_CLOSING_Y);
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holdOrderEntity.setPrePaymentAmount(prePaymentAmount);
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holdOrderEntity.setBondAmount(bondAmount);
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ContractOrderEntity contractOrderEntity = ContractHoldOrderEntityMapper.INSTANCE.holdOrderToOrder(holdOrderEntity);
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contractHoldOrderDao.insert(holdOrderEntity);
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int i = contractOrderDao.insert(contractOrderEntity);
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walletContract.setAvailableBalance(walletContract.getAvailableBalance().subtract(prePaymentAmount));
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walletContract.setFrozenBalance(walletContract.getFrozenBalance().add(prePaymentAmount));
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memberWalletContractDao.updateById(walletContract);
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if (i > 0) {
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return Result.ok("success");
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}
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return Result.fail("fail");
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}
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@Override
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public int updateContractHoldOrderCanNotClosingByIds(List<OrderModel> list, String batchNo){
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return contractHoldOrderDao.updateContractHoldOrderCanNotClosingByIds(list,batchNo);
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}
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@Override
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public List<ContractHoldOrderEntity> selectContractHoldOrderByBatchNo(String batchNo) {
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return contractHoldOrderDao.selectContractHoldOrderByBatchNo(batchNo);
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}
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@Override
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public void updateOrderIsCanClosingAndBatchNoById(Long id) {
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contractHoldOrderDao.updateOrderIsCanClosingAndBatchNoById(id);
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}
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}
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