Helius
2021-01-29 bee6b602b0bf4dfb7956a61b39ba03a240d89d6f
src/main/java/com/xcong/excoin/utils/CalculateUtil.java
@@ -4,6 +4,7 @@
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSONObject;
import com.xcong.excoin.common.contants.AppContants;
import com.xcong.excoin.common.enumerates.CoinTypeEnum;
import com.xcong.excoin.common.enumerates.RabbitPriceTypeEnum;
import com.xcong.excoin.common.exception.GlobalException;
@@ -14,6 +15,7 @@
import com.xcong.excoin.modules.member.entity.MemberEntity;
import com.xcong.excoin.modules.member.entity.MemberSettingEntity;
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.rabbit.pricequeue.OrderModel;
import com.xcong.excoin.rabbit.producer.OrderProducer;
@@ -45,21 +47,15 @@
        MemberSettingDao memberSettingDao = SpringContextHolder.getBean(MemberSettingDao.class);
        BigDecimal forcePrice = BigDecimal.ZERO;
        BigDecimal money = bondAmount.divide(new BigDecimal(symbolSkuNumber).multiply(lotNumber), 8, BigDecimal.ROUND_DOWN);
        if (member.getIsForce() == 1) {
            MemberSettingEntity memberSetting = memberSettingDao.selectMemberSettingByMemberId(member.getId());
            money = money.multiply(memberSetting.getForceParam().multiply(BigDecimal.valueOf(100)));
        }
        //卖空
        if (type == 2) {
            forcePrice = money.add(openPrice);
            if (member.getIsForce() == 1) {
                MemberSettingEntity memberSetting = memberSettingDao.selectMemberSettingByMemberId(member.getId());
                //预估强平价 = 预估强平价-预估强平价*系数
                forcePrice = forcePrice.subtract(forcePrice.multiply(memberSetting.getForceParam() == null ? BigDecimal.ZERO : memberSetting.getForceParam()));
            }
        } else {//开多
            forcePrice = openPrice.subtract(money);
            if (member.getIsForce() == 1) {
                MemberSettingEntity memberSetting = memberSettingDao.selectMemberSettingByMemberId(member.getId());
                //预估强平价 = 预估强平价-预估强平价*系数
                forcePrice = forcePrice.add(forcePrice.multiply(memberSetting.getForceParam() == null ? BigDecimal.ZERO : memberSetting.getForceParam()));
            }
        }
        if (forcePrice.compareTo(BigDecimal.ZERO) < 0) {
            forcePrice = BigDecimal.ZERO;
@@ -136,9 +132,16 @@
                }
//                log.info("{}, {}, {}, {}, {}, {}", totalBondAmount, symbolBondAmount, symbolFeeAmount, openPrice, profitOrLoss, leverRatio);
                BigDecimal sub = walletContract.getTotalBalance().add(profitOrLoss).subtract(symbolFeeAmount).subtract(totalBondAmount);
                BigDecimal equity = walletContract.getTotalBalance().add(profitOrLoss);
                BigDecimal sub = equity.subtract(symbolFeeAmount).subtract(totalBondAmount);
//                log.info("sub -- {}", sub);
                BigDecimal divide = sub.abs().divide(symbolBondAmount, 8, BigDecimal.ROUND_DOWN);
                if (sub.compareTo(symbolBondAmount) <= 0) {
                    BigDecimal multi = BigDecimal.valueOf(10);
                    BigDecimal divide = equity.divide(equity.add(multi), 8, BigDecimal.ROUND_DOWN);
                    sub = symbolBondAmount.multiply(divide);
                }
                BigDecimal divide = sub.divide(symbolBondAmount, 8, BigDecimal.ROUND_DOWN);
//                log.info("divide -- {}", divide);
                BigDecimal divide2 = openPrice.divide(BigDecimal.valueOf(leverRatio), 8, BigDecimal.ROUND_DOWN);
//                log.info("divide2 -- {}", divide2);
@@ -149,7 +152,7 @@
                } else {
                    forcePrice  = openPrice.subtract(divide.multiply(divide2));
                }
//                log.info("forcePrice -- {}", forcePrice);
//                log.info("forcePrice -- {}, {}", forcePrice, symbol);
                if (StrUtil.isBlank(currentSymbol)) {
                    holdOrderDao.updateForcePriceBySymbolAndMemberId(forcePrice, memberId, symbol);
                }
@@ -268,4 +271,24 @@
        return profitOrLess;
    }
    /**
     * 全仓模式下,维持保证金
     * 维持保证金 = 持仓价值*维持保证金率= 面值*张数*开仓价格*(1/杠杆倍率)*维持保证金率
     * @param contractHoldOrder
     * @return
     */
    public static BigDecimal calMemberHoldBond(ContractHoldOrderEntity contractHoldOrder) {
        TradeSettingDao tradeSettingDao = SpringContextHolder.getBean(TradeSettingDao.class);
        RedisUtils redisUtils = SpringContextHolder.getBean(RedisUtils.class);
        PlatformTradeSettingEntity tradeSetting = tradeSettingDao.findTradeSetting();
        BigDecimal holdBondRatio = (BigDecimal) redisUtils.get(AppContants.HOLD_BOND_RATIO);
        if (holdBondRatio == null) {
            holdBondRatio = tradeSetting.getHoldBondRatio();
            redisUtils.set(AppContants.HOLD_BOND_RATIO, tradeSetting.getHoldBondRatio());
        }
        return contractHoldOrder.getOpeningPrice().multiply(new BigDecimal(contractHoldOrder.getSymbolCntSale())).multiply(holdBondRatio).multiply(contractHoldOrder.getSymbolSku()).multiply(BigDecimal.ONE.divide(new BigDecimal(contractHoldOrder.getLeverRatio()), 2, BigDecimal.ROUND_DOWN));
    }
}