From 8fd540a4a03dd32cb66bf1e0fc5fac3e0b214515 Mon Sep 17 00:00:00 2001
From: xiaoyong931011 <15274802129@163.com>
Date: Sun, 31 May 2020 22:23:31 +0800
Subject: [PATCH] Merge branch 'master' of https://gitee.com/chonggaoxiao/new_excoin.git
---
src/main/java/com/xcong/excoin/utils/CalculateUtil.java | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 49 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/xcong/excoin/utils/CalculateUtil.java b/src/main/java/com/xcong/excoin/utils/CalculateUtil.java
new file mode 100644
index 0000000..c0a3202
--- /dev/null
+++ b/src/main/java/com/xcong/excoin/utils/CalculateUtil.java
@@ -0,0 +1,49 @@
+package com.xcong.excoin.utils;
+
+
+import com.xcong.excoin.modules.member.entity.MemberEntity;
+import com.xcong.excoin.modules.platform.entity.PlatformTradeSettingEntity;
+
+import java.math.BigDecimal;
+
+/**
+ * @author helius
+ */
+public class CalculateUtil {
+
+ /**
+ * 计算预估强平价
+ *
+ * @param bondAmount 保证金
+ * @param openPrice 开仓价
+ * @param symbolSkuNumber 张数
+ * @param lotNumber 规格
+ * @param type 1:买多2：卖空
+ * @return
+ */
+ public static BigDecimal getForceSetPrice(BigDecimal bondAmount, BigDecimal openPrice, int symbolSkuNumber, BigDecimal lotNumber,
+ int type, MemberEntity member) {
+ CacheSettingUtils cacheSettingUtils = SpringContextHolder.getBean(CacheSettingUtils.class);
+ PlatformTradeSettingEntity tradeSetting = cacheSettingUtils.getTradeSetting();
+ BigDecimal forcePrice = BigDecimal.ZERO;
+ BigDecimal money = bondAmount.divide(new BigDecimal(symbolSkuNumber).multiply(lotNumber), 8, BigDecimal.ROUND_DOWN);
+ //卖空
+ if (type == 2) {
+ forcePrice = money.add(openPrice);
+ if (member.getIsProfit() == 1) {
+ //预估强平价 = 预估强平价-预估强平价*系数
+ forcePrice = forcePrice.subtract(forcePrice.multiply(tradeSetting.getForceParam()));
+ }
+ } else {//开多
+ forcePrice = openPrice.subtract(money);
+ if (member.getIsProfit() == 1) {
+ //预估强平价 = 预估强平价-预估强平价*系数
+ forcePrice = forcePrice.add(forcePrice.multiply(tradeSetting.getForceParam()));
+ }
+ }
+ if (forcePrice.compareTo(BigDecimal.ZERO) < 0) {
+ forcePrice = BigDecimal.ZERO;
+ }
+ return forcePrice;
+ }
+}
--
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