From 458ff544df46a0b03e891454698a256b35610f98 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Tue, 11 Aug 2020 18:33:37 +0800
Subject: [PATCH] modify whole submit order

---
 src/main/java/com/xcong/excoin/utils/CalculateUtil.java |   17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/utils/CalculateUtil.java b/src/main/java/com/xcong/excoin/utils/CalculateUtil.java
index 2e0e201..65e5cac 100644
--- a/src/main/java/com/xcong/excoin/utils/CalculateUtil.java
+++ b/src/main/java/com/xcong/excoin/utils/CalculateUtil.java
@@ -16,7 +16,7 @@
     /**
      * 计算预估强平价
      *
-     * @param bondAmount        保证金
+     * @param bondAmount      保证金
      * @param openPrice       开仓价
      * @param symbolSkuNumber 张数
      * @param lotNumber       规格
@@ -47,4 +47,19 @@
         }
         return forcePrice;
     }
+
+    /**
+     * 计算保证金 -- 建仓价*规格*手数*(1/杠杆倍率)
+     *
+     * @param openingPrice 开仓价
+     * @param lotNumber    规格
+     * @param symbolCnt    张数
+     * @param leverRatio   杠杆倍率
+     * @return
+     */
+    public static BigDecimal getBondAmount(BigDecimal openingPrice, BigDecimal lotNumber, Integer symbolCnt, Integer leverRatio) {
+        return openingPrice.multiply(lotNumber).multiply(new BigDecimal(symbolCnt))
+                .multiply(BigDecimal.ONE.divide(new BigDecimal(leverRatio)))
+                .setScale(8, BigDecimal.ROUND_DOWN);
+    }
 }

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