From e07fe3c785963d50bf1d84ecca4f9ae329f871cd Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Wed, 31 Mar 2021 10:46:19 +0800
Subject: [PATCH] modify

---
 src/main/java/com/xcong/excoin/modules/coin/service/impl/CoinServiceImpl.java |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/modules/coin/service/impl/CoinServiceImpl.java b/src/main/java/com/xcong/excoin/modules/coin/service/impl/CoinServiceImpl.java
index f3979ef..48bd01d 100644
--- a/src/main/java/com/xcong/excoin/modules/coin/service/impl/CoinServiceImpl.java
+++ b/src/main/java/com/xcong/excoin/modules/coin/service/impl/CoinServiceImpl.java
@@ -552,7 +552,11 @@
         if(totalProfitOrLess.compareTo(BigDecimal.ZERO) < 0){
             availableBalance = availableBalance.add(totalProfitOrLess);
         }
-        availableBalance = availableBalance.setScale(4, BigDecimal.ROUND_DOWN);
+        if(availableBalance.compareTo(BigDecimal.ZERO) > 0){
+            availableBalance = availableBalance.setScale(4, BigDecimal.ROUND_DOWN);
+        }else{
+            availableBalance = BigDecimal.ZERO;
+        }
         return Result.ok(availableBalance);
     }
 

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