From c01f7e2a906c736a11317aa2fda3b78e7a22fb32 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Fri, 24 Sep 2021 20:00:22 +0800
Subject: [PATCH] add transfer and withdrawal

---
 src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallMemberWalletServiceImpl.java |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallMemberWalletServiceImpl.java b/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallMemberWalletServiceImpl.java
index 8066dfb..e2c2815 100644
--- a/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallMemberWalletServiceImpl.java
+++ b/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallMemberWalletServiceImpl.java
@@ -23,7 +23,23 @@
 
     @Override
     public void addBalance(BigDecimal amount, Long memberId) {
+        int i = 0;
+        boolean flag = true;
 
+        while (flag) {
+            i++;
+            MallMemberWallet wallet = this.baseMapper.selectWalletByMemberId(memberId);
+            wallet.setBalance(wallet.getBalance().add(amount));
+
+            int result = this.baseMapper.updateBalanceWithVersion(wallet);
+            if (result > 0) {
+                flag = false;
+            } else {
+                if (i > 2) {
+                    throw new FebsException("余额增加失败");
+                }
+            }
+        }
     }
 
     @Override

--
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