From 567a8bf165fe15ddba8c8d170abf39805546f6b0 Mon Sep 17 00:00:00 2001
From: ziin <hiziying@hotmail.com>
Date: Thu, 11 Dec 2025 14:38:53 +0800
Subject: [PATCH] =?UTF-8?q?feat(wallet):=20=E6=96=B0=E5=A2=9E=E4=BD=99?=
 =?UTF-8?q?=E9=A2=9D=E6=A0=BC=E5=BC=8F=E5=8C=96=E6=98=BE=E7=A4=BA=E5=AD=97?=
 =?UTF-8?q?=E6=AE=B5?=
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在响应对象中添加 balanceDisplay 字段，用于返回“K”缩写格式的大额余额，
---
 .../vo/wallet/KeyboardUserWalletRespVO.java   |  6 ++++++
 .../impl/KeyboardUserWalletServiceImpl.java   | 20 ++++++++++---------
 src/main/resources/application-dev.yml        |  2 +-
 3 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/src/main/java/com/yolo/keyborad/model/vo/wallet/KeyboardUserWalletRespVO.java b/src/main/java/com/yolo/keyborad/model/vo/wallet/KeyboardUserWalletRespVO.java
index 800f6a9..7869476 100644
--- a/src/main/java/com/yolo/keyborad/model/vo/wallet/KeyboardUserWalletRespVO.java
+++ b/src/main/java/com/yolo/keyborad/model/vo/wallet/KeyboardUserWalletRespVO.java
@@ -17,4 +17,10 @@ public class KeyboardUserWalletRespVO {
      */
     @Schema(description = "余额")
     private BigDecimal balance;
+
+    /**
+     * 格式化后的余额显示
+     */
+    @Schema(description = "格式化后的余额显示")
+    private String balanceDisplay;
 }
diff --git a/src/main/java/com/yolo/keyborad/service/impl/KeyboardUserWalletServiceImpl.java b/src/main/java/com/yolo/keyborad/service/impl/KeyboardUserWalletServiceImpl.java
index 1c948a0..e863d5e 100644
--- a/src/main/java/com/yolo/keyborad/service/impl/KeyboardUserWalletServiceImpl.java
+++ b/src/main/java/com/yolo/keyborad/service/impl/KeyboardUserWalletServiceImpl.java
@@ -1,8 +1,5 @@
 package com.yolo.keyborad.service.impl;
 
-import cn.hutool.core.bean.BeanUtil;
-import com.yolo.keyborad.common.ErrorCode;
-import com.yolo.keyborad.exception.BusinessException;
 import com.yolo.keyborad.model.vo.wallet.KeyboardUserWalletRespVO;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -28,12 +25,17 @@ public class KeyboardUserWalletServiceImpl extends ServiceImpl<KeyboardUserWalle
                 .eq(KeyboardUserWallet::getUserId, userId)
                 .one();
         KeyboardUserWalletRespVO respVO = new KeyboardUserWalletRespVO();
-        if (wallet == null) {
-            // 如果用户没有钱包记录，返回余额为0
-            respVO.setBalance(BigDecimal.ZERO);
-        } else {
-            respVO.setBalance(wallet.getBalance());
-        }
+        BigDecimal balance = (wallet == null) ? BigDecimal.ZERO : wallet.getBalance();
+        respVO.setBalance(balance);
+        respVO.setBalanceDisplay(formatBalance(balance));
         return respVO;
     }
+
+    private String formatBalance(BigDecimal balance) {
+        if (balance.compareTo(new BigDecimal("10000")) >= 0) {
+            BigDecimal kValue = balance.divide(new BigDecimal("1000"), 2, BigDecimal.ROUND_HALF_UP);
+            return kValue.stripTrailingZeros().toPlainString() + "K";
+        }
+        return balance.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString();
+    }
 }
diff --git a/src/main/resources/application-dev.yml b/src/main/resources/application-dev.yml
index 140e733..f86a8b1 100644
--- a/src/main/resources/application-dev.yml
+++ b/src/main/resources/application-dev.yml
@@ -87,7 +87,7 @@ sa-token:
   # token 最低活跃频率（单位：秒），如果 token 超过此时间没有访问系统就会被冻结，默认-1 代表不限制，永不冻结
   active-timeout: -1
   # 是否允许同一账号多地同时登录 （为 true 时允许一起登录, 为 false 时新登录挤掉旧登录）
-  is-concurrent: false
+  is-concurrent: true
   # 在多人登录同一账号时，是否共用一个 token （为 true 时所有登录共用一个 token, 为 false 时每次登录新建一个 token）
   is-share: false
   # token 风格（默认可取值：uuid、simple-uuid、random-32、random-64、random-128、tik）