a

backend/api/routes/account.py

@@ -311,7 +311,9 @@ async def get_realtime_positions():
 async def close_position(symbol: str):
     """手动平仓指定交易对的持仓"""
     try:
+        logger.info(f"=" * 60)
         logger.info(f"收到平仓请求: {symbol}")
+        logger.info(f"=" * 60)
         
         # 从数据库读取API密钥
         api_key = TradingConfig.get_value('BINANCE_API_KEY')
@@ -328,27 +330,36 @@ async def close_position(symbol: str):
             from binance_client import BinanceClient
             from risk_manager import RiskManager
             from position_manager import PositionManager
-        except ImportError:
+            logger.info("✓ 成功导入交易系统模块")
+        except ImportError as import_error:
+            logger.warning(f"首次导入失败: {import_error}，尝试从trading_system路径导入")
             trading_system_path = project_root / 'trading_system'
             sys.path.insert(0, str(trading_system_path))
             from binance_client import BinanceClient
             from risk_manager import RiskManager
             from position_manager import PositionManager
+            logger.info("✓ 从trading_system路径导入成功")
         
         # 创建客户端和仓位管理器
+        logger.info(f"创建BinanceClient (testnet={use_testnet})...")
         client = BinanceClient(
             api_key=api_key,
             api_secret=api_secret,
             testnet=use_testnet
         )
         
+        logger.info("连接币安API...")
         await client.connect()
+        logger.info("✓ 币安API连接成功")
         
         try:
+            logger.info("初始化RiskManager和PositionManager...")
             risk_manager = RiskManager(client)
             position_manager = PositionManager(client, risk_manager)
+            logger.info("✓ 管理器初始化成功")
             
             # 执行平仓（reason='manual' 表示手动平仓）
+            logger.info(f"开始执行平仓操作: {symbol}...")
             success = await position_manager.close_position(symbol, reason='manual')
             
             if success:
@@ -366,11 +377,16 @@ async def close_position(symbol: str):
                     "status": "failed"
                 }
         finally:
+            logger.info("断开币安API连接...")
             await client.disconnect()
+            logger.info("✓ 已断开连接")
             
     except HTTPException:
         raise
     except Exception as e:
         error_msg = f"平仓失败: {str(e)}"
-        logger.error(error_msg, exc_info=True)
+        logger.error("=" * 60)
+        logger.error(f"平仓操作异常: {error_msg}")
+        logger.error(f"错误类型: {type(e).__name__}")
+        logger.error("=" * 60, exc_info=True)
         raise HTTPException(status_code=500, detail=error_msg)

frontend/src/components/StatsDashboard.jsx

@@ -35,7 +35,9 @@ const StatsDashboard = () => {
     setMessage('')
     
     try {
+      console.log(`开始平仓 ${symbol}...`)
       const result = await api.closePosition(symbol)
+      console.log('平仓结果:', result)
       setMessage(result.message || `${symbol} 平仓成功`)
       
       // 立即刷新数据
@@ -46,8 +48,9 @@ const StatsDashboard = () => {
         setMessage('')
       }, 3000)
     } catch (error) {
-      setMessage(`平仓失败: ${error.message}`)
       console.error('Close position error:', error)
+      const errorMessage = error.message || error.toString() || '平仓失败，请检查网络连接或后端服务'
+      setMessage(`平仓失败: ${errorMessage}`)
       
       // 错误消息5秒后清除
       setTimeout(() => {

trading_system/position_manager.py

@@ -90,10 +90,10 @@ class PositionManager:
             # 设置杠杆
             await self.client.set_leverage(symbol, leverage)
             
-            # 计算仓位大小
+            # 计算仓位大小（传入实际使用的杠杆）
             logger.info(f"开始为 {symbol} 计算仓位大小...")
             quantity = await self.risk_manager.calculate_position_size(
-                symbol, change_percent
+                symbol, change_percent, leverage=leverage
             )
             
             if quantity is None:

trading_system/risk_manager.py

@@ -205,7 +205,8 @@ class RiskManager:
     async def calculate_position_size(
         self, 
         symbol: str, 
-        change_percent: float
+        change_percent: float,
+        leverage: Optional[int] = None
     ) -> Optional[float]:
         """
         根据涨跌幅和风险参数计算合适的仓位大小
@@ -303,21 +304,22 @@ class RiskManager:
             
             # 检查最小保证金要求（避免手续费侵蚀收益）
             min_margin_usdt = self.config.get('MIN_MARGIN_USDT', 0.5)  # 默认0.5 USDT
-            leverage = self.config.get('LEVERAGE', 10)
+            # 使用传入的实际杠杆，如果没有传入则使用配置的基础杠杆
+            actual_leverage = leverage if leverage is not None else self.config.get('LEVERAGE', 10)
             
             # 计算实际需要的保证金 = 仓位价值 / 杠杆
-            required_margin = position_value / leverage
-            logger.info(f"  计算保证金: {required_margin:.4f} USDT (仓位价值: {position_value:.2f} USDT / 杠杆: {leverage}x)")
+            required_margin = position_value / actual_leverage
+            logger.info(f"  计算保证金: {required_margin:.4f} USDT (仓位价值: {position_value:.2f} USDT / 杠杆: {actual_leverage}x)")
             
             if required_margin < min_margin_usdt:
                 # 保证金不足，需要增加仓位价值
-                required_position_value = min_margin_usdt * leverage
+                required_position_value = min_margin_usdt * actual_leverage
                 logger.warning(
                     f"  ⚠ 保证金 {required_margin:.4f} USDT < 最小保证金要求 {min_margin_usdt:.2f} USDT"
                 )
                 logger.info(
                     f"  需要的最小仓位价值: {required_position_value:.2f} USDT "
-                    f"(最小保证金 {min_margin_usdt:.2f} USDT × 杠杆 {leverage}x)"
+                    f"(最小保证金 {min_margin_usdt:.2f} USDT × 杠杆 {actual_leverage}x)"
                 )
                 
                 # 检查是否可以使用更大的仓位价值（但不超过最大仓位限制）
@@ -332,7 +334,7 @@ class RiskManager:
                     )
                 else:
                     # 即使使用最大仓位也无法满足最小保证金要求
-                    max_margin = max_position_value / leverage
+                    max_margin = max_position_value / actual_leverage
                     logger.warning(
                         f"  ❌ 无法满足最小保证金要求: "
                         f"需要 {min_margin_usdt:.2f} USDT 保证金 (仓位价值 {required_position_value:.2f} USDT)，"
@@ -348,12 +350,12 @@ class RiskManager:
             # 检查是否通过风险控制
             logger.info(f"  检查仓位大小是否符合风险控制要求...")
             if await self.check_position_size(symbol, quantity):
-                final_margin = (quantity * current_price) / leverage
+                final_margin = (quantity * current_price) / actual_leverage
                 logger.info(
                     f"✓ {symbol} 仓位计算成功: {quantity:.4f} "
                     f"(仓位价值: {position_value:.2f} USDT, "
                     f"名义价值: {quantity * current_price:.2f} USDT, "
-                    f"保证金: {final_margin:.4f} USDT)"
+                    f"保证金: {final_margin:.4f} USDT, 杠杆: {actual_leverage}x)"
                 )
                 return quantity
             else: