From a9f61328a0c8571bb8a0494cd107e757afdee713 Mon Sep 17 00:00:00 2001
From: mxyhi <mxyhi@qq.com>
Date: Thu, 30 Oct 2025 13:08:26 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix(order):=20=E5=BC=80=E4=BB=93?=
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- 先在开仓前取消所有挂单，防止残留挂单导致仓位叠加
- 取消挂单失败时记录警告，但仍继续开仓
---
 trader/aster_trader.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/trader/aster_trader.go b/trader/aster_trader.go
index e3a96aed..b821be61 100644
--- a/trader/aster_trader.go
+++ b/trader/aster_trader.go
@@ -522,6 +522,11 @@ func (t *AsterTrader) GetPositions() ([]map[string]interface{}, error) {
 
 // OpenLong 开多单
 func (t *AsterTrader) OpenLong(symbol string, quantity float64, leverage int) (map[string]interface{}, error) {
+	// 开仓前先取消所有挂单,防止残留挂单导致仓位叠加
+	if err := t.CancelAllOrders(symbol); err != nil {
+		log.Printf("  ⚠ 取消挂单失败(继续开仓): %v", err)
+	}
+
 	// 先设置杠杆
 	if err := t.SetLeverage(symbol, leverage); err != nil {
 		return nil, fmt.Errorf("设置杠杆失败: %w", err)
@@ -584,6 +589,11 @@ func (t *AsterTrader) OpenLong(symbol string, quantity float64, leverage int) (m
 
 // OpenShort 开空单
 func (t *AsterTrader) OpenShort(symbol string, quantity float64, leverage int) (map[string]interface{}, error) {
+	// 开仓前先取消所有挂单,防止残留挂单导致仓位叠加
+	if err := t.CancelAllOrders(symbol); err != nil {
+		log.Printf("  ⚠ 取消挂单失败(继续开仓): %v", err)
+	}
+
 	// 先设置杠杆
 	if err := t.SetLeverage(symbol, leverage); err != nil {
 		return nil, fmt.Errorf("设置杠杆失败: %w", err)