From 4b9ac0598fbcbfdd8a039dec3241143ac3c93f42 Mon Sep 17 00:00:00 2001
From: yml2213 <a2213290201@gmail.com>
Date: Wed, 10 Jun 2026 21:03:41 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=8B=89=E5=8D=A1=E6=8B=89?=
 =?UTF-8?q?=E9=80=80=E6=AC=BE=E6=88=90=E5=8A=9F=E7=8A=B6=E6=80=81=E8=AF=86?=
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---
 .../integrations/payment/lakala/client.go     | 14 +++++++-----
 .../payment/lakala/client_test.go             | 22 +++++++++++++++++++
 2 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/backend/internal/integrations/payment/lakala/client.go b/backend/internal/integrations/payment/lakala/client.go
index ac61fe0..1780193 100644
--- a/backend/internal/integrations/payment/lakala/client.go
+++ b/backend/internal/integrations/payment/lakala/client.go
@@ -612,17 +612,21 @@ func normalizePaymentStatus(raw map[string]string) string {
 
 func normalizeRefundStatus(raw map[string]string) string {
 	value := strings.ToUpper(firstNonEmpty(raw["refund_status"], raw["trade_state"], raw["trade_status"], raw["status"]))
-	if value == "" && responseOK(raw) {
-		return "refunded"
-	}
 	switch value {
 	case "SUCCESS", "REFUND_SUCCESS", "TRADE_SUCCESS", "REFUNDED", "S", "11":
 		return "refunded"
 	case "FAIL", "FAILED", "REFUND_FAIL", "TRADE_FAIL", "F", "12":
 		return "failed"
-	default:
-		return "refunding"
 	}
+	if hasSuccessResponseCode(raw) {
+		return "refunded"
+	}
+	return "refunding"
+}
+
+func hasSuccessResponseCode(raw map[string]string) bool {
+	code := firstNonEmpty(raw["code"], raw["resp_code"], raw["result_code"], raw["return_code"])
+	return code != "" && responseOK(raw)
 }
 
 func responseOK(raw map[string]string) bool {
diff --git a/backend/internal/integrations/payment/lakala/client_test.go b/backend/internal/integrations/payment/lakala/client_test.go
index ed80cd8..9604399 100644
--- a/backend/internal/integrations/payment/lakala/client_test.go
+++ b/backend/internal/integrations/payment/lakala/client_test.go
@@ -87,6 +87,28 @@ func TestNormalizeRefundStatusTreatsSuccessCodeAsRefunded(t *testing.T) {
 	}
 }
 
+func TestNormalizeRefundStatusTreatsSuccessCodeWithRefundingAsRefunded(t *testing.T) {
+	status := normalizeRefundStatus(map[string]string{
+		"code":          "BBS00000",
+		"msg":           "成功",
+		"status":        "refunding",
+		"refund_amount": "960",
+		"trade_no":      "20260610110110001231120132051564",
+	})
+	if status != "refunded" {
+		t.Fatalf("normalizeRefundStatus() = %q, want refunded", status)
+	}
+}
+
+func TestNormalizeRefundStatusKeepsUnknownWithoutCodeAsRefunding(t *testing.T) {
+	status := normalizeRefundStatus(map[string]string{
+		"status": "processing",
+	})
+	if status != "refunding" {
+		t.Fatalf("normalizeRefundStatus() = %q, want refunding", status)
+	}
+}
+
 func TestCreatePaymentOmitsCounterParamWhenPayModeBlank(t *testing.T) {
 	body := captureCreatePaymentBody(t, "")
 	reqData := body["req_data"].(map[string]any)