拉卡拉增加不限制支付方式

backend/internal/integrations/payment/lakala/client.go

@@ -169,7 +169,7 @@ func (c *Client) CreatePayment(ctx context.Context, req CreatePaymentRequest) (*
 		return nil, err
 	}
 	payWay := firstNonEmpty(req.PayWay, c.cfg.PayWay, "ZFBZF")
-	payMode := firstNonEmpty(c.cfg.PayMode, payModeFromPayWay(payWay), "ALIPAY")
+	payMode := normalizeCounterPayMode(c.cfg.PayMode)
 	expireMinutes := c.cfg.OrderExpireMinutes
 	if expireMinutes <= 0 {
 		expireMinutes = 15
@@ -183,9 +183,11 @@ func (c *Client) CreatePayment(ctx context.Context, req CreatePaymentRequest) (*
 		"support_refund":       1,
 		"support_repeat_pay":   1,
 		"support_cancel":       0,
-		"counter_param":        fmt.Sprintf(`{"pay_mode":"%s"}`, payMode),
 		"order_info":           sanitizeText(req.Body, 128),
 	}
+	if payMode != "" {
+		reqData["counter_param"] = fmt.Sprintf(`{"pay_mode":"%s"}`, payMode)
+	}
 	if c.cfg.TermNo != "" {
 		reqData["term_no"] = c.cfg.TermNo
 	}
@@ -710,6 +712,15 @@ func payModeFromPayWay(payWay string) string {
 	}
 }
 
+func normalizeCounterPayMode(value string) string {
+	switch strings.ToUpper(strings.TrimSpace(value)) {
+	case "", "AUTO", "ALL", "NONE", "UNLIMITED":
+		return ""
+	default:
+		return strings.ToUpper(strings.TrimSpace(value))
+	}
+}
+
 func sanitizeText(value string, maxRunes int) string {
 	value = strings.TrimSpace(value)
 	if value == "" || maxRunes <= 0 {