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app/main/api/internal/service/xpayProductMapping.go

@@ -0,0 +1,37 @@
+package service
+
+// XpayProductIdMap 微信道具 productId（QCXG*）→ 本系统 product_en（toc_*）
+// mp 后台道具 id 须与左侧 QCXG 编码一致；支付签名 productId 使用 QCXG，业务订单仍用 product_en。
+var XpayProductIdMap = map[string]string{
+	"QCXG6B4E": "toc_VehicleClaimVerify",
+	"QCXGP00W": "toc_VehicleClaimDetail",
+	"QCXG3Z3L": "toc_VehicleMaintenanceDetail",
+	"QCXG3Y6B": "toc_VehicleMaintenanceSimple",
+	"QCXG4I1Z": "toc_VehicleTransferDetail",
+	"QCXG1H7Y": "toc_VehicleTransferSimple",
+	"QCXGY7F2": "toc_VehicleVinValuation",
+	"QCXG1U4U": "toc_VehicleMileageMixed",
+	"QCXG5U0Z": "toc_VehicleStaticInfo",
+	"QCXG4D2E": "toc_VehiclesUnderNameCount",
+	"QCXG9P1C": "toc_VehiclesUnderNamePlate",
+	"QCXGYTS2": "toc_PersonVehicleVerificationDetail",
+	"QCXGGB2Q": "toc_PersonVehicleVerification",
+	"QCXG7A2B": "toc_VehiclesUnderName",
+}
+
+var xpayProductEnToId map[string]string
+
+func init() {
+	xpayProductEnToId = make(map[string]string, len(XpayProductIdMap))
+	for xpayID, productEn := range XpayProductIdMap {
+		xpayProductEnToId[productEn] = xpayID
+	}
+}
+
+// ResolveXpayProductId 将 product_en 转为 mp 道具 id；未配置时回退 product_en 本身。
+func ResolveXpayProductId(productEn string) string {
+	if id, ok := xpayProductEnToId[productEn]; ok {
+		return id
+	}
+	return productEn
+}