's'

app/payment/base.py

@@ -0,0 +1,59 @@
+"""
+支付渠道抽象基类
+定义统一的支付接口，便于切换不同支付渠道（XorPay、ZPAY 等）
+"""
+from abc import ABC, abstractmethod
+from typing import Any, Dict, Optional
+
+
+class PaymentProvider(ABC):
+    """支付渠道抽象基类"""
+
+    @property
+    @abstractmethod
+    def name(self) -> str:
+        """支付渠道名称"""
+        pass
+
+    @abstractmethod
+    def create_order(
+        self,
+        *,
+        order_id: str,
+        name: str,
+        total_fee_yuan: str,
+        pay_type: str,
+        notify_url: str,
+        return_url: Optional[str] = None,
+        client_ip: Optional[str] = None,
+        extra: Optional[Dict[str, Any]] = None,
+    ) -> Dict[str, Any]:
+        """
+        创建支付订单
+        :return: 包含支付跳转信息等，格式由各渠道自定义
+        """
+        pass
+
+    @abstractmethod
+    def verify_notify(self, data: Dict[str, Any]) -> bool:
+        """验证异步通知签名"""
+        pass
+
+    @abstractmethod
+    def parse_notify(self, data: Dict[str, Any]) -> Dict[str, Any]:
+        """
+        解析异步通知，提取统一字段
+        :return: {
+            "order_id": str,      # 商户订单号
+            "trade_no": str,      # 渠道订单号
+            "pay_price": str,     # 实付金额（元）
+            "pay_time": str,      # 支付时间
+            "trade_status": str,  # 支付状态
+        }
+        """
+        pass
+
+    @abstractmethod
+    def success_response(self) -> str:
+        """异步通知成功时需返回的字符串（如 'ok' 或 'success'）"""
+        pass