feat: 更新支付模块 (Stripe/PayPal/PingPong) 和 uni-app 配置

backend/app/services/payment.py

@@ -35,14 +35,29 @@ GATEWAY_MAP: Dict[str, PaymentGateway] = {}
 def init_gateways():
     if settings.PAY_API_KEY:
         GATEWAY_MAP["unified"] = UnifiedPayService()
+    if settings.STRIPE_SECRET_KEY:
+        from app.services.stripe_pay import StripePaymentService
+        GATEWAY_MAP["stripe"] = StripePaymentService()
+    if settings.PAYPAL_CLIENT_ID and settings.PAYPAL_CLIENT_SECRET:
+        from app.services.paypal_pay import PayPalPaymentService
+        GATEWAY_MAP["paypal"] = PayPalPaymentService()
+    if settings.PINGPONG_CLIENT_ID and settings.PINGPONG_ACC_ID and settings.PINGPONG_SECRET_KEY:
+        from app.services.pingpong_pay import PingPongCheckoutService
+        GATEWAY_MAP["pingpong"] = PingPongCheckoutService()
 
 
 def get_gateway(pay_type: str) -> PaymentGateway:
     gw = GATEWAY_MAP.get("unified")
+    if pay_type in ("card", "stripe", "alipay_stripe", "wechat_stripe"):
+        gw = GATEWAY_MAP.get("stripe") or gw
+    if pay_type in ("paypal",):
+        gw = GATEWAY_MAP.get("paypal") or gw
+    if pay_type in ("pingpong",):
+        gw = GATEWAY_MAP.get("pingpong") or gw
     if not gw:
-        raise ValueError("支付网关未配置，请设置 PAY_API_KEY")
+        raise ValueError("支付网关未配置，请设置 PAY_API_KEY / STRIPE_SECRET_KEY / PAYPAL_CLIENT_ID / PINGPONG 配置")
     if not gw.supports(pay_type):
-        raise ValueError(f"支付方式 {pay_type} 不被支持（仅支持 alipay/wechat）")
+        raise ValueError(f"支付方式 {pay_type} 不被支持")
     return gw