Update soul-content project

app/api/payment/notify/[gateway]/route.js

@@ -0,0 +1,20 @@
+import { Order } from '../../../../models/Order';
+import { connectDB } from '../../../../lib/db';
+
+export async function POST(req, { params }) {
+  await connectDB();
+  const { gateway } = await params;
+  const data = await req.json();
+  // 根据gateway处理通知并更新订单状态
+  // 这是一个简化版本，实际需要验证签名和处理不同gateway的逻辑
+  const orderId = data.out_trade_no || data.order_id || data.metadata?.order_id;
+  
+  if (orderId) {
+    const order = await Order.findById(orderId);
+    if (order) {
+      order.status = 'paid';
+      await order.save();
+    }
+  }
+  return Response.json({ success: true });
+}