1

2026-06-15 10:00:14 +08:00
parent 105968f1f7
commit fb4f59962b
2 changed files with 54 additions and 14 deletions
@@ -176,8 +176,10 @@ async def wechat_callback(request: Request, db: AsyncSession = Depends(get_db)):
        
        decrypted_data = json.loads(decrypted_str)
        
+        event_type = body_data.get("event_type", "")
+        
        # 处理支付成功回调
-        if body_data.get("event_type") == "TRANSACTION.SUCCESS":
+        if event_type == "TRANSACTION.SUCCESS":
            order_no = decrypted_data.get("out_trade_no", "")
            transaction_id = decrypted_data.get("transaction_id", "")
            amount_info = decrypted_data.get("amount", {})
@@ -190,6 +192,30 @@ async def wechat_callback(request: Request, db: AsyncSession = Depends(get_db)):
                    f"transaction_id={transaction_id}, amount={total_amount}"
                )
        
+        # 处理退款回调
+        elif event_type == "REFUND.SUCCESS":
+            order_no = decrypted_data.get("out_trade_no", "")
+            refund_id = decrypted_data.get("refund_id", "")
+            refund_status = decrypted_data.get("status", "")
+            
+            if order_no and refund_status == "SUCCESS":
+                # 更新订单状态为已退款
+                from app.models import PaymentOrder
+                from sqlalchemy import select
+                
+                result = await db.execute(select(PaymentOrder).where(PaymentOrder.order_no == order_no))
+                order = result.scalar_one_or_none()
+                
+                if order and order.status == "refunding":
+                    order.status = "refunded"
+                    order.transaction_id = refund_id
+                    await db.commit()
+                    
+                    logger.info(
+                        f"WeChat refund callback processed: order_no={order_no}, "
+                        f"refund_id={refund_id}, status={refund_status}"
+                    )
+        
        return {"code": "SUCCESS", "message": "OK"}
    except Exception as e:
        logger.exception(f"WeChat callback processing error: {e}")