上传商品购买页面逻辑代码

lib/modules/goods/controllers/goods_base_controller.dart

@@ -99,6 +99,8 @@ abstract class GoodsBaseController extends GetxController {
 
     bool ok = false;
     String failMsg = '支付失败，请重试';
+    isPaying.value = true;
+    _startPayingTimeout();
     if (method == _PayMethod.wechat) {
       ok = await payWechat(item, onResult: (success, msg) {
         if (!success) failMsg = msg ?? failMsg;
@@ -454,9 +456,13 @@ abstract class GoodsBaseController extends GetxController {
         // 先透传给外部回调
         onResult?.call(success, msg);
         if (success) {
+          isPaying.value = false;
+          _cancelPayingTimeout();
           await _confirmOrderAndShow(orderId,
               channel: '微信', initialMessage: msg);
         } else {
+          isPaying.value = false;
+          _cancelPayingTimeout();
           _showPayResultDialog(false, msg ?? '支付失败');
         }
       },
@@ -483,9 +489,13 @@ abstract class GoodsBaseController extends GetxController {
       onResult: (success, msg) async {
         onResult?.call(success, msg);
         if (success) {
+          isPaying.value = false;
+          _cancelPayingTimeout();
           await _confirmOrderAndShow(orderId,
               channel: '支付宝', initialMessage: msg);
         } else {
+          isPaying.value = false;
+          _cancelPayingTimeout();
           _showPayResultDialog(false, msg ?? '支付失败');
         }
       },
@@ -506,9 +516,6 @@ abstract class GoodsBaseController extends GetxController {
         onResult?.call(false, '创建 Apple 订单失败');
         return false;
       }
-      isPaying.value = true;
-      _startPayingTimeout();
-
       // 使用商品id作为内购的 productId（与后台保持一致）
       final productId = item.id;
       // 解析为 App Store 的真实商品ID（支持前缀/映射）
@@ -819,7 +826,10 @@ abstract class GoodsBaseController extends GetxController {
       final host = uri.host;
       final path = uri.path;
       if (scheme == 'deepvoiceclient' && host == 'paypal') {
+        isPaying.value = false;
         if (path == '/return') {
+          isPaying.value = false;
+          _cancelPayingTimeout();
           print('[PayPal] 检测到 /return，使用 orderId 回查: $orderId');
           await _confirmOrderAndShow(
             orderId,
@@ -829,6 +839,8 @@ abstract class GoodsBaseController extends GetxController {
             intervalMs: 0,
           );
         } else if (path == '/cancel') {
+          isPaying.value = false;
+          _cancelPayingTimeout();
           _showPayResultDialog(false, '已取消支付');
         }
         // 一次性监听，处理后即取消
@@ -836,6 +848,8 @@ abstract class GoodsBaseController extends GetxController {
         _deeplinkSub = null;
       }
     }, onError: (e) {
+      isPaying.value = false;
+      _cancelPayingTimeout();
       // 忽略监听错误，保持现有轮询逻辑
     });
     return _payService.paypalPay(