优化登录逻辑和倒计时逻辑，优化钱包刷新

lib/controller/mine/login_controller.dart

@@ -1,12 +1,13 @@
 import 'dart:async';
 import 'package:dating_touchme_app/controller/global.dart';
+import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:get_storage/get_storage.dart';
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
 import '../../network/user_api.dart';
 import 'user_controller.dart';
 
-class LoginController extends GetxController {
+class LoginController extends GetxController with WidgetsBindingObserver {
   // 手机号输入
   final phoneNumber = ''.obs;
   // 验证码输入
@@ -18,6 +19,10 @@ class LoginController extends GetxController {
   // 是否正在登录中
   final isLoggingIn = false.obs;
 
+  DateTime? startTime;
+
+  Timer? codeTimer;
+
   // 从GetX依赖注入中获取UserApi实例
   late UserApi _userApi;
   // GetStorage实例，用于存储token等信息
@@ -28,6 +33,22 @@ class LoginController extends GetxController {
     super.onInit();
     // 从全局依赖中获取UserApi
     _userApi = Get.find<UserApi>();
+
+    WidgetsBinding.instance.addObserver(this);
+  }
+
+  @override
+  void onClose() {
+    super.onClose();
+    WidgetsBinding.instance.removeObserver(this);
+    codeTimer?.cancel();
+  }
+
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    if (state == AppLifecycleState.resumed) {
+      _recalcLeftSeconds(); // 回到前台时根据真实时间重新算一遍
+    }
   }
 
   // 获取验证码
@@ -69,8 +90,9 @@ class LoginController extends GetxController {
 
   // 开始倒计时
   void startCountdown() {
+    startTime = DateTime.now();
     countdownSeconds.value = 60;
-    Timer.periodic(const Duration(seconds: 1), (timer) {
+    codeTimer = Timer.periodic(const Duration(seconds: 1), (timer) {
       countdownSeconds.value--;
       if (countdownSeconds.value <= 0) {
         timer.cancel();
@@ -78,6 +100,24 @@ class LoginController extends GetxController {
     });
   }
 
+
+
+  void _recalcLeftSeconds() {
+
+    if (startTime == null) return;
+
+    final now = DateTime.now();
+    final diff = now.difference(startTime!).inSeconds;
+    final left = 60 - diff;
+
+    if (left <= 0) {
+      countdownSeconds.value = 0;
+      codeTimer?.cancel();
+    } else {
+      countdownSeconds.value = left;
+    }
+  }
+
   // 清除错误信息 - 由于使用SmartDialog，此方法不再需要
   // void clearErrorMessage() {}
 

lib/pages/mine/login_page.dart

@@ -1,5 +1,6 @@
 import 'package:dating_touchme_app/generated/assets.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
 import 'package:get/get.dart';
@@ -77,6 +78,10 @@ class LoginPage extends StatelessWidget {
                                 counterText: '',
                               ),
                               keyboardType: TextInputType.phone,
+                              inputFormatters: [
+                                // 只允许 0-9
+                                FilteringTextInputFormatter.digitsOnly,
+                              ],
                               maxLength: 11,
                               onChanged: (value) {
                                 controller.phoneNumber.value = value;

lib/pages/mine/my_wallet_page.dart

@@ -49,6 +49,7 @@ class MyWalletPage extends StatelessWidget {
               controller.page.value = 1;
               controller.walletHistoryList.clear();
               await controller.getHistoryList();
+              await controller.getWalletData();
               controller.listRefreshController.finishRefresh(IndicatorResult.success);
               controller.listRefreshController.finishLoad(IndicatorResult.none);
             },