refactor(登录): 移除验证码视图并简化控制器状态管理

移除登录流程中的验证码输入页面，将登录简化为单一步骤。删除 LoginViewState 枚举及相关状态变量，清理不再使用的 UI 组件和方法，使代码结构更清晰。

lib/modules/login/controllers/login_controller.dart

@@ -24,11 +24,6 @@ import '../../../data/services/version_update_service.dart';
 import '../../../modules/common/widgets/privacy_policy_dialog.dart';
 import '../constants/country_codes.dart';
 
-enum LoginViewState {
-  welcome, // 欢迎页面
-  verification // 验证码页面
-}
-
 class LoginController extends GetxController {
   static LoginController get to => Get.find();
   final GetStorage _storage = GetStorage();
@@ -73,20 +68,12 @@ class LoginController extends GetxController {
   }
 
   // 状态管理
-  final _viewState = LoginViewState.welcome.obs;
   final _isLoading = false.obs;
   final _countdownSeconds = 0.obs;
-  final _contactValue = ''.obs;
-  final _displayContact = ''.obs;
-  final _verificationCode = ['', '', '', ''].obs;
   int loginType = 0;
   // Getters
-  LoginViewState get viewState => _viewState.value;
   bool get isLoading => _isLoading.value;
   int get countdownSeconds => _countdownSeconds.value;
-  String get contactValue => _contactValue.value;
-  String get displayContact => _displayContact.value;
-  List<String> get verificationCode => _verificationCode;
   final versionService = VersionUpdateService.to;
 
   // 文本控制器 - 延迟初始化
@@ -107,8 +94,6 @@ class LoginController extends GetxController {
   @override
   void onInit() {
     super.onInit();
-    _viewState.value = LoginViewState.welcome;
-
     // 初始化控制器
     _contactController = TextEditingController();
     _verificationCodeController = TextEditingController();
@@ -297,78 +282,9 @@ class LoginController extends GetxController {
       return;
     }
 
-    _contactValue.value = contactController.text;
-    _formatDisplayContact();
-    _sendVerificationCode();
-  }
-
-  // 使用验证码直接登录
-  void loginWithVerificationCode() {
-    _isLoading.value = true;
-
-    // 模拟验证过程
-    Future.delayed(const Duration(seconds: 2), () {
-      _isLoading.value = false;
-      // 验证成功，跳转到配对页面
-      Get.offAllNamed(Routes.pairing);
-    });
-  }
-
-  // 切换到验证码页面
-  void showVerificationView() {
-    _syncContactLoginType();
-    if (contactController.text.isEmpty) {
-      Get.snackbar(
-        'tip'.tr,
-        'pleaseEnterContactInfo'.tr,
-        snackPosition: SnackPosition.TOP,
-        backgroundColor: Colors.red.withOpacity(0.1),
-        colorText: Colors.red,
-      );
-      return;
-    }
-
-    _contactValue.value = contactController.text;
-    _formatDisplayContact();
-    _viewState.value = LoginViewState.verification;
-
     _sendVerificationCode();
   }
 
-  // 返回欢迎页面
-  void showWelcomeView() {
-    _viewState.value = LoginViewState.welcome;
-    _resetVerificationCode();
-  }
-
-  // 格式化显示的联系方式（隐藏部分字符）
-  void _formatDisplayContact() {
-    String contact = _contactValue.value;
-    if (contact.contains('@')) {
-      // 邮箱逻辑保持不变
-      final parts = contact.split('@');
-      if (parts[0].length > 3) {
-        _displayContact.value = parts[0].substring(0, 3) + '****@' + parts[1];
-      } else {
-        _displayContact.value = contact;
-      }
-      loginType = 0;
-    } else if (RegExp(r'^\d+$').hasMatch(contact)) {
-      // 手机号格式化时包含国家编码
-      if (contact.length > 7) {
-        _displayContact.value = '$selectedCountryCode ' +
-            contact.substring(0, 3) +
-            '****' +
-            contact.substring(contact.length - 4);
-      } else {
-        _displayContact.value = '$selectedCountryCode $contact';
-      }
-      loginType = 1;
-    } else {
-      _displayContact.value = contact;
-    }
-  }
-
   // 开始倒计时
   void _startCountdown() {
     _countdownSeconds.value = 60;
@@ -406,29 +322,6 @@ class LoginController extends GetxController {
     }
   }
 
-  // 重新发送验证码
-  void resendVerificationCode() {
-    _syncContactLoginType();
-    if (_countdownSeconds.value > 0) return;
-    _startCountdown();
-    _sendVerificationCode();
-  }
-
-  // 更新验证码输入
-  void updateVerificationCode(int index, String value) {
-    Logger().d("updateVerificationCode=$index$value");
-    if (index >= 0 && index < 4) {
-      var newList = [..._verificationCode];
-      newList[index] = value;
-      _verificationCode.value = newList;
-    }
-  }
-
-  // 重置验证码
-  void _resetVerificationCode() {
-    _verificationCode.value = ['', '', '', ''];
-  }
-
   // 检查邮箱格式
   bool isEmailContactController() {
     // 检查每个元素是否为单个字母或数字字符

lib/modules/login/views/login_view.dart

@@ -4,7 +4,6 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import '../controllers/login_controller.dart';
 import '../../common/webview_page.dart';
-import 'package:get_storage/get_storage.dart';
 
 class LoginView extends GetView<LoginController> {
   const LoginView({Key? key}) : super(key: key);
@@ -20,9 +19,7 @@ class LoginView extends GetView<LoginController> {
       child: Scaffold(
         backgroundColor: isDarkMode ? Colors.black : Colors.grey[50],
         body: SafeArea(
-          child: Obx(() => controller.viewState == LoginViewState.welcome
+          child: _buildWelcomeView(isDarkMode),
-              ? _buildWelcomeView(isDarkMode)
-              : _buildVerificationView(context, isDarkMode)),
         ),
       ),
     );
@@ -66,44 +63,6 @@ class LoginView extends GetView<LoginController> {
     );
   }
 
-  // 验证码页面
-  Widget _buildVerificationView(BuildContext context, bool isDarkMode) {
-    return Padding(
-      padding: EdgeInsets.all(24.w),
-      child: SingleChildScrollView(
-        physics: const BouncingScrollPhysics(),
-        child: Column(
-          crossAxisAlignment: CrossAxisAlignment.start,
-          children: [
-            // 返回按钮
-            _buildBackButton(isDarkMode),
-
-            // 验证码标题
-            SizedBox(height: 24.h),
-            _buildVerificationTitle(isDarkMode),
-
-            // 验证码输入框
-            SizedBox(height: 32.h),
-            _buildVerificationInputs(context, isDarkMode),
-
-            // 重新发送验证码
-            SizedBox(height: 16.h),
-            _buildResendButton(isDarkMode),
-
-            // 登录按钮
-            SizedBox(height: 32.h),
-            _buildLoginButton(isDarkMode),
-
-            // 使用密码登录
-            SizedBox(height: 16.h),
-            _buildUsePasswordButton(isDarkMode),
-            SizedBox(height: 24.h),
-          ],
-        ),
-      ),
-    );
-  }
-
   // 应用标志和标题
   Widget _buildAppLogo(bool isDarkMode) {
     return Column(
@@ -684,185 +643,4 @@ class LoginView extends GetView<LoginController> {
       ],
     );
   }
-
-  // 返回按钮
-  Widget _buildBackButton(bool isDarkMode) {
-    return Container(
-      width: 40.w,
-      height: 40.w,
-      decoration: BoxDecoration(
-        color: isDarkMode ? Colors.grey[800] : Colors.grey.withOpacity(0.1),
-        borderRadius: BorderRadius.circular(20.r),
-      ),
-      child: IconButton(
-        icon: Icon(
-          Icons.arrow_back,
-          color: isDarkMode ? Colors.grey[400] : Colors.grey[600],
-          size: 20.sp,
-        ),
-        onPressed: () => controller.showWelcomeView(),
-      ),
-    );
-  }
-
-  // 验证码标题
-  Widget _buildVerificationTitle(bool isDarkMode) {
-    return Column(
-      crossAxisAlignment: CrossAxisAlignment.start,
-      children: [
-        Text(
-          'enterVerificationCode'.tr, // 输入验证码
-          style: TextStyle(
-            fontSize: 20.sp,
-            fontWeight: FontWeight.w600,
-            color: isDarkMode ? Colors.white : Colors.black,
-          ),
-        ),
-        SizedBox(height: 8.h),
-        Obx(() => Text(
-              '${'verificationCodeSentTo'.tr} ${controller.displayContact}', // 验证码已发送至
-              style: TextStyle(
-                fontSize: 14.sp,
-                color: isDarkMode ? Colors.grey[400] : Colors.grey[600],
-              ),
-            )),
-      ],
-    );
-  }
-
-  // 验证码输入框
-  Widget _buildVerificationInputs(BuildContext context, bool isDarkMode) {
-    return Row(
-      mainAxisAlignment: MainAxisAlignment.spaceBetween,
-      children: List.generate(
-          4, (index) => _buildVerificationInput(index, context, isDarkMode)),
-    );
-  }
-
-  // 单个验证码输入框
-  Widget _buildVerificationInput(
-      int index, BuildContext context, bool isDarkMode) {
-    return Container(
-      width: 60.w,
-      height: 60.w,
-      decoration: BoxDecoration(
-        color: isDarkMode
-            ? Colors.grey[900]!.withOpacity(0.3)
-            : Colors.grey.withOpacity(0.1),
-        borderRadius: BorderRadius.circular(12.r),
-        border: Border.all(
-          color: isDarkMode ? Colors.grey[700]! : Colors.grey[300]!,
-          width: 1,
-        ),
-      ),
-      child: Center(
-        child: TextField(
-          textAlign: TextAlign.center,
-          keyboardType: TextInputType.number,
-          maxLength: 1,
-          onChanged: (value) {
-            controller.updateVerificationCode(index, value);
-            if (value.isNotEmpty && index < 3) {
-              FocusScope.of(context).nextFocus();
-            }
-          },
-          decoration: InputDecoration(
-            counterText: '',
-            border: InputBorder.none,
-            fillColor: Colors.transparent,
-            filled: true,
-          ),
-          style: TextStyle(
-            fontSize: 24.sp,
-            fontWeight: FontWeight.w600,
-            color: isDarkMode ? Colors.white : Colors.black,
-          ),
-        ),
-      ),
-    );
-  }
-
-  // 重新发送验证码按钮
-  Widget _buildResendButton(bool isDarkMode) {
-    return Center(
-      child: Obx(() => TextButton.icon(
-            onPressed: controller.countdownSeconds > 0
-                ? null
-                : controller.resendVerificationCode,
-            icon: Icon(
-              Icons.refresh,
-              size: 14.sp,
-              color: controller.countdownSeconds > 0
-                  ? (isDarkMode ? Colors.grey[600] : Colors.grey[500])
-                  : const Color(0xFF3B82F6),
-            ),
-            label: Text(
-              controller.countdownSeconds > 0
-                  ? '${'resendVerificationCode'.tr} (${controller.countdownSeconds}s)' // 重新发送验证码 (倒计时)
-                  : 'resendVerificationCode'.tr, // 重新发送验证码
-              style: TextStyle(
-                fontSize: 14.sp,
-                color: controller.countdownSeconds > 0
-                    ? (isDarkMode ? Colors.grey[600] : Colors.grey[500])
-                    : const Color(0xFF3B82F6),
-              ),
-            ),
-          )),
-    );
-  }
-
-  // 登录按钮
-  Widget _buildLoginButton(bool isDarkMode) {
-    return SizedBox(
-      width: double.infinity,
-      child: Obx(() => ElevatedButton(
-            onPressed: controller.isLoading ? null : () => controller.login(),
-            style: ElevatedButton.styleFrom(
-              backgroundColor: const Color(0xFF3B82F6),
-              foregroundColor: Colors.white,
-              padding: EdgeInsets.symmetric(vertical: 14.h),
-              shape: RoundedRectangleBorder(
-                borderRadius: BorderRadius.circular(16.r),
-              ),
-              elevation: 0,
-              disabledBackgroundColor: const Color(0xFF3B82F6).withOpacity(0.7),
-              disabledForegroundColor: Colors.white,
-            ),
-            child: controller.isLoading
-                ? SizedBox(
-                    height: 20.h,
-                    width: 20.h,
-                    child: CircularProgressIndicator(
-                      strokeWidth: 2.w,
-                      valueColor:
-                          const AlwaysStoppedAnimation<Color>(Colors.white),
-                    ),
-                  )
-                : Text(
-                    'login'.tr, // 登录
-                    style: TextStyle(
-                      fontSize: 16.sp,
-                      fontWeight: FontWeight.w600,
-                    ),
-                  ),
-          )),
-    );
-  }
-
-  // 使用密码登录按钮
-  Widget _buildUsePasswordButton(bool isDarkMode) {
-    return Center(
-      child: TextButton(
-        onPressed: controller.usePasswordLogin,
-        child: Text(
-          'usePasswordLogin'.tr, // 使用密码登录
-          style: TextStyle(
-            fontSize: 14.sp,
-            color:
-                isDarkMode ? const Color(0xFF3B82F6) : const Color(0xFF3B82F6),
-          ),
-        ),
-      ),
-    );
-  }
 }