flutter_app_android/lib/presentation/screens/profile/profile_screen.dart

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../../../core/constants/route_constants.dart';
import '../../providers/auth_provider.dart';
import '../../providers/user_provider.dart';
import '../../navigation/bottom_nav_bar.dart';
import 'profile_detail_screen.dart';

class ProfileScreen extends StatelessWidget {
  const ProfileScreen({super.key});

  @override
  Widget build(BuildContext context) {
    // 直接显示内容，认证由路由层处理
    return _ProfileContent();
  }
}

class _ProfileContent extends StatefulWidget {
  @override
  State<_ProfileContent> createState() => _ProfileContentState();
}

class _ProfileContentState extends State<_ProfileContent> {
  // @override
  // void initState() {
  //   super.initState();
  //   WidgetsBinding.instance.addPostFrameCallback((_) {
  //     final userProvider = Provider.of<UserProvider>(context, listen: false);
  //     userProvider.loadUserProfile();
  //   });
  // }

  @override
  Widget build(BuildContext context) {
    final authProvider = Provider.of<AuthProvider>(context);
    
    return Scaffold(
      appBar: AppBar(
        title: const Text('我的'),
        actions: [
          IconButton(
            icon: const Icon(Icons.settings_outlined),
            onPressed: () {
              // 跳转到设置页面
            },
          ),
        ],
      ),
      body: SingleChildScrollView(
        child: Column(
          children: [
            // 用户信息卡片
            Card(
              margin: const EdgeInsets.all(16),
              shape: RoundedRectangleBorder(
                borderRadius: BorderRadius.circular(16),
              ),
              elevation: 2,
              child: Padding(
                padding: const EdgeInsets.all(20),
                child: Column(
                  children: [
                    GestureDetector(
                      onTap: () {
                        // 点击头像
                      },
                      child: Stack(
                        children: [
                          CircleAvatar(
                            radius: 50,
                            backgroundColor: Colors.blue[100],
                            backgroundImage: authProvider.user?.avatar != null
                                ? NetworkImage(authProvider.user!.avatar!)
                                : null,
                            child: authProvider.user?.avatar == null
                                ? const Icon(
                                    Icons.person,
                                    size: 60,
                                    color: Colors.blue,
                                  )
                                : null,
                          ),
                          Positioned(
                            bottom: 0,
                            right: 0,
                            child: Container(
                              padding: const EdgeInsets.all(6),
                              decoration: BoxDecoration(
                                color: Colors.blue,
                                borderRadius: BorderRadius.circular(20),
                                border: Border.all(
                                  color: Colors.white,
                                  width: 2,
                                ),
                              ),
                              // child: const Icon(
                              //   Icons.edit,
                              //   size: 16,
                              //   color: Colors.white,
                              // ),
                            ),
                          ),
                        ],
                      ),
                    ),
                    const SizedBox(height: 16),
                    Text(
                      authProvider.user?.fullName ?? '用户',
                      style: const TextStyle(
                        fontSize: 22,
                        fontWeight: FontWeight.bold,
                      ),
                    ),
                    const SizedBox(height: 8),
                    Text(
                      authProvider.user?.email ?? '',
                      style: TextStyle(
                        fontSize: 14,
                        color: Colors.grey[600],
                      ),
                    ),
                    if (authProvider.user?.phone != null)
                      Padding(
                        padding: const EdgeInsets.only(top: 4),
                        child: Text(
                          authProvider.user!.phone!,
                          style: TextStyle(
                            fontSize: 14,
                            color: Colors.grey[600],
                          ),
                        ),
                      ),
                    const SizedBox(height: 16),
                    Row(
                      mainAxisAlignment: MainAxisAlignment.center,
                      children: [
                        _buildStatItem('关注', '0'),
                        _buildVerticalDivider(),
                        _buildStatItem('粉丝', '0'),
                        _buildVerticalDivider(),
                        _buildStatItem('积分', '0'),
                      ],
                    ),
                  ],
                ),
              ),
            ),
            
            // 菜单项
            Padding(
              padding: const EdgeInsets.symmetric(horizontal: 16),
              child: Column(
                children: [
                  _buildMenuCard(
                    title: '账户设置',
                    items: [
                      _buildMenuItem(
                        icon: Icons.person_outline,
                        title: '个人信息',
                        subtitle: '查看和编辑个人信息',
                        onTap: () {
                          Navigator.of(context).push(
                            MaterialPageRoute(
                              builder: (_) => const ProfileDetailScreen(),
                            ),
                          );
                        },
                      ),
                      _buildMenuItem(
                        icon: Icons.lock_outline,
                        title: '账号安全',
                        subtitle: '修改密码和安全设置',
                        onTap: () {},
                      ),
                      _buildMenuItem(
                        icon: Icons.notifications_none,
                        title: '消息通知',
                        subtitle: '管理通知偏好设置',
                        onTap: () {},
                      ),
                    ],
                  ),
                  const SizedBox(height: 16),
                  _buildMenuCard(
                    title: '我的内容',
                    items: [
                      _buildMenuItem(
                        icon: Icons.bookmark_border,
                        title: '我的收藏',
                        subtitle: '查看收藏的内容',
                        onTap: () {},
                      ),
                      _buildMenuItem(
                        icon: Icons.history,
                        title: '浏览历史',
                        subtitle: '查看最近浏览记录',
                        onTap: () {},
                      ),
                      _buildMenuItem(
                        icon: Icons.download,
                        title: '我的下载',
                        subtitle: '管理下载的文件',
                        onTap: () {},
                      ),
                    ],
                  ),
                  const SizedBox(height: 16),
                  _buildMenuCard(
                    title: '其他',
                    items: [
                      _buildMenuItem(
                        icon: Icons.help_outline,
                        title: '帮助中心',
                        subtitle: '常见问题和帮助文档',
                        onTap: () {},
                      ),
                      _buildMenuItem(
                        icon: Icons.info_outline,
                        title: '关于我们',
                        subtitle: '了解应用信息',
                        onTap: () {},
                      ),
                      _buildMenuItem(
                        icon: Icons.logout,
                        title: '退出登录',
                        subtitle: '安全退出当前账号',
                        onTap: () async {
                          // 防止重复点击
                          if (authProvider.isLoading) return;

                          final shouldLogout = await showDialog<bool>(
                            context: context,
                            builder: (context) {
                              final isIOS = Theme.of(context).platform == TargetPlatform.iOS;
                              
                              if (isIOS) {
                                // iOS风格：确定在右边，取消在左边
                                return AlertDialog(
                                  title: const Text('确认退出'),
                                  content: const Text('确定要退出登录吗？'),
                                  actionsAlignment: MainAxisAlignment.spaceBetween,
                                  actions: [
                                    TextButton(
                                      onPressed: () => Navigator.of(context).pop(true),
                                      child: const Text('确定'),
                                    ),
                                    TextButton(
                                      onPressed: () => Navigator.of(context).pop(false),
                                      child: const Text('取消'),
                                    ),
                                  ],
                                );
                              } else {
                                // Android/Material风格：取消在左边，确定在右边
                                return AlertDialog(
                                  title: const Text('确认退出'),
                                  content: const Text('确定要退出登录吗？'),
                                  actionsAlignment: MainAxisAlignment.spaceBetween,
                                  actions: [
                                    TextButton(
                                      onPressed: () => Navigator.of(context).pop(false),
                                      child: const Text('取消'),
                                    ),
                                    TextButton(
                                      onPressed: () => Navigator.of(context).pop(true),
                                      child: const Text('确定'),
                                    ),
                                  ],
                                );
                              }
                            },
                          );
                          
                          if (shouldLogout == true) {
                            await authProvider.logout();

                            // 登出后，确保在组件仍然存在时进行导航
                            if (mounted) {
                              // 使用pushReplacementNamed清空导航栈
                              Navigator.of(context).pushReplacementNamed(RouteConstants.home);
                            }
                          }
                        },
                      ),
                    ],
                  ),
                  const SizedBox(height: 20),
                  
                  // 版本信息
                  Padding(
                    padding: const EdgeInsets.symmetric(vertical: 20),
                    child: Text(
                      '版本 v1.0.0',
                      style: TextStyle(
                        fontSize: 12,
                        color: Colors.grey[500],
                      ),
                    ),
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
      bottomNavigationBar: const BottomNavBar(initialIndex: 3),
    );
  }
  
  Widget _buildStatItem(String label, String value) {
    return Expanded(
      child: Column(
        children: [
          Text(
            value,
            style: const TextStyle(
              fontSize: 18,
              fontWeight: FontWeight.bold,
            ),
          ),
          const SizedBox(height: 4),
          Text(
            label,
            style: TextStyle(
              fontSize: 12,
              color: Colors.grey[600],
            ),
          ),
        ],
      ),
    );
  }
  
  Widget _buildVerticalDivider() {
    return Container(
      width: 1,
      height: 40,
      color: Colors.grey[300],
      margin: const EdgeInsets.symmetric(horizontal: 16),
    );
  }
  
  Widget _buildMenuCard({
    required String title,
    required List<Widget> items,
  }) {
    return Card(
      elevation: 2,
      shape: RoundedRectangleBorder(
        borderRadius: BorderRadius.circular(12),
      ),
      child: Padding(
        padding: const EdgeInsets.all(16),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Text(
              title,
              style: const TextStyle(
                fontSize: 16,
                fontWeight: FontWeight.bold,
              ),
            ),
            const SizedBox(height: 12),
            Column(children: items),
          ],
        ),
      ),
    );
  }
  
  Widget _buildMenuItem({
    required IconData icon,
    required String title,
    required String subtitle,
    required VoidCallback onTap,
  }) {
    return ListTile(
      contentPadding: EdgeInsets.zero,
      leading: Icon(icon),
      title: Text(title),
      subtitle: Text(subtitle),
      trailing: const Icon(Icons.chevron_right),
      onTap: onTap,
    );
  }
}