import 'dart:io';
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:go_router/go_router.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:device_info_plus/device_info_plus.dart';
import '../../../../core/di/injection_container.dart';
import '../../../../core/services/referral_service.dart';
import '../../../../routes/route_paths.dart';
import '../../../../routes/app_router.dart';

/// 个人中心页面 - 显示用户信息、社区数据、收益和设置
/// 包含用户资料、推荐信息、社区考核、收益领取等功能
class ProfilePage extends ConsumerStatefulWidget {
  const ProfilePage({super.key});

  @override
  ConsumerState<ProfilePage> createState() => _ProfilePageState();
}

class _ProfilePageState extends ConsumerState<ProfilePage> {
  // 用户数据（从存储/API加载）
  String _nickname = '加载中...';
  String _serialNumber = '--';
  String? _avatarSvg;
  String? _avatarUrl;
  String? _localAvatarPath; // 本地头像文件路径
  String _referrerSerial = '--'; // 推荐人序列号（从API获取）
  String _referralCode = '--'; // 我的推荐码

  // 授权数据（从 authorization-service 获取）
  String _community = '--';
  String _parentCommunity = '--';
  String _childCommunity = '--';
  String _cityCompany = '--';
  String _provinceCompany = '--';
  String _province = '--';

  // 团队数据（从 referral-service 获取）
  int _directReferralCount = 0;
  int _totalTeamCount = 0;
  int _personalPlantingCount = 0;
  int _teamPlantingCount = 0;
  double _leaderboardScore = 0;
  int? _leaderboardRank;

  // 直推数据（从 referral-service 获取）
  List<Map<String, dynamic>> _referrals = [];

  // 社区考核数据
  final int _communityLevel = 3;
  final int _currentPlanting = 12;
  final int _requiredPlanting = 50;

  // 收益数据
  final double _pendingUsdt = 320.75;
  final double _pendingPower = 50.00;
  final double _settleableUsdt = 1500.00;
  final double _settledUsdt = 8500.50;
  final double _expiredUsdt = 250.00;
  final double _expiredPower = 15.00;

  // 倒计时
  Timer? _timer;
  int _remainingSeconds = 66942; // 18:35:42

  // 应用版本信息
  String _appVersion = '--';
  String _buildNumber = '--';
  String _packageName = '--';
  String _deviceModel = '--';
  String _osVersion = '--';
  String _platform = '--';

  @override
  void initState() {
    super.initState();
    _startCountdown();
    // 先同步检查本地头像，再异步加载其他数据
    _checkLocalAvatarSync();
    _loadUserData();
    _loadAppInfo();
    // 加载推荐和授权数据
    _loadReferralData();
    _loadAuthorizationData();
  }

  /// 加载应用信息
  Future<void> _loadAppInfo() async {
    try {
      // 加载包信息
      final packageInfo = await PackageInfo.fromPlatform();

      // 加载设备信息
      final deviceInfoPlugin = DeviceInfoPlugin();
      String deviceModel = '';
      String osVersion = '';
      String platform = '';

      if (Platform.isAndroid) {
        final androidInfo = await deviceInfoPlugin.androidInfo;
        deviceModel = '${androidInfo.brand} ${androidInfo.model}';
        osVersion = 'Android ${androidInfo.version.release} (SDK ${androidInfo.version.sdkInt})';
        platform = 'Android';
      } else if (Platform.isIOS) {
        final iosInfo = await deviceInfoPlugin.iosInfo;
        deviceModel = iosInfo.model;
        osVersion = '${iosInfo.systemName} ${iosInfo.systemVersion}';
        platform = 'iOS';
      }

      if (mounted) {
        setState(() {
          _appVersion = packageInfo.version;
          _buildNumber = packageInfo.buildNumber;
          _packageName = packageInfo.packageName;
          _deviceModel = deviceModel;
          _osVersion = osVersion;
          _platform = platform;
        });
      }
    } catch (e) {
      debugPrint('[ProfilePage] 加载应用信息失败: $e');
    }
  }

  /// 同步检查本地头像文件（在 build 之前快速获取）
  void _checkLocalAvatarSync() {
    // 使用 WidgetsBinding 确保在第一帧渲染前执行
    WidgetsBinding.instance.addPostFrameCallback((_) async {
      final accountService = ref.read(accountServiceProvider);
      final localPath = await accountService.getLocalAvatarPath();
      if (mounted && localPath != null && _localAvatarPath == null) {
        setState(() {
          _localAvatarPath = localPath;
        });
      }
    });
  }

  /// 加载用户数据
  Future<void> _loadUserData() async {
    final accountService = ref.read(accountServiceProvider);

    // 并行加载本地存储数据
    final results = await Future.wait([
      accountService.getUsername(),
      accountService.getUserSerialNum(),
      accountService.getAvatarSvg(),
      accountService.getAvatarUrl(),
      accountService.getLocalAvatarPath(),
      accountService.getReferralCode(),
    ]);

    final username = results[0] as String?;
    final serialNum = results[1] as int?;
    final avatarSvg = results[2] as String?;
    final avatarUrl = results[3] as String?;
    final localAvatarPath = results[4] as String?;
    final referralCode = results[5] as String?;

    if (mounted) {
      setState(() {
        _nickname = username ?? '未设置昵称';
        _serialNumber = serialNum?.toString() ?? '--';
        _avatarSvg = avatarSvg;
        _avatarUrl = avatarUrl;
        _localAvatarPath = localAvatarPath;
        _referralCode = referralCode ?? '--';
      });

      // 如果有远程URL但没有本地缓存，后台下载并缓存
      if (avatarUrl != null && avatarUrl.isNotEmpty && localAvatarPath == null) {
        _downloadAndCacheAvatar(avatarUrl);
      }
    }

    // 从API获取完整用户信息（包括推荐人）
    _loadMeData();
  }

  /// 从API加载完整用户信息
  Future<void> _loadMeData() async {
    try {
      final accountService = ref.read(accountServiceProvider);
      final meData = await accountService.getMe();

      if (mounted) {
        setState(() {
          _referrerSerial = meData.inviterSequence?.toString() ?? '无';
          // 如果API返回了更新的数据，也更新本地显示
          if (meData.nickname.isNotEmpty) {
            _nickname = meData.nickname;
          }
          if (meData.referralCode.isNotEmpty) {
            _referralCode = meData.referralCode;
          }
        });
      }
    } catch (e) {
      debugPrint('[ProfilePage] 加载用户信息失败: $e');
      // 失败时保持现有数据，不影响页面显示
    }
  }

  /// 加载推荐数据 (from referral-service)
  Future<void> _loadReferralData() async {
    try {
      final referralService = ref.read(referralServiceProvider);

      // 并行加载推荐信息和直推列表
      final results = await Future.wait([
        referralService.getMyReferralInfo(),
        referralService.getDirectReferrals(limit: 10),
      ]);

      final referralInfo = results[0] as ReferralInfoResponse;
      final directReferrals = results[1] as DirectReferralsResponse;

      if (mounted) {
        setState(() {
          _directReferralCount = referralInfo.directReferralCount;
          _totalTeamCount = referralInfo.totalTeamCount;
          _personalPlantingCount = referralInfo.personalPlantingCount;
          _teamPlantingCount = referralInfo.teamPlantingCount;
          _leaderboardScore = referralInfo.leaderboardScore;
          _leaderboardRank = referralInfo.leaderboardRank;

          // 转换直推列表格式
          _referrals = directReferrals.referrals.map((r) => {
            'serial': r.userId,
            'personal': 0, // API暂未返回个人认种量
            'team': r.teamCount,
          }).toList();
        });
      }
    } catch (e) {
      debugPrint('[ProfilePage] 加载推荐数据失败: $e');
      // 失败时保持默认数据
    }
  }

  /// 加载授权数据 (from authorization-service)
  Future<void> _loadAuthorizationData() async {
    try {
      final authorizationService = ref.read(authorizationServiceProvider);
      final summary = await authorizationService.getMyAuthorizationSummary();

      if (mounted) {
        setState(() {
          _community = summary.communityName ?? '--';
          _cityCompany = summary.cityCompanyName ?? '--';
          _provinceCompany = summary.provinceCompanyName ?? '--';
          // 上级社区和下级社区暂时无法从当前API获取
          // 后续需要扩展API或从推荐链中计算
        });
      }
    } catch (e) {
      debugPrint('[ProfilePage] 加载授权数据失败: $e');
      // 失败时保持默认数据
    }
  }

  /// 后台下载并缓存头像
  Future<void> _downloadAndCacheAvatar(String url) async {
    final accountService = ref.read(accountServiceProvider);
    final localPath = await accountService.downloadAndCacheAvatar(url);
    if (mounted && localPath != null) {
      setState(() {
        _localAvatarPath = localPath;
      });
    }
  }

  @override
  void dispose() {
    _timer?.cancel();
    super.dispose();
  }

  /// 开始倒计时
  void _startCountdown() {
    _timer = Timer.periodic(const Duration(seconds: 1), (timer) {
      if (_remainingSeconds > 0) {
        setState(() {
          _remainingSeconds--;
        });
      }
    });
  }

  /// 格式化倒计时
  String _formatCountdown() {
    final hours = (_remainingSeconds ~/ 3600).toString().padLeft(2, '0');
    final minutes = ((_remainingSeconds % 3600) ~/ 60).toString().padLeft(2, '0');
    final seconds = (_remainingSeconds % 60).toString().padLeft(2, '0');
    return '$hours : $minutes : $seconds';
  }

  /// 复制序列号
  void _copySerialNumber() {
    Clipboard.setData(ClipboardData(text: _serialNumber));
    ScaffoldMessenger.of(context).showSnackBar(
      const SnackBar(
        content: Text('序列号已复制'),
        backgroundColor: Color(0xFFD4AF37),
      ),
    );
  }

  /// 跳转到分享页面
  void _goToSharePage() {
    context.push(
      RoutePaths.share,
      extra: SharePageParams(
        shareLink: 'https://s3.szaiai.com/rwadurian/app-release.apk',
        referralCode: _referralCode,
      ),
    );
  }

  /// 领取全部收益
  void _claimAllEarnings() {
    showDialog(
      context: context,
      builder: (context) => AlertDialog(
        title: const Text('确认领取'),
        content: Text(
          '确定领取全部收益吗？\nUSDT: ${_formatNumber(_pendingUsdt)}\n算力: ${_formatNumber(_pendingPower)}',
        ),
        actions: [
          TextButton(
            onPressed: () => Navigator.pop(context),
            child: const Text('取消'),
          ),
          TextButton(
            onPressed: () {
              Navigator.pop(context);
              ScaffoldMessenger.of(context).showSnackBar(
                const SnackBar(
                  content: Text('领取成功'),
                  backgroundColor: Color(0xFFD4AF37),
                ),
              );
            },
            child: const Text('确认'),
          ),
        ],
      ),
    );
  }

  /// 结算
  void _onSettlement() {
    context.go(RoutePaths.trading);
  }

  /// 充值USDT
  void _onDeposit() {
    context.push(RoutePaths.depositUsdt);
  }

  /// 进入交易
  void _goToTrading() {
    context.go(RoutePaths.trading);
  }

  /// 进入认种
  void _goToPlanting() {
    context.push(RoutePaths.plantingQuantity);
  }

  /// 谷歌验证器
  void _goToGoogleAuth() {
    context.push(RoutePaths.googleAuth);
  }

  /// 修改密码
  void _goToChangePassword() {
    context.push(RoutePaths.changePassword);
  }

  /// 绑定邮箱
  void _goToBindEmail() {
    context.push(RoutePaths.bindEmail);
  }

  /// 编辑资料
  Future<void> _goToEditProfile() async {
    final result = await context.push<bool>(RoutePaths.editProfile);
    // 如果编辑页面返回 true，说明有更新，刷新用户数据
    if (result == true && mounted) {
      _loadUserData();
    }
  }

  /// 格式化数字
  String _formatNumber(double number) {
    final parts = number.toStringAsFixed(2).split('.');
    final intPart = parts[0].replaceAllMapped(
      RegExp(r'(\d{1,3})(?=(\d{3})+(?!\d))'),
      (Match m) => '${m[1]},',
    );
    return '$intPart.${parts[1]}';
  }

  /// 格式化整数
  String _formatInt(int number) {
    return number.toString().replaceAllMapped(
      RegExp(r'(\d{1,3})(?=(\d{3})+(?!\d))'),
      (Match m) => '${m[1]},',
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.white,
      body: Container(
        width: double.infinity,
        height: double.infinity,
        decoration: const BoxDecoration(
          gradient: LinearGradient(
            begin: Alignment.topCenter,
            end: Alignment.bottomCenter,
            colors: [
              Color(0xFFFFF5E6),
              Color(0xFFFFE4B5),
            ],
          ),
        ),
        child: SafeArea(
          child: SingleChildScrollView(
            child: Padding(
              padding: const EdgeInsets.symmetric(horizontal: 16),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  const SizedBox(height: 16),
                  // 用户头像和基本信息
                  _buildUserHeader(),
                  const SizedBox(height: 16),
                  // 推荐人信息卡片
                  _buildReferralInfoCard(),
                  const SizedBox(height: 16),
                  // 社区/省份标签
                  _buildCommunityLabel(),
                  const SizedBox(height: 8),
                  // 认种按钮
                  _buildPlantingButton(),
                  const SizedBox(height: 16),
                  // 主要内容卡片
                  _buildMainContentCard(),
                  const SizedBox(height: 24),
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }

  /// 构建用户头像和基本信息
  Widget _buildUserHeader() {
    return Row(
      children: [
        // 头像（点击跳转到编辑资料页面）
        GestureDetector(
          onTap: _goToEditProfile,
          child: Container(
            width: 80,
            height: 80,
            decoration: BoxDecoration(
              borderRadius: BorderRadius.circular(40),
              color: const Color(0xFFFFF5E6),
            ),
            child: ClipRRect(
              borderRadius: BorderRadius.circular(40),
              child: _buildAvatarContent(),
            ),
          ),
        ),
        const SizedBox(width: 16),
        // 用户信息
        Expanded(
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Text(
                _nickname,
                style: const TextStyle(
                  fontSize: 20,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.25,
                  letterSpacing: -0.3,
                  color: Color(0xFF5D4037),
                ),
              ),
              const SizedBox(height: 3),
              Row(
                children: [
                  Text(
                    '序列号: $_serialNumber',
                    style: const TextStyle(
                      fontSize: 14,
                      fontFamily: 'Inter',
                      height: 1.5,
                      color: Color(0xCC5D4037),
                    ),
                  ),
                  const SizedBox(width: 8),
                  GestureDetector(
                    onTap: _copySerialNumber,
                    child: const Icon(
                      Icons.copy,
                      size: 16,
                      color: Color(0xCC5D4037),
                    ),
                  ),
                ],
              ),
            ],
          ),
        ),
      ],
    );
  }

  /// 构建头像内容（优先本地文件，其次网络URL，最后SVG）
  Widget _buildAvatarContent() {
    // 1. 优先显示本地缓存的头像文件
    if (_localAvatarPath != null && _localAvatarPath!.isNotEmpty) {
      final file = File(_localAvatarPath!);
      // 同步检查文件是否存在
      if (file.existsSync()) {
        return Image.file(
          file,
          width: 80,
          height: 80,
          fit: BoxFit.cover,
          gaplessPlayback: true, // 防止图片切换时闪烁
          errorBuilder: (context, error, stackTrace) {
            // 本地文件加载失败，尝试网络URL
            return _buildNetworkOrSvgAvatar();
          },
        );
      }
    }

    // 2. 没有本地缓存，尝试网络URL或SVG
    return _buildNetworkOrSvgAvatar();
  }

  /// 构建网络URL或SVG头像
  Widget _buildNetworkOrSvgAvatar() {
    // 尝试显示网络图片URL
    if (_avatarUrl != null && _avatarUrl!.isNotEmpty) {
      return Image.network(
        _avatarUrl!,
        width: 80,
        height: 80,
        fit: BoxFit.cover,
        loadingBuilder: (context, child, loadingProgress) {
          if (loadingProgress == null) return child;
          return const Center(
            child: SizedBox(
              width: 24,
              height: 24,
              child: CircularProgressIndicator(
                strokeWidth: 2,
                valueColor: AlwaysStoppedAnimation<Color>(Color(0xFFD4AF37)),
              ),
            ),
          );
        },
        errorBuilder: (context, error, stackTrace) {
          // 加载失败时显示SVG或默认头像
          return _buildSvgOrDefaultAvatar();
        },
      );
    }

    // 显示SVG或默认头像
    return _buildSvgOrDefaultAvatar();
  }

  /// 构建SVG或默认头像
  Widget _buildSvgOrDefaultAvatar() {
    if (_avatarSvg != null) {
      return SvgPicture.string(
        _avatarSvg!,
        width: 80,
        height: 80,
        fit: BoxFit.cover,
      );
    }
    return const Icon(
      Icons.person,
      size: 40,
      color: Color(0xFF8B5A2B),
    );
  }

  /// 构建推荐人信息卡片
  Widget _buildReferralInfoCard() {
    return Container(
      width: double.infinity,
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: const Color(0x80FFFFFF),
        borderRadius: BorderRadius.circular(12),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // 第一行：推荐人序列号 | 下级社区
          Row(
            children: [
              Expanded(
                child: _buildInfoItem('推荐人的序列号', _referrerSerial),
              ),
              Expanded(
                child: _buildInfoItem('下级社区', _childCommunity),
              ),
            ],
          ),
          const SizedBox(height: 12),
          // 第二行：所属社区 | 授权市公司
          Row(
            children: [
              Expanded(
                child: _buildInfoItem('所属社区', _community),
              ),
              Expanded(
                child: _buildInfoItem('授权市公司', _cityCompany),
              ),
            ],
          ),
          const SizedBox(height: 12),
          // 第三行：上级社区 | 授权省公司
          Row(
            children: [
              Expanded(
                child: _buildInfoItem('上级社区', _parentCommunity),
              ),
              Expanded(
                child: _buildInfoItem('授权省公司', _provinceCompany),
              ),
            ],
          ),
        ],
      ),
    );
  }

  /// 构建信息项（标签 + 值）
  Widget _buildInfoItem(String label, String value) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Text(
          '$label:',
          style: const TextStyle(
            fontSize: 12,
            fontFamily: 'Inter',
            height: 1.5,
            color: Color(0x995D4037),
          ),
        ),
        const SizedBox(height: 2),
        Text(
          value,
          style: const TextStyle(
            fontSize: 14,
            fontFamily: 'Inter',
            fontWeight: FontWeight.w600,
            height: 1.5,
            color: Color(0xFF5D4037),
          ),
        ),
      ],
    );
  }

  /// 构建社区/省份标签
  Widget _buildCommunityLabel() {
    return const Text(
      '社区 / 省份',
      style: TextStyle(
        fontSize: 16,
        fontFamily: 'Inter',
        height: 1.5,
        color: Color(0xFF5D4037),
      ),
    );
  }

  /// 构建认种按钮
  Widget _buildPlantingButton() {
    return GestureDetector(
      onTap: _goToPlanting,
      child: Container(
        width: double.infinity,
        height: 48,
        decoration: BoxDecoration(
          color: const Color(0xFFD4AF37),
          borderRadius: BorderRadius.circular(8),
        ),
        child: const Center(
          child: Text(
            '认种 / Planting',
            style: TextStyle(
              fontSize: 16,
              fontFamily: 'Inter',
              fontWeight: FontWeight.w700,
              height: 1.5,
              letterSpacing: 0.24,
              color: Colors.white,
            ),
          ),
        ),
      ),
    );
  }

  /// 构建主要内容卡片
  Widget _buildMainContentCard() {
    return Container(
      width: double.infinity,
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: const Color(0x80FFFFFF),
        borderRadius: BorderRadius.circular(12),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        children: [
          // 收益区域
          _buildEarningsSection(),
          const SizedBox(height: 16),
          // 结算区域
          _buildSettlementSection(),
          const SizedBox(height: 16),
          // 已过期区域
          _buildExpiredSection(),
          const SizedBox(height: 16),
          // 操作按钮
          _buildActionButtons(),
          const SizedBox(height: 16),
          // 团队统计
          _buildTeamStats(),
          const SizedBox(height: 16),
          // 直推列表
          _buildReferralList(),
          const SizedBox(height: 16),
          // 分享邀请按钮
          _buildShareButton(),
          const SizedBox(height: 16),
          // 社区权益考核
          _buildCommunityAssessment(),
          const SizedBox(height: 16),
          // 设置菜单
          _buildSettingsMenu(),
          const SizedBox(height: 16),
          // 应用版本信息
          _buildAppVersionInfo(),
        ],
      ),
    );
  }

  /// 构建收益区域
  Widget _buildEarningsSection() {
    return Container(
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: const Color(0xFFFFF5E6),
        borderRadius: BorderRadius.circular(8),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // 倒计时
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              const Text(
                '24 小时倒计时',
                style: TextStyle(
                  fontSize: 12,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                _formatCountdown(),
                style: const TextStyle(
                  fontSize: 14,
                  fontFamily: 'Consolas',
                  fontWeight: FontWeight.w700,
                  height: 1.25,
                  letterSpacing: 0.7,
                  color: Color(0xFFD4AF37),
                ),
              ),
            ],
          ),
          const SizedBox(height: 15),
          // 待领取 USDT
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              const Text(
                '待领取 (USDT)',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                _formatNumber(_pendingUsdt),
                style: const TextStyle(
                  fontSize: 20,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.25,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
          const SizedBox(height: 11),
          // 待领取 算力
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              const Text(
                '待领取 (算力)',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                _formatNumber(_pendingPower),
                style: const TextStyle(
                  fontSize: 20,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.25,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
          const SizedBox(height: 15),
          // 领取全部按钮
          GestureDetector(
            onTap: _claimAllEarnings,
            child: Container(
              width: double.infinity,
              height: 40,
              decoration: BoxDecoration(
                color: const Color(0xFFD4AF37),
                borderRadius: BorderRadius.circular(8),
              ),
              child: const Center(
                child: Text(
                  '领取全部',
                  style: TextStyle(
                    fontSize: 14,
                    fontFamily: 'Inter',
                    fontWeight: FontWeight.w700,
                    height: 1.5,
                    letterSpacing: 0.21,
                    color: Colors.white,
                  ),
                ),
              ),
            ),
          ),
        ],
      ),
    );
  }

  /// 构建结算区域
  Widget _buildSettlementSection() {
    return Container(
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: const Color(0xFFFFF5E6),
        borderRadius: BorderRadius.circular(8),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // 可结算 USDT
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              const Text(
                '可结算 (USDT)',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                _formatNumber(_settleableUsdt),
                style: const TextStyle(
                  fontSize: 20,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.25,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
          const SizedBox(height: 11),
          // 已结算 USDT
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              const Text(
                '已结算 (USDT)',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xCC5D4037),
                ),
              ),
              GestureDetector(
                onTap: _onSettlement,
                child: Container(
                  padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 7),
                  decoration: BoxDecoration(
                    color: const Color(0xFFD4AF37),
                    borderRadius: BorderRadius.circular(4),
                  ),
                  child: const Text(
                    '结算',
                    style: TextStyle(
                      fontSize: 12,
                      fontFamily: 'Inter',
                      fontWeight: FontWeight.w700,
                      height: 1.5,
                      letterSpacing: 0.18,
                      color: Colors.white,
                    ),
                  ),
                ),
              ),
            ],
          ),
          const SizedBox(height: 4),
          Text(
            _formatNumber(_settledUsdt),
            style: const TextStyle(
              fontSize: 20,
              fontFamily: 'Inter',
              fontWeight: FontWeight.w700,
              height: 1.25,
              color: Color(0xFF5D4037),
            ),
          ),
        ],
      ),
    );
  }

  /// 构建已过期区域
  Widget _buildExpiredSection() {
    return Container(
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: const Color(0xFFFFF5E6),
        borderRadius: BorderRadius.circular(8),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          const Text(
            '已过期',
            style: TextStyle(
              fontSize: 16,
              fontFamily: 'Inter',
              fontWeight: FontWeight.w700,
              height: 1.5,
              color: Color(0xFF5D4037),
            ),
          ),
          const SizedBox(height: 7),
          // 已过期 USDT
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              const Text(
                '已过期 (USDT)',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                _formatNumber(_expiredUsdt),
                style: const TextStyle(
                  fontSize: 20,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.25,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
          const SizedBox(height: 11),
          // 已过期 算力
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              const Text(
                '已过期 (算力)',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                _formatNumber(_expiredPower),
                style: const TextStyle(
                  fontSize: 20,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.25,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
        ],
      ),
    );
  }

  /// 构建操作按钮
  Widget _buildActionButtons() {
    return Column(
      children: [
        // 充值 USDT 按钮
        GestureDetector(
          onTap: _onDeposit,
          child: Container(
            width: double.infinity,
            height: 48,
            decoration: BoxDecoration(
              color: const Color(0xFFD4AF37),
              borderRadius: BorderRadius.circular(8),
            ),
            child: const Center(
              child: Text(
                '充值 USDT (KAVA / BSC)',
                style: TextStyle(
                  fontSize: 16,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.5,
                  letterSpacing: 0.24,
                  color: Colors.white,
                ),
              ),
            ),
          ),
        ),
        const SizedBox(height: 12),
        // 进入交易按钮
        GestureDetector(
          onTap: _goToTrading,
          child: Container(
            width: double.infinity,
            height: 48,
            decoration: BoxDecoration(
              color: const Color(0xFF8B5A2B),
              borderRadius: BorderRadius.circular(8),
            ),
            child: const Center(
              child: Text(
                '进入交易 (卖出 DST → USDT)',
                style: TextStyle(
                  fontSize: 16,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.5,
                  letterSpacing: 0.24,
                  color: Colors.white,
                ),
              ),
            ),
          ),
        ),
      ],
    );
  }

  /// 构建团队统计
  Widget _buildTeamStats() {
    return Row(
      children: [
        Expanded(
          child: Container(
            padding: const EdgeInsets.all(16),
            decoration: BoxDecoration(
              color: const Color(0xFFFFF5E6),
              borderRadius: BorderRadius.circular(8),
              border: Border.all(
                color: const Color(0x33D4AF37),
                width: 1,
              ),
            ),
            child: Column(
              children: [
                const Text(
                  '直推人数',
                  style: TextStyle(
                    fontSize: 14,
                    fontFamily: 'Inter',
                    fontWeight: FontWeight.w500,
                    height: 1.5,
                    color: Color(0xCC5D4037),
                  ),
                  textAlign: TextAlign.center,
                ),
                const SizedBox(height: 8),
                Text(
                  _formatInt(_directReferralCount),
                  style: const TextStyle(
                    fontSize: 24,
                    fontFamily: 'Inter',
                    fontWeight: FontWeight.w700,
                    height: 1.25,
                    color: Color(0xFF5D4037),
                  ),
                  textAlign: TextAlign.center,
                ),
              ],
            ),
          ),
        ),
        const SizedBox(width: 16),
        Expanded(
          child: Container(
            padding: const EdgeInsets.all(16),
            decoration: BoxDecoration(
              color: const Color(0xFFFFF5E6),
              borderRadius: BorderRadius.circular(8),
              border: Border.all(
                color: const Color(0x33D4AF37),
                width: 1,
              ),
            ),
            child: Column(
              children: [
                const Text(
                  '团队种植数量',
                  style: TextStyle(
                    fontSize: 14,
                    fontFamily: 'Inter',
                    fontWeight: FontWeight.w500,
                    height: 1.5,
                    color: Color(0xCC5D4037),
                  ),
                  textAlign: TextAlign.center,
                ),
                const SizedBox(height: 8),
                Text(
                  _formatInt(_totalTeamCount),
                  style: const TextStyle(
                    fontSize: 24,
                    fontFamily: 'Inter',
                    fontWeight: FontWeight.w700,
                    height: 1.25,
                    color: Color(0xFF5D4037),
                  ),
                  textAlign: TextAlign.center,
                ),
              ],
            ),
          ),
        ),
      ],
    );
  }

  /// 构建直推列表
  Widget _buildReferralList() {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        const Padding(
          padding: EdgeInsets.only(top: 8),
          child: Text(
            '直推列表',
            style: TextStyle(
              fontSize: 16,
              fontFamily: 'Inter',
              fontWeight: FontWeight.w700,
              height: 1.5,
              color: Color(0xFF5D4037),
            ),
          ),
        ),
        const SizedBox(height: 8),
        ..._referrals.map((referral) => Padding(
          padding: const EdgeInsets.only(bottom: 8),
          child: Container(
            padding: const EdgeInsets.all(12),
            decoration: BoxDecoration(
              color: const Color(0xCCFFF5E6),
              borderRadius: BorderRadius.circular(8),
            ),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                Text(
                  '序列号: ${referral['serial']}',
                  style: const TextStyle(
                    fontSize: 14,
                    fontFamily: 'Inter',
                    height: 1.43,
                    color: Color(0xFF5D4037),
                  ),
                ),
                Text(
                  '个人/团队: ${referral['personal']} / ${referral['team']}',
                  style: const TextStyle(
                    fontSize: 14,
                    fontFamily: 'Inter',
                    height: 1.43,
                    color: Color(0xCC5D4037),
                  ),
                ),
              ],
            ),
          ),
        )),
      ],
    );
  }

  /// 构建分享按钮
  Widget _buildShareButton() {
    return GestureDetector(
      onTap: _goToSharePage,
      child: Container(
        width: double.infinity,
        height: 48,
        padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 10),
        decoration: BoxDecoration(
          color: const Color(0x33D4AF37),
          borderRadius: BorderRadius.circular(8),
        ),
        child: Row(
          mainAxisAlignment: MainAxisAlignment.center,
          children: const [
            Icon(
              Icons.share,
              size: 24,
              color: Color(0xFFD4AF37),
            ),
            SizedBox(width: 8),
            Text(
              '分享邀请',
              style: TextStyle(
                fontSize: 16,
                fontFamily: 'Inter',
                fontWeight: FontWeight.w700,
                height: 1.5,
                letterSpacing: 0.24,
                color: Color(0xFFD4AF37),
              ),
            ),
          ],
        ),
      ),
    );
  }

  /// 构建社区权益考核
  Widget _buildCommunityAssessment() {
    return Container(
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: const Color(0x80FFFFFF),
        borderRadius: BorderRadius.circular(12),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          const Text(
            '社区权益考核',
            style: TextStyle(
              fontSize: 18,
              fontFamily: 'Inter',
              fontWeight: FontWeight.w700,
              height: 1.56,
              color: Color(0xFF5D4037),
            ),
          ),
          const SizedBox(height: 15),
          // 社区等级
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              const Text(
                '社区等级',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.43,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                'Level $_communityLevel',
                style: const TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w700,
                  height: 1.43,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
          const SizedBox(height: 16),
          // 种植数量
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              const Text(
                '种植数量 / 等级要求',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.43,
                  color: Color(0xCC5D4037),
                ),
              ),
              Text(
                '$_currentPlanting / $_requiredPlanting',
                style: const TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.43,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
          const SizedBox(height: 4),
          // 进度条
          Container(
            height: 6,
            decoration: BoxDecoration(
              color: const Color(0x33D4AF37),
              borderRadius: BorderRadius.circular(3),
            ),
            child: FractionallySizedBox(
              alignment: Alignment.centerLeft,
              widthFactor: _currentPlanting / _requiredPlanting,
              child: Container(
                decoration: BoxDecoration(
                  color: const Color(0xFFD4AF37),
                  borderRadius: BorderRadius.circular(3),
                ),
              ),
            ),
          ),
          const SizedBox(height: 16),
          // 社区贡献奖励
          Row(
            children: const [
              Text(
                '社区贡献奖励',
                style: TextStyle(
                  fontSize: 14,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.43,
                  color: Color(0xCC5D4037),
                ),
              ),
              SizedBox(width: 39),
              Expanded(
                child: Text(
                  '有资格获得 3% 的社区福利',
                  style: TextStyle(
                    fontSize: 14,
                    fontFamily: 'Inter',
                    fontWeight: FontWeight.w500,
                    height: 1.43,
                    color: Color(0xFFD4AF37),
                  ),
                ),
              ),
            ],
          ),
        ],
      ),
    );
  }

  /// 构建设置菜单
  Widget _buildSettingsMenu() {
    return Container(
      padding: const EdgeInsets.all(8),
      decoration: BoxDecoration(
        color: const Color(0x80FFFFFF),
        borderRadius: BorderRadius.circular(12),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        children: [
          _buildSettingItem(
            icon: Icons.verified_user,
            title: '谷歌验证器',
            onTap: _goToGoogleAuth,
          ),
          _buildSettingItem(
            icon: Icons.lock,
            title: '修改登录密码',
            onTap: _goToChangePassword,
          ),
          _buildSettingItem(
            icon: Icons.email,
            title: '绑定邮箱',
            onTap: _goToBindEmail,
          ),
        ],
      ),
    );
  }

  /// 构建设置项
  Widget _buildSettingItem({
    required IconData icon,
    required String title,
    required VoidCallback onTap,
  }) {
    return GestureDetector(
      onTap: onTap,
      child: Container(
        height: 48,
        padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
        child: Row(
          children: [
            Icon(
              icon,
              size: 24,
              color: const Color(0xFF8B5A2B),
            ),
            const SizedBox(width: 16),
            Expanded(
              child: Text(
                title,
                style: const TextStyle(
                  fontSize: 16,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w500,
                  height: 1.5,
                  color: Color(0xFF5D4037),
                ),
              ),
            ),
            const Icon(
              Icons.chevron_right,
              size: 24,
              color: Color(0xFF8B5A2B),
            ),
          ],
        ),
      ),
    );
  }

  /// 构建应用版本信息
  Widget _buildAppVersionInfo() {
    return Container(
      width: double.infinity,
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: const Color(0xFFFFF5E6),
        borderRadius: BorderRadius.circular(8),
        border: Border.all(
          color: const Color(0x33D4AF37),
          width: 1,
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // 标题
          const Row(
            children: [
              Icon(
                Icons.info_outline,
                size: 20,
                color: Color(0xFF8B5A2B),
              ),
              SizedBox(width: 8),
              Text(
                '应用信息',
                style: TextStyle(
                  fontSize: 16,
                  fontFamily: 'Inter',
                  fontWeight: FontWeight.w600,
                  height: 1.5,
                  color: Color(0xFF5D4037),
                ),
              ),
            ],
          ),
          const SizedBox(height: 12),
          // 版本信息列表
          _buildVersionInfoRow('应用版本', 'v$_appVersion'),
          const SizedBox(height: 8),
          _buildVersionInfoRow('构建号', _buildNumber),
          const SizedBox(height: 8),
          _buildVersionInfoRow('包名', _packageName),
          const Divider(
            height: 24,
            color: Color(0x33D4AF37),
          ),
          // 设备信息
          _buildVersionInfoRow('设备型号', _deviceModel),
          const SizedBox(height: 8),
          _buildVersionInfoRow('系统版本', _osVersion),
          const SizedBox(height: 8),
          _buildVersionInfoRow('平台', _platform),
          const SizedBox(height: 12),
          // 版权信息
          Center(
            child: Text(
              '© ${DateTime.now().year} RWADurian. All rights reserved.',
              style: const TextStyle(
                fontSize: 11,
                fontFamily: 'Inter',
                height: 1.5,
                color: Color(0x995D4037),
              ),
            ),
          ),
        ],
      ),
    );
  }

  /// 构建版本信息行
  Widget _buildVersionInfoRow(String label, String value) {
    return Row(
      mainAxisAlignment: MainAxisAlignment.spaceBetween,
      children: [
        Text(
          label,
          style: const TextStyle(
            fontSize: 14,
            fontFamily: 'Inter',
            height: 1.5,
            color: Color(0xCC5D4037),
          ),
        ),
        Flexible(
          child: Text(
            value,
            style: const TextStyle(
              fontSize: 14,
              fontFamily: 'Inter',
              fontWeight: FontWeight.w500,
              height: 1.5,
              color: Color(0xFF5D4037),
            ),
            textAlign: TextAlign.right,
            overflow: TextOverflow.ellipsis,
          ),
        ),
      ],
    );
  }
}