import 'dart:async';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../../../core/theme/app_spacing.dart';
import '../../../core/theme/app_theme.dart';
import '../../../core/event/app_event_bus.dart';
import '../../../providers/asset_provider.dart';
import 'components/account_tab_switcher.dart';
import 'components/action_buttons_row.dart';
import 'components/asset_dialogs.dart';
import 'components/balance_card.dart';
import 'components/holdings_section.dart';
import 'components/records_link_row.dart';
import '../orders/fund_orders_page.dart';
import 'transfer_page.dart';

/// 资产页面 - Matching .pen design spec (CMcqs)
class AssetPage extends StatefulWidget {
  const AssetPage({super.key});

  @override
  State<AssetPage> createState() => _AssetPageState();
}

class _AssetPageState extends State<AssetPage> with AutomaticKeepAliveClientMixin {
  int _activeTab = 0;
  StreamSubscription<AppEvent>? _eventSub;

  @override
  bool get wantKeepAlive => true;

  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addPostFrameCallback((_) {
      _loadData();
      _listenEvents();
    });
  }

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

  void _listenEvents() {
    final eventBus = context.read<AppEventBus>();
    _eventSub = eventBus.on(AppEventType.assetChanged, (_) {
      if (mounted) {
        context.read<AssetProvider>().refreshAll(force: true);
      }
    });
  }

  void _loadData() {
    context.read<AssetProvider>().refreshAll(force: true);
  }

  @override
  Widget build(BuildContext context) {
    super.build(context);
    final colorScheme = Theme.of(context).colorScheme;

    return Scaffold(
      backgroundColor: colorScheme.background,
      body: Consumer<AssetProvider>(
        builder: (context, provider, _) {
          return RefreshIndicator(
            onRefresh: () => provider.refreshAll(force: true),
            color: colorScheme.primary,
            backgroundColor: colorScheme.surfaceContainerHighest,
            child: SingleChildScrollView(
              physics: const AlwaysScrollableScrollPhysics(),
              padding: const EdgeInsets.fromLTRB(AppSpacing.md, AppSpacing.md + 8, AppSpacing.md, 32),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  // Page title: "资产" 22px bold — matching .pen titleFrame padding [16,0,8,0]
                  Padding(
                    padding: const EdgeInsets.only(top: 16, bottom: 8),
                    child: Text(
                      '资产',
                      style: AppTextStyles.displaySmall(context),
                    ),
                  ),
                  const SizedBox(height: AppSpacing.sm),
                  // Account tab switcher — pill-style matching .pen UE6xC
                  AccountTabSwitcher(
                    selectedIndex: _activeTab,
                    onChanged: (index) => setState(() => _activeTab = index),
                  ),
                  const SizedBox(height: AppSpacing.md),
                  // Balance card — matching .pen 59637 (cornerRadius lg, stroke, padding 20, gap 12)
                  BalanceCard(
                    provider: provider,
                    activeTab: _activeTab,
                  ),
                  const SizedBox(height: AppSpacing.md),
                  // Action buttons row — matching .pen pIpHe (gap 12)
                  ActionButtonsRow(
                    onDeposit: () => showDepositDialog(context),
                    onWithdraw: () => showWithdrawDialog(context, provider.fundAccount?.balance),
                    onTransfer: () => _navigateToTransfer(context),
                  ),
                  const SizedBox(height: AppSpacing.md),
                  // Records link row — matching .pen fLHtq (cornerRadius lg, padding [14,16], stroke)
                  RecordsLinkRow(
                    onTap: () => Navigator.push(
                      context,
                      MaterialPageRoute(builder: (_) => const FundOrdersPage()),
                    ),
                  ),
                  const SizedBox(height: AppSpacing.md),
                  // Holdings section — matching .pen th9BG + 6X6tC
                  HoldingsSection(holdings: _activeTab == 1 ? provider.holdings : []),
                ],
              ),
            ),
          );
      },
      ),
    );
  }

  void _navigateToTransfer(BuildContext context) async {
    final result = await Navigator.push<bool>(
      context,
      MaterialPageRoute(builder: (_) => const TransferPage()),
    );
    if (result == true && context.mounted) {
      context.read<AssetProvider>().refreshAll(force: true);
    }
  }
}

/// 交易账户卡片 - Glass Panel 风格
class _TradeAccountCard extends StatelessWidget {
  final List holdings;
  final String? tradeBalance;

  const _TradeAccountCard({required this.holdings, this.tradeBalance});

  @override
  Widget build(BuildContext context) {
    final colorScheme = Theme.of(context).colorScheme;
    final isDark = Theme.of(context).brightness == Brightness.dark;

    // 计算总市值（所有持仓折算成USDT）
    double totalValue = 0;
    for (var h in holdings) {
      final value = double.tryParse(h.currentValue?.toString() ?? '0') ?? 0;
      totalValue += value;
    }

    // 对持仓进行排序：USDT 放在最上面
    final sortedHoldings = List.from(holdings);
    sortedHoldings.sort((a, b) {
      final codeA = (a.coinCode ?? a['coinCode'] ?? '').toString().toUpperCase();
      final codeB = (b.coinCode ?? b['coinCode'] ?? '').toString().toUpperCase();
      if (codeA == 'USDT') return -1;
      if (codeB == 'USDT') return 1;
      return 0;
    });

    return GlassPanel(
      padding: AppSpacing.cardPadding,
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          // 标题行
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              Row(
                children: [
                  Container(
                    width: 36,
                    height: 36,
                    decoration: BoxDecoration(
                      color: colorScheme.primary.withOpacity(0.1),
                      borderRadius: BorderRadius.circular(AppRadius.md),
                    ),
                    child: Icon(
                      LucideIcons.trendingUp,
                      size: 18,
                      color: colorScheme.primary,
                    ),
                  ),
                  SizedBox(width: AppSpacing.sm),
                  Text(
                    '交易账户',
                    style: GoogleFonts.spaceGrotesk(
                      fontSize: 16,
                      fontWeight: FontWeight.bold,
                      color: colorScheme.onSurface,
                    ),
                  ),
                ],
              ),
              Icon(
                LucideIcons.chevronRight,
                size: 14,
                color: colorScheme.primary,
              ),
            ],
          ),
          SizedBox(height: AppSpacing.md),
          // 余额
          Text(
            '余额 (USDT)',
            style: TextStyle(
              fontSize: 11,
              color: colorScheme.onSurfaceVariant,
            ),
          ),
          SizedBox(height: AppSpacing.xs),
          Text(
            totalValue.toStringAsFixed(2),
            style: GoogleFonts.spaceGrotesk(
              fontSize: 20,
              fontWeight: FontWeight.bold,
              color: colorScheme.onSurface,
            ),
          ),
          SizedBox(height: AppSpacing.lg),
          // 持仓列表标题
          Text(
            '持仓列表',
            style: GoogleFonts.spaceGrotesk(
              fontSize: 14,
              fontWeight: FontWeight.w600,
              color: colorScheme.onSurfaceVariant,
            ),
          ),
          SizedBox(height: AppSpacing.md),
          if (sortedHoldings.isEmpty)
            const _EmptyState(icon: LucideIcons.wallet, message: '暂无持仓')
          else
            ListView.separated(
              shrinkWrap: true,
              physics: const NeverScrollableScrollPhysics(),
              itemCount: sortedHoldings.length,
              separatorBuilder: (_, __) => Container(
                margin: EdgeInsets.only(left: 56),
                height: 1,
                color: AppColorScheme.glassPanelBorder,
              ),
              itemBuilder: (context, index) => _HoldingItem(holding: sortedHoldings[index]),
            ),
        ],
      ),
    );
  }
}

/// 空状态
class _EmptyState extends StatelessWidget {
  final IconData icon;
  final String message;

  const _EmptyState({required this.icon, required this.message});

  @override
  Widget build(BuildContext context) {
    final colorScheme = Theme.of(context).colorScheme;

    return Center(
      child: Padding(
        padding: EdgeInsets.all(AppSpacing.xl),
        child: Column(
          children: [
            Icon(
              icon,
              size: 48,
              color: colorScheme.onSurfaceVariant,
            ),
            SizedBox(height: AppSpacing.sm + AppSpacing.xs),
            Text(
              message,
              style: TextStyle(color: colorScheme.onSurfaceVariant),
            ),
          ],
        ),
      ),
    );
  }
}

/// 持仓项
class _HoldingItem extends StatelessWidget {
  final dynamic holding;

  const _HoldingItem({required this.holding});

  @override
  Widget build(BuildContext context) {
    final colorScheme = Theme.of(context).colorScheme;
    final isDark = Theme.of(context).brightness == Brightness.dark;

    return Padding(
      padding: EdgeInsets.symmetric(vertical: AppSpacing.sm),
      child: Row(
        children: [
          Container(
            width: 40,
            height: 40,
            decoration: BoxDecoration(
              color: colorScheme.primary.withOpacity(0.1),
              borderRadius: BorderRadius.circular(AppRadius.md),
            ),
            child: Center(
              child: Text(
                holding.coinCode.substring(0, 1),
                style: TextStyle(
                  color: colorScheme.primary,
                  fontWeight: FontWeight.bold,
                ),
              ),
            ),
          ),
          SizedBox(width: AppSpacing.sm + AppSpacing.xs),
          Expanded(
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                Text(
                  holding.coinCode,
                  style: GoogleFonts.spaceGrotesk(
                    fontSize: 14,
                    fontWeight: FontWeight.w600,
                    color: colorScheme.onSurface,
                  ),
                ),
                Text(
                  '数量: ${holding.quantity}',
                  style: TextStyle(
                    fontSize: 12,
                    color: colorScheme.onSurfaceVariant,
                  ),
                ),
              ],
            ),
          ),
          Column(
            crossAxisAlignment: CrossAxisAlignment.end,
            children: [
              Text(
                '${holding.currentValue} USDT',
                style: TextStyle(
                  fontSize: 12,
                  color: colorScheme.onSurface,
                ),
              ),
              Text(
                holding.formattedProfitRate,
                style: TextStyle(
                  color: holding.isProfit ? AppColorScheme.getUpColor(isDark) : AppColorScheme.down,
                  fontSize: 12,
                  fontWeight: FontWeight.w600,
                ),
              ),
            ],
          ),
        ],
      ),
    );
  }
}

// ============================================
// Dialogs - Glass Panel 风格
// ============================================

void _showDepositDialog(BuildContext context) {
  final amountController = TextEditingController();
  final formKey = GlobalKey<ShadFormState>();
  final colorScheme = Theme.of(context).colorScheme;

  showShadDialog(
    context: context,
    builder: (ctx) => Dialog(
      backgroundColor: Colors.transparent,
      child: GlassPanel(
        borderRadius: BorderRadius.circular(AppRadius.lg),
        padding: EdgeInsets.all(AppSpacing.lg),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                Column(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    Text(
                      'Deposit (充值)',
                      style: GoogleFonts.spaceGrotesk(
                        fontSize: 16,
                        fontWeight: FontWeight.bold,
                        color: colorScheme.onSurface,
                      ),
                    ),
                    SizedBox(height: AppSpacing.xs),
                    Text(
                      'Asset: USDT',
                      style: TextStyle(
                        fontSize: 12,
                        letterSpacing: 0.1,
                        color: colorScheme.onSurfaceVariant,
                      ),
                    ),
                  ],
                ),
                Container(
                  padding: EdgeInsets.all(AppSpacing.sm),
                  decoration: BoxDecoration(
                    color: colorScheme.surfaceContainerHigh,
                    borderRadius: BorderRadius.circular(AppRadius.md),
                  ),
                  child: Icon(
                    LucideIcons.wallet,
                    color: colorScheme.secondary,
                  ),
                ),
              ],
            ),
            SizedBox(height: AppSpacing.lg),
            ShadForm(
              key: formKey,
              child: ShadInputFormField(
                id: 'amount',
                controller: amountController,
                label: const Text('充值金额'),
                placeholder: const Text('最低 1000 USDT'),
                keyboardType: const TextInputType.numberWithOptions(decimal: true),
                validator: (v) {
                  if (v == null || v.isEmpty) return '请输入金额';
                  final n = double.tryParse(v);
                  if (n == null || n <= 0) return '请输入有效金额';
                  if (n < 1000) return '单笔最低充值1000 USDT';
                  return null;
                },
              ),
            ),
            SizedBox(height: AppSpacing.lg),
            Row(
              children: [
                Expanded(
                  child: NeonButton(
                    text: '取消',
                    type: NeonButtonType.outline,
                    onPressed: () => Navigator.of(ctx).pop(),
                    height: 48,
                    showGlow: false,
                  ),
                ),
                SizedBox(width: AppSpacing.sm),
                Expanded(
                  child: NeonButton(
                    text: '下一步',
                    type: NeonButtonType.primary,
                    onPressed: () async {
                      if (formKey.currentState!.saveAndValidate()) {
                        Navigator.of(ctx).pop();
                        final response = await context.read<AssetProvider>().deposit(
                          amount: amountController.text,
                        );
                        if (context.mounted) {
                          if (response.success && response.data != null) {
                            _showDepositResultDialog(context, response.data!);
                          } else {
                            _showResultDialog(context, '申请失败', response.message);
                          }
                        }
                      }
                    },
                    height: 48,
                    showGlow: true,
                  ),
                ),
              ],
            ),
          ],
        ),
      ),
    ),
  );
}

void _showDepositResultDialog(BuildContext context, Map<String, dynamic> data) {
  final orderNo = data['orderNo'] as String? ?? '';
  final amount = data['amount']?.toString() ?? '0.00';
  final walletAddress = data['walletAddress'] as String? ?? '';
  final walletNetwork = data['walletNetwork'] as String? ?? 'TRC20';
  final colorScheme = Theme.of(context).colorScheme;
  final isDark = Theme.of(context).brightness == Brightness.dark;

  showShadDialog(
    context: context,
    builder: (ctx) => Dialog(
      backgroundColor: Colors.transparent,
      child: GlassPanel(
        borderRadius: BorderRadius.circular(AppRadius.lg),
        padding: EdgeInsets.all(AppSpacing.lg),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Row(
              children: [
                NeonIcon(
                  icon: Icons.check_circle,
                  color: AppColorScheme.getUpColor(isDark),
                  size: 24,
                ),
                SizedBox(width: AppSpacing.sm),
                Text(
                  '充值申请成功',
                  style: GoogleFonts.spaceGrotesk(
                    fontSize: 16,
                    fontWeight: FontWeight.bold,
                    color: colorScheme.onSurface,
                  ),
                ),
              ],
            ),
            SizedBox(height: AppSpacing.lg),
            _InfoRow(label: '订单号', value: orderNo),
            SizedBox(height: AppSpacing.sm),
            _InfoRow(label: '充值金额', value: '$amount USDT', isBold: true),
            SizedBox(height: AppSpacing.lg),
            Text(
              '请向以下地址转账:',
              style: TextStyle(
                fontSize: 12,
                color: colorScheme.onSurfaceVariant,
              ),
            ),
            SizedBox(height: AppSpacing.sm),
            _WalletAddressCard(address: walletAddress, network: walletNetwork),
            SizedBox(height: AppSpacing.md),
            Container(
              padding: EdgeInsets.all(AppSpacing.sm),
              decoration: BoxDecoration(
                color: AppColorScheme.warning.withOpacity(0.1),
                borderRadius: BorderRadius.circular(AppRadius.md),
                border: Border.all(
                  color: AppColorScheme.warning.withOpacity(0.2),
                ),
              ),
              child: Row(
                children: [
                  Icon(Icons.info_outline, size: 16, color: AppColorScheme.warning),
                  SizedBox(width: AppSpacing.sm),
                  Expanded(
                    child: Text(
                      '转账完成后请点击"已打款"按钮确认',
                      style: TextStyle(fontSize: 12, color: AppColorScheme.warning),
                    ),
                  ),
                ],
              ),
            ),
            SizedBox(height: AppSpacing.lg),
            Row(
              children: [
                Expanded(
                  child: NeonButton(
                    text: '稍后确认',
                    type: NeonButtonType.outline,
                    onPressed: () => Navigator.of(ctx).pop(),
                    height: 44,
                    showGlow: false,
                  ),
                ),
                SizedBox(width: AppSpacing.sm),
                Expanded(
                  child: NeonButton(
                    text: '已打款',
                    type: NeonButtonType.primary,
                    onPressed: () async {
                      Navigator.of(ctx).pop();
                      final response = await context.read<AssetProvider>().confirmPay(orderNo);
                      if (context.mounted) {
                        _showResultDialog(
                          context,
                          response.success ? '确认成功' : '确认失败',
                          response.success ? '请等待管理员审核' : response.message,
                        );
                      }
                    },
                    height: 44,
                    showGlow: true,
                  ),
                ),
              ],
            ),
          ],
        ),
      ),
    ),
  );
}

class _InfoRow extends StatelessWidget {
  final String label;
  final String value;
  final bool isBold;

  const _InfoRow({required this.label, required this.value, this.isBold = false});

  @override
  Widget build(BuildContext context) {
    final colorScheme = Theme.of(context).colorScheme;

    return Row(
      mainAxisAlignment: MainAxisAlignment.spaceBetween,
      children: [
        Text(
          label,
          style: TextStyle(
            fontSize: 12,
            color: colorScheme.onSurfaceVariant,
          ),
        ),
        Text(
          value,
          style: TextStyle(
            fontSize: 12,
            fontWeight: isBold ? FontWeight.bold : FontWeight.normal,
            color: colorScheme.onSurface,
          ),
        ),
      ],
    );
  }
}

class _WalletAddressCard extends StatelessWidget {
  final String address;
  final String network;

  const _WalletAddressCard({required this.address, required this.network});

  @override
  Widget build(BuildContext context) {
    final colorScheme = Theme.of(context).colorScheme;

    return Container(
      padding: EdgeInsets.all(AppSpacing.md),
      decoration: BoxDecoration(
        color: colorScheme.surfaceContainerHigh,
        borderRadius: BorderRadius.circular(AppRadius.md),
        border: Border.all(
          color: colorScheme.outlineVariant.withOpacity(0.3),
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Row(
            children: [
              Expanded(
                child: Text(
                  address,
                  style: TextStyle(
                    fontFamily: 'monospace',
                    fontSize: 12,
                    color: colorScheme.onSurface,
                  ),
                ),
              ),
              GestureDetector(
                onTap: () {
                  Clipboard.setData(ClipboardData(text: address));
                  ToastUtils.show('地址已复制到剪贴板');
                },
                child: Container(
                  padding: EdgeInsets.all(AppSpacing.xs),
                  decoration: BoxDecoration(
                    color: colorScheme.primary.withOpacity(0.1),
                    borderRadius: BorderRadius.circular(AppRadius.sm),
                  ),
                  child: Icon(
                    LucideIcons.copy,
                    size: 16,
                    color: colorScheme.primary,
                  ),
                ),
              ),
            ],
          ),
          SizedBox(height: AppSpacing.sm),
          Text(
            '网络: $network',
            style: TextStyle(
              fontSize: 11,
              color: colorScheme.onSurfaceVariant,
            ),
          ),
        ],
      ),
    );
  }
}

void _showWithdrawDialog(BuildContext context, String? balance) {
  final amountController = TextEditingController();
  final addressController = TextEditingController();
  final contactController = TextEditingController();
  final formKey = GlobalKey<ShadFormState>();
  final feeNotifier = ValueNotifier<String>('提现将扣除10%手续费');
  final colorScheme = Theme.of(context).colorScheme;
  final networksNotifier = ValueNotifier<List<String>>([]);
  final selectedNetworkNotifier = ValueNotifier<String?>(null);

  amountController.addListener(() {
    final amount = double.tryParse(amountController.text) ?? 0;
    if (amount > 0) {
      final fee = amount * 0.1;
      final receivable = amount - fee;
      feeNotifier.value = '手续费(10%): -${fee.toStringAsFixed(2)} USDT  |  应付款: ${receivable.toStringAsFixed(2)} USDT';
    } else {
      feeNotifier.value = '提现将扣除10%手续费';
    }
  });

  // 获取网络列表
  context.read<AssetProvider>().getWalletNetworks().then((list) {
    networksNotifier.value = list;
    if (list.isNotEmpty) {
      selectedNetworkNotifier.value = list.first;
    }
  });

  showShadDialog(
    context: context,
    builder: (ctx) => StatefulBuilder(
      builder: (ctx, setState) => Dialog(
        backgroundColor: Colors.transparent,
        child: GlassPanel(
          borderRadius: BorderRadius.circular(AppRadius.lg),
          padding: EdgeInsets.all(AppSpacing.lg),
          child: SingleChildScrollView(
            child: Column(
              mainAxisSize: MainAxisSize.min,
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                Row(
                  children: [
                    Container(
                      padding: EdgeInsets.all(AppSpacing.sm),
                      decoration: BoxDecoration(
                        color: colorScheme.primary.withOpacity(0.1),
                        borderRadius: BorderRadius.circular(AppRadius.md),
                      ),
                      child: Icon(
                        LucideIcons.wallet,
                        color: colorScheme.primary,
                      ),
                    ),
                    SizedBox(width: AppSpacing.sm),
                    Text(
                      '提现 (Withdraw)',
                      style: GoogleFonts.spaceGrotesk(
                        fontSize: 16,
                        fontWeight: FontWeight.bold,
                        color: colorScheme.onSurface,
                      ),
                    ),
                  ],
                ),
                SizedBox(height: AppSpacing.xs),
                Text(
                  'Securely transfer your assets to an external wallet address.',
                  style: TextStyle(
                    fontSize: 12,
                    color: colorScheme.onSurfaceVariant,
                  ),
                ),
                if (balance != null) ...[
                  SizedBox(height: AppSpacing.md),
                  Container(
                    padding: EdgeInsets.symmetric(
                      horizontal: AppSpacing.md,
                      vertical: AppSpacing.sm,
                    ),
                    decoration: BoxDecoration(
                      color: AppColorScheme.up.withOpacity(0.1),
                      borderRadius: BorderRadius.circular(AppRadius.full),
                      border: Border.all(
                        color: AppColorScheme.up.withOpacity(0.2),
                      ),
                    ),
                    child: Row(
                      mainAxisSize: MainAxisSize.min,
                      children: [
                        Text(
                          '可用余额: ',
                          style: TextStyle(
                            fontSize: 10,
                            letterSpacing: 0.1,
                            color: colorScheme.onSurfaceVariant,
                          ),
                        ),
                        Text(
                          '$balance USDT',
                          style: TextStyle(
                            fontSize: 12,
                            fontWeight: FontWeight.bold,
                            color: AppColorScheme.up,
                          ),
                        ),
                      ],
                    ),
                  ),
                ],
                SizedBox(height: AppSpacing.lg),
                ShadForm(
                  key: formKey,
                  child: Column(
                    children: [
                      ShadInputFormField(
                        id: 'amount',
                        controller: amountController,
                        label: const Text('提现金额'),
                        placeholder: const Text('请输入提现金额(USDT)'),
                        keyboardType: const TextInputType.numberWithOptions(decimal: true),
                        validator: Validators.amount,
                      ),
                      SizedBox(height: AppSpacing.xs),
                      Container(
                        padding: EdgeInsets.symmetric(
                          horizontal: AppSpacing.md,
                          vertical: AppSpacing.sm,
                        ),
                        decoration: BoxDecoration(
                          color: Colors.orange.withOpacity(0.1),
                          borderRadius: BorderRadius.circular(AppRadius.md),
                          border: Border.all(color: Colors.orange.withOpacity(0.3)),
                        ),
                        child: Row(
                          children: [
                            Icon(Icons.info_outline, size: 14, color: Colors.orange),
                            SizedBox(width: AppSpacing.xs),
                            Expanded(
                              child: ValueListenableBuilder<String>(
                                valueListenable: feeNotifier,
                                builder: (_, text, __) => Text(
                                  text,
                                  style: TextStyle(
                                    fontSize: 11,
                                    color: Colors.orange.shade800,
                                  ),
                                ),
                              ),
                            ),
                          ],
                        ),
                      ),
                      SizedBox(height: AppSpacing.md),
                      // 提现网络选择
                      ValueListenableBuilder<List<String>>(
                        valueListenable: networksNotifier,
                        builder: (_, networks, __) {
                          if (networks.isEmpty) return const SizedBox.shrink();
                          return Column(
                            crossAxisAlignment: CrossAxisAlignment.start,
                            children: [
                              Text(
                                '提现网络',
                                style: TextStyle(
                                  fontSize: 12,
                                  color: colorScheme.onSurfaceVariant,
                                ),
                              ),
                              const SizedBox(height: 4),
                              SizedBox(
                                width: double.infinity,
                                child: ValueListenableBuilder<String?>(
                                  valueListenable: selectedNetworkNotifier,
                                  builder: (_, selected, __) => ShadSelect<String>(
                                    initialValue: selected ?? networks.first,
                                    placeholder: const Text('选择提现网络'),
                                    onChanged: (value) {
                                      selectedNetworkNotifier.value = value;
                                    },
                                    selectedOptionBuilder: (context, value) => Text(value),
                                    options: networks.map((network) => ShadOption<String>(
                                      value: network,
                                      child: Text(network),
                                    )),
                                  ),
                                ),
                              ),
                            ],
                          );
                        },
                      ),
                      SizedBox(height: AppSpacing.md),
                      ShadInputFormField(
                        id: 'address',
                        controller: addressController,
                        label: const Text('目标地址'),
                        placeholder: const Text('请输入提现地址'),
                        validator: (v) => Validators.required(v, '提现地址'),
                      ),
                      SizedBox(height: AppSpacing.md),
                      ShadInputFormField(
                        id: 'contact',
                        controller: contactController,
                        label: const Text('联系方式(可选)'),
                        placeholder: const Text('联系方式'),
                      ),
                    ],
                  ),
                ),
                SizedBox(height: AppSpacing.lg),
                Row(
                  children: [
                    Expanded(
                      child: NeonButton(
                        text: '取消',
                        type: NeonButtonType.outline,
                        onPressed: () => Navigator.of(ctx).pop(),
                        height: 44,
                        showGlow: false,
                      ),
                    ),
                    SizedBox(width: AppSpacing.sm),
                    Expanded(
                      child: NeonButton(
                        text: '提交',
                        type: NeonButtonType.primary,
                        onPressed: () async {
                          if (formKey.currentState!.saveAndValidate()) {
                            Navigator.of(ctx).pop();
                            final response = await context.read<AssetProvider>().withdraw(
                              amount: amountController.text,
                              withdrawAddress: addressController.text,
                              network: selectedNetworkNotifier.value,
                              withdrawContact: contactController.text.isNotEmpty
                                  ? contactController.text
                                  : null,
                            );
                            if (context.mounted) {
                              _showResultDialog(
                                context,
                                response.success ? '申请成功' : '申请失败',
                                response.success ? '请等待管理员审批' : response.message,
                              );
                            }
                          }
                        },
                        height: 44,
                        showGlow: true,
                      ),
                    ),
                  ],
                ),
                SizedBox(height: AppSpacing.md),
                Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: [
                    Icon(
                      Icons.verified_user,
                      size: 12,
                      color: colorScheme.onSurfaceVariant.withOpacity(0.5),
                    ),
                    SizedBox(width: AppSpacing.xs),
                    Text(
                      'End-to-End Encrypted Transaction',
                      style: TextStyle(
                        fontSize: 10,
                        letterSpacing: 0.1,
                        color: colorScheme.onSurfaceVariant.withOpacity(0.5),
                      ),
                    ),
                  ],
                ),
              ],
            ),
          ),
        ),
      ),
    ),
  );
}