617 lines
20 KiB
Dart
617 lines
20 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:lucide_icons_flutter/lucide_icons.dart';
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import 'package:provider/provider.dart';
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import 'package:shadcn_ui/shadcn_ui.dart';
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import '../../../core/theme/app_color_scheme.dart';
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import '../../../core/theme/app_spacing.dart';
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import '../../../core/theme/app_theme.dart';
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import '../../../core/theme/app_theme_extension.dart';
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import '../../../core/utils/toast_utils.dart';
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import '../../../providers/asset_provider.dart';
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/// 充值頁面 — 獨立頁面，替代彈窗
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class DepositPage extends StatefulWidget {
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const DepositPage({super.key});
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@override
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State<DepositPage> createState() => _DepositPageState();
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}
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class _DepositPageState extends State<DepositPage> {
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final _amountController = TextEditingController();
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final _formKey = GlobalKey<ShadFormState>();
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bool _isSubmitting = false;
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// 充值結果狀態
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bool _showResult = false;
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String? _orderNo;
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String? _amount;
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String? _walletAddress;
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String _walletNetwork = 'TRC20';
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@override
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void dispose() {
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_amountController.dispose();
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super.dispose();
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}
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Future<void> _submitDeposit() async {
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if (!_formKey.currentState!.saveAndValidate()) return;
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if (_isSubmitting) return;
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setState(() => _isSubmitting = true);
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try {
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final response = await context.read<AssetProvider>().deposit(
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amount: _amountController.text,
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);
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if (!mounted) return;
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if (response.success && response.data != null) {
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setState(() {
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_showResult = true;
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_orderNo = response.data!['orderNo'] as String? ?? '';
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_amount = response.data!['amount']?.toString() ?? '0.00';
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_walletAddress = response.data!['walletAddress'] as String? ?? '';
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_walletNetwork = response.data!['walletNetwork'] as String? ?? 'TRC20';
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});
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} else {
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ToastUtils.showError(response.message ?? '申請失敗');
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}
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} catch (e) {
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if (mounted) ToastUtils.showError('申請失敗: $e');
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} finally {
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if (mounted) setState(() => _isSubmitting = false);
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}
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}
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Future<void> _confirmPay() async {
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if (_orderNo == null) return;
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final confirmed = await showDialog<bool>(
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context: context,
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builder: (ctx) => AlertDialog(
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title: const Text('確認已打款'),
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content: const Text('確認您已完成向指定地址的轉賬？'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(ctx, false),
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child: const Text('取消'),
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),
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TextButton(
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onPressed: () => Navigator.pop(ctx, true),
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child: const Text('確認'),
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),
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],
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),
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);
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if (confirmed != true || !mounted) return;
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try {
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final response = await context.read<AssetProvider>().confirmPay(_orderNo!);
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if (!mounted) return;
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if (response.success) {
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ToastUtils.showSuccess('確認成功，請等待管理員審核');
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Navigator.of(context).pop(true);
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} else {
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ToastUtils.showError(response.message ?? '確認失敗');
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}
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} catch (e) {
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if (mounted) ToastUtils.showError('確認失敗: $e');
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}
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}
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// ============================================
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// 構建 UI
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// ============================================
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@override
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Widget build(BuildContext context) {
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final colorScheme = context.colors;
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return Scaffold(
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backgroundColor: colorScheme.background,
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appBar: AppBar(
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leading: IconButton(
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icon: const Icon(LucideIcons.arrowLeft, size: 20),
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onPressed: () => Navigator.of(context).pop(),
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),
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title: Text(
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'充值',
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style: AppTextStyles.headlineLarge(context).copyWith(
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color: colorScheme.onSurface,
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),
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),
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backgroundColor: colorScheme.background,
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elevation: 0,
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scrolledUnderElevation: 0,
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centerTitle: true,
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),
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body: _showResult ? _buildResultView() : _buildFormView(),
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);
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}
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/// 表單視圖 — 輸入充值金額
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Widget _buildFormView() {
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final colorScheme = context.colors;
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return SingleChildScrollView(
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padding: const EdgeInsets.all(AppSpacing.lg),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 幣種選擇卡片
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(AppSpacing.md),
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decoration: BoxDecoration(
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color: colorScheme.surfaceContainer,
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borderRadius: BorderRadius.circular(AppRadius.lg),
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border: Border.all(
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color: colorScheme.outlineVariant.withValues(alpha: 0.3),
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),
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),
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child: Row(
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children: [
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Container(
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width: 40,
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height: 40,
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decoration: BoxDecoration(
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color: colorScheme.primary.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(AppRadius.md),
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),
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child: Icon(
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LucideIcons.coins,
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color: colorScheme.primary,
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size: 20,
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),
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),
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const SizedBox(width: AppSpacing.md),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'USDT',
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style: AppTextStyles.headlineMedium(context).copyWith(
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fontWeight: FontWeight.bold,
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),
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),
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Text(
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'Tether USD',
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style: AppTextStyles.bodySmall(context).copyWith(
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color: colorScheme.onSurfaceVariant,
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),
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),
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],
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),
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),
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],
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),
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),
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const SizedBox(height: AppSpacing.xl),
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// 金額輸入
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Text(
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'充值金額',
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style: AppTextStyles.bodyLarge(context).copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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const SizedBox(height: AppSpacing.sm),
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ShadForm(
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key: _formKey,
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child: ShadInputFormField(
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id: 'amount',
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controller: _amountController,
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placeholder: const Text('請輸入充值金額'),
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keyboardType: const TextInputType.numberWithOptions(decimal: true),
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validator: (v) {
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if (v == null || v.isEmpty) return '請輸入金額';
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final n = double.tryParse(v);
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if (n == null || n <= 0) return '請輸入有效金額';
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if (n < 1000) return '單筆最低充值 1000 USDT';
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return null;
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},
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),
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),
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const SizedBox(height: AppSpacing.sm),
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// 最低金額提示
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: AppSpacing.md,
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vertical: AppSpacing.sm,
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),
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decoration: BoxDecoration(
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color: AppColorScheme.info.withValues(alpha: 0.08),
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borderRadius: BorderRadius.circular(AppRadius.md),
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border: Border.all(
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color: AppColorScheme.info.withValues(alpha: 0.15),
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),
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),
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child: Row(
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children: [
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Icon(Icons.info_outline, size: 16, color: AppColorScheme.info),
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const SizedBox(width: AppSpacing.sm),
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Text(
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'單筆最低充值 1000 USDT',
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style: AppTextStyles.bodySmall(context).copyWith(
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color: AppColorScheme.info,
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),
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),
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],
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),
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),
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const SizedBox(height: AppSpacing.xl),
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// 操作說明
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Text(
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'操作流程',
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style: AppTextStyles.bodyLarge(context).copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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const SizedBox(height: AppSpacing.md),
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_buildStepItem(1, '輸入充值金額並提交申請'),
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_buildStepItem(2, '向指定錢包地址轉賬'),
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_buildStepItem(3, '點擊「已打款」確認'),
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_buildStepItem(4, '等待管理員審核通過'),
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const SizedBox(height: AppSpacing.xxl),
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// 提交按鈕
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SizedBox(
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width: double.infinity,
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height: 50,
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child: ElevatedButton(
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onPressed: _isSubmitting ? null : _submitDeposit,
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style: ElevatedButton.styleFrom(
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backgroundColor: colorScheme.primary,
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foregroundColor: colorScheme.onPrimary,
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disabledBackgroundColor: colorScheme.primary.withValues(alpha: 0.5),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(AppRadius.lg),
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),
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elevation: 0,
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),
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child: _isSubmitting
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? const SizedBox(
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width: 20,
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height: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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color: Colors.white,
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),
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)
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: Text(
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'下一步',
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style: AppTextStyles.headlineMedium(context).copyWith(
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fontWeight: FontWeight.w600,
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color: colorScheme.onPrimary,
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),
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),
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),
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),
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const SizedBox(height: AppSpacing.lg),
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// 安全提示
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_buildSecurityTip(),
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],
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),
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);
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}
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/// 結果視圖 — 展示錢包地址和確認打款
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Widget _buildResultView() {
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final colorScheme = context.colors;
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return SingleChildScrollView(
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padding: const EdgeInsets.all(AppSpacing.lg),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 成功提示
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Center(
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child: Column(
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children: [
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Container(
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width: 56,
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height: 56,
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decoration: BoxDecoration(
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color: context.appColors.up.withValues(alpha: 0.12),
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shape: BoxShape.circle,
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),
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child: Icon(
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Icons.check_circle_outline_rounded,
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color: context.appColors.up,
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size: 32,
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),
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),
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const SizedBox(height: AppSpacing.md),
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Text(
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'充值申請成功',
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style: AppTextStyles.headlineLarge(context).copyWith(
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fontWeight: FontWeight.w700,
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),
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),
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const SizedBox(height: AppSpacing.xs),
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Text(
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'請向以下地址轉賬完成充值',
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style: AppTextStyles.bodyMedium(context).copyWith(
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color: colorScheme.onSurfaceVariant,
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),
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),
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],
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),
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),
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const SizedBox(height: AppSpacing.xl),
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// 訂單信息
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(AppSpacing.md),
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decoration: BoxDecoration(
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color: colorScheme.surfaceContainer,
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borderRadius: BorderRadius.circular(AppRadius.lg),
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border: Border.all(
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color: colorScheme.outlineVariant.withValues(alpha: 0.3),
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),
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),
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child: Column(
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children: [
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_buildInfoRow('訂單號', _orderNo ?? ''),
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const SizedBox(height: AppSpacing.sm),
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Divider(color: colorScheme.outlineVariant.withValues(alpha: 0.2), height: 1),
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const SizedBox(height: AppSpacing.sm),
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_buildInfoRow('充值金額', '${_amount ?? "0.00"} USDT', isBold: true),
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],
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),
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),
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const SizedBox(height: AppSpacing.lg),
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// 錢包地址
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Text(
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'收款地址',
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style: AppTextStyles.bodyLarge(context).copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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const SizedBox(height: AppSpacing.sm),
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(AppSpacing.md),
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decoration: BoxDecoration(
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color: colorScheme.surfaceContainer,
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borderRadius: BorderRadius.circular(AppRadius.lg),
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border: Border.all(
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color: colorScheme.outlineVariant.withValues(alpha: 0.3),
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),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Expanded(
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child: Text(
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_walletAddress ?? '',
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style: AppTextStyles.bodyMedium(context).copyWith(
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fontFamily: 'monospace',
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),
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),
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),
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GestureDetector(
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onTap: () {
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Clipboard.setData(ClipboardData(text: _walletAddress ?? ''));
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ToastUtils.showSuccess('地址已複製到剪貼板');
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},
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child: Container(
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padding: const EdgeInsets.all(AppSpacing.sm),
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decoration: BoxDecoration(
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color: colorScheme.primary.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(AppRadius.sm),
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),
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child: Icon(
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LucideIcons.copy,
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size: 16,
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color: colorScheme.primary,
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),
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),
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),
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],
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),
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const SizedBox(height: AppSpacing.sm),
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Text(
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'網絡: $_walletNetwork',
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style: AppTextStyles.bodySmall(context).copyWith(
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color: colorScheme.onSurfaceVariant,
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),
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),
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],
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),
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),
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const SizedBox(height: AppSpacing.md),
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// 重要提示
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(AppSpacing.md),
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decoration: BoxDecoration(
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color: AppColorScheme.warning.withValues(alpha: 0.08),
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borderRadius: BorderRadius.circular(AppRadius.md),
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border: Border.all(
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color: AppColorScheme.warning.withValues(alpha: 0.15),
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),
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),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Icon(Icons.info_outline, size: 18, color: AppColorScheme.warning),
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const SizedBox(width: AppSpacing.sm),
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Expanded(
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child: Text(
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'轉賬完成後請點擊下方「已打款」按鈕確認，管理員審核通過後資金將到賬。',
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style: AppTextStyles.bodyMedium(context).copyWith(
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color: AppColorScheme.warning,
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),
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),
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),
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],
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),
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),
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const SizedBox(height: AppSpacing.xl),
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// 操作按鈕
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Row(
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children: [
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Expanded(
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child: SizedBox(
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height: 50,
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child: OutlinedButton(
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onPressed: () => Navigator.of(context).pop(),
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style: OutlinedButton.styleFrom(
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side: BorderSide(color: colorScheme.outline),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(AppRadius.lg),
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),
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),
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child: Text(
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'稍後確認',
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style: AppTextStyles.headlineSmall(context).copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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),
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),
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),
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const SizedBox(width: AppSpacing.md),
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Expanded(
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child: SizedBox(
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height: 50,
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child: ElevatedButton(
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onPressed: _confirmPay,
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style: ElevatedButton.styleFrom(
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backgroundColor: colorScheme.primary,
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foregroundColor: colorScheme.onPrimary,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(AppRadius.lg),
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),
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elevation: 0,
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),
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child: Text(
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'已打款',
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style: AppTextStyles.headlineSmall(context).copyWith(
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fontWeight: FontWeight.w600,
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color: colorScheme.onPrimary,
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),
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),
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),
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),
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),
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],
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),
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const SizedBox(height: AppSpacing.lg),
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_buildSecurityTip(),
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],
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),
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);
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}
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// ============================================
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// 輔助組件
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// ============================================
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Widget _buildStepItem(int step, String text) {
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final colorScheme = context.colors;
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return Padding(
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padding: const EdgeInsets.only(bottom: AppSpacing.sm + AppSpacing.xs),
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child: Row(
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children: [
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Container(
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width: 24,
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height: 24,
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decoration: BoxDecoration(
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color: colorScheme.primary.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(AppRadius.sm),
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),
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child: Center(
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child: Text(
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'$step',
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style: AppTextStyles.labelSmall(context).copyWith(
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color: colorScheme.primary,
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|
fontWeight: FontWeight.bold,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(width: AppSpacing.sm),
|
|
Expanded(
|
|
child: Text(
|
|
text,
|
|
style: AppTextStyles.bodyMedium(context).copyWith(
|
|
color: colorScheme.onSurfaceVariant,
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget _buildInfoRow(String label, String value, {bool isBold = false}) {
|
|
final colorScheme = context.colors;
|
|
return Row(
|
|
mainAxisAlignment: MainAxisAlignment.spaceBetween,
|
|
children: [
|
|
Text(
|
|
label,
|
|
style: AppTextStyles.bodyMedium(context).copyWith(
|
|
color: colorScheme.onSurfaceVariant,
|
|
),
|
|
),
|
|
Flexible(
|
|
child: Text(
|
|
value,
|
|
style: AppTextStyles.bodyMedium(context).copyWith(
|
|
fontWeight: isBold ? FontWeight.bold : FontWeight.w400,
|
|
),
|
|
textAlign: TextAlign.right,
|
|
),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
Widget _buildSecurityTip() {
|
|
final colorScheme = context.colors;
|
|
return Container(
|
|
width: double.infinity,
|
|
padding: const EdgeInsets.all(AppSpacing.md),
|
|
decoration: BoxDecoration(
|
|
color: colorScheme.surfaceContainer,
|
|
borderRadius: BorderRadius.circular(AppRadius.md),
|
|
),
|
|
child: Row(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
Icon(
|
|
Icons.verified_user_outlined,
|
|
size: 14,
|
|
color: colorScheme.onSurfaceVariant.withValues(alpha: 0.5),
|
|
),
|
|
const SizedBox(width: AppSpacing.xs),
|
|
Text(
|
|
'資金安全由平台全程保障',
|
|
style: AppTextStyles.bodySmall(context).copyWith(
|
|
color: colorScheme.onSurfaceVariant.withValues(alpha: 0.5),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|