142 lines
5.1 KiB
Dart
142 lines
5.1 KiB
Dart
import 'package:flutter/material.dart';
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import '../../../../app/theme/app_colors.dart';
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import '../../../../app/theme/app_typography.dart';
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import '../../../../app/theme/app_spacing.dart';
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/// 充值页面
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///
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/// 法币充值到平台账户余额
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/// 支付方式：银行卡、Apple Pay、Google Pay
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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 _presets = [50, 100, 200, 500];
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int? _selectedPreset;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(title: const Text('充值')),
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body: SingleChildScrollView(
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padding: const EdgeInsets.all(20),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Current Balance
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Container(
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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gradient: AppColors.primaryGradient,
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borderRadius: AppSpacing.borderRadiusLg,
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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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Text('当前余额', style: AppTypography.bodySmall.copyWith(color: Colors.white70)),
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const SizedBox(height: 4),
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Text('\$128.50', style: AppTypography.displayLarge.copyWith(color: Colors.white)),
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],
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),
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),
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const SizedBox(height: 24),
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Text('充值金额', style: AppTypography.h3),
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const SizedBox(height: 12),
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// Preset Amounts
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Row(
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children: _presets.map((amount) {
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final isSelected = _selectedPreset == amount;
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return Expanded(
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child: GestureDetector(
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onTap: () {
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setState(() {
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_selectedPreset = amount;
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_amountController.text = amount.toString();
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});
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},
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child: Container(
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margin: const EdgeInsets.only(right: 8),
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padding: const EdgeInsets.symmetric(vertical: 14),
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decoration: BoxDecoration(
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color: isSelected ? AppColors.primaryContainer : AppColors.surface,
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borderRadius: AppSpacing.borderRadiusMd,
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border: Border.all(
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color: isSelected ? AppColors.primary : AppColors.border,
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),
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),
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child: Center(
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child: Text(
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'\$$amount',
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style: AppTypography.labelMedium.copyWith(
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color: isSelected ? AppColors.primary : AppColors.textPrimary,
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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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}).toList(),
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),
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const SizedBox(height: 16),
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// Custom Amount
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TextField(
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controller: _amountController,
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keyboardType: const TextInputType.numberWithOptions(decimal: true),
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decoration: const InputDecoration(
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labelText: '自定义金额',
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prefixText: '\$ ',
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),
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onChanged: (_) => setState(() => _selectedPreset = null),
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),
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const SizedBox(height: 24),
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// Payment Method
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Text('支付方式', style: AppTypography.h3),
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const SizedBox(height: 12),
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_buildPaymentOption('Visa •••• 4242', Icons.credit_card_rounded, true),
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_buildPaymentOption('Apple Pay', Icons.apple_rounded, false),
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],
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),
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),
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bottomNavigationBar: Container(
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padding: const EdgeInsets.all(20),
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child: SizedBox(
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height: AppSpacing.buttonHeight,
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child: ElevatedButton(
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onPressed: _amountController.text.isNotEmpty ? () {} : null,
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child: Text('充值 \$${_amountController.text.isNotEmpty ? _amountController.text : '0'}'),
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),
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),
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),
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);
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}
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Widget _buildPaymentOption(String name, IconData icon, bool selected) {
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return Container(
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margin: const EdgeInsets.only(bottom: 8),
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padding: const EdgeInsets.all(14),
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decoration: BoxDecoration(
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color: AppColors.surface,
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borderRadius: AppSpacing.borderRadiusMd,
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border: Border.all(color: selected ? AppColors.primary : AppColors.borderLight),
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),
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child: Row(
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children: [
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Icon(icon, color: AppColors.textSecondary),
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const SizedBox(width: 12),
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Expanded(child: Text(name, style: AppTypography.labelMedium)),
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if (selected) const Icon(Icons.check_circle_rounded, color: AppColors.primary, size: 20),
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],
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),
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);
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}
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}
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