347 lines
12 KiB
Dart
347 lines
12 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import '../../core/theme/app_theme.dart';
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import '../../providers/asset_provider.dart';
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import '../../providers/auth_provider.dart';
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import '../../services/asset_service.dart';
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/// 资产数字展示：整数不带小数点，否则保留两位
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String fmtAssets(double v) =>
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v == v.roundToDouble() ? v.toInt().toString() : v.toStringAsFixed(2);
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/// 收益资产页（《03-接口文档》第 9 章）：
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/// 资产余额（10 资产 = 1 元）/ 累计收益·提现 / 收益明细（筛选 + 触底分页）/ 提现入口
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class AssetsScreen extends ConsumerWidget {
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const AssetsScreen({super.key});
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static const List<Map<String, dynamic>> _filters = [
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{'label': '全部', 'value': null},
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{'label': '充值返利', 'value': 1},
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{'label': '观看收益', 'value': 2},
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{'label': '点赞收益', 'value': 3},
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{'label': '提现', 'value': 4},
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{'label': '提现退回', 'value': 5},
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{'label': '返利扣回', 'value': 6},
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{'label': '后台调整', 'value': 7},
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];
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final isLoggedIn = ref.watch(authProvider).isLoggedIn;
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if (!isLoggedIn) {
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return Scaffold(
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appBar: AppBar(title: const Text('收益资产')),
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body: _GuestGuide(onLogin: () => context.push('/login')),
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);
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}
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final state = ref.watch(assetProvider);
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return Scaffold(
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appBar: AppBar(title: const Text('收益资产')),
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body: state.isLoading && state.wallet == null
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? const Center(child: CircularProgressIndicator())
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: state.loadFailed && state.wallet == null
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? _LoadFailed(
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onRetry: () => ref.read(assetProvider.notifier).load(),
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)
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: RefreshIndicator(
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onRefresh: () => ref.read(assetProvider.notifier).load(),
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child: NotificationListener<ScrollNotification>(
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onNotification: (n) {
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if (n.metrics.pixels >= n.metrics.maxScrollExtent - 200) {
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ref.read(assetProvider.notifier).loadMore();
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}
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return false;
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},
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child: ListView(
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padding: const EdgeInsets.all(16),
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children: [
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_BalanceCard(wallet: state.wallet),
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const SizedBox(height: 12),
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// 提现入口
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SizedBox(
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width: double.infinity,
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child: ElevatedButton(
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onPressed: () => context
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.push('/assets/withdraw')
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.then((_) =>
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ref.read(assetProvider.notifier).load()),
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style: ElevatedButton.styleFrom(
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minimumSize: const Size(0, 44),
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),
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child: const Text('申请提现'),
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),
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),
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if (state.wallet?.hasPendingWithdraw ?? false) ...[
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const SizedBox(height: 8),
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const Text(
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'有一笔提现审核中，审核完成后可再次申请',
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textAlign: TextAlign.center,
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style: TextStyle(
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color: AppColors.textWeak,
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fontSize: 12,
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),
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),
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],
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const SizedBox(height: 20),
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// 明细筛选
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SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: Row(
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children: _filters.map((f) {
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final active = state.bizType == f['value'];
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return Padding(
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padding: const EdgeInsets.only(right: 8),
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child: ChoiceChip(
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label: Text(f['label'] as String),
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selected: active,
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onSelected: (_) => ref
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.read(assetProvider.notifier)
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.setBizType(f['value'] as int?),
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selectedColor: AppColors.primary,
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backgroundColor: AppColors.surface,
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labelStyle: TextStyle(
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color: active
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? Colors.white
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: AppColors.textSecondary,
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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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),
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const SizedBox(height: 8),
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if (state.records.isEmpty)
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const Padding(
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padding: EdgeInsets.symmetric(vertical: 40),
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child: Center(
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child: Text('暂无收益明细',
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style:
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TextStyle(color: AppColors.textWeak)),
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),
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)
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else ...[
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for (final r in state.records) _RecordTile(record: r),
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if (state.hasMore)
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const Padding(
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padding: EdgeInsets.all(16),
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child: Center(
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child: SizedBox(
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width: 20,
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height: 20,
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child:
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CircularProgressIndicator(strokeWidth: 2),
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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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);
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}
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}
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/// 资产卡：余额 + 折合 + 累计
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class _BalanceCard extends StatelessWidget {
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const _BalanceCard({required this.wallet});
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final AssetWallet? wallet;
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@override
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Widget build(BuildContext context) {
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final w = wallet;
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return Container(
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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gradient: AppColors.goldGradient,
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borderRadius: BorderRadius.circular(12),
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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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const Text(
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'资产余额',
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style: TextStyle(color: Colors.black54, fontSize: 13),
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),
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const SizedBox(height: 4),
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Text(
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fmtAssets(w?.assets ?? 0),
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style: const TextStyle(
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color: Colors.black,
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fontSize: 32,
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fontWeight: FontWeight.w800,
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),
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),
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Text(
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'约 ¥${(w?.assetsValueYuan ?? 0).toStringAsFixed(2)}（10 资产 = 1 元）',
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style: const TextStyle(color: Colors.black54, fontSize: 12),
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),
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const SizedBox(height: 16),
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Row(
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children: [
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Expanded(
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child: _Stat(label: '累计收益', value: fmtAssets(w?.totalEarned ?? 0)),
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),
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Expanded(
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child:
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_Stat(label: '累计提现', value: fmtAssets(w?.totalWithdrawn ?? 0)),
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),
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Expanded(
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child: _Stat(
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label: '提现门槛',
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value: '${w?.minWithdrawAssets ?? 100} 资产',
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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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}
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class _Stat extends StatelessWidget {
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const _Stat({required this.label, required this.value});
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final String label;
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final String value;
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@override
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Widget build(BuildContext context) {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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value,
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style: const TextStyle(
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color: Colors.black,
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fontSize: 15,
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fontWeight: FontWeight.w700,
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),
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),
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Text(
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label,
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style: const TextStyle(color: Colors.black54, fontSize: 11),
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),
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],
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);
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}
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}
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class _RecordTile extends StatelessWidget {
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const _RecordTile({required this.record});
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final AssetRecord record;
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@override
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Widget build(BuildContext context) {
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final isExpense = record.isExpense;
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 10),
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child: Row(
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children: [
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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(record.bizTypeLabel, style: const TextStyle(fontSize: 15)),
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if (record.remark.isNotEmpty)
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Text(
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record.remark,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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color: AppColors.textWeak,
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fontSize: 12,
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),
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),
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Text(
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record.createdAt,
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style: const TextStyle(
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color: AppColors.textWeak,
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fontSize: 11,
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),
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),
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],
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),
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),
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Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(
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'${isExpense ? '' : '+'}${fmtAssets(record.changeAmount)}',
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style: TextStyle(
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fontSize: 15,
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fontWeight: FontWeight.w700,
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color: isExpense ? Colors.white : AppColors.gold,
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),
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),
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Text(
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'余额 ${fmtAssets(record.balanceAfter)}',
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style: const TextStyle(
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color: AppColors.textWeak,
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fontSize: 11,
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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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}
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class _GuestGuide extends StatelessWidget {
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const _GuestGuide({required this.onLogin});
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final VoidCallback onLogin;
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@override
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Widget build(BuildContext context) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.savings_outlined,
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size: 64, color: AppColors.textWeak),
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const SizedBox(height: 12),
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const Text('登录后查看收益资产',
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style: TextStyle(color: AppColors.textSecondary)),
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const SizedBox(height: 16),
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ElevatedButton(
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onPressed: onLogin,
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style: ElevatedButton.styleFrom(
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minimumSize: const Size(160, 44),
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),
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child: const Text('去登录'),
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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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class _LoadFailed extends StatelessWidget {
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const _LoadFailed({required this.onRetry});
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final VoidCallback onRetry;
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@override
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Widget build(BuildContext context) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Text('加载失败', style: TextStyle(color: AppColors.textSecondary)),
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const SizedBox(height: 12),
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TextButton(onPressed: onRetry, child: const Text('点击重试')),
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],
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),
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);
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}
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}
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