386 lines
12 KiB
Dart
386 lines
12 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import '../../../models/admin/subscription_models.dart';
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import '../../../blocs/subscription/subscription_bloc.dart';
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class SubscriptionPlanTable extends StatelessWidget {
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final List<SubscriptionPlan> plans;
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const SubscriptionPlanTable({
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super.key,
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required this.plans,
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});
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@override
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Widget build(BuildContext context) {
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return Card(
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elevation: 4,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 标题栏
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.primary.withOpacity(0.1),
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borderRadius: const BorderRadius.only(
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topLeft: Radius.circular(8),
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topRight: Radius.circular(8),
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),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(
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'订阅计划管理',
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style: Theme.of(context).textTheme.titleLarge?.copyWith(
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fontWeight: FontWeight.bold,
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),
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),
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Row(
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children: [
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ElevatedButton.icon(
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onPressed: () {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('创建订阅计划功能开发中...')),
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);
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},
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icon: const Icon(Icons.add),
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label: const Text('创建订阅计划'),
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),
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const SizedBox(width: 8),
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IconButton(
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icon: const Icon(Icons.refresh),
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onPressed: () => context.read<SubscriptionBloc>().add(LoadSubscriptionPlans()),
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tooltip: '刷新订阅计划列表',
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),
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const SizedBox(width: 8),
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Text(
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'总计: ${plans.length} 个计划',
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: Theme.of(context).colorScheme.primary,
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fontWeight: FontWeight.w500,
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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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// 数据表格或空状态
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if (plans.isNotEmpty)
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_buildPlansTable(context)
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else
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_buildEmptyState(context),
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],
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),
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);
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}
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Widget _buildPlansTable(BuildContext context) {
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return SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: DataTable(
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columnSpacing: 16,
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dataRowMinHeight: 48,
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dataRowMaxHeight: 80,
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headingRowHeight: 56,
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columns: const [
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DataColumn(
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label: Text(
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'计划名称',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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),
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DataColumn(
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label: Text(
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'价格',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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),
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DataColumn(
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label: Text(
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'计费周期',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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),
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DataColumn(
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label: Text(
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'积分',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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numeric: true,
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),
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DataColumn(
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label: Text(
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'状态',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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),
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DataColumn(
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label: Text(
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'推荐',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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),
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DataColumn(
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label: Text(
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'优先级',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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numeric: true,
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),
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DataColumn(
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label: Text(
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'操作',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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),
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],
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rows: plans.map((plan) => DataRow(
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cells: [
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DataCell(
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Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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plan.planName,
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style: const TextStyle(fontWeight: FontWeight.w500),
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),
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if (plan.description != null && plan.description!.isNotEmpty)
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Text(
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plan.description!,
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style: Theme.of(context).textTheme.bodySmall?.copyWith(
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color: Theme.of(context).textTheme.bodySmall?.color?.withOpacity(0.7),
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),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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],
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),
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),
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DataCell(
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.primaryContainer,
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borderRadius: BorderRadius.circular(12),
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),
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child: Text(
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plan.formattedPrice,
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style: TextStyle(
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color: Theme.of(context).colorScheme.onPrimaryContainer,
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fontWeight: FontWeight.w600,
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fontSize: 12,
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),
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),
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),
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),
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DataCell(
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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decoration: BoxDecoration(
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color: _getBillingCycleColor(plan.billingCycle).withOpacity(0.1),
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borderRadius: BorderRadius.circular(12),
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),
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child: Text(
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plan.billingCycleText,
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style: TextStyle(
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color: _getBillingCycleColor(plan.billingCycle),
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fontWeight: FontWeight.w500,
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fontSize: 12,
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),
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),
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),
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),
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DataCell(
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Text(
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plan.creditsGranted?.toString() ?? '-',
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style: const TextStyle(fontWeight: FontWeight.w500),
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),
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),
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DataCell(_buildStatusChip(context, plan.active)),
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DataCell(
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plan.recommended
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? const Icon(Icons.star, color: Colors.amber, size: 18)
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: const Icon(Icons.star_border, color: Colors.grey, size: 18),
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),
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DataCell(
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Text(
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plan.priority.toString(),
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style: const TextStyle(fontWeight: FontWeight.w500),
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),
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),
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DataCell(_buildActionButtons(context, plan)),
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],
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)).toList(),
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),
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);
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}
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Widget _buildEmptyState(BuildContext context) {
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return Container(
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padding: const EdgeInsets.all(32),
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child: Center(
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child: Column(
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children: [
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Icon(
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Icons.subscriptions_outlined,
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size: 64,
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color: Theme.of(context).colorScheme.onSurface.withOpacity(0.3),
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),
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const SizedBox(height: 16),
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Text(
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'暂无订阅计划',
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style: Theme.of(context).textTheme.bodyLarge?.copyWith(
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color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
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),
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),
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const SizedBox(height: 16),
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ElevatedButton.icon(
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onPressed: () {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('创建订阅计划功能开发中...')),
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);
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},
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icon: const Icon(Icons.add),
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label: const Text('创建第一个订阅计划'),
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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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Widget _buildStatusChip(BuildContext context, bool active) {
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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decoration: BoxDecoration(
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color: active ? Colors.green.withOpacity(0.1) : Colors.red.withOpacity(0.1),
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borderRadius: BorderRadius.circular(12),
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),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(
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active ? Icons.check_circle : Icons.cancel,
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size: 14,
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color: active ? Colors.green.shade700 : Colors.red.shade700,
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),
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const SizedBox(width: 4),
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Text(
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active ? '活跃' : '禁用',
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style: TextStyle(
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color: active ? Colors.green.shade700 : Colors.red.shade700,
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fontWeight: FontWeight.w500,
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fontSize: 12,
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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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Color _getBillingCycleColor(BillingCycle cycle) {
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switch (cycle) {
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case BillingCycle.monthly:
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return Colors.blue;
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case BillingCycle.quarterly:
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return Colors.orange;
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case BillingCycle.yearly:
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return Colors.green;
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case BillingCycle.lifetime:
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return Colors.purple;
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}
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}
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Widget _buildActionButtons(BuildContext context, SubscriptionPlan plan) {
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return Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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// 编辑计划
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IconButton(
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icon: const Icon(Icons.edit, size: 18),
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onPressed: () {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('编辑订阅计划功能开发中...')),
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);
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},
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tooltip: '编辑计划',
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visualDensity: VisualDensity.compact,
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),
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// 启用/禁用
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IconButton(
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icon: Icon(
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plan.active ? Icons.pause : Icons.play_arrow,
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size: 18,
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),
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onPressed: () => _togglePlanStatus(context, plan),
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tooltip: plan.active ? '禁用计划' : '启用计划',
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visualDensity: VisualDensity.compact,
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color: plan.active ? Colors.orange.shade700 : Colors.green.shade700,
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),
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// 删除
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IconButton(
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icon: const Icon(Icons.delete, size: 18),
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onPressed: () => _deletePlan(context, plan),
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tooltip: '删除计划',
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visualDensity: VisualDensity.compact,
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color: Colors.red.shade700,
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),
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],
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);
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}
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void _togglePlanStatus(BuildContext context, SubscriptionPlan plan) {
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if (plan.id != null) {
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context.read<SubscriptionBloc>().add(ToggleSubscriptionPlanStatus(
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planId: plan.id!,
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active: !plan.active,
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));
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('${plan.active ? "禁用" : "启用"}计划操作已提交'),
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backgroundColor: Colors.blue,
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),
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);
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}
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}
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void _deletePlan(BuildContext context, SubscriptionPlan plan) async {
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final confirmed = await showDialog<bool>(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('确认删除'),
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content: Text('确定要删除订阅计划 "${plan.planName}" 吗？此操作不可撤销。'),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(context).pop(false),
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child: const Text('取消'),
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),
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ElevatedButton(
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onPressed: () => Navigator.of(context).pop(true),
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.red,
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foregroundColor: Colors.white,
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),
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child: const Text('删除'),
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),
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],
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),
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);
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if (confirmed == true && context.mounted && plan.id != null) {
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context.read<SubscriptionBloc>().add(DeleteSubscriptionPlan(plan.id!));
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('删除订阅计划操作已提交'),
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backgroundColor: Colors.red,
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),
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);
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}
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}
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} |