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马良AI写作初始化仓库

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邓滨杰
2025-09-10 00:07:52 +08:00
parent 3c06bb1a03
commit 39c0f8840f
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AINoval/lib/screens/admin/widgets/subscription_plan_table.dart Normal file
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../models/admin/subscription_models.dart';
import '../../../blocs/subscription/subscription_bloc.dart';
class SubscriptionPlanTable extends StatelessWidget {
final List<SubscriptionPlan> plans;
const SubscriptionPlanTable({
super.key,
required this.plans,
});
@override
Widget build(BuildContext context) {
return Card(
elevation: 4,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 标题栏
Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.primary.withOpacity(0.1),
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(8),
topRight: Radius.circular(8),
),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'订阅计划管理',
style: Theme.of(context).textTheme.titleLarge?.copyWith(
fontWeight: FontWeight.bold,
),
),
Row(
children: [
ElevatedButton.icon(
onPressed: () {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('创建订阅计划功能开发中...')),
);
},
icon: const Icon(Icons.add),
label: const Text('创建订阅计划'),
),
const SizedBox(width: 8),
IconButton(
icon: const Icon(Icons.refresh),
onPressed: () => context.read<SubscriptionBloc>().add(LoadSubscriptionPlans()),
tooltip: '刷新订阅计划列表',
),
const SizedBox(width: 8),
Text(
'总计: ${plans.length} 个计划',
style: Theme.of(context).textTheme.bodyMedium?.copyWith(
color: Theme.of(context).colorScheme.primary,
fontWeight: FontWeight.w500,
),
),
],
),
],
),
),
// 数据表格或空状态
if (plans.isNotEmpty)
_buildPlansTable(context)
else
_buildEmptyState(context),
],
),
);
}
Widget _buildPlansTable(BuildContext context) {
return SingleChildScrollView(
scrollDirection: Axis.horizontal,
child: DataTable(
columnSpacing: 16,
dataRowMinHeight: 48,
dataRowMaxHeight: 80,
headingRowHeight: 56,
columns: const [
DataColumn(
label: Text(
'计划名称',
style: TextStyle(fontWeight: FontWeight.bold),
),
),
DataColumn(
label: Text(
'价格',
style: TextStyle(fontWeight: FontWeight.bold),
),
),
DataColumn(
label: Text(
'计费周期',
style: TextStyle(fontWeight: FontWeight.bold),
),
),
DataColumn(
label: Text(
'积分',
style: TextStyle(fontWeight: FontWeight.bold),
),
numeric: true,
),
DataColumn(
label: Text(
'状态',
style: TextStyle(fontWeight: FontWeight.bold),
),
),
DataColumn(
label: Text(
'推荐',
style: TextStyle(fontWeight: FontWeight.bold),
),
),
DataColumn(
label: Text(
'优先级',
style: TextStyle(fontWeight: FontWeight.bold),
),
numeric: true,
),
DataColumn(
label: Text(
'操作',
style: TextStyle(fontWeight: FontWeight.bold),
),
),
],
rows: plans.map((plan) => DataRow(
cells: [
DataCell(
Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
plan.planName,
style: const TextStyle(fontWeight: FontWeight.w500),
),
if (plan.description != null && plan.description!.isNotEmpty)
Text(
plan.description!,
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).textTheme.bodySmall?.color?.withOpacity(0.7),
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
],
),
),
DataCell(
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.primaryContainer,
borderRadius: BorderRadius.circular(12),
),
child: Text(
plan.formattedPrice,
style: TextStyle(
color: Theme.of(context).colorScheme.onPrimaryContainer,
fontWeight: FontWeight.w600,
fontSize: 12,
),
),
),
),
DataCell(
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: _getBillingCycleColor(plan.billingCycle).withOpacity(0.1),
borderRadius: BorderRadius.circular(12),
),
child: Text(
plan.billingCycleText,
style: TextStyle(
color: _getBillingCycleColor(plan.billingCycle),
fontWeight: FontWeight.w500,
fontSize: 12,
),
),
),
),
DataCell(
Text(
plan.creditsGranted?.toString() ?? '-',
style: const TextStyle(fontWeight: FontWeight.w500),
),
),
DataCell(_buildStatusChip(context, plan.active)),
DataCell(
plan.recommended
? const Icon(Icons.star, color: Colors.amber, size: 18)
: const Icon(Icons.star_border, color: Colors.grey, size: 18),
),
DataCell(
Text(
plan.priority.toString(),
style: const TextStyle(fontWeight: FontWeight.w500),
),
),
DataCell(_buildActionButtons(context, plan)),
],
)).toList(),
),
);
}
Widget _buildEmptyState(BuildContext context) {
return Container(
padding: const EdgeInsets.all(32),
child: Center(
child: Column(
children: [
Icon(
Icons.subscriptions_outlined,
size: 64,
color: Theme.of(context).colorScheme.onSurface.withOpacity(0.3),
),
const SizedBox(height: 16),
Text(
'暂无订阅计划',
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
color: Theme.of(context).colorScheme.onSurface.withOpacity(0.6),
),
),
const SizedBox(height: 16),
ElevatedButton.icon(
onPressed: () {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('创建订阅计划功能开发中...')),
);
},
icon: const Icon(Icons.add),
label: const Text('创建第一个订阅计划'),
),
],
),
),
);
}
Widget _buildStatusChip(BuildContext context, bool active) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: active ? Colors.green.withOpacity(0.1) : Colors.red.withOpacity(0.1),
borderRadius: BorderRadius.circular(12),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
active ? Icons.check_circle : Icons.cancel,
size: 14,
color: active ? Colors.green.shade700 : Colors.red.shade700,
),
const SizedBox(width: 4),
Text(
active ? '活跃' : '禁用',
style: TextStyle(
color: active ? Colors.green.shade700 : Colors.red.shade700,
fontWeight: FontWeight.w500,
fontSize: 12,
),
),
],
),
);
}
Color _getBillingCycleColor(BillingCycle cycle) {
switch (cycle) {
case BillingCycle.monthly:
return Colors.blue;
case BillingCycle.quarterly:
return Colors.orange;
case BillingCycle.yearly:
return Colors.green;
case BillingCycle.lifetime:
return Colors.purple;
}
}
Widget _buildActionButtons(BuildContext context, SubscriptionPlan plan) {
return Row(
mainAxisSize: MainAxisSize.min,
children: [
// 编辑计划
IconButton(
icon: const Icon(Icons.edit, size: 18),
onPressed: () {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('编辑订阅计划功能开发中...')),
);
},
tooltip: '编辑计划',
visualDensity: VisualDensity.compact,
),
// 启用/禁用
IconButton(
icon: Icon(
plan.active ? Icons.pause : Icons.play_arrow,
size: 18,
),
onPressed: () => _togglePlanStatus(context, plan),
tooltip: plan.active ? '禁用计划' : '启用计划',
visualDensity: VisualDensity.compact,
color: plan.active ? Colors.orange.shade700 : Colors.green.shade700,
),
// 删除
IconButton(
icon: const Icon(Icons.delete, size: 18),
onPressed: () => _deletePlan(context, plan),
tooltip: '删除计划',
visualDensity: VisualDensity.compact,
color: Colors.red.shade700,
),
],
);
}
void _togglePlanStatus(BuildContext context, SubscriptionPlan plan) {
if (plan.id != null) {
context.read<SubscriptionBloc>().add(ToggleSubscriptionPlanStatus(
planId: plan.id!,
active: !plan.active,
));
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('${plan.active ? "禁用" : "启用"}计划操作已提交'),
backgroundColor: Colors.blue,
),
);
}
}
void _deletePlan(BuildContext context, SubscriptionPlan plan) async {
final confirmed = await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
title: const Text('确认删除'),
content: Text('确定要删除订阅计划 "${plan.planName}" 吗？此操作不可撤销。'),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(false),
child: const Text('取消'),
),
ElevatedButton(
onPressed: () => Navigator.of(context).pop(true),
style: ElevatedButton.styleFrom(
backgroundColor: Colors.red,
foregroundColor: Colors.white,
),
child: const Text('删除'),
),
],
),
);
if (confirmed == true && context.mounted && plan.id != null) {
context.read<SubscriptionBloc>().add(DeleteSubscriptionPlan(plan.id!));
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('删除订阅计划操作已提交'),
backgroundColor: Colors.red,
),
);
}
}
}