599 lines
19 KiB
Dart
599 lines
19 KiB
Dart
import 'package:flutter/material.dart';
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import '../../app/app_controller.dart';
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import '../../i18n/app_language.dart';
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import '../../models/app_models.dart';
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import '../../runtime/runtime_models.dart';
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import '../../theme/app_palette.dart';
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import '../../widgets/desktop_workspace_scaffold.dart';
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import '../../widgets/metric_card.dart';
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import '../../widgets/section_tabs.dart';
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import '../../widgets/status_badge.dart';
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import '../../widgets/surface_card.dart';
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class TasksPage extends StatefulWidget {
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const TasksPage({
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super.key,
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required this.controller,
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required this.onOpenDetail,
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});
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final AppController controller;
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final ValueChanged<DetailPanelData> onOpenDetail;
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@override
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State<TasksPage> createState() => _TasksPageState();
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}
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class _TasksPageState extends State<TasksPage> {
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TasksTab _tab = TasksTab.queue;
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final TextEditingController _searchController = TextEditingController();
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String _query = '';
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String? _selectedTaskId;
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@override
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void dispose() {
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_searchController.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final controller = widget.controller;
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final allItems = controller.taskItemsForTab(_tabKey);
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final items = allItems.where(_matchesQuery).toList(growable: false);
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final selected = _resolveSelectedTask(items);
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final metrics = [
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MetricSummary(
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label: appText('总数', 'Total'),
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value: '${controller.tasksController.totalCount}',
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caption: appText('任务 / 会话聚合', 'Task / session aggregate'),
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icon: Icons.layers_rounded,
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),
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MetricSummary(
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label: appText('运行中', 'Running'),
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value: '${controller.tasksController.running.length}',
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caption: appText('当前活跃执行', 'Active executions'),
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icon: Icons.play_circle_outline_rounded,
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status: _taskStatusInfo('Running'),
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),
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MetricSummary(
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label: appText('失败', 'Failed'),
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value: '${controller.tasksController.failed.length}',
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caption: appText('中断或报错', 'Interrupted or failed'),
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icon: Icons.error_outline_rounded,
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status: _taskStatusInfo('Failed'),
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),
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MetricSummary(
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label: appText('计划中', 'Scheduled'),
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value: '${controller.tasksController.scheduled.length}',
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caption: appText('来自 cron 调度器', 'Loaded from cron scheduler'),
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icon: Icons.event_repeat_rounded,
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),
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];
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return AnimatedBuilder(
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animation: controller,
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builder: (context, _) {
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final palette = context.palette;
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return DesktopWorkspaceScaffold(
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eyebrow: appText('任务与线程', 'Tasks and sessions'),
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title: appText('任务工作台', 'Task workspace'),
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subtitle: appText(
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'左侧筛选和切换任务，右侧查看当前任务详情并回到对话。',
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'Filter and switch tasks on the left, inspect the current task on the right.',
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),
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toolbar: Wrap(
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spacing: 10,
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runSpacing: 10,
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crossAxisAlignment: WrapCrossAlignment.center,
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children: [
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SizedBox(
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width: 240,
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child: TextField(
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controller: _searchController,
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onChanged: (value) {
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setState(() {
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_query = value.trim().toLowerCase();
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});
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},
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decoration: InputDecoration(
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hintText: appText('搜索任务 / 会话', 'Search tasks / sessions'),
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prefixIcon: const Icon(Icons.search_rounded),
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suffixIcon: _query.isEmpty
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? null
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: IconButton(
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tooltip: appText('清除', 'Clear'),
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onPressed: () {
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_searchController.clear();
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setState(() {
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_query = '';
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});
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},
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icon: const Icon(Icons.close_rounded),
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),
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),
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),
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),
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IconButton(
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tooltip: appText('刷新任务', 'Refresh tasks'),
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onPressed: controller.refreshSessions,
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icon: const Icon(Icons.refresh_rounded),
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),
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if (_tab != TasksTab.scheduled)
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FilledButton.tonalIcon(
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onPressed: () =>
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controller.navigateTo(WorkspaceDestination.assistant),
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icon: const Icon(Icons.edit_note_rounded),
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label: Text(appText('继续对话', 'Continue in assistant')),
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)
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else
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Chip(
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avatar: const Icon(Icons.lock_outline_rounded, size: 16),
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label: Text(
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appText('计划任务只读', 'Scheduled tasks are read-only'),
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),
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),
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],
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),
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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children: [
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SectionTabs(
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items: TasksTab.values.map((item) => item.label).toList(),
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value: _tab.label,
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onChanged: (value) {
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setState(() {
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_tab = TasksTab.values.firstWhere(
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(item) => item.label == value,
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);
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_selectedTaskId = null;
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});
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},
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),
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const SizedBox(height: 16),
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SizedBox(
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height: 172,
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child: ListView.separated(
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scrollDirection: Axis.horizontal,
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itemCount: metrics.length,
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separatorBuilder: (_, _) => const SizedBox(width: 12),
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itemBuilder: (context, index) => SizedBox(
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width: 240,
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child: MetricCard(metric: metrics[index]),
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),
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),
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),
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const SizedBox(height: 16),
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Expanded(
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child: SurfaceCard(
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padding: EdgeInsets.zero,
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borderRadius: 20,
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child: ClipRRect(
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borderRadius: BorderRadius.circular(20),
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child: Row(
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children: [
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SizedBox(
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width: 360,
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child: _TaskListPanel(
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tab: _tab,
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items: items,
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selectedTaskId: selected?.id,
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onSelectTask: (task) {
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setState(() {
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_selectedTaskId = task.id;
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});
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},
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),
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),
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Container(width: 1, color: palette.strokeSoft),
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Expanded(
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child: _TaskDetailPanel(
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controller: controller,
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tab: _tab,
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selected: selected,
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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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},
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);
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}
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String get _tabKey => _tab.label;
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bool _matchesQuery(DerivedTaskItem item) {
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if (_query.isEmpty) {
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return true;
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}
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final haystack = [
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item.title,
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item.summary,
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item.owner,
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item.surface,
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item.sessionKey,
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].join(' ').toLowerCase();
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return haystack.contains(_query);
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}
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DerivedTaskItem? _resolveSelectedTask(List<DerivedTaskItem> items) {
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if (items.isEmpty) {
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return null;
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}
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for (final item in items) {
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if (item.id == _selectedTaskId) {
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return item;
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}
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}
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return items.first;
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}
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}
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class _TaskListPanel extends StatelessWidget {
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const _TaskListPanel({
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required this.tab,
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required this.items,
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required this.selectedTaskId,
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required this.onSelectTask,
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});
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final TasksTab tab;
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final List<DerivedTaskItem> items;
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final String? selectedTaskId;
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final ValueChanged<DerivedTaskItem> onSelectTask;
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@override
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Widget build(BuildContext context) {
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final palette = context.palette;
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final emptyLabel = tab == TasksTab.scheduled
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? appText('当前没有计划任务。', 'No scheduled tasks right now.')
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: appText('当前筛选下没有任务。', 'No tasks match the current filter.');
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Padding(
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padding: const EdgeInsets.fromLTRB(14, 14, 14, 10),
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child: Row(
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children: [
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Text(
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appText('任务列表', 'Task list'),
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style: Theme.of(context).textTheme.titleSmall,
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),
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const SizedBox(width: 8),
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Text(
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'${items.length}',
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style: Theme.of(
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context,
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).textTheme.bodySmall?.copyWith(color: palette.textMuted),
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),
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],
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),
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),
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Container(height: 1, color: palette.strokeSoft),
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Expanded(
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child: items.isEmpty
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? Center(
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child: Padding(
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padding: const EdgeInsets.all(20),
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child: Text(
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emptyLabel,
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textAlign: TextAlign.center,
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: palette.textSecondary,
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),
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),
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),
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)
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: ListView.separated(
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padding: const EdgeInsets.all(10),
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itemCount: items.length,
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separatorBuilder: (_, _) => const SizedBox(height: 8),
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itemBuilder: (context, index) {
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final task = items[index];
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final selected = task.id == selectedTaskId;
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return _TaskListTile(
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task: task,
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selected: selected,
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onTap: () => onSelectTask(task),
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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 _TaskListTile extends StatelessWidget {
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const _TaskListTile({
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required this.task,
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required this.selected,
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required this.onTap,
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});
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final DerivedTaskItem task;
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final bool selected;
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final VoidCallback onTap;
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@override
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Widget build(BuildContext context) {
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final palette = context.palette;
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return Material(
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color: selected ? palette.surfacePrimary : Colors.transparent,
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borderRadius: BorderRadius.circular(18),
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child: InkWell(
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key: ValueKey<String>('tasks-list-item-${task.id}'),
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onTap: onTap,
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borderRadius: BorderRadius.circular(18),
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child: Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: selected ? palette.surfaceSecondary : Colors.transparent,
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borderRadius: BorderRadius.circular(18),
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boxShadow: selected
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? [
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BoxShadow(
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color: palette.shadow.withValues(alpha: 0.06),
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blurRadius: 8,
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offset: const Offset(0, 2),
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),
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]
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: const [],
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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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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Expanded(
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child: Text(
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task.title,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: Theme.of(context).textTheme.titleSmall?.copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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),
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const SizedBox(width: 10),
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StatusBadge(status: _taskStatusInfo(task.status)),
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],
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),
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const SizedBox(height: 8),
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Text(
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task.summary,
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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style: Theme.of(context).textTheme.bodySmall?.copyWith(
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color: palette.textSecondary,
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height: 1.4,
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),
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),
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const SizedBox(height: 10),
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Wrap(
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spacing: 10,
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runSpacing: 6,
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children: [
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_InlineMeta(label: task.owner),
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_InlineMeta(label: task.startedAtLabel),
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_InlineMeta(label: task.surface),
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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 _TaskDetailPanel extends StatelessWidget {
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const _TaskDetailPanel({
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required this.controller,
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required this.tab,
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required this.selected,
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});
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final AppController controller;
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final TasksTab tab;
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final DerivedTaskItem? selected;
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@override
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Widget build(BuildContext context) {
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final palette = context.palette;
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if (selected == null) {
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return Center(
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child: Text(
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appText('选择左侧任务查看详情。', 'Select a task on the left.'),
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style: Theme.of(
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context,
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).textTheme.bodyLarge?.copyWith(color: palette.textSecondary),
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),
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);
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}
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return Padding(
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key: const Key('tasks-detail-panel'),
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padding: const EdgeInsets.all(18),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Wrap(
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spacing: 8,
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runSpacing: 8,
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crossAxisAlignment: WrapCrossAlignment.center,
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children: [
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Text(
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selected!.title,
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style: Theme.of(context).textTheme.headlineSmall?.copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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StatusBadge(status: _taskStatusInfo(selected!.status)),
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],
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),
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const SizedBox(height: 8),
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Text(
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selected!.summary,
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: palette.textSecondary,
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height: 1.5,
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),
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),
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const SizedBox(height: 18),
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Wrap(
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spacing: 12,
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runSpacing: 12,
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children: [
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_DetailStat(
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label: appText('任务来源', 'Surface'),
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value: selected!.surface,
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),
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_DetailStat(
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label: appText('执行代理', 'Owner'),
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value: selected!.owner,
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),
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_DetailStat(
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label: appText('开始时间', 'Started'),
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value: selected!.startedAtLabel,
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),
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_DetailStat(
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label: appText('耗时', 'Duration'),
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value: selected!.durationLabel,
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),
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],
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),
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const SizedBox(height: 18),
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(14),
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decoration: BoxDecoration(
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color: palette.surfaceSecondary,
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borderRadius: BorderRadius.circular(20),
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boxShadow: [
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BoxShadow(
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color: palette.shadow.withValues(alpha: 0.04),
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blurRadius: 8,
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offset: const Offset(0, 2),
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),
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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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Text(
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appText('会话上下文', 'Conversation context'),
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style: Theme.of(context).textTheme.titleSmall,
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),
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const SizedBox(height: 8),
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SelectableText(
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selected!.sessionKey,
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style: Theme.of(context).textTheme.bodyMedium,
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),
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],
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),
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),
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const Spacer(),
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Wrap(
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spacing: 10,
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runSpacing: 10,
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children: [
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FilledButton.icon(
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onPressed: tab == TasksTab.scheduled
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? null
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: () async {
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await controller.switchSession(selected!.sessionKey);
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controller.navigateTo(WorkspaceDestination.assistant);
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},
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icon: const Icon(Icons.forum_outlined),
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label: Text(appText('回到持续对话', 'Open conversation')),
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),
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OutlinedButton.icon(
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onPressed: controller.refreshSessions,
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icon: const Icon(Icons.refresh_rounded),
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label: Text(appText('刷新', 'Refresh')),
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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 _DetailStat extends StatelessWidget {
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const _DetailStat({required this.label, required this.value});
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|
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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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final palette = context.palette;
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return Container(
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constraints: const BoxConstraints(minWidth: 160),
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
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decoration: BoxDecoration(
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color: palette.surfaceSecondary,
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borderRadius: BorderRadius.circular(18),
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boxShadow: [
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BoxShadow(
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color: palette.shadow.withValues(alpha: 0.04),
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blurRadius: 8,
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offset: const Offset(0, 2),
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),
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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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Text(
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label,
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style: Theme.of(
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context,
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).textTheme.bodySmall?.copyWith(color: palette.textMuted),
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),
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const SizedBox(height: 4),
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Text(value, style: Theme.of(context).textTheme.labelLarge),
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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 _InlineMeta extends StatelessWidget {
|
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const _InlineMeta({required this.label});
|
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|
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final String label;
|
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|
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@override
|
|
Widget build(BuildContext context) {
|
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return Text(
|
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label,
|
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style: Theme.of(
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context,
|
|
).textTheme.bodySmall?.copyWith(color: context.palette.textMuted),
|
|
);
|
|
}
|
|
}
|
|
|
|
StatusInfo _taskStatusInfo(String status) => switch (status) {
|
|
'running' ||
|
|
'Running' => StatusInfo(appText('运行中', 'Running'), StatusTone.accent),
|
|
'failed' ||
|
|
'Failed' => StatusInfo(appText('失败', 'Failed'), StatusTone.danger),
|
|
'queued' ||
|
|
'Queued' => StatusInfo(appText('排队中', 'Queued'), StatusTone.neutral),
|
|
_ => StatusInfo(appText('已完成', 'Completed'), StatusTone.success),
|
|
};
|