625 lines
18 KiB
Dart
625 lines
18 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../../models/schedule.dart';
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import '../../../models/sys_log.dart';
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import '../../../services/api_client.dart';
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import '../../../services/sys_service.dart';
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/// 定时任务管理页。
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class SchedulePage extends ConsumerStatefulWidget {
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const SchedulePage({super.key});
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@override
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ConsumerState<SchedulePage> createState() => _SchedulePageState();
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}
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class _SchedulePageState extends ConsumerState<SchedulePage> {
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final SystemService _service = SystemService();
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final List<Schedule> _items = [];
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bool _loading = false;
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int _page = 1;
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bool _hasMore = true;
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String? _error;
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final ScrollController _scrollController = ScrollController();
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final int _limit = 20;
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@override
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void initState() {
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super.initState();
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_scrollController.addListener(_onScroll);
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_loadData();
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}
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@override
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void dispose() {
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_scrollController.removeListener(_onScroll);
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_scrollController.dispose();
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super.dispose();
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}
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void _onScroll() {
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if (_scrollController.position.pixels >=
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_scrollController.position.maxScrollExtent - 200) {
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_loadMore();
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}
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}
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Future<void> _loadData({bool reset = false}) async {
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if (_loading) return;
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if (reset) {
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_page = 1;
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_hasMore = true;
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_items.clear();
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}
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setState(() {
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_loading = true;
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_error = null;
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});
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try {
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final list = await _service.getScheduleList(page: _page, limit: _limit);
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_items.addAll(list);
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_hasMore = list.length >= _limit;
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} on ApiException catch (e) {
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_error = e.message;
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} catch (e) {
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_error = e.toString();
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} finally {
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if (mounted) setState(() => _loading = false);
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}
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}
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Future<void> _loadMore() async {
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if (_loading || !_hasMore) return;
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_page++;
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await _loadData();
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}
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Future<void> _refresh() async {
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await _loadData(reset: true);
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}
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Future<void> _showForm({Schedule? schedule}) async {
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final result = await showModalBottomSheet<Map<String, dynamic>>(
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context: context,
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isScrollControlled: true,
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builder: (context) => _ScheduleForm(schedule: schedule),
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);
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if (result == null) return;
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try {
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await _service.saveSchedule(result);
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('保存成功')),
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);
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_refresh();
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}
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} on ApiException catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(e.message)),
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);
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}
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('保存失败：$e')),
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);
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}
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}
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}
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Future<void> _deleteSchedule(Schedule schedule) async {
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final confirmed = await showDialog<bool>(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('确认删除'),
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content: Text('确定要删除任务「${schedule.beanName}.${schedule.methodName}」吗？'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context, false),
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child: const Text('取消'),
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),
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FilledButton(
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onPressed: () => Navigator.pop(context, true),
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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) return;
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try {
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await _service.deleteSchedule([int.tryParse(schedule.jobId) ?? 0]);
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('删除成功')),
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);
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_refresh();
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}
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} on ApiException catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(e.message)),
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);
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}
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('删除失败：$e')),
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);
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}
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}
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}
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Future<void> _pauseSchedule(Schedule schedule) async {
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try {
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await _service.pauseSchedule(schedule.jobId);
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('任务已暂停')),
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);
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_refresh();
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}
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} on ApiException catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(e.message)),
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);
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}
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('暂停失败：$e')),
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);
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}
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}
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}
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Future<void> _resumeSchedule(Schedule schedule) async {
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try {
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await _service.resumeSchedule(schedule.jobId);
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('任务已恢复')),
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);
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_refresh();
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}
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} on ApiException catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(e.message)),
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);
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}
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('恢复失败：$e')),
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);
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}
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}
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}
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Future<void> _runSchedule(Schedule schedule) async {
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try {
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await _service.runSchedule(schedule.jobId);
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('任务已触发执行')),
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);
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}
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} on ApiException catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(e.message)),
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);
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}
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('执行失败：$e')),
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);
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(automaticallyImplyLeading: false, title: const Text('定时任务')),
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body: _buildBody(),
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floatingActionButton: FloatingActionButton(
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onPressed: () => _showForm(),
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child: const Icon(Icons.add),
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),
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);
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}
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Widget _buildBody() {
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if (_error != null && _items.isEmpty) {
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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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Text(_error!),
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const SizedBox(height: 8),
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FilledButton.tonal(
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onPressed: _refresh,
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child: const Text('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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if (_items.isEmpty && !_loading) {
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return const Center(child: Text('暂无数据'));
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}
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return RefreshIndicator(
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onRefresh: _refresh,
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child: ListView.builder(
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controller: _scrollController,
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physics: const AlwaysScrollableScrollPhysics(),
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itemCount: _items.length + 1,
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itemBuilder: (context, index) {
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if (index == _items.length) {
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if (_loading) {
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return const Padding(
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padding: EdgeInsets.all(16),
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child: Center(child: CircularProgressIndicator()),
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);
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}
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if (!_hasMore) {
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return const Padding(
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padding: EdgeInsets.all(16),
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child: Center(child: Text('没有更多数据')),
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);
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}
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return const SizedBox.shrink();
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}
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final schedule = _items[index];
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return Card(
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margin: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
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child: ListTile(
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title: Text('${schedule.beanName}.${schedule.methodName}'),
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subtitle: Text(
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'Cron：${schedule.cronExpression} | ${schedule.status == 0 ? '正常' : '暂停'}'
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'${schedule.remark.isNotEmpty ? "\n${schedule.remark}" : ""}',
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),
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trailing: PopupMenuButton<String>(
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onSelected: (value) {
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switch (value) {
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case 'edit':
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_showForm(schedule: schedule);
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break;
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case 'delete':
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_deleteSchedule(schedule);
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break;
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case 'pause':
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_pauseSchedule(schedule);
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break;
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case 'resume':
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_resumeSchedule(schedule);
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break;
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case 'run':
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_runSchedule(schedule);
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break;
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case 'log':
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_showScheduleLog(schedule);
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break;
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}
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},
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itemBuilder: (context) => [
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const PopupMenuItem(value: 'edit', child: Text('编辑')),
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const PopupMenuItem(value: 'delete', child: Text('删除')),
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const PopupMenuItem(value: 'pause', child: Text('暂停')),
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const PopupMenuItem(value: 'resume', child: Text('恢复')),
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const PopupMenuItem(value: 'run', child: Text('立即运行')),
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const PopupMenuItem(value: 'log', child: Text('日志')),
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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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void _showScheduleLog(Schedule schedule) {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => _ScheduleLogPage(jobId: schedule.jobId),
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),
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);
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}
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}
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/// 定时任务日志页。
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class _ScheduleLogPage extends StatefulWidget {
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const _ScheduleLogPage({required this.jobId});
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final String jobId;
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@override
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State<_ScheduleLogPage> createState() => _ScheduleLogPageState();
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}
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class _ScheduleLogPageState extends State<_ScheduleLogPage> {
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final SystemService _service = SystemService();
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final List<SysLog> _items = [];
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bool _loading = false;
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int _page = 1;
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bool _hasMore = true;
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String? _error;
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final ScrollController _scrollController = ScrollController();
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final int _limit = 20;
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@override
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void initState() {
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super.initState();
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_scrollController.addListener(_onScroll);
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_loadData();
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}
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@override
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void dispose() {
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_scrollController.removeListener(_onScroll);
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_scrollController.dispose();
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super.dispose();
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}
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void _onScroll() {
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if (_scrollController.position.pixels >=
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_scrollController.position.maxScrollExtent - 200) {
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_loadMore();
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}
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}
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Future<void> _loadData({bool reset = false}) async {
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if (_loading) return;
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if (reset) {
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_page = 1;
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_hasMore = true;
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_items.clear();
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}
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setState(() {
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_loading = true;
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_error = null;
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});
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try {
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final list =
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await _service.getScheduleLogList(page: _page, limit: _limit);
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_items.addAll(list);
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_hasMore = list.length >= _limit;
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} on ApiException catch (e) {
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_error = e.message;
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} catch (e) {
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_error = e.toString();
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} finally {
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if (mounted) setState(() => _loading = false);
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}
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}
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Future<void> _loadMore() async {
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if (_loading || !_hasMore) return;
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_page++;
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await _loadData();
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}
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Future<void> _refresh() async {
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await _loadData(reset: true);
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}
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String _formatDate(DateTime? dt) {
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if (dt == null) return '';
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return '${dt.year}-${dt.month.toString().padLeft(2, '0')}-'
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'${dt.day.toString().padLeft(2, '0')} '
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'${dt.hour.toString().padLeft(2, '0')}:'
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'${dt.minute.toString().padLeft(2, '0')}:'
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'${dt.second.toString().padLeft(2, '0')}';
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(automaticallyImplyLeading: false, title: const Text('任务日志')),
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body: _buildBody(),
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);
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}
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Widget _buildBody() {
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if (_error != null && _items.isEmpty) {
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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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Text(_error!),
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const SizedBox(height: 8),
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FilledButton.tonal(
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onPressed: _refresh,
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child: const Text('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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if (_items.isEmpty && !_loading) {
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return const Center(child: Text('暂无日志'));
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}
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return RefreshIndicator(
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onRefresh: _refresh,
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child: ListView.builder(
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controller: _scrollController,
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physics: const AlwaysScrollableScrollPhysics(),
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itemCount: _items.length + 1,
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itemBuilder: (context, index) {
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if (index == _items.length) {
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if (_loading) {
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return const Padding(
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padding: EdgeInsets.all(16),
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child: Center(child: CircularProgressIndicator()),
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);
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}
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if (!_hasMore) {
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return const Padding(
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padding: EdgeInsets.all(16),
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child: Center(child: Text('没有更多数据')),
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);
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}
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return const SizedBox.shrink();
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}
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final log = _items[index];
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return Card(
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margin: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
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child: Padding(
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padding: const EdgeInsets.all(12),
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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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log.operation.isEmpty ? '（无操作描述）' : log.operation,
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style: Theme.of(context).textTheme.titleSmall,
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),
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const SizedBox(height: 4),
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Text('用户：${log.username}'),
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const SizedBox(height: 2),
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Text(
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'方法：${log.method}',
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style: Theme.of(context).textTheme.bodySmall,
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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),
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const SizedBox(height: 2),
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Text('耗时：${log.time}ms'),
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const SizedBox(height: 2),
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Text(
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'时间：${_formatDate(log.createDate)}',
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style: Theme.of(context).textTheme.bodySmall,
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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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/// 定时任务表单。
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class _ScheduleForm extends StatefulWidget {
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const _ScheduleForm({this.schedule});
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final Schedule? schedule;
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@override
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State<_ScheduleForm> createState() => _ScheduleFormState();
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}
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class _ScheduleFormState extends State<_ScheduleForm> {
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final _formKey = GlobalKey<FormState>();
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late final TextEditingController _beanName;
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late final TextEditingController _methodName;
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late final TextEditingController _params;
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late final TextEditingController _cronExpression;
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late final TextEditingController _remark;
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@override
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void initState() {
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super.initState();
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final s = widget.schedule;
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_beanName = TextEditingController(text: s?.beanName ?? '');
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_methodName = TextEditingController(text: s?.methodName ?? '');
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_params = TextEditingController(text: s?.params ?? '');
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_cronExpression = TextEditingController(text: s?.cronExpression ?? '');
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_remark = TextEditingController(text: s?.remark ?? '');
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}
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@override
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void dispose() {
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_beanName.dispose();
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_methodName.dispose();
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_params.dispose();
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_cronExpression.dispose();
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_remark.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 isEdit = widget.schedule != null;
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return SingleChildScrollView(
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padding: EdgeInsets.only(
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bottom: MediaQuery.of(context).viewInsets.bottom,
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),
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Form(
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key: _formKey,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
|
||
Text(isEdit ? '编辑任务' : '新增任务',
|
||
style: Theme.of(context).textTheme.titleMedium),
|
||
const SizedBox(height: 16),
|
||
TextFormField(
|
||
controller: _beanName,
|
||
decoration: const InputDecoration(labelText: 'Bean名称'),
|
||
validator: (v) =>
|
||
(v == null || v.trim().isEmpty) ? '请输入Bean名称' : null,
|
||
),
|
||
TextFormField(
|
||
controller: _methodName,
|
||
decoration: const InputDecoration(labelText: '方法名称'),
|
||
validator: (v) =>
|
||
(v == null || v.trim().isEmpty) ? '请输入方法名称' : null,
|
||
),
|
||
TextFormField(
|
||
controller: _params,
|
||
decoration: const InputDecoration(labelText: '参数'),
|
||
),
|
||
TextFormField(
|
||
controller: _cronExpression,
|
||
decoration: const InputDecoration(labelText: 'Cron表达式'),
|
||
validator: (v) =>
|
||
(v == null || v.trim().isEmpty) ? '请输入Cron表达式' : null,
|
||
),
|
||
TextFormField(
|
||
controller: _remark,
|
||
decoration: const InputDecoration(labelText: '备注'),
|
||
),
|
||
const SizedBox(height: 16),
|
||
FilledButton(
|
||
onPressed: () {
|
||
if (_formKey.currentState?.validate() != true) return;
|
||
final data = <String, dynamic>{
|
||
if (isEdit) 'jobId': widget.schedule!.jobId,
|
||
'beanName': _beanName.text.trim(),
|
||
'methodName': _methodName.text.trim(),
|
||
'params': _params.text.trim(),
|
||
'cronExpression': _cronExpression.text.trim(),
|
||
'remark': _remark.text.trim(),
|
||
};
|
||
Navigator.pop(context, data);
|
||
},
|
||
child: const Text('保存'),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
),
|
||
);
|
||
}
|
||
}
|