mirror of
https://github.com/rustdesk/rustdesk.git
synced 2024-12-05 04:59:05 +08:00
9085a93888
Signed-off-by: fufesou <shuanglongchen@yeah.net>
295 lines
8.6 KiB
Dart
295 lines
8.6 KiB
Dart
import 'dart:async';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:provider/provider.dart';
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import 'package:visibility_detector/visibility_detector.dart';
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import 'package:window_manager/window_manager.dart';
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import '../../common.dart';
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import '../../models/peer_model.dart';
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import '../../models/platform_model.dart';
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import 'peercard_widget.dart';
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typedef OffstageFunc = bool Function(Peer peer);
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typedef PeerCardWidgetFunc = Widget Function(Peer peer);
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/// for peer search text, global obs value
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final peerSearchText = "".obs;
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final peerSearchTextController =
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TextEditingController(text: peerSearchText.value);
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class _PeerWidget extends StatefulWidget {
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final Peers peers;
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final OffstageFunc offstageFunc;
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final PeerCardWidgetFunc peerCardWidgetFunc;
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const _PeerWidget(
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{required this.peers,
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required this.offstageFunc,
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required this.peerCardWidgetFunc,
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Key? key})
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: super(key: key);
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@override
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_PeerWidgetState createState() => _PeerWidgetState();
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}
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/// State for the peer widget.
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class _PeerWidgetState extends State<_PeerWidget> with WindowListener {
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static const int _maxQueryCount = 3;
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final _curPeers = <String>{};
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var _lastChangeTime = DateTime.now();
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var _lastQueryPeers = <String>{};
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var _lastQueryTime = DateTime.now().subtract(Duration(hours: 1));
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var _queryCoun = 0;
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var _exit = false;
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_PeerWidgetState() {
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_startCheckOnlines();
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}
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@override
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void initState() {
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windowManager.addListener(this);
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super.initState();
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}
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@override
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void dispose() {
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windowManager.removeListener(this);
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_exit = true;
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super.dispose();
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}
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@override
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void onWindowFocus() {
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_queryCoun = 0;
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}
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@override
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void onWindowMinimize() {
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_queryCoun = _maxQueryCount;
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}
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@override
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Widget build(BuildContext context) {
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const space = 12.0;
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return ChangeNotifierProvider<Peers>(
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create: (context) => widget.peers,
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child: Consumer<Peers>(
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builder: (context, peers, child) => peers.peers.isEmpty
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? Center(
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child: Text(translate("Empty")),
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)
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: SingleChildScrollView(
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child: ObxValue<RxString>((searchText) {
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return FutureBuilder<List<Peer>>(
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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final peers = snapshot.data!;
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final cards = <Widget>[];
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for (final peer in peers) {
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cards.add(Offstage(
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key: ValueKey("off${peer.id}"),
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offstage: widget.offstageFunc(peer),
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child: Obx(
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() => SizedBox(
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width: 220,
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height:
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peerCardUiType.value == PeerUiType.grid
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? 140
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: 42,
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child: VisibilityDetector(
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key: ValueKey(peer.id),
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onVisibilityChanged: (info) {
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final peerId =
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(info.key as ValueKey).value;
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if (info.visibleFraction > 0.00001) {
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_curPeers.add(peerId);
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} else {
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_curPeers.remove(peerId);
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}
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_lastChangeTime = DateTime.now();
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},
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child: widget.peerCardWidgetFunc(peer),
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),
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),
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)));
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}
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return Wrap(
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spacing: space, runSpacing: space, children: cards);
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} else {
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return const Center(
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child: CircularProgressIndicator(),
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);
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}
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},
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future: matchPeers(searchText.value, peers.peers),
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);
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}, peerSearchText),
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),
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),
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);
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}
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// ignore: todo
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// TODO: variables walk through async tasks?
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void _startCheckOnlines() {
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() async {
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while (!_exit) {
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final now = DateTime.now();
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if (!setEquals(_curPeers, _lastQueryPeers)) {
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if (now.difference(_lastChangeTime) > Duration(seconds: 1)) {
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if (_curPeers.length > 0) {
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platformFFI.ffiBind
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.queryOnlines(ids: _curPeers.toList(growable: false));
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_lastQueryPeers = {..._curPeers};
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_lastQueryTime = DateTime.now();
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_queryCoun = 0;
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}
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}
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} else {
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if (_queryCoun < _maxQueryCount) {
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if (now.difference(_lastQueryTime) > Duration(seconds: 20)) {
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if (_curPeers.length > 0) {
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platformFFI.ffiBind
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.queryOnlines(ids: _curPeers.toList(growable: false));
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_lastQueryTime = DateTime.now();
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_queryCoun += 1;
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}
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}
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}
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}
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await Future.delayed(Duration(milliseconds: 300));
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}
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}();
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}
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}
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abstract class BasePeerWidget extends StatelessWidget {
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final String name;
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final String loadEvent;
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final OffstageFunc offstageFunc;
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final PeerCardWidgetFunc peerCardWidgetFunc;
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final List<Peer> initPeers;
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const BasePeerWidget({
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Key? key,
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required this.name,
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required this.loadEvent,
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required this.offstageFunc,
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required this.peerCardWidgetFunc,
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required this.initPeers,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return _PeerWidget(
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peers: Peers(name: name, loadEvent: loadEvent, peers: initPeers),
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offstageFunc: offstageFunc,
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peerCardWidgetFunc: peerCardWidgetFunc);
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}
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}
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class RecentPeerWidget extends BasePeerWidget {
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RecentPeerWidget({Key? key})
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: super(
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key: key,
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name: 'recent peer',
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loadEvent: 'load_recent_peers',
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offstageFunc: (Peer peer) => false,
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peerCardWidgetFunc: (Peer peer) => RecentPeerCard(
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peer: peer,
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),
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initPeers: [],
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);
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@override
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Widget build(BuildContext context) {
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final widget = super.build(context);
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bind.mainLoadRecentPeers();
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return widget;
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}
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}
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class FavoritePeerWidget extends BasePeerWidget {
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FavoritePeerWidget({Key? key})
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: super(
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key: key,
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name: 'favorite peer',
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loadEvent: 'load_fav_peers',
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offstageFunc: (Peer peer) => false,
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peerCardWidgetFunc: (Peer peer) => FavoritePeerCard(
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peer: peer,
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),
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initPeers: [],
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);
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@override
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Widget build(BuildContext context) {
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final widget = super.build(context);
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bind.mainLoadFavPeers();
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return widget;
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}
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}
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class DiscoveredPeerWidget extends BasePeerWidget {
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DiscoveredPeerWidget({Key? key})
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: super(
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key: key,
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name: 'discovered peer',
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loadEvent: 'load_lan_peers',
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offstageFunc: (Peer peer) => false,
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peerCardWidgetFunc: (Peer peer) => DiscoveredPeerCard(
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peer: peer,
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),
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initPeers: [],
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);
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@override
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Widget build(BuildContext context) {
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final widget = super.build(context);
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bind.mainLoadLanPeers();
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return widget;
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}
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}
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class AddressBookPeerWidget extends BasePeerWidget {
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AddressBookPeerWidget({Key? key})
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: super(
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key: key,
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name: 'address book peer',
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loadEvent: 'load_address_book_peers',
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offstageFunc: (Peer peer) =>
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!_hitTag(gFFI.abModel.selectedTags, peer.tags),
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peerCardWidgetFunc: (Peer peer) => DiscoveredPeerCard(
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peer: peer,
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),
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initPeers: _loadPeers(),
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);
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static List<Peer> _loadPeers() {
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return gFFI.abModel.peers.map((e) {
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return Peer.fromJson(e['id'], e);
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}).toList();
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}
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static bool _hitTag(List<dynamic> selectedTags, List<dynamic> idents) {
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if (selectedTags.isEmpty) {
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return true;
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}
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if (idents.isEmpty) {
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return false;
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}
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for (final tag in selectedTags) {
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if (!idents.contains(tag)) {
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return false;
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}
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}
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return true;
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}
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}
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