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flutter_desktop: fix peer page bugs

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Signed-off-by: fufesou <shuanglongchen@yeah.net>
This commit is contained in:
fufesou
2022-09-01 06:18:29 -07:00
parent ec02f9e721
commit 9085a93888
9 changed files with 208 additions and 183 deletions
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58
flutter/lib/models/peer_model.dart
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@@ -10,9 +10,8 @@ class Peer {
final List<dynamic> tags;
bool online = false;
Peer.fromJson(String id, Map<String, dynamic> json)
: id = id,
username = json['username'] ?? '',
Peer.fromJson(this.id, Map<String, dynamic> json)
: username = json['username'] ?? '',
hostname = json['hostname'] ?? '',
platform = json['platform'] ?? '',
tags = json['tags'] ?? [];
@@ -35,57 +34,52 @@ class Peer {
}
class Peers extends ChangeNotifier {
late String _name;
late List<Peer> _peers;
late final _loadEvent;
final String name;
final String loadEvent;
List<Peer> peers;
static const _cbQueryOnlines = 'callback_query_onlines';
Peers(String name, String loadEvent, List<Peer> _initPeers) {
_name = name;
_loadEvent = loadEvent;
_peers = _initPeers;
platformFFI.registerEventHandler(_cbQueryOnlines, _name, (evt) {
Peers({required this.name, required this.peers, required this.loadEvent}) {
platformFFI.registerEventHandler(_cbQueryOnlines, name, (evt) {
_updateOnlineState(evt);
});
platformFFI.registerEventHandler(_loadEvent, _name, (evt) {
platformFFI.registerEventHandler(loadEvent, name, (evt) {
_updatePeers(evt);
});
}
List<Peer> get peers => _peers;
@override
void dispose() {
platformFFI.unregisterEventHandler(_cbQueryOnlines, _name);
platformFFI.unregisterEventHandler(_loadEvent, _name);
platformFFI.unregisterEventHandler(_cbQueryOnlines, name);
platformFFI.unregisterEventHandler(loadEvent, name);
super.dispose();
}
Peer getByIndex(int index) {
if (index < _peers.length) {
return _peers[index];
if (index < peers.length) {
return peers[index];
} else {
return Peer.loading();
}
}
int getPeersCount() {
return _peers.length;
return peers.length;
}
void _updateOnlineState(Map<String, dynamic> evt) {
evt['onlines'].split(',').forEach((online) {
for (var i = 0; i < _peers.length; i++) {
if (_peers[i].id == online) {
_peers[i].online = true;
for (var i = 0; i < peers.length; i++) {
if (peers[i].id == online) {
peers[i].online = true;
}
}
});
evt['offlines'].split(',').forEach((offline) {
for (var i = 0; i < _peers.length; i++) {
if (_peers[i].id == offline) {
_peers[i].online = false;
for (var i = 0; i < peers.length; i++) {
if (peers[i].id == offline) {
peers[i].online = false;
}
}
});
@@ -95,19 +89,19 @@ class Peers extends ChangeNotifier {
void _updatePeers(Map<String, dynamic> evt) {
final onlineStates = _getOnlineStates();
_peers = _decodePeers(evt['peers']);
_peers.forEach((peer) {
peers = _decodePeers(evt['peers']);
for (var peer in peers) {
final state = onlineStates[peer.id];
peer.online = state != null && state != false;
});
}
notifyListeners();
}
Map<String, bool> _getOnlineStates() {
var onlineStates = new Map<String, bool>();
_peers.forEach((peer) {
var onlineStates = <String, bool>{};
for (var peer in peers) {
onlineStates[peer.id] = peer.online;
});
}
return onlineStates;
}
@@ -121,7 +115,7 @@ class Peers extends ChangeNotifier {
Peer.fromJson(s[0] as String, s[1] as Map<String, dynamic>))
.toList();
} catch (e) {
print('peers(): $e');
debugPrint('peers(): $e');
}
return [];
}