rustdesk/flutter/lib/mobile/pages/connection_page.dart
Sahil Yeole 935297b9e8 fix empty peers
Signed-off-by: Sahil Yeole <sahilyeole93@gmail.com>
2023-10-23 04:03:05 +05:30

540 lines
18 KiB
Dart

import 'dart:async';
import 'dart:convert';
import 'package:auto_size_text_field/auto_size_text_field.dart';
import 'package:flutter/material.dart';
import 'package:flutter_hbb/common/formatter/id_formatter.dart';
import 'package:get/get.dart';
import 'package:provider/provider.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:flutter_hbb/models/peer_model.dart';
import '../../common.dart';
import '../../common/widgets/login.dart';
import '../../common/widgets/peer_tab_page.dart';
import '../../common/widgets/peer_card.dart';
import '../../consts.dart';
import '../../models/model.dart';
import '../../models/platform_model.dart';
import 'home_page.dart';
import 'scan_page.dart';
import 'settings_page.dart';
/// Connection page for connecting to a remote peer.
class ConnectionPage extends StatefulWidget implements PageShape {
ConnectionPage({Key? key}) : super(key: key);
@override
final icon = const Icon(Icons.connected_tv);
@override
final title = translate("Connection");
@override
final appBarActions = isWeb ? <Widget>[const WebMenu()] : <Widget>[];
@override
State<ConnectionPage> createState() => _ConnectionPageState();
}
/// State for the connection page.
class _ConnectionPageState extends State<ConnectionPage> {
/// Controller for the id input bar.
final _idController = IDTextEditingController();
final RxBool _idEmpty = true.obs;
/// Update url. If it's not null, means an update is available.
var _updateUrl = '';
List<Peer> peers = [];
List _frontN<T>(List list, int n) {
if (list.length <= n) {
return list;
} else {
return list.sublist(0, n);
}
}
bool isPeersLoading = false;
bool isPeersLoaded = false;
@override
void initState() {
super.initState();
if (_idController.text.isEmpty) {
() async {
final lastRemoteId = await bind.mainGetLastRemoteId();
if (lastRemoteId != _idController.id) {
setState(() {
_idController.id = lastRemoteId;
});
}
}();
}
if (isAndroid) {
Timer(const Duration(seconds: 1), () async {
_updateUrl = await bind.mainGetSoftwareUpdateUrl();
if (_updateUrl.isNotEmpty) setState(() {});
});
}
_idController.addListener(() {
_idEmpty.value = _idController.text.isEmpty;
});
Get.put<IDTextEditingController>(_idController);
}
@override
Widget build(BuildContext context) {
Provider.of<FfiModel>(context);
return CustomScrollView(
slivers: [
SliverList(
delegate: SliverChildListDelegate([
_buildUpdateUI(),
_buildRemoteIDTextField(),
])),
SliverFillRemaining(
hasScrollBody: true,
child: PeerTabPage(),
)
],
).marginOnly(top: 2, left: 10, right: 10);
}
/// Callback for the connect button.
/// Connects to the selected peer.
void onConnect() {
var id = _idController.id;
connect(context, id);
}
/// UI for software update.
/// If [_updateUrl] is not empty, shows a button to update the software.
Widget _buildUpdateUI() {
return _updateUrl.isEmpty
? const SizedBox(height: 0)
: InkWell(
onTap: () async {
final url = 'https://rustdesk.com/download';
if (await canLaunchUrl(Uri.parse(url))) {
await launchUrl(Uri.parse(url));
}
},
child: Container(
alignment: AlignmentDirectional.center,
width: double.infinity,
color: Colors.pinkAccent,
padding: const EdgeInsets.symmetric(vertical: 12),
child: Text(translate('Download new version'),
style: const TextStyle(
color: Colors.white, fontWeight: FontWeight.bold))));
}
Future<void> _fetchPeers() async {
setState(() {
isPeersLoading = true;
});
await Future.delayed(Duration(milliseconds: 100));
await _getAllPeers();
setState(() {
isPeersLoading = false;
isPeersLoaded = true;
});
}
Future<void> _getAllPeers() async {
Map<String, dynamic> recentPeers = jsonDecode(await bind.mainLoadRecentPeersSync());
Map<String, dynamic> lanPeers = jsonDecode(await bind.mainLoadLanPeersSync());
Map<String, dynamic> abPeers = jsonDecode(await bind.mainLoadAbSync());
Map<String, dynamic> groupPeers = jsonDecode(await bind.mainLoadGroupSync());
Map<String, dynamic> combinedPeers = {};
void mergePeers(Map<String, dynamic> peers) {
if (peers.containsKey("peers")) {
dynamic peerData = peers["peers"];
if (peerData is String) {
try {
peerData = jsonDecode(peerData);
} catch (e) {
debugPrint("Error decoding peers: $e");
return;
}
}
if (peerData is List) {
for (var peer in peerData) {
if (peer is Map && peer.containsKey("id")) {
String id = peer["id"];
if (id != null && !combinedPeers.containsKey(id)) {
combinedPeers[id] = peer;
}
}
}
}
}
}
mergePeers(recentPeers);
mergePeers(lanPeers);
mergePeers(abPeers);
mergePeers(groupPeers);
List<Peer> parsedPeers = [];
for (var peer in combinedPeers.values) {
parsedPeers.add(Peer.fromJson(peer));
}
peers = parsedPeers;
}
/// UI for the remote ID TextField.
/// Search for a peer and connect to it if the id exists.
Widget _buildRemoteIDTextField() {
final w = SizedBox(
height: 84,
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 2),
child: Ink(
decoration: BoxDecoration(
color: Theme.of(context).cardColor,
borderRadius: BorderRadius.all(Radius.circular(13)),
),
child: Row(
children: <Widget>[
Expanded(
child: Container(
padding: const EdgeInsets.only(left: 16, right: 16),
child: Autocomplete<Peer>(
optionsBuilder: (TextEditingValue textEditingValue) {
if (textEditingValue.text == '') {
return const Iterable<Peer>.empty();
}
else if (peers.isEmpty && !isPeersLoaded) {
Peer emptyPeer = Peer(
id: '',
username: '',
hostname: '',
alias: '',
platform: '',
tags: [],
hash: '',
forceAlwaysRelay: false,
rdpPort: '',
rdpUsername: '',
loginName: '',
);
return [emptyPeer];
}
else {
String textWithoutSpaces = textEditingValue.text.replaceAll(" ", "");
if (int.tryParse(textWithoutSpaces) != null) {
textEditingValue = TextEditingValue(
text: textWithoutSpaces,
selection: textEditingValue.selection,
);
}
String textToFind = textEditingValue.text.toLowerCase();
return peers.where((peer) =>
peer.id.toLowerCase().contains(textToFind) ||
peer.username.toLowerCase().contains(textToFind) ||
peer.hostname.toLowerCase().contains(textToFind) ||
peer.alias.toLowerCase().contains(textToFind))
.toList();
}
},
fieldViewBuilder: (BuildContext context,
TextEditingController fieldTextEditingController,
FocusNode fieldFocusNode, VoidCallback onFieldSubmitted) {
fieldTextEditingController.text = _idController.text;
fieldFocusNode.addListener(() async{
_idEmpty.value = fieldTextEditingController.text.isEmpty;
if (fieldFocusNode.hasFocus && !isPeersLoading){
_fetchPeers();
}
});
final textLength = fieldTextEditingController.value.text.length;
// select all to facilitate removing text, just following the behavior of address input of chrome
fieldTextEditingController.selection = TextSelection(baseOffset: 0, extentOffset: textLength);
return AutoSizeTextField(
controller: fieldTextEditingController,
focusNode: fieldFocusNode,
minFontSize: 18,
autocorrect: false,
enableSuggestions: false,
keyboardType: TextInputType.visiblePassword,
// keyboardType: TextInputType.number,
style: const TextStyle(
fontFamily: 'WorkSans',
fontWeight: FontWeight.bold,
fontSize: 30,
color: MyTheme.idColor,
),
decoration: InputDecoration(
labelText: translate('Remote ID'),
// hintText: 'Enter your remote ID',
border: InputBorder.none,
helperStyle: const TextStyle(
fontWeight: FontWeight.bold,
fontSize: 16,
color: MyTheme.darkGray,
),
labelStyle: const TextStyle(
fontWeight: FontWeight.w600,
fontSize: 16,
letterSpacing: 0.2,
color: MyTheme.darkGray,
),
),
inputFormatters: [IDTextInputFormatter()],
);
},
optionsViewBuilder: (BuildContext context, AutocompleteOnSelected<Peer> onSelected, Iterable<Peer> options) {
double maxHeight = options.length * 50;
maxHeight = maxHeight > 200 ? 200 : maxHeight;
return Align(
alignment: Alignment.topLeft,
child: ClipRRect(
borderRadius: BorderRadius.circular(5),
child: Material(
elevation: 4,
child: ConstrainedBox(
constraints: BoxConstraints(
maxHeight: maxHeight,
maxWidth: 320,
),
child: peers.isEmpty && isPeersLoading
? Container(
height: 80,
child: Center(
child: CircularProgressIndicator(
strokeWidth: 2,
)))
: ListView(
padding: EdgeInsets.only(top: 5),
children: options.map((peer) => _buildPeerTile(context, peer)).toList(),
))))
);
},
),
),
),
Obx(() => Offstage(
offstage: _idEmpty.value,
child: IconButton(
onPressed: () {
setState(() {
_idController.clear();
});
},
icon: Icon(Icons.clear, color: MyTheme.darkGray)),
)),
SizedBox(
width: 60,
height: 60,
child: IconButton(
icon: const Icon(Icons.arrow_forward,
color: MyTheme.darkGray, size: 45),
onPressed: onConnect,
),
),
],
),
),
),
);
return Align(
alignment: Alignment.topCenter,
child: Container(constraints: kMobilePageConstraints, child: w));
}
Widget _buildPeerTile(
BuildContext context, Peer peer) {
final double _tileRadius = 5;
final name =
'${peer.username}${peer.username.isNotEmpty && peer.hostname.isNotEmpty ? '@' : ''}${peer.hostname}';
final greyStyle = TextStyle(
fontSize: 11,
color: Theme.of(context).textTheme.titleLarge?.color?.withOpacity(0.6));
final child = GestureDetector(
onTap: () {
setState(() {
_idController.id = peer.id;
FocusScope.of(context).unfocus();
});
},
child:
Container(
height: 42,
margin: EdgeInsets.only(bottom: 5),
child: Row(
mainAxisSize: MainAxisSize.max,
children: [
Container(
decoration: BoxDecoration(
color: str2color('${peer.id}${peer.platform}', 0x7f),
borderRadius: BorderRadius.only(
topLeft: Radius.circular(_tileRadius),
bottomLeft: Radius.circular(_tileRadius),
),
),
alignment: Alignment.center,
width: 42,
height: null,
child: getPlatformImage(peer.platform, size: 30)
.paddingAll(6),
),
Expanded(
child: Container(
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.background,
borderRadius: BorderRadius.only(
topRight: Radius.circular(_tileRadius),
bottomRight: Radius.circular(_tileRadius),
),
),
child: Row(
children: [
Expanded(
child: Column(
children: [
Row(children: [
getOnline(8, peer.online),
Expanded(
child: Text(
peer.alias.isEmpty ? formatID(peer.id) : peer.alias,
overflow: TextOverflow.ellipsis,
style: Theme.of(context).textTheme.titleSmall,
)),
!peer.alias.isEmpty?
Padding(
padding: const EdgeInsets.only(left: 5, right: 5),
child: Text(
"(${peer.id})",
style: greyStyle,
overflow: TextOverflow.ellipsis,
)
)
: Container(),
]).marginOnly(top: 2),
Align(
alignment: Alignment.centerLeft,
child: Text(
name,
style: greyStyle,
textAlign: TextAlign.start,
overflow: TextOverflow.ellipsis,
),
),
],
).marginOnly(top: 2),
),
],
).paddingOnly(left: 10.0, top: 3.0),
),
)
],
)));
final colors =
_frontN(peer.tags, 25).map((e) => gFFI.abModel.getTagColor(e)).toList();
return Tooltip(
message: isMobile
? ''
: peer.tags.isNotEmpty
? '${translate('Tags')}: ${peer.tags.join(', ')}'
: '',
child: Stack(children: [
child,
if (colors.isNotEmpty)
Positioned(
top: 5,
right: 10,
child: CustomPaint(
painter: TagPainter(radius: 3, colors: colors),
),
)
]),
);
}
@override
void dispose() {
_idController.dispose();
if (Get.isRegistered<IDTextEditingController>()) {
Get.delete<IDTextEditingController>();
}
super.dispose();
}
}
class WebMenu extends StatefulWidget {
const WebMenu({Key? key}) : super(key: key);
@override
State<WebMenu> createState() => _WebMenuState();
}
class _WebMenuState extends State<WebMenu> {
@override
Widget build(BuildContext context) {
Provider.of<FfiModel>(context);
return PopupMenuButton<String>(
tooltip: "",
icon: const Icon(Icons.more_vert),
itemBuilder: (context) {
return (isIOS
? [
const PopupMenuItem(
value: "scan",
child: Icon(Icons.qr_code_scanner, color: Colors.black),
)
]
: <PopupMenuItem<String>>[]) +
[
PopupMenuItem(
value: "server",
child: Text(translate('ID/Relay Server')),
)
] +
[
PopupMenuItem(
value: "login",
child: Text(gFFI.userModel.userName.value.isEmpty
? translate("Login")
: '${translate("Logout")} (${gFFI.userModel.userName.value})'),
)
] +
[
PopupMenuItem(
value: "about",
child: Text('${translate('About')} RustDesk'),
)
];
},
onSelected: (value) {
if (value == 'server') {
showServerSettings(gFFI.dialogManager);
}
if (value == 'about') {
showAbout(gFFI.dialogManager);
}
if (value == 'login') {
if (gFFI.userModel.userName.value.isEmpty) {
loginDialog();
} else {
logOutConfirmDialog();
}
}
if (value == 'scan') {
Navigator.push(
context,
MaterialPageRoute(
builder: (BuildContext context) => ScanPage(),
),
);
}
});
}
}