Encrypted peer-to-peer IM for data security. Own data, own privacy. (Rust+Flutter)
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import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:provider/provider.dart';
import 'package:esse/l10n/localizations.dart';
import 'package:esse/utils/adaptive.dart';
import 'package:esse/utils/better_print.dart';
import 'package:esse/widgets/button_text.dart';
import 'package:esse/widgets/input_text.dart';
import 'package:esse/widgets/user_info.dart';
import 'package:esse/widgets/shadow_button.dart';
import 'package:esse/widgets/shadow_dialog.dart';
import 'package:esse/widgets/qr_scan.dart';
import 'package:esse/global.dart';
import 'package:esse/rpc.dart';
import 'package:esse/provider.dart';
import 'package:esse/apps/group_chat/models.dart';
import 'package:esse/apps/group_chat/list.dart';
import 'package:esse/apps/group_chat/provider.dart';
class GroupAddPage extends StatefulWidget {
final String id;
final String addr;
final String name;
GroupAddPage({Key key, this.id = '', this.addr = '', this.name = ''}) : super(key: key);
@override
_GroupAddPageState createState() => _GroupAddPageState();
}
class _GroupAddPageState extends State<GroupAddPage> {
TextEditingController _joinIdController = TextEditingController();
TextEditingController _joinAddrController = TextEditingController();
TextEditingController _joinNameController = TextEditingController();
FocusNode _joinIdFocus = FocusNode();
FocusNode _joinAddrFocus = FocusNode();
TextEditingController _createAddrController = TextEditingController();
TextEditingController _createNameController = TextEditingController();
TextEditingController _createBioController = TextEditingController();
TextEditingController _createKeyController = TextEditingController();
FocusNode _createAddrFocus = FocusNode();
FocusNode _createNameFocus = FocusNode();
FocusNode _createBioFocus = FocusNode();
FocusNode _createKeyFocus = FocusNode();
int _groupAddr = 0;
int _groupType = 1;
bool _groupNeedAgree = false;
bool _groupHasKey = true;
bool _groupHasNeedAgree = true;
bool _addrOnline = false;
bool _addrChecked = false;
String _myName = '';
bool _requestsLoadMore = true;
// 0 => encrypted, 1 => common, 2 => open.
Widget _groupAddrWidget(String text, int value, ColorScheme color, bool disabled) {
return Row(
children: [
Radio(
value: value,
groupValue: _groupAddr,
onChanged: disabled ? null : (n) => setState(() {
_groupAddr = n;
}),
),
_groupAddr == value
? Text(text, style: TextStyle(color: color.primary))
: (disabled ? Text(text, style: TextStyle(color: Color(0xFFADB0BB)))
: Text(text)),
]
);
}
// 0 => encrypted, 1 => common, 2 => open.
Widget _groupTypeWidget(String text, int value, ColorScheme color, bool disabled) {
return Row(
children: [
Radio(
value: value,
groupValue: _groupType,
onChanged: disabled ? null : (n) => setState(() {
_groupType = n;
if (n == 0) {
_groupHasKey = true;
} else {
_groupHasKey = false;
}
if (n == 2) {
_groupHasNeedAgree = false;
} else {
_groupHasNeedAgree = true;
}
}),
),
_groupType == value
? Text(text, style: TextStyle(color: color.primary))
: (disabled ? Text(text, style: TextStyle(color: Color(0xFFADB0BB)))
: Text(text)),
]
);
}
_checkAddrPermission() {
//
}
_checkGroupAddr() {
String addr = _createAddrController.text;
if (addr.substring(0, 2) == '0x') {
addr = addr.substring(2);
}
rpc.send('group-chat-check', [addr]);
}
_scanCallback(bool isOk, String app, List params) {
Navigator.of(context).pop();
print(app);
print(params);
if (isOk && app == 'add-group' && params.length == 3) {
this._joinIdController.text = params[0];
this._joinAddrController.text = params[1];
this._joinNameController.text = params[2];
setState(() {});
}
}
_join() {
var id = _joinIdController.text;
if (id == '' || id == null) {
return;
}
if (id.substring(0, 2) == 'EG') {
id = id.substring(2);
}
var addr = _joinAddrController.text;
// if has 0x, need remove
if (addr.substring(0, 2) == '0x') {
addr = addr.substring(2);
}
var name = _joinNameController.text;
context.read<GroupChatProvider>().join(GroupType.Open, id, addr, name, "");
setState(() {
_joinIdController.text = '';
_joinAddrController.text = '';
_joinNameController.text = '';
});
}
_create() {
var addr = _createAddrController.text.trim();
// if has 0x, need remove
if (addr.substring(0, 2) == '0x') {
addr = addr.substring(2);
}
final name = _createNameController.text.trim();
final bio = _createBioController.text.trim();
rpc.send('group-chat-create', [_groupType, _myName, addr, name, bio, _groupNeedAgree]);
setState(() {
_createNameController.text = '';
_createBioController.text = '';
_groupNeedAgree = false;
});
}
@override
void initState() {
super.initState();
_addrChecked = false;
_joinIdController.text = widget.id;
_joinAddrController.text = widget.addr;
_joinNameController.text = widget.name;
_joinIdFocus.addListener(() {
setState(() {});
});
_joinAddrFocus.addListener(() {
setState(() {});
});
_createAddrFocus.addListener(() {
setState(() {});
});
_createNameFocus.addListener(() {
setState(() {});
});
_createBioFocus.addListener(() {
setState(() {});
});
_createKeyFocus.addListener(() {
setState(() {});
});
rpc.send('group-chat-request-list', [false]);
new Future.delayed(Duration.zero, () {
_myName = context.read<AccountProvider>().activedAccount.name;
});
}
@override
Widget build(BuildContext context) {
final isDesktop = isDisplayDesktop(context);
final color = Theme.of(context).colorScheme;
final lang = AppLocalizations.of(context);
final provider = context.watch<GroupChatProvider>();
final checks = provider.createCheckType.lang(lang);
final checkLang = checks[0];
final checkOk = checks[1];
provider.createSupported;
final groups = provider.groups;
final createKeys = provider.createKeys;
final requests = provider.requests;
final requestKeys = requests.keys.toList().reversed.toList();
return DefaultTabController(
initialIndex: 0,
length: 2,
child: Scaffold(
appBar: AppBar(
title: Text(lang.addFriend),
leading: isDesktop
? IconButton(
onPressed: () {
context.read<GroupChatProvider>().requestClear();
context.read<AccountProvider>().updateActivedWidget(GroupChatList());
},
icon: Icon(Icons.arrow_back, color: color.primary),
) : null,
actions: [
TextButton(
onPressed: () => Navigator.push(context,
MaterialPageRoute(builder: (context) => QRScan(callback: _scanCallback))
),
child: Text(lang.scanQr, style: TextStyle(fontSize: 16.0)),
),
],
bottom: TabBar(
tabs: <Widget>[
Tab(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(Icons.add_box_rounded, color: color.primary),
const SizedBox(width: 8.0),
Text(lang.groupJoin, style: TextStyle(color: color.primary))
])
),
Tab(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(Icons.create_rounded, color: color.primary),
const SizedBox(width: 8.0),
Text(lang.groupCreate, style: TextStyle(color: color.primary))
])
),
],
),
),
body: TabBarView(
children: <Widget>[
Container(
padding: const EdgeInsets.all(20),
child: SingleChildScrollView(
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
const SizedBox(height: 20.0),
InputText(
icon: Icons.groups,
text: lang.groupChatId,
controller: _joinIdController,
focus: _joinIdFocus),
const SizedBox(height: 20.0),
InputText(
icon: Icons.location_on,
text: lang.groupChatAddr,
controller: _joinAddrController,
focus: _joinAddrFocus),
const SizedBox(height: 20.0),
ButtonText(action: _join, text: lang.send, width: 600.0),
const SizedBox(height: 20.0),
const Divider(height: 1.0, color: Color(0x40ADB0BB)),
const SizedBox(height: 10.0),
if (requests.isNotEmpty)
Container(
width: 600.0,
child: ListView.builder(
itemCount: requestKeys.length,
shrinkWrap: true,
physics: ClampingScrollPhysics(),
scrollDirection: Axis.vertical,
itemBuilder: (BuildContext context, int index) =>
_RequestItem(request: requests[requestKeys[index]]),
),
),
if (_requestsLoadMore)
TextButton(
onPressed: () {
rpc.send('group-chat-request-list', [true]);
setState(() {
_requestsLoadMore = false;
});
},
child: Text(lang.loadMore, style: TextStyle(fontSize: 14.0)),
),
],
),
),
),
Container(
padding: const EdgeInsets.all(20),
child: SingleChildScrollView(
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
Container(
width: 600.0,
padding: const EdgeInsets.all(10.0),
alignment: Alignment.centerLeft,
child: Text('1. ' + lang.groupChatAddr, textAlign: TextAlign.left,
style: Theme.of(context).textTheme.title),
),
Container(
padding: EdgeInsets.only(bottom: 10.0),
width: 600.0,
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
_groupAddrWidget(lang.deviceRemote, 0, color, false),
_groupAddrWidget(lang.deviceLocal, 1, color, true),
]
)
),
if (_groupAddr == 0)
Container(
height: 50.0,
width: 600.0,
child: Row(
children: [
Expanded(
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 20.0),
decoration: BoxDecoration(
color: color.surface,
border: Border.all(color: _createAddrFocus.hasFocus
? color.primary : color.surface),
borderRadius: BorderRadius.circular(15.0),
),
child: TextField(
style: TextStyle(fontSize: 16.0),
decoration: InputDecoration(
border: InputBorder.none,
hintText: lang.address),
controller: _createAddrController,
focusNode: _createAddrFocus,
onSubmitted: (_v) => _checkAddrPermission(),
onChanged: (v) {
if (v.length > 0) {
setState(() {
_addrChecked = true;
});
}
}),
),
),
if (checkOk)
Container(
padding: const EdgeInsets.only(left: 8.0),
child: Icon(Icons.cloud_done_rounded,
color: Colors.green),
),
const SizedBox(width: 8.0),
InkWell(
onTap: _addrChecked ? _checkGroupAddr : null,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 20.0),
height: 45.0,
decoration: BoxDecoration(
color: Color(0xFF6174FF),
borderRadius: BorderRadius.circular(15.0)),
child: Center(
child: Text(lang.search,
style: TextStyle(fontSize: 16.0, color: Colors.white))),
)),
const SizedBox(width: 8.0),
InkWell(
onTap: _addrChecked ? _checkGroupAddr : null,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 20.0),
height: 45.0,
decoration: BoxDecoration(
color: Color(0xFF6174FF),
borderRadius: BorderRadius.circular(15.0)),
child: Center(
child: Text(lang.add,
style: TextStyle(fontSize: 16.0, color: Colors.white))),
)),
])),
const SizedBox(height: 8.0),
Text(checkLang, style: TextStyle(fontSize: 14.0,
color: checkOk ? Colors.green : Colors.red)),
Container(
width: 600.0,
padding: const EdgeInsets.all(10.0),
alignment: Alignment.centerLeft,
child: Text('2. ' + lang.groupChatInfo, textAlign: TextAlign.left,
style: Theme.of(context).textTheme.title),
),
Container(
width: 100.0,
height: 100.0,
margin: const EdgeInsets.symmetric(vertical: 10.0),
decoration: BoxDecoration(
color: color.surface,
borderRadius: BorderRadius.circular(15.0)),
child: Stack(
alignment: Alignment.center,
children: <Widget>[
Icon(Icons.camera_alt,
size: 47.0, color: Color(0xFFADB0BB)),
Positioned(
bottom: -1.0,
right: -1.0,
child: InkWell(
child: Icon(Icons.add_circle,
size: 32.0, color: color.primary),
onTap: null, //() => _getImage(context, account.name, color, lang),
)
),
],
),
),
Container(
padding: EdgeInsets.symmetric(vertical: 10.0),
width: 600.0,
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
_groupTypeWidget(lang.groupTypeEncrypted, 0, color, true),
_groupTypeWidget(lang.groupTypePrivate, 1, color, false),
_groupTypeWidget(lang.groupTypeOpen, 2, color, false),
]
)
),
Container(
width: 600.0,
padding: const EdgeInsets.all(12.0),
margin: const EdgeInsets.only(bottom: 10.0),
decoration: BoxDecoration(color: color.surface,
borderRadius: BorderRadius.circular(15.0)
),
child: Text(
_groupType == 0 ? lang.groupTypeEncryptedInfo
: (_groupType == 1 ? lang.groupTypePrivateInfo
: lang.groupTypeOpenInfo),
style: TextStyle(fontSize: 14.0, height: 1.5,
fontStyle: FontStyle.italic),
textAlign: TextAlign.center,
),
),
Container(
padding: EdgeInsets.symmetric(vertical: 10.0),
child: InputText(
icon: Icons.account_box,
text: lang.groupChatName,
controller: _createNameController,
focus: _createNameFocus),
),
Container(
padding: EdgeInsets.symmetric(vertical: 10.0),
child: InputText(
icon: Icons.campaign,
text: lang.groupChatBio,
controller: _createBioController,
focus: _createBioFocus),
),
if (_groupHasKey)
Container(
padding: EdgeInsets.symmetric(vertical: 10.0),
child: InputText(
icon: Icons.enhanced_encryption,
text: lang.groupChatKey,
controller: _createKeyController,
focus: _createKeyFocus),
),
if (_groupHasNeedAgree)
Container(
height: 50.0,
width: 600.0,
child: Row(
children: [
Switch(
value: _groupNeedAgree,
onChanged: (value) {
setState(() {
_groupNeedAgree = value;
});
},
),
Text(lang.groupRequireConsent)
]
),
),
const SizedBox(height: 20.0),
ButtonText(action: _create, text: lang.create, width: 600.0),
const SizedBox(height: 20.0),
const Divider(height: 1.0, color: Color(0x40ADB0BB)),
const SizedBox(height: 10.0),
Container(
width: 600.0,
child: ListView.builder(
itemCount: createKeys.length,
shrinkWrap: true,
physics: ClampingScrollPhysics(),
scrollDirection: Axis.vertical,
itemBuilder: (BuildContext context, int index) =>
_CreateItem(group: groups[createKeys[index]], name: _myName),
),
)
],
),
),
),
],
))
);
}
}
class _RequestItem extends StatelessWidget {
final Request request;
const _RequestItem({Key key, this.request}) : super(key: key);
Widget _infoList(icon, color, text) {
return Container(
width: 300.0,
padding: const EdgeInsets.symmetric(vertical: 10.0),
child: Row(
children: [
Icon(icon, size: 20.0, color: color),
const SizedBox(width: 20.0),
Expanded(child: Text(text)),
]
),
);
}
Widget _infoListTooltip(icon, color, text) {
return Container(
width: 300.0,
padding: const EdgeInsets.symmetric(vertical: 10.0),
child: Row(
children: [
Icon(icon, size: 20.0, color: color),
const SizedBox(width: 20.0),
Expanded(
child: Tooltip(
message: text,
child: Text(betterPrint(text)),
)
)
]
),
);
}
Widget _info(color, lang, context) {
return Column(
mainAxisSize: MainAxisSize.max,
children: [
request.showAvatar(100.0),
const SizedBox(height: 10.0),
Text(request.name),
const SizedBox(height: 10.0),
const Divider(height: 1.0, color: Color(0x40ADB0BB)),
const SizedBox(height: 10.0),
_infoListTooltip(Icons.person, color.primary,
(request.isMe ? 'EG' : 'EH') + request.gid.toUpperCase()),
_infoListTooltip(Icons.location_on, color.primary, "0x" + request.addr),
_infoList(Icons.turned_in, color.primary, request.remark),
_infoList(Icons.access_time_rounded, color.primary, request.time.toString()),
const SizedBox(height: 10.0),
if (request.over)
InkWell(
onTap: () {
Navigator.pop(context);
//Provider.of<ChatProvider>(context, listen: false).requestDelete(request.id);
},
hoverColor: Colors.transparent,
child: Container(
width: 300.0,
padding: const EdgeInsets.symmetric(vertical: 10.0),
decoration: BoxDecoration(
border: Border.all(color: color.primary),
borderRadius: BorderRadius.circular(10.0)),
child: Center(child: Text(lang.ignore,
style: TextStyle(fontSize: 14.0))),
)
),
if (!request.over && !request.isMe)
Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
InkWell(
onTap: () {
Navigator.pop(context);
//Provider.of<ChatProvider>(context, listen: false).requestReject(request.id);
},
hoverColor: Colors.transparent,
child: Container(
width: 100.0,
padding: const EdgeInsets.symmetric(vertical: 10.0),
decoration: BoxDecoration(
border: Border.all(),
borderRadius: BorderRadius.circular(10.0)),
child: Center(child: Text(lang.reject,
style: TextStyle(fontSize: 14.0))),
)
),
InkWell(
onTap: () {
Navigator.pop(context);
//Provider.of<ChatProvider>(context, listen: false).requestAgree(request.id);
},
hoverColor: Colors.transparent,
child: Container(
width: 100.0,
padding: const EdgeInsets.symmetric(vertical: 10.0),
decoration: BoxDecoration(
border: Border.all(color: color.primary),
borderRadius: BorderRadius.circular(10.0)),
child: Center(child: Text(lang.agree,
style: TextStyle(fontSize: 14.0, color: color.primary))),
)
),
]
),
if (!request.over && request.isMe)
Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
InkWell(
onTap: () {
Navigator.pop(context);
//Provider.of<ChatProvider>(context, listen: false).requestDelete(request.id);
},
hoverColor: Colors.transparent,
child: Container(
width: 100.0,
padding: const EdgeInsets.symmetric(vertical: 10.0),
decoration: BoxDecoration(
border: Border.all(),
borderRadius: BorderRadius.circular(10.0)),
child: Center(child: Text(lang.ignore,
style: TextStyle(fontSize: 14.0))),
)
),
InkWell(
onTap: () {
Navigator.pop(context);
//Provider.of<ChatProvider>(context, listen: false).requestCreate(request);
},
hoverColor: Colors.transparent,
child: Container(
width: 100.0,
padding: const EdgeInsets.symmetric(vertical: 10.0),
decoration: BoxDecoration(
border: Border.all(color: color.primary),
borderRadius: BorderRadius.circular(10.0)),
child: Center(child: Text(lang.resend,
style: TextStyle(fontSize: 14.0, color: color.primary))),
)
),
]
)
]
);
}
@override
Widget build(BuildContext context) {
final color = Theme.of(context).colorScheme;
final lang = AppLocalizations.of(context);
return GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () => showShadowDialog(context, Icons.info, lang.info, _info(color, lang, context)),
child: SizedBox(
height: 55.0,
child: Row(
children: [
Container(
width: 45.0,
height: 45.0,
margin: const EdgeInsets.only(right: 15.0),
child: request.showAvatar(),
),
Expanded(
child: Container(
height: 55.0,
child: Row(
children: [
Expanded(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(request.name, maxLines: 1, overflow: TextOverflow.ellipsis,
style: TextStyle(fontSize: 16.0)),
Text(request.remark, maxLines: 1, overflow: TextOverflow.ellipsis,
style: TextStyle(color: Color(0xFFADB0BB),
fontSize: 12.0)),
],
),
),
SizedBox(width: 10.0),
if (request.over || request.isMe)
Container(
child: Text(
request.ok ? lang.added : (request.over ? lang.rejected : lang.sended),
style: TextStyle(color: Color(0xFFADB0BB), fontSize: 14.0),
)),
if (!request.over && !request.isMe)
InkWell(
onTap: () => null, //context.read<ChatProvider>().requestAgree(request.id),
hoverColor: Colors.transparent,
child: Container(
height: 35.0,
padding: const EdgeInsets.symmetric(horizontal: 10.0),
decoration: BoxDecoration(
border: Border.all(color: color.primary),
borderRadius: BorderRadius.circular(10.0)),
child: Center(child: Text(lang.agree,
style: TextStyle(fontSize: 14.0, color: color.primary))),
)
),
]
)
),
),
],
),
),
);
}
}
class _CreateItem extends StatelessWidget {
final GroupChat group;
final String name;
const _CreateItem({Key key, this.group, this.name}) : super(key: key);
@override
Widget build(BuildContext context) {
final color = Theme.of(context).colorScheme;
final lang = AppLocalizations.of(context);
return SizedBox(
height: 55.0,
child: Row(
children: [
Container(
width: 45.0,
height: 45.0,
margin: const EdgeInsets.only(right: 15.0),
child: group.showAvatar(),
),
Expanded(
child: Container(
height: 55.0,
child: Row(
children: [
Expanded(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(group.name, maxLines: 1, overflow: TextOverflow.ellipsis,
style: TextStyle(fontSize: 16.0)),
Text(group.bio, maxLines: 1, overflow: TextOverflow.ellipsis,
style: TextStyle(color: Color(0xFFADB0BB),
fontSize: 12.0)),
],
),
),
SizedBox(width: 10.0),
group.isOk
? Container(
child: Text(
lang.added,
style: TextStyle(color: Color(0xFFADB0BB), fontSize: 14.0),
))
: InkWell(
onTap: () => rpc.send('group-chat-resend', [group.id, name]),
hoverColor: Colors.transparent,
child: Container(
height: 35.0,
padding: const EdgeInsets.symmetric(horizontal: 10.0),
decoration: BoxDecoration(
border: Border.all(color: color.primary),
borderRadius: BorderRadius.circular(10.0)),
child: Center(child: Text(lang.send,
style: TextStyle(fontSize: 14.0, color: color.primary))),
)
),
]
)
),
),
],
),
);
}
}