FurryChat/lib/views/login.dart

240 lines
8.2 KiB
Dart

import 'dart:async';
import 'dart:math';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:furrychat/components/dialogs/simple_dialogs.dart';
import 'package:furrychat/components/matrix.dart';
import 'package:furrychat/utils/app_route.dart';
import 'package:furrychat/utils/firebase_controller.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'chat_list.dart';
class Login extends StatefulWidget {
Login({Key key, this.username, this.wellknown}) : super(key: key);
final String username;
final WellKnownInformations wellknown;
@override
_LoginState createState() => _LoginState();
}
class _LoginState extends State<Login> {
final TextEditingController usernameController = TextEditingController();
final TextEditingController passwordController = TextEditingController();
String usernameError;
String passwordError;
bool loading = false;
bool showPassword = false;
WellKnownInformations newWellknown;
void login(BuildContext context) async {
var matrix = Matrix.of(context);
if (usernameController.text.isEmpty) {
setState(() => usernameError = L10n.of(context).pleaseEnterYourUsername);
} else {
setState(() => usernameError = null);
}
if (passwordController.text.isEmpty) {
setState(() => passwordError = L10n.of(context).pleaseEnterYourPassword);
} else {
setState(() => passwordError = null);
}
if (usernameController.text.isEmpty || passwordController.text.isEmpty) {
return;
}
setState(() => loading = true);
try {
await matrix.client.login(
user: usernameController.text,
password: passwordController.text,
initialDeviceDisplayName: matrix.widget.clientName);
} on MatrixException catch (exception) {
setState(() => passwordError = exception.errorMessage);
return setState(() => loading = false);
} catch (exception) {
setState(() => passwordError = exception.toString());
return setState(() => loading = false);
}
if (!kIsWeb) {
try {
await FirebaseController.setupFirebase(
matrix,
matrix.widget.clientName,
);
} catch (exception) {
await matrix.client.logout();
matrix.clean();
setState(() => passwordError = exception.toString());
return setState(() => loading = false);
}
}
setState(() => loading = false);
if (newWellknown != null) {
if (newWellknown.jitsiHomeserver?.baseUrl != null) {
if (!newWellknown.jitsiHomeserver.baseUrl.startsWith('https://')) {
newWellknown.jitsiHomeserver.baseUrl =
'https://${newWellknown.jitsiHomeserver.baseUrl}';
}
await Matrix.of(context).store.setItem('chat.fluffy.jitsi_instance',
'https://${Uri.parse(newWellknown.jitsiHomeserver.baseUrl).host}/');
Matrix.of(context).jitsiInstance =
'https://${Uri.parse(newWellknown.jitsiHomeserver.baseUrl).host}/';
}
} else if (widget.wellknown != null) {
if (widget.wellknown.jitsiHomeserver?.baseUrl != null) {
if (!widget.wellknown.jitsiHomeserver.baseUrl.startsWith('https://')) {
widget.wellknown.jitsiHomeserver.baseUrl =
'https://${widget.wellknown.jitsiHomeserver.baseUrl}';
}
await Matrix.of(context).store.setItem('chat.fluffy.jitsi_instance',
'https://${Uri.parse(widget.wellknown.jitsiHomeserver.baseUrl).host}/');
Matrix.of(context).jitsiInstance =
'https://${Uri.parse(widget.wellknown.jitsiHomeserver.baseUrl).host}/';
}
}
await Navigator.of(context).pushAndRemoveUntil(
AppRoute.defaultRoute(context, ChatListView()), (r) => false);
}
Timer _coolDown;
void _checkWellKnownWithCoolDown(String userId, BuildContext context) async {
_coolDown?.cancel();
_coolDown = Timer(
Duration(seconds: 1),
() => _checkWellKnown(userId, context),
);
}
void _checkWellKnown(String userId, BuildContext context) async {
setState(() => usernameError = null);
if (!userId.isValidMatrixId) return;
try {
final wellKnownInformations = await Matrix.of(context)
.client
.getWellKnownInformationsByUserId(userId);
final newDomain = wellKnownInformations.mHomeserver?.baseUrl;
if ((newDomain?.isNotEmpty ?? false) &&
newDomain != Matrix.of(context).client.homeserver.toString()) {
await SimpleDialogs(context).tryRequestWithErrorToast(
Matrix.of(context).client.checkServer(newDomain));
setState(() => usernameError = null);
}
newWellknown = wellKnownInformations;
} catch (e) {
setState(() => usernameError = e.toString());
newWellknown = null;
}
}
@override
void initState() {
super.initState();
usernameController.text = widget?.username;
}
@override
void dispose() {
usernameController.dispose();
passwordController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
leading: loading ? Container() : null,
elevation: 0,
title: Text(
L10n.of(context).logInTo(Matrix.of(context)
.client
.homeserver
.toString()
.replaceFirst('https://', '')),
),
),
body: Builder(builder: (context) {
return ListView(
padding: EdgeInsets.symmetric(
horizontal: max((MediaQuery.of(context).size.width - 600) / 2, 0),
vertical: 8.0),
children: <Widget>[
ListTile(
title: TextField(
readOnly: loading,
autocorrect: false,
autofocus: true,
onChanged: (t) => _checkWellKnownWithCoolDown(t, context),
controller: usernameController,
decoration: InputDecoration(
icon: Icon(Icons.person_outline),
hintText:
'@${L10n.of(context).username.toLowerCase()}:domain',
errorText: usernameError,
labelText: L10n.of(context).username,
border: OutlineInputBorder(),
),
),
),
SizedBox(
height: 10,
),
ListTile(
title: TextField(
readOnly: loading,
autocorrect: false,
autofocus: widget.username != null ? true : false,
controller: passwordController,
obscureText: !showPassword,
onSubmitted: (t) => login(context),
decoration: InputDecoration(
icon: Icon(Icons.lock_outline),
hintText: '****',
errorText: passwordError,
suffixIcon: IconButton(
icon: Icon(
showPassword ? Icons.visibility_off : Icons.visibility),
onPressed: () =>
setState(() => showPassword = !showPassword),
),
labelText: L10n.of(context).password,
border: OutlineInputBorder(),
),
),
),
SizedBox(height: 20),
Hero(
tag: 'loginButton',
child: Container(
height: 50,
padding: EdgeInsets.symmetric(horizontal: 12),
child: RaisedButton(
elevation: 7,
color: Theme.of(context).primaryColor,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(6),
),
child: loading
? CircularProgressIndicator()
: Text(
L10n.of(context).login.toUpperCase(),
style: TextStyle(color: Colors.white, fontSize: 16),
),
onPressed: loading ? null : () => login(context),
),
),
),
],
);
}),
);
}
}