fluffychat/lib/pages/sign_up.dart
2021-05-23 13:51:08 +02:00

164 lines
4.9 KiB
Dart

import 'dart:async';
import 'dart:io';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:file_picker_cross/file_picker_cross.dart';
import 'package:fluffychat/config/app_config.dart';
import 'package:fluffychat/pages/views/sign_up_view.dart';
import 'package:fluffychat/utils/platform_infos.dart';
import 'package:fluffychat/widgets/matrix.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'package:future_loading_dialog/future_loading_dialog.dart';
import 'package:uni_links/uni_links.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:universal_html/html.dart' as html;
import 'package:vrouter/vrouter.dart';
import '../main.dart';
class SignUp extends StatefulWidget {
@override
SignUpController createState() => SignUpController();
}
class SignUpController extends State<SignUp> {
final TextEditingController usernameController = TextEditingController();
String usernameError;
bool loading = false;
static MatrixFile avatar;
LoginTypes _loginTypes;
StreamSubscription _intentDataStreamSubscription;
void _loginWithToken(String token) {
if (token?.isEmpty ?? true) return;
showFutureLoadingDialog(
context: context,
future: () => Matrix.of(context).client.login(
type: AuthenticationTypes.token,
token: token,
initialDeviceDisplayName: PlatformInfos.clientName,
),
);
}
void _processIncomingUris(String text) async {
if (text == null || !text.startsWith(AppConfig.appOpenUrlScheme)) return;
VRouter.of(context).push('/home');
final token = Uri.parse(text).queryParameters['loginToken'];
if (token != null) _loginWithToken(token);
}
void _initReceiveUri() {
if (!PlatformInfos.isMobile) return;
// For receiving shared Uris
_intentDataStreamSubscription = linkStream.listen(_processIncomingUris);
if (FluffyChatApp.gotInitialLink == false) {
FluffyChatApp.gotInitialLink = true;
getInitialLink().then(_processIncomingUris);
}
}
@override
void initState() {
super.initState();
_initReceiveUri();
if (kIsWeb) {
WidgetsBinding.instance.addPostFrameCallback((_) {
final token =
Uri.parse(html.window.location.href).queryParameters['loginToken'];
_loginWithToken(token);
});
}
}
@override
void dispose() {
super.dispose();
_intentDataStreamSubscription?.cancel();
}
bool get passwordLoginSupported => _loginTypes.flows
.any((flow) => flow.type == AuthenticationTypes.password);
bool get ssoLoginSupported =>
_loginTypes.flows.any((flow) => flow.type == AuthenticationTypes.sso);
Future<LoginTypes> getLoginTypes() async {
_loginTypes ??= await Matrix.of(context).client.getLoginFlows();
return _loginTypes;
}
void ssoLoginAction() {
if (!kIsWeb && !PlatformInfos.isMobile) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
'Single sign on is not suppored on ${Platform.operatingSystem}'),
),
);
return;
}
final redirectUrl = kIsWeb
? html.window.location.href
: AppConfig.appOpenUrlScheme.toLowerCase() + '://sso';
launch(
'${Matrix.of(context).client.homeserver?.toString()}/_matrix/client/r0/login/sso/redirect?redirectUrl=${Uri.encodeQueryComponent(redirectUrl)}');
}
void setAvatarAction() async {
final file =
await FilePickerCross.importFromStorage(type: FileTypeCross.image);
if (file != null) {
setState(
() => avatar = MatrixFile(
bytes: file.toUint8List(),
name: file.fileName,
),
);
}
}
void resetAvatarAction() => setState(() => avatar = null);
void signUpAction([_]) async {
final matrix = Matrix.of(context);
if (usernameController.text.isEmpty) {
setState(() => usernameError = L10n.of(context).pleaseChooseAUsername);
} else {
setState(() => usernameError = null);
}
if (usernameController.text.isEmpty) {
return;
}
setState(() => loading = true);
final preferredUsername =
usernameController.text.toLowerCase().trim().replaceAll(' ', '-');
try {
await matrix.client.checkUsernameAvailability(preferredUsername);
} on MatrixException catch (exception) {
setState(() => usernameError = exception.errorMessage);
return setState(() => loading = false);
} catch (exception) {
setState(() => usernameError = exception.toString());
return setState(() => loading = false);
}
setState(() => loading = false);
VRouter.of(context).push(
'/signup/password/${Uri.encodeComponent(preferredUsername)}',
queryParameters: {'displayname': usernameController.text},
);
}
@override
Widget build(BuildContext context) => SignUpView(this);
}