fluffychat/lib/utils/sign_in_flows/check_homeserver.dart
2026-02-24 10:06:39 +01:00

82 lines
2.8 KiB
Dart

import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:url_launcher/url_launcher_string.dart';
import 'package:fluffychat/l10n/l10n.dart';
import 'package:fluffychat/pages/sign_in/view_model/model/public_homeserver_data.dart';
import 'package:fluffychat/utils/localized_exception_extension.dart';
import 'package:fluffychat/utils/platform_infos.dart';
import 'package:fluffychat/utils/sign_in_flows/oidc_login.dart';
import 'package:fluffychat/utils/sign_in_flows/sso_login.dart';
import 'package:fluffychat/widgets/adaptive_dialogs/show_ok_cancel_alert_dialog.dart';
import 'package:fluffychat/widgets/matrix.dart';
Future<void> connectToHomeserverFlow(
PublicHomeserverData homeserverData,
BuildContext context,
void Function(AsyncSnapshot<bool>) setState,
bool signUp,
) async {
setState(AsyncSnapshot.waiting());
try {
final homeserverInput = homeserverData.name!;
var homeserver = Uri.parse(homeserverInput);
if (homeserver.scheme.isEmpty) {
homeserver = Uri.https(homeserverInput, '');
}
final l10n = L10n.of(context);
final client = await Matrix.of(context).getLoginClient();
final (_, _, loginFlows, authMetadata) = await client.checkHomeserver(
homeserver,
fetchAuthMetadata: true,
);
final regLink = homeserverData.regLink;
final supportsSso = loginFlows.any((flow) => flow.type == 'm.login.sso');
if ((kIsWeb || PlatformInfos.isLinux) &&
(supportsSso || authMetadata != null || (signUp && regLink != null))) {
final consent = await showOkCancelAlertDialog(
context: context,
title: l10n.appWantsToUseForLogin(homeserverInput),
message: l10n.appWantsToUseForLoginDescription,
okLabel: l10n.continueText,
);
if (consent != OkCancelResult.ok) return;
}
if (authMetadata != null) {
await oidcLoginFlow(client, context, signUp);
} else if (supportsSso) {
await ssoLoginFlow(client, context, signUp);
} else {
if (signUp && regLink != null) {
await launchUrlString(regLink);
}
final pathSegments = List.of(
GoRouter.of(context).routeInformationProvider.value.uri.pathSegments,
);
pathSegments.removeLast();
pathSegments.add('login');
context.go('/${pathSegments.join('/')}', extra: client);
setState(AsyncSnapshot.withData(ConnectionState.done, true));
return;
}
if (context.mounted) {
setState(AsyncSnapshot.withData(ConnectionState.done, true));
}
} catch (e, s) {
setState(AsyncSnapshot.withError(ConnectionState.done, e, s));
if (!context.mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
e.toLocalizedString(context, ExceptionContext.checkHomeserver),
),
),
);
}
}