fix: Routing glitch when using SSO on desktop

lib/pages/homeserver_picker/homeserver_app_bar.dart

@@ -50,6 +50,7 @@ class HomeserverAppBar extends StatelessWidget {
         controller.checkHomeserverAction();
       },
       textFieldConfiguration: TextFieldConfiguration(
+        enabled: !controller.isLoggingIn,
         controller: controller.homeserverController,
         decoration: InputDecoration(
           prefixIcon: Navigator.of(context).canPop()

lib/pages/homeserver_picker/homeserver_picker.dart

@@ -8,7 +8,6 @@ import 'package:collection/collection.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
 import 'package:flutter_web_auth_2/flutter_web_auth_2.dart';
-import 'package:future_loading_dialog/future_loading_dialog.dart';
 import 'package:go_router/go_router.dart';
 import 'package:hive_flutter/hive_flutter.dart';
 import 'package:matrix/matrix.dart';
@@ -33,6 +32,8 @@ class HomeserverPicker extends StatefulWidget {
 
 class HomeserverPickerController extends State<HomeserverPicker> {
   bool isLoading = false;
+  bool isLoggingIn = false;
+
   final TextEditingController homeserverController = TextEditingController(
     text: AppConfig.defaultHomeserver,
   );
@@ -135,14 +136,27 @@ class HomeserverPickerController extends State<HomeserverPicker> {
     final token = Uri.parse(result).queryParameters['loginToken'];
     if (token?.isEmpty ?? false) return;
 
-    await showFutureLoadingDialog(
-      context: context,
-      future: () => Matrix.of(context).getLoginClient().login(
+    setState(() {
+      error = null;
+      isLoading = isLoggingIn = true;
+    });
+    try {
+      await Matrix.of(context).getLoginClient().login(
             LoginType.mLoginToken,
             token: token,
             initialDeviceDisplayName: PlatformInfos.clientName,
-          ),
           );
+    } catch (e) {
+      setState(() {
+        error = e.toLocalizedString(context);
+      });
+    } finally {
+      if (mounted) {
+        setState(() {
+          isLoading = isLoggingIn = false;
+        });
+      }
+    }
   }
 
   List<IdentityProvider>? get identityProviders {
@@ -181,18 +195,25 @@ class HomeserverPickerController extends State<HomeserverPicker> {
     );
     final file = picked?.files.firstOrNull;
     if (file == null) return;
-    await showFutureLoadingDialog(
-      context: context,
-      future: () async {
+    setState(() {
+      error = null;
+      isLoading = isLoggingIn = true;
+    });
     try {
       final client = Matrix.of(context).getLoginClient();
       await client.importDump(String.fromCharCodes(file.bytes!));
       Matrix.of(context).initMatrix();
-        } catch (e, s) {
-          Logs().e('Future error:', e, s);
+    } catch (e) {
+      setState(() {
+        error = e.toLocalizedString(context);
+      });
+    } finally {
+      if (mounted) {
+        setState(() {
+          isLoading = isLoggingIn = false;
+        });
+      }
     }
-      },
-    );
   }
 }
 

lib/pages/homeserver_picker/homeserver_picker_view.dart

@@ -57,15 +57,6 @@ class HomeserverPickerView extends StatelessWidget {
                   ? const Center(child: CircularProgressIndicator.adaptive())
                   : ListView(
                       children: [
-                        Padding(
-                          padding: const EdgeInsets.symmetric(horizontal: 8.0),
-                          child: FluffyThemes.isColumnMode(context)
-                              ? Image.asset(
-                                  'assets/info-logo.png',
-                                  height: 96,
-                                )
-                              : Image.asset('assets/banner_transparent.png'),
-                        ),
                         const SizedBox(height: 12),
                         if (errorText != null) ...[
                           const Center(
@@ -97,8 +88,18 @@ class HomeserverPickerView extends StatelessWidget {
                               ),
                             ),
                           ),
-                          const SizedBox(height: 12),
-                        ],
+                          const SizedBox(height: 36),
+                        ] else
+                          Padding(
+                            padding:
+                                const EdgeInsets.symmetric(horizontal: 8.0),
+                            child: FluffyThemes.isColumnMode(context)
+                                ? Image.asset(
+                                    'assets/info-logo.png',
+                                    height: 96,
+                                  )
+                                : Image.asset('assets/banner_transparent.png'),
+                          ),
                         if (identityProviders != null) ...[
                           ...identityProviders.map(
                             (provider) => _LoginButton(
@@ -143,6 +144,8 @@ class HomeserverPickerView extends StatelessWidget {
                                 style: TextButton.styleFrom(
                                   padding:
                                       const EdgeInsets.symmetric(vertical: 12),
+                                  foregroundColor:
+                                      Theme.of(context).colorScheme.secondary,
                                 ),
                                 onPressed: controller.restoreBackup,
                                 child: Text(