fix: stabilize auth and home error flows

lib/screens/home_edit_screen.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../app/error_message.dart';
 import '../models/home_config.dart';
 import '../providers/providers.dart';
 import '../services/api_client.dart';
@@ -321,7 +322,7 @@ class _HomeEditScreenState extends ConsumerState<HomeEditScreen> {
 
       final currentHome = ref.read(currentHomeProvider);
       if (currentHome?.id == home.id) {
-        await ref.read(currentHomeProvider.notifier).switchTo(home);
+        await ref.read(currentHomeProvider.notifier).select(home);
       }
 
       // Синхронизировать фоновый таск с новыми настройками
@@ -331,9 +332,13 @@ class _HomeEditScreenState extends ConsumerState<HomeEditScreen> {
       if (mounted) Navigator.of(context).pop();
     } catch (e) {
       if (mounted) {
-        ScaffoldMessenger.of(
-          context,
-        ).showSnackBar(SnackBar(content: Text('Не удалось проверить дом: $e')));
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text(
+              'Не удалось сохранить дом: ${describeLoadError(e)}',
+            ),
+          ),
+        );
       }
     } finally {
       if (mounted) setState(() => _saving = false);

lib/screens/homes_screen.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../app/error_message.dart';
 import '../models/home_config.dart';
 import '../providers/providers.dart';
 import '../widgets/build_info_text.dart';
@@ -17,6 +18,8 @@ class HomesScreen extends ConsumerStatefulWidget {
 
 class _HomesScreenState extends ConsumerState<HomesScreen> {
   late final UserLocationNotifier _userLocationNotifier;
+  String? _switchingHomeId;
+  String? _deletingHomeId;
 
   @override
   void initState() {
@@ -53,6 +56,9 @@ class _HomesScreenState extends ConsumerState<HomesScreen> {
                     itemBuilder: (context, index) {
                       final home = homes[index];
                       final isActive = currentHome?.id == home.id;
+                      final isSwitching = _switchingHomeId == home.id;
+                      final isDeleting = _deletingHomeId == home.id;
+                      final isBusy = isSwitching || isDeleting;
                       final distKm = location.distanceToKm(
                         home.latitude,
                         home.longitude,
@@ -61,6 +67,7 @@ class _HomesScreenState extends ConsumerState<HomesScreen> {
                       return Card(
                         margin: const EdgeInsets.only(bottom: 8),
                         child: ListTile(
+                          enabled: !isBusy,
                           leading: Icon(
                             Icons.home,
                             color: isActive
@@ -87,25 +94,35 @@ class _HomesScreenState extends ConsumerState<HomesScreen> {
                           trailing: Row(
                             mainAxisSize: MainAxisSize.min,
                             children: [
-                              IconButton(
-                                icon: const Icon(
-                                  Icons.edit,
-                                  size: 20,
-                                  color: Colors.white38,
+                              if (isBusy)
+                                const SizedBox(
+                                  width: 20,
+                                  height: 20,
+                                  child: CircularProgressIndicator(
+                                    strokeWidth: 2,
+                                  ),
+                                )
+                              else ...[
+                                IconButton(
+                                  icon: const Icon(
+                                    Icons.edit,
+                                    size: 20,
+                                    color: Colors.white38,
+                                  ),
+                                  onPressed: () => _editHome(context, home),
                                 ),
-                                onPressed: () => _editHome(context, home),
-                              ),
-                              IconButton(
-                                icon: const Icon(
-                                  Icons.delete_outline,
-                                  size: 20,
-                                  color: Colors.redAccent,
+                                IconButton(
+                                  icon: const Icon(
+                                    Icons.delete_outline,
+                                    size: 20,
+                                    color: Colors.redAccent,
+                                  ),
+                                  onPressed: () => _confirmDelete(context, home),
                                 ),
-                                onPressed: () => _confirmDelete(context, home),
-                              ),
+                              ],
                             ],
                           ),
-                          onTap: () => _selectHome(context, home),
+                          onTap: isBusy ? null : () => _selectHome(context, home),
                         ),
                       );
                     },
@@ -126,9 +143,12 @@ class _HomesScreenState extends ConsumerState<HomesScreen> {
   }
 
   void _selectHome(BuildContext context, HomeConfig home) async {
+    if (_switchingHomeId != null || _deletingHomeId != null) return;
+
+    setState(() => _switchingHomeId = home.id);
+    final messenger = ScaffoldMessenger.of(context);
     try {
-      await ref.read(currentHomeProvider.notifier).switchTo(home);
-      await ref.read(authInfoProvider.notifier).load(failOnError: true);
+      await ref.read(currentHomeProvider.notifier).select(home);
       if (context.mounted) {
         Navigator.of(context).pushReplacement(
           MaterialPageRoute(builder: (_) => const RemoteScreen()),
@@ -136,9 +156,17 @@ class _HomesScreenState extends ConsumerState<HomesScreen> {
       }
     } catch (e) {
       if (context.mounted) {
-        ScaffoldMessenger.of(
-          context,
-        ).showSnackBar(SnackBar(content: Text('Не удалось выбрать дом: $e')));
+        messenger.showSnackBar(
+          SnackBar(
+            content: Text(
+              'Не удалось выбрать дом: ${describeLoadError(e)}',
+            ),
+          ),
+        );
+      }
+    } finally {
+      if (mounted) {
+        setState(() => _switchingHomeId = null);
       }
     }
   }
@@ -169,8 +197,7 @@ class _HomesScreenState extends ConsumerState<HomesScreen> {
           TextButton(
             onPressed: () async {
               Navigator.of(ctx).pop();
-              await ref.read(homesProvider.notifier).remove(home.id);
-              await syncGeofenceTask(ref.read(homesProvider));
+              await _deleteHome(context, home);
             },
             child: const Text(
               'Удалить',
@@ -181,6 +208,37 @@ class _HomesScreenState extends ConsumerState<HomesScreen> {
       ),
     );
   }
+
+  Future<void> _deleteHome(BuildContext context, HomeConfig home) async {
+    if (_switchingHomeId != null || _deletingHomeId != null) return;
+
+    final deletedCurrentHome = ref.read(currentHomeProvider)?.id == home.id;
+    setState(() => _deletingHomeId = home.id);
+    final messenger = ScaffoldMessenger.of(context);
+
+    try {
+      await ref.read(homesProvider.notifier).remove(home.id);
+      await ref.read(currentHomeProvider.notifier).load();
+      if (deletedCurrentHome) {
+        ref.read(authInfoProvider.notifier).clear();
+      }
+      await syncGeofenceTask(ref.read(homesProvider));
+    } catch (e) {
+      if (context.mounted) {
+        messenger.showSnackBar(
+          SnackBar(
+            content: Text(
+              'Не удалось удалить дом: ${describeLoadError(e)}',
+            ),
+          ),
+        );
+      }
+    } finally {
+      if (mounted) {
+        setState(() => _deletingHomeId = null);
+      }
+    }
+  }
 }
 
 class _EmptyHomesView extends StatelessWidget {

lib/screens/remote_screen.dart

@@ -39,8 +39,8 @@ class _RemoteScreenState extends ConsumerState<RemoteScreen> {
     final groups = ref.watch(groupsProvider);
     final groupsLoadState = ref.watch(groupsLoadStateProvider);
     final currentHome = ref.watch(currentHomeProvider);
-    final authInfo = ref.watch(authInfoProvider);
-    final isAdmin = authInfo?.isAdmin == true;
+    final authInfoState = ref.watch(authInfoProvider);
+    final isAdmin = authInfoState.data?.isAdmin == true;
 
     return Scaffold(
       appBar: AppBar(