refactor: fix warnings

lib/focus/input_mode_tracker.dart

@@ -56,7 +56,6 @@ class _InputModeTrackerState extends State<InputModeTracker> {
     _updateFocusHighlightStrategy(_mode);
     // Listen to hardware keyboard events globally
     HardwareKeyboard.instance.addHandler(_handleKeyEvent);
-    RawKeyboard.instance.addListener(_handleRawKeyEvent);
 
     // Register callback for gamepad input to switch to keyboard mode
     GamepadService.onGamepadInput = () => _setMode(InputMode.keyboard);
@@ -65,7 +64,6 @@ class _InputModeTrackerState extends State<InputModeTracker> {
   @override
   void dispose() {
     HardwareKeyboard.instance.removeHandler(_handleKeyEvent);
-    RawKeyboard.instance.removeListener(_handleRawKeyEvent);
     GamepadService.onGamepadInput = null;
     super.dispose();
   }
@@ -79,12 +77,6 @@ class _InputModeTrackerState extends State<InputModeTracker> {
     return false;
   }
 
-  void _handleRawKeyEvent(RawKeyEvent event) {
-    if (event is RawKeyDownEvent) {
-      _setMode(InputMode.keyboard);
-    }
-  }
-
   void _setMode(InputMode mode) {
     if (_mode != mode) {
       setState(() => _mode = mode);

lib/models/download_progress.dart

@@ -40,8 +40,9 @@ class DownloadProgress {
   String _formatBytes(int bytes) {
     if (bytes < 1024) return '$bytes B';
     if (bytes < 1024 * 1024) return '${(bytes / 1024).toStringAsFixed(1)} KB';
-    if (bytes < 1024 * 1024 * 1024)
+    if (bytes < 1024 * 1024 * 1024) {
       return '${(bytes / (1024 * 1024)).toStringAsFixed(1)} MB';
+    }
     return '${(bytes / (1024 * 1024 * 1024)).toStringAsFixed(2)} GB';
   }
 

lib/providers/offline_mode_provider.dart

@@ -11,10 +11,11 @@ class OfflineModeProvider extends ChangeNotifier {
   StreamSubscription<Map<String, bool>>? _serverStatusSubscription;
 
   bool _hasNetworkConnection = true;
-  bool _hasServerConnection = false;
+  late bool _hasServerConnection;
   bool _isInitialized = false;
 
-  OfflineModeProvider(this._serverManager);
+  OfflineModeProvider(this._serverManager)
+      : _hasServerConnection = _serverManager.onlineServerIds.isNotEmpty;
 
   /// Whether the app is currently in offline mode
   /// Offline = no network OR no servers reachable

lib/screens/discover_screen.dart

@@ -26,6 +26,7 @@ import '../utils/app_logger.dart';
 import '../utils/provider_extensions.dart';
 import '../utils/video_player_navigation.dart';
 import '../utils/content_rating_formatter.dart';
+import '../utils/layout_constants.dart';
 import '../focus/dpad_navigator.dart';
 import 'auth_screen.dart';
 
@@ -467,6 +468,8 @@ class _DiscoverScreenState extends State<DiscoverScreen>
       // Wait for libraries and then fetch hubs
       final librariesByServer = await librariesFuture;
 
+      if (!mounted) return;
+
       // Get hidden libraries to filter from hubs
       final hiddenLibrariesProvider = Provider.of<HiddenLibrariesProvider>(
         context,
@@ -494,6 +497,7 @@ class _DiscoverScreenState extends State<DiscoverScreen>
       appLogger.d(
         'Received ${onDeck.length} on deck items and ${filteredHubs.length} hubs from all servers',
       );
+      if (!mounted) return;
       setState(() {
         _hubs = filteredHubs;
         _areHubsLoading = false;
@@ -554,6 +558,7 @@ class _DiscoverScreenState extends State<DiscoverScreen>
   }
 
   // Public method to fully reload all content (for profile switches)
+  @override
   void fullRefresh() {
     appLogger.d('DiscoverScreen.fullRefresh() called - reloading all content');
     // Reload all content including On Deck and content hubs
@@ -782,6 +787,7 @@ class _DiscoverScreenState extends State<DiscoverScreen>
         ),
       ],
     ).then((value) {
+      if (!context.mounted) return;
       if (value == 'switch_profile') {
         _handleSwitchProfile(context);
       } else if (value == 'logout') {

lib/screens/libraries/libraries_screen.dart

@@ -244,6 +244,7 @@ class _LibrariesScreenState extends State<LibrariesScreen>
   /// If the active tab has already loaded data (often the case after preloading
   /// while on another main tab), re-request focus so the first item is focused
   /// once the screen is actually shown.
+  @override
   void focusActiveTabIfReady() {
     if (_selectedLibraryGlobalKey == null) return;
     _focusCurrentTab();
@@ -452,6 +453,7 @@ class _LibrariesScreenState extends State<LibrariesScreen>
   }
 
   /// Public method to load a library by key (called from MainScreen side nav)
+  @override
   void loadLibraryByKey(String libraryGlobalKey) {
     _loadLibraryContent(libraryGlobalKey);
   }
@@ -716,6 +718,7 @@ class _LibrariesScreenState extends State<LibrariesScreen>
   }
 
   // Public method to fully reload all content (for profile switches)
+  @override
   void fullRefresh() {
     appLogger.d('LibrariesScreen.fullRefresh() called - reloading all content');
     // Reload libraries and clear any selected library/filters

lib/screens/libraries/sort_bottom_sheet.dart

@@ -86,53 +86,55 @@ class _SortBottomSheetState extends State<SortBottomSheet> {
                     : null,
               ),
               Expanded(
-                child: ListView.builder(
+                child: RadioGroup<PlexSort>(
-                  controller: scrollController,
+                  groupValue: _currentSort,
-                  padding: const EdgeInsets.symmetric(vertical: 8),
+                  onChanged: (value) {
-                  itemCount: widget.sortOptions.length,
+                    if (value != null) {
-                  itemBuilder: (context, index) {
+                      _handleSortChange(value, value.isDefaultDescending);
-                    final sort = widget.sortOptions[index];
+                    }
-                    final isSelected = _currentSort?.key == sort.key;
-
-                    return FocusableRadioListTile<PlexSort>(
-                      focusNode: index == 0 ? _initialFocusNode : null,
-                      title: Text(sort.title),
-                      value: sort,
-                      groupValue: _currentSort,
-                      onChanged: (value) {
-                        if (value != null) {
-                          _handleSortChange(value, value.isDefaultDescending);
-                        }
-                      },
-                      secondary: isSelected
-                          ? SegmentedButton<bool>(
-                              showSelectedIcon: false,
-                              segments: const [
-                                ButtonSegment(
-                                  value: false,
-                                  icon: AppIcon(
-                                    Symbols.arrow_upward_rounded,
-                                    fill: 1,
-                                    size: 16,
-                                  ),
-                                ),
-                                ButtonSegment(
-                                  value: true,
-                                  icon: AppIcon(
-                                    Symbols.arrow_downward_rounded,
-                                    fill: 1,
-                                    size: 16,
-                                  ),
-                                ),
-                              ],
-                              selected: {_currentDescending},
-                              onSelectionChanged: (Set<bool> newSelection) {
-                                _handleSortChange(sort, newSelection.first);
-                              },
-                            )
-                          : null,
-                    );
                   },
+                  child: ListView.builder(
+                    controller: scrollController,
+                    padding: const EdgeInsets.symmetric(vertical: 8),
+                    itemCount: widget.sortOptions.length,
+                    itemBuilder: (context, index) {
+                      final sort = widget.sortOptions[index];
+                      final isSelected = _currentSort?.key == sort.key;
+
+                      return FocusableRadioListTile<PlexSort>(
+                        focusNode: index == 0 ? _initialFocusNode : null,
+                        title: Text(sort.title),
+                        value: sort,
+                        secondary: isSelected
+                            ? SegmentedButton<bool>(
+                                showSelectedIcon: false,
+                                segments: const [
+                                  ButtonSegment(
+                                    value: false,
+                                    icon: AppIcon(
+                                      Symbols.arrow_upward_rounded,
+                                      fill: 1,
+                                      size: 16,
+                                    ),
+                                  ),
+                                  ButtonSegment(
+                                    value: true,
+                                    icon: AppIcon(
+                                      Symbols.arrow_downward_rounded,
+                                      fill: 1,
+                                      size: 16,
+                                    ),
+                                  ),
+                                ],
+                                selected: {_currentDescending},
+                                onSelectionChanged: (Set<bool> newSelection) {
+                                  _handleSortChange(sort, newSelection.first);
+                                },
+                              )
+                            : null,
+                      );
+                    },
+                  ),
                 ),
               ),
             ],

lib/screens/libraries/tabs/library_browse_tab.dart

@@ -365,35 +365,36 @@ class _LibraryBrowseTabState
       context: context,
       builder: (sheetContext) {
         final options = _getGroupingOptions();
-        return ListView.builder(
+        return RadioGroup<String>(
-          shrinkWrap: true,
+          groupValue: _selectedGrouping,
-          itemCount: options.length,
+          onChanged: (value) async {
-          itemBuilder: (context, index) {
+            if (value == null) return;
-            final grouping = options[index];
+            setState(() {
-            return RadioListTile<String>(
+              _selectedGrouping = value;
-              title: Text(_getGroupingLabel(grouping)),
+            });
-              value: grouping,
-              groupValue: _selectedGrouping,
-              onChanged: (value) async {
-                if (value != null) {
-                  setState(() {
-                    _selectedGrouping = value;
-                  });
 
-                  final storage = await StorageService.getInstance();
+            final storage = await StorageService.getInstance();
-                  await storage.saveLibraryGrouping(
+            await storage.saveLibraryGrouping(
-                    widget.library.globalKey,
+              widget.library.globalKey,
-                    value,
+              value,
-                  );
-
-                  if (!sheetContext.mounted) return;
-
-                  Navigator.pop(sheetContext);
-                  _loadItems();
-                }
-              },
             );
+
+            if (!sheetContext.mounted || !mounted) return;
+
+            Navigator.pop(sheetContext);
+            _loadItems();
           },
+          child: ListView.builder(
+            shrinkWrap: true,
+            itemCount: options.length,
+            itemBuilder: (context, index) {
+              final grouping = options[index];
+              return RadioListTile<String>(
+                title: Text(_getGroupingLabel(grouping)),
+                value: grouping,
+              );
+            },
+          ),
         );
       },
     );

lib/screens/main_screen.dart

@@ -1,10 +1,7 @@
 import 'package:flutter/material.dart';
-import 'package:plezy/widgets/app_icon.dart';
-import 'package:material_symbols_icons/symbols.dart';
 import 'package:flutter/services.dart';
 import 'package:provider/provider.dart';
 import '../../services/plex_client.dart';
-import '../i18n/strings.g.dart';
 import '../utils/app_logger.dart';
 import '../utils/provider_extensions.dart';
 import '../utils/platform_detector.dart';
@@ -313,7 +310,8 @@ class _MainScreenState extends State<MainScreen> with RouteAware {
       );
 
       // Trigger watch state sync now that servers are connected
-      if (connectedCount > 0 && context.mounted) {
+      if (connectedCount > 0) {
+        if (!mounted) return;
         context.read<OfflineWatchSyncService>().onServersConnected();
       }
     }
@@ -460,42 +458,3 @@ class _MainScreenState extends State<MainScreen> with RouteAware {
     );
   }
 }
-
-/// Placeholder widget shown for network-dependent screens when offline
-class _OfflinePlaceholder extends StatelessWidget {
-  const _OfflinePlaceholder();
-
-  @override
-  Widget build(BuildContext context) {
-    return Center(
-      child: Padding(
-        padding: const EdgeInsets.all(32),
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: [
-            AppIcon(
-              Symbols.cloud_off_rounded,
-              fill: 1,
-              size: 64,
-              color: Theme.of(context).colorScheme.onSurfaceVariant,
-            ),
-            const SizedBox(height: 16),
-            Text(
-              t.messages.youAreOffline,
-              style: Theme.of(context).textTheme.headlineSmall,
-              textAlign: TextAlign.center,
-            ),
-            const SizedBox(height: 8),
-            Text(
-              t.messages.offlineFeatureUnavailable,
-              style: Theme.of(context).textTheme.bodyMedium?.copyWith(
-                color: Theme.of(context).colorScheme.onSurfaceVariant,
-              ),
-              textAlign: TextAlign.center,
-            ),
-          ],
-        ),
-      ),
-    );
-  }
-}

lib/screens/media_detail_screen.dart

@@ -99,7 +99,10 @@ class _MediaDetailScreenState extends State<MediaDetailScreen> {
               value: 1.0,
               strokeWidth: 2.0,
               valueColor: AlwaysStoppedAnimation<Color>(
-                Theme.of(context).colorScheme.primary.withOpacity(0.2),
+                Theme.of(context)
+                    .colorScheme
+                    .primary
+                    .withValues(alpha: 0.2),
               ),
             ),
           // Progress circle (indeterminate if no progress, determinate otherwise)
@@ -368,6 +371,8 @@ class _MediaDetailScreenState extends State<MediaDetailScreen> {
         await Future.delayed(const Duration(milliseconds: 100));
       }
 
+      if (!mounted) return;
+
       if (_seasons.isEmpty) {
         if (mounted) {
           ScaffoldMessenger.of(
@@ -382,6 +387,7 @@ class _MediaDetailScreenState extends State<MediaDetailScreen> {
 
       // Get episodes of the first season
       List<PlexMetadata> episodes;
+      if (!mounted) return;
       if (widget.isOffline) {
         // In offline mode, get episodes from downloads
         final downloadProvider = context.read<DownloadProvider>();

lib/screens/search_screen.dart

@@ -131,6 +131,7 @@ class _SearchScreenState extends State<SearchScreen>
   }
 
   /// Focus the search input field
+  @override
   void focusSearchInput() {
     WidgetsBinding.instance.addPostFrameCallback((_) {
       _searchFocusNode.requestFocus();
@@ -138,6 +139,7 @@ class _SearchScreenState extends State<SearchScreen>
   }
 
   // Public method to fully reload all content (for profile switches)
+  @override
   void fullRefresh() {
     appLogger.d(
       'SearchScreen.fullRefresh() called - clearing search and reloading',

lib/screens/season_detail_screen.dart

@@ -479,14 +479,14 @@ class _EpisodeCard extends StatelessWidget {
                                 children: [
                                   // Background circle
                                   CircularProgressIndicator(
-                                    value: 1.0,
+                                  value: 1.0,
-                                    strokeWidth: 1.5,
+                                  strokeWidth: 1.5,
-                                    valueColor: AlwaysStoppedAnimation<Color>(
+                                  valueColor: AlwaysStoppedAnimation<Color>(
-                                      getMutedColor(
+                                    getMutedColor(
-                                        Colors.blue,
+                                      Colors.blue,
-                                      ).withOpacity(0.3),
+                                    ).withValues(alpha: 0.3),
-                                    ),
                                   ),
+                                ),
                                   // Progress circle
                                   CircularProgressIndicator(
                                     value: progress?.progressPercent,

lib/utils/log_redaction_manager.dart

@@ -1,5 +1,3 @@
-import 'dart:collection';
-
 class LogRedactionManager {
   // Size limits for bounded sets (FIFO eviction when exceeded)
   static const int _maxTokens = 50;
@@ -7,9 +5,9 @@ class LogRedactionManager {
   static const int _maxCustomValues = 50;
 
   // Use LinkedHashSet for FIFO ordering
-  static final Set<String> _tokens = LinkedHashSet<String>();
+  static final Set<String> _tokens = <String>{};
-  static final Set<String> _urls = LinkedHashSet<String>();
+  static final Set<String> _urls = <String>{};
-  static final Set<String> _customValues = LinkedHashSet<String>();
+  static final Set<String> _customValues = <String>{};
 
   static final RegExp _ipv4Pattern = RegExp(
     r'\b(\d{1,3})([.-])(\d{1,3})\2(\d{1,3})\2(\d{1,3})\b',

lib/widgets/deletion_progress_dialog.dart

@@ -65,10 +65,12 @@ class DeletionProgressDialog extends StatelessWidget {
               Text(
                 progress.currentOperation!,
                 style: Theme.of(context).textTheme.bodySmall?.copyWith(
-                  color: Theme.of(
+                      color: Theme.of(context)
-                    context,
+                          .textTheme
-                  ).textTheme.bodySmall?.color?.withOpacity(0.7),
+                          .bodySmall
-                ),
+                          ?.color
+                          ?.withValues(alpha: 0.7),
+                    ),
                 textAlign: TextAlign.center,
               ),
             ],

lib/widgets/download_tree_item.dart

@@ -48,13 +48,17 @@ class DownloadTreeNode {
 
     // Aggregate status from children
     final statuses = children.map((c) => c.status).toSet();
-    if (statuses.contains(DownloadStatus.downloading))
+    if (statuses.contains(DownloadStatus.downloading)) {
       return DownloadStatus.downloading;
+    }
     if (statuses.contains(DownloadStatus.queued)) return DownloadStatus.queued;
     if (statuses.contains(DownloadStatus.paused)) return DownloadStatus.paused;
-    if (statuses.contains(DownloadStatus.failed)) return DownloadStatus.failed;
+    if (statuses.contains(DownloadStatus.failed)) {
-    if (statuses.every((s) => s == DownloadStatus.completed))
+      return DownloadStatus.failed;
+    }
+    if (statuses.every((s) => s == DownloadStatus.completed)) {
       return DownloadStatus.completed;
+    }
     return DownloadStatus.queued;
   }
 }
@@ -146,7 +150,8 @@ class DownloadTreeItem extends StatelessWidget {
           CircularProgressIndicator(
             value: 1.0,
             strokeWidth: 3.0,
-            valueColor: AlwaysStoppedAnimation<Color>(color.withOpacity(0.2)),
+            valueColor:
+                AlwaysStoppedAnimation<Color>(color.withValues(alpha: 0.2)),
           ),
           // Progress circle
           CircularProgressIndicator(

lib/widgets/download_tree_view.dart

@@ -397,13 +397,14 @@ class _DownloadTreeViewState extends State<DownloadTreeView> {
 
                 if (canExpand) ...[
                   const SizedBox(height: 4),
-                  Text(
+                Text(
-                    _getNodeSummary(node),
+                  _getNodeSummary(node),
-                    style: theme.textTheme.bodySmall?.copyWith(
+                  style: theme.textTheme.bodySmall?.copyWith(
-                      color: theme.colorScheme.onSurface.withOpacity(0.6),
+                    color:
-                    ),
+                        theme.colorScheme.onSurface.withValues(alpha: 0.6),
                   ),
-                ],
+                ),
+              ],
 
                 // Progress bar
                 if (node.status == DownloadStatus.downloading ||
@@ -418,7 +419,8 @@ class _DownloadTreeViewState extends State<DownloadTreeView> {
                     Text(
                       '${(node.progress * 100).toStringAsFixed(1)}% - ${node.downloadProgress!.speedFormatted}',
                       style: theme.textTheme.bodySmall?.copyWith(
-                        color: theme.colorScheme.onSurface.withOpacity(0.6),
+                        color:
+                            theme.colorScheme.onSurface.withValues(alpha: 0.6),
                       ),
                     ),
                   ],

lib/widgets/focusable_filter_chip.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:plezy/widgets/app_icon.dart';
-import 'package:flutter/services.dart';
 
 import '../focus/focusable_chip_mixin.dart';
 import '../focus/input_mode_tracker.dart';

lib/widgets/focusable_list_tile.dart

@@ -92,12 +92,6 @@ class FocusableRadioListTile<T> extends StatelessWidget {
   /// The value represented by this radio button.
   final T value;
 
-  /// The currently selected value for this group of radio buttons.
-  final T? groupValue;
-
-  /// Called when the user selects this radio button.
-  final ValueChanged<T?>? onChanged;
-
   /// Whether this radio button is part of a vertically dense list.
   final bool dense;
 
@@ -107,17 +101,19 @@ class FocusableRadioListTile<T> extends StatelessWidget {
   /// Whether this tile should autofocus when first built.
   final bool autofocus;
 
+  /// Whether the radio tile is interactive.
+  final bool? enabled;
+
   const FocusableRadioListTile({
     super.key,
     this.title,
     this.subtitle,
     this.secondary,
     required this.value,
-    required this.groupValue,
-    required this.onChanged,
     this.dense = false,
     this.focusNode,
     this.autofocus = false,
+    this.enabled,
   });
 
   @override
@@ -127,11 +123,10 @@ class FocusableRadioListTile<T> extends StatelessWidget {
       subtitle: subtitle,
       secondary: secondary,
       value: value,
-      groupValue: groupValue,
-      onChanged: onChanged,
       dense: dense,
       focusNode: focusNode,
       autofocus: autofocus,
+      enabled: enabled,
     );
   }
 }

lib/widgets/focusable_tab_chip.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 
 import '../focus/focusable_chip_mixin.dart';
 import '../focus/input_mode_tracker.dart';

lib/widgets/media_card.dart

@@ -124,7 +124,7 @@ class MediaCardState extends State<MediaCard> {
       isOffline: widget.isOffline,
     );
 
-    if (!mounted) return;
+    if (!context.mounted) return;
 
     switch (result) {
       case MediaNavigationResult.unsupported:

lib/widgets/video_controls/sheets/video_settings_sheet.dart

@@ -278,7 +278,7 @@ class _VideoSettingsSheetState extends State<VideoSettingsSheet> {
             trailing: Switch(
               value: _enableHDR,
               onChanged: (_) => _toggleHDR(),
-              activeColor: Colors.amber,
+              activeThumbColor: Colors.amber,
             ),
             onTap: _toggleHDR,
           ),

lib/widgets/video_controls/video_control_button.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:plezy/widgets/app_icon.dart';
-import 'package:flutter/services.dart';
 
 import '../../focus/focusable_wrapper.dart';
 

lib/widgets/video_controls/widgets/timeline_slider.dart

@@ -1,6 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
-
 import '../../../models/plex_media_info.dart';
 import '../../../i18n/strings.g.dart';
 import '../../../focus/focusable_wrapper.dart';

lib/widgets/video_controls/widgets/video_timeline_bar.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 
 import '../../../mpv/mpv.dart';
 import '../../../models/plex_media_info.dart';