refactor: remove dead code across codebase

lib/models/plex_file_info.dart

@@ -27,7 +27,6 @@ class PlexFileInfo {
   final String? colorSpace;
   final String? colorRange;
   final String? colorPrimaries;
-  final String? colorTrc;
   final String? chromaSubsampling;
   final double? frameRate;
   final int? bitDepth;
@@ -59,7 +58,6 @@ class PlexFileInfo {
     this.colorSpace,
     this.colorRange,
     this.colorPrimaries,
-    this.colorTrc,
     this.chromaSubsampling,
     this.frameRate,
     this.bitDepth,

lib/providers/download_provider.dart

@@ -1,6 +1,5 @@
 import 'dart:async';
 import 'dart:io';
-import 'dart:collection';
 import 'package:flutter/foundation.dart';
 import 'package:plezy/utils/content_utils.dart';
 import '../models/download_models.dart';
@@ -450,13 +449,6 @@ class DownloadProvider extends ChangeNotifier {
     );
   }
 
-  /// Whether there are any downloads (active or completed)
-  bool get hasDownloads => _downloads.isNotEmpty;
-
-  /// Whether there are any active downloads
-  bool get hasActiveDownloads =>
-      _downloads.values.any((p) => p.status == DownloadStatus.downloading || p.status == DownloadStatus.queued);
-
   /// Get download progress for a specific item
   /// For shows/seasons, returns aggregate progress of all child episodes
   /// For episodes/movies, returns direct progress
@@ -947,15 +939,9 @@ class DownloadProvider extends ChangeNotifier {
     notifyListeners();
   }
 
-  /// Check if an item is being deleted
-  bool isDeleting(String globalKey) => _deletionProgress.containsKey(globalKey);
-
   /// Get deletion progress for an item
   DeletionProgress? getDeletionProgress(String globalKey) => _deletionProgress[globalKey];
 
-  /// Get all items currently being deleted
-  UnmodifiableMapView<String, DeletionProgress> get deletionProgress => UnmodifiableMapView(_deletionProgress);
-
   /// Refresh the downloads list from database
   Future<void> refresh() async {
     await _loadPersistedDownloads();

lib/providers/settings_provider.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import '../i18n/strings.g.dart';
 import '../services/settings_service.dart';
 
 class SettingsProvider extends ChangeNotifier {
@@ -162,14 +161,4 @@ class SettingsProvider extends ChangeNotifier {
     persist: _settingsService!.setAutoHidePerformanceOverlay,
   );
 
-  String get episodePosterModeDisplayName {
-    switch (_episodePosterMode) {
-      case EpisodePosterMode.seriesPoster:
-        return t.settings.seriesPoster;
-      case EpisodePosterMode.seasonPoster:
-        return t.settings.seasonPoster;
-      case EpisodePosterMode.episodeThumbnail:
-        return t.settings.episodeThumbnail;
-    }
-  }
 }

lib/screens/discover_screen.dart

@@ -49,9 +49,7 @@ import '../widgets/companion_remote/remote_session_dialog.dart';
 import 'companion_remote/mobile_remote_screen.dart';
 
 class DiscoverScreen extends StatefulWidget {
-  final VoidCallback? onBecameVisible;
-
-  const DiscoverScreen({super.key, this.onBecameVisible});
+  const DiscoverScreen({super.key});
 
   @override
   State<DiscoverScreen> createState() => _DiscoverScreenState();

lib/screens/main_screen.dart

@@ -567,7 +567,7 @@ class _MainScreenState extends State<MainScreen> with RouteAware, WindowListener
     return [
       for (final tab in _getVisibleTabs(offline))
         switch (tab.id) {
-          NavigationTabId.discover => DiscoverScreen(key: _discoverKey, onBecameVisible: _onDiscoverBecameVisible),
+          NavigationTabId.discover => DiscoverScreen(key: _discoverKey),
           NavigationTabId.libraries => LibrariesScreen(key: _librariesKey, onLibraryOrderChanged: _onLibraryOrderChanged),
           NavigationTabId.liveTv => LiveTvScreen(key: _liveTvKey),
           NavigationTabId.search => SearchScreen(key: _searchKey),

lib/services/display_mode_service.dart

@@ -17,7 +17,6 @@ class DisplayModeService {
   bool _displayModeChanged = false;
   bool _hdrStateChanged = false;
 
-  bool get displayModeChanged => _displayModeChanged;
   bool get hdrStateChanged => _hdrStateChanged;
   bool get anyChangeApplied => _displayModeChanged || _hdrStateChanged;
 

lib/services/plex_client.dart

@@ -1327,7 +1327,6 @@ class PlexClient {
           colorSpace: videoStream?['colorSpace'] as String?,
           colorRange: videoStream?['colorRange'] as String?,
           colorPrimaries: videoStream?['colorPrimaries'] as String?,
-          colorTrc: videoStream?['colorTrc'] as String?,
           chromaSubsampling: videoStream?['chromaSubsampling'] as String?,
           frameRate: (videoStream?['frameRate'] as num?)?.toDouble(),
           bitDepth: videoStream?['bitDepth'] as int?,
@@ -1804,31 +1803,6 @@ class PlexClient {
     return result;
   }
 
-  /// Clear all items from a playlist
-  Future<bool> clearPlaylist(String playlistId) {
-    return _wrapBoolApiCall(() => _http.delete('/playlists/$playlistId/items'), 'Failed to clear playlist');
-  }
-
-  /// Update playlist metadata (e.g., title, summary)
-  /// Uses the same metadata editing mechanism as other items
-  Future<bool> updatePlaylist({required String playlistId, String? title, String? summary}) {
-    final queryParams = <String, dynamic>{'type': 'playlist', 'id': playlistId};
-
-    if (title != null) {
-      queryParams['title.value'] = title;
-      queryParams['title.locked'] = '1';
-    }
-    if (summary != null) {
-      queryParams['summary.value'] = summary;
-      queryParams['summary.locked'] = '1';
-    }
-
-    return _wrapBoolApiCall(
-      () => _http.put('/library/metadata/$playlistId', queryParameters: queryParams),
-      'Failed to update playlist',
-    );
-  }
-
   // ============================================================================
   // Metadata Editing Methods
   // ============================================================================
@@ -2122,23 +2096,6 @@ class PlexClient {
     }
   }
 
-  /// Shuffle a play queue
-  /// The currently selected item is maintained
-  Future<PlayQueueResponse?> shufflePlayQueue(int playQueueId) async {
-    try {
-      final response = await _http.put('/playQueues/$playQueueId/shuffle');
-      return PlayQueueResponse.fromJson(response.data);
-    } catch (e) {
-      appLogger.e('Failed to shuffle play queue: $e');
-      return null;
-    }
-  }
-
-  /// Clear all items from a play queue
-  Future<bool> clearPlayQueue(int playQueueId) {
-    return _wrapBoolApiCall(() => _http.delete('/playQueues/$playQueueId/items'), 'Failed to clear play queue');
-  }
-
   /// Create a play queue for a TV show (all episodes)
   ///
   /// This is a convenience method that creates a play queue from a show's URI.
@@ -2305,62 +2262,6 @@ class PlexClient {
     await _getWithFailover('/library/sections/$sectionId/analyze');
   }
 
-  // ============================================================================
-  // Library Statistics Methods
-  // ============================================================================
-
-  /// Get total item count for a library section efficiently.
-  /// Uses X-Plex-Container-Size: 1 to get totalSize with minimal data transfer.
-  Future<int> getLibraryTotalCount(String sectionId) async {
-    try {
-      final response = await _getWithFailover(
-        '/library/sections/$sectionId/all',
-        queryParameters: {'X-Plex-Container-Start': 0, 'X-Plex-Container-Size': 1},
-      );
-      final container = _getMediaContainer(response);
-      // Try totalSize first, fall back to size if not available
-      return container?['totalSize'] as int? ?? container?['size'] as int? ?? 0;
-    } catch (e) {
-      appLogger.e('Failed to get library total count: $e');
-      return 0;
-    }
-  }
-
-  /// Get total episode count for a TV show library.
-  /// Uses the allLeaves endpoint to count all episodes.
-  Future<int> getLibraryEpisodeCount(String sectionId) async {
-    try {
-      final response = await _getWithFailover(
-        '/library/sections/$sectionId/allLeaves',
-        queryParameters: {'X-Plex-Container-Start': 0, 'X-Plex-Container-Size': 1},
-      );
-      final container = _getMediaContainer(response);
-      return container?['totalSize'] as int? ?? container?['size'] as int? ?? 0;
-    } catch (e) {
-      appLogger.e('Failed to get library episode count: $e');
-      return 0;
-    }
-  }
-
-  /// Get watch history count for a time period.
-  /// [since] - Optional DateTime to filter history from this date onwards.
-  /// Returns the total count of items watched.
-  Future<int> getWatchHistoryCount({DateTime? since}) async {
-    try {
-      final queryParams = <String, dynamic>{'X-Plex-Container-Start': 0, 'X-Plex-Container-Size': 1};
-      if (since != null) {
-        final epochSeconds = since.millisecondsSinceEpoch ~/ 1000;
-        queryParams['viewedAt>'] = epochSeconds;
-      }
-      final response = await _getWithFailover('/status/sessions/history/all', queryParameters: queryParams);
-      final container = _getMediaContainer(response);
-      return container?['totalSize'] as int? ?? container?['size'] as int? ?? 0;
-    } catch (e) {
-      appLogger.e('Failed to get watch history count: $e');
-      return 0;
-    }
-  }
-
   // ============================================================================
   // Live TV / DVR Methods
   // ============================================================================

lib/utils/focus_utils.dart

@@ -19,35 +19,4 @@ class FocusUtils {
     });
   }
 
-  /// Execute a callback after the current frame completes, with mounted check.
-  /// The callback will only execute if the State is still mounted.
-  ///
-  /// Usage:
-  /// ```dart
-  /// FocusUtils.afterBuildIfMounted(this, () {
-  ///   // do something
-  /// });
-  /// ```
-  static void afterBuildIfMounted(State state, VoidCallback callback) {
-    WidgetsBinding.instance.addPostFrameCallback((_) {
-      if (state.mounted) {
-        callback();
-      }
-    });
-  }
-
-  /// Execute a callback after the current frame completes, without mounted check.
-  /// Use this when you don't need the mounted check or are managing it yourself.
-  ///
-  /// Usage:
-  /// ```dart
-  /// FocusUtils.afterBuild(() {
-  ///   // do something
-  /// });
-  /// ```
-  static void afterBuild(VoidCallback callback) {
-    WidgetsBinding.instance.addPostFrameCallback((_) {
-      callback();
-    });
-  }
 }

lib/utils/formatters.dart

@@ -54,22 +54,6 @@ class ByteFormatter {
     return '${(kbps / 1000).toStringAsFixed(1)} Mbps';
   }
 
-  /// Format bitrate in bps to human-readable string
-  ///
-  /// [bps] The bitrate in bits per second
-  /// Returns formatted string like "8.5 Mbps", "256 Kbps", or "128 bps"
-  static String formatBitrateBps(int bps) {
-    const kbps = 1000;
-    const mbps = kbps * 1000;
-
-    if (bps >= mbps) {
-      return '${(bps / mbps).toStringAsFixed(2)} Mbps';
-    } else if (bps >= kbps) {
-      return '${(bps / kbps).toStringAsFixed(2)} Kbps';
-    } else {
-      return '$bps bps';
-    }
-  }
 }
 
 /// Formats a duration in human-readable textual format (e.g., "1h 23m" or "1 hour 23 minutes").