chore: Fix dart deprecation messages

lib/models/error_log_model.dart

@@ -62,7 +62,7 @@ class ErrorLogModel {
         "\n",
         "\n",
         stackTrace,
-      ].whereNotNull().join();
+      ].nonNulls.join();
 
   String get clipBoard => [_label, content].toString();
 

lib/models/item_editing_model.dart

@@ -1,14 +1,14 @@
 import 'dart:typed_data';
 
-import 'package:collection/collection.dart';
-import 'package:fladder/models/items/series_model.dart';
 import 'package:flutter/widgets.dart';
+
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
 import 'package:fladder/jellyfin/jellyfin_open_api.enums.swagger.dart';
 import 'package:fladder/jellyfin/jellyfin_open_api.swagger.dart' as jelly;
 import 'package:fladder/models/item_base_model.dart';
 import 'package:fladder/models/items/item_shared_models.dart';
+import 'package:fladder/models/items/series_model.dart';
 import 'package:fladder/providers/image_provider.dart';
 
 class EditItemsProvider {
@@ -118,7 +118,7 @@ class ItemEditingModel {
             "OfficialRating": {
               for (String element in (editorInfo?.parentalRatingOptions?.map((e) => e.name).toSet()
                         ?..add(json?["OfficialRating"] as String?))
-                      ?.whereNotNull()
+                      ?.nonNulls
                       .toList() ??
                   [])
                 element: (editedJson?["OfficialRating"] as String?) == element
@@ -126,7 +126,7 @@ class ItemEditingModel {
             "CustomRating": {
               for (String element in (editorInfo?.parentalRatingOptions?.map((e) => e.name).toSet()
                         ?..add(json?["CustomRating"] as String?))
-                      ?.whereNotNull()
+                      ?.nonNulls
                       .toList() ??
                   [])
                 element: (editedJson?["CustomRating"] as String?) == element

lib/models/items/media_streams_model.dart

@@ -243,7 +243,7 @@ class AudioStreamModel extends StreamModel {
   }
 
   String get title =>
-      [name, language, codec, channelLayout].whereNotNull().where((element) => element.isNotEmpty).join(' - ');
+      [name, language, codec, channelLayout].nonNulls.where((element) => element.isNotEmpty).join(' - ');
 
   AudioStreamModel.no({
     super.name = 'Off',

lib/models/playback/playback_model.dart

@@ -132,7 +132,7 @@ class PlaybackModelHelper {
       trickPlay: syncedItem.trickPlayModel,
       mediaSegments: syncedItem.mediaSegments,
       media: Media(url: syncedItem.videoFile.path),
-      queue: itemQueue.whereNotNull().toList(),
+      queue: itemQueue.nonNulls.toList(),
       syncedQueue: children,
       mediaStreams: item.streamModel ?? syncedItemModel.streamModel,
     );

lib/models/settings/subtitle_settings_model.dart

@@ -1,4 +1,3 @@
-// ignore_for_file: public_member_api_docs, sort_constructors_first
 import 'dart:convert';
 import 'dart:math' as math;
 
@@ -9,6 +8,7 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 
 import 'package:fladder/providers/settings/subtitle_settings_provider.dart';
 import 'package:fladder/providers/settings/video_player_settings_provider.dart';
+import 'package:fladder/util/color_extensions.dart';
 
 class SubtitleSettingsModel {
   final double fontSize;
@@ -58,11 +58,11 @@ class SubtitleSettingsModel {
           ? [
               Shadow(
                 blurRadius: 16,
-                color: Colors.black.withOpacity(shadow),
+                color: Colors.black.withValues(alpha: shadow),
               ),
               Shadow(
                 blurRadius: 8,
-                color: Colors.black.withOpacity(shadow),
+                color: Colors.black.withValues(alpha: shadow),
               ),
             ]
           : null,
@@ -92,10 +92,10 @@ class SubtitleSettingsModel {
       'fontSize': fontSize,
       'fontWeight': fontWeight.value,
       'verticalOffset': verticalOffset,
-      'color': color.value,
-      'outlineColor': outlineColor.value,
+      'color': color.toMap,
+      'outlineColor': outlineColor.toMap,
       'outlineSize': outlineSize,
-      'backGroundColor': backGroundColor.value,
+      'backGroundColor': backGroundColor.toMap,
       'shadow': shadow,
     };
   }
@@ -109,10 +109,10 @@ class SubtitleSettingsModel {
       fontSize: map['fontSize'] as double?,
       fontWeight: FontWeight.values.firstWhereOrNull((element) => element.index == map['fontWeight'] as int?),
       verticalOffset: map['verticalOffset'] as double?,
-      color: map['color'] != null ? Color(map['color'] as int) : null,
-      outlineColor: map['outlineColor'] != null ? Color(map['outlineColor'] as int) : null,
+      color: colorFromJson(map['color']),
+      outlineColor: colorFromJson(map['outlineColor']),
       outlineSize: map['outlineSize'] as double?,
-      backGroundColor: map['backGroundColor'] != null ? Color(map['backGroundColor'] as int) : null,
+      backGroundColor: colorFromJson(map['backGroundColor']),
       shadow: map['shadow'] as double?,
     );
   }