more docs & clean up

lib/src/participant/local.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/foundation.dart';
 import 'package:flutter_webrtc/flutter_webrtc.dart' as rtc;
+import 'package:meta/meta.dart';
 
 import '../core/room.dart';
 import '../events.dart';
@@ -19,7 +20,7 @@ import 'participant.dart';
 /// Represents the current participant in the room. Instance of [LocalParticipant] is automatically
 /// created after successfully connecting to a [Room] and will be accessible from [Room.localParticipant].
 class LocalParticipant extends Participant<LocalTrackPublication> {
-  //
+  @internal
   LocalParticipant({
     required Room room,
     required lk_models.ParticipantInfo info,
@@ -240,10 +241,6 @@ class LocalParticipant extends Participant<LocalTrackPublication> {
     await room.engine.sendDataPacket(packet);
   }
 
-  @override
-  List<LocalTrackPublication> get subscribedTracks =>
-      super.subscribedTracks.cast<LocalTrackPublication>().toList();
-
   /// A convenience property to get all video tracks.
   @override
   List<LocalTrackPublication<LocalVideoTrack>> get videoTracks =>

lib/src/participant/participant.dart

@@ -80,21 +80,16 @@ abstract class Participant<T extends TrackPublication>
   /// Connection quality between the [Participant] and the Server.
   ConnectionQuality get connectionQuality => _connectionQuality;
 
-  /// [Track]s that this [Participant] is subscribed to.
-  List<T> get subscribedTracks =>
-      trackPublications.values.where((e) => e.subscribed).toList();
-
   // Must be implemented by child class.
   List<T> get videoTracks;
 
   // Must be implemented by child class.
   List<T> get audioTracks;
 
-  /// for internal use
-  /// {@nodoc}
   @internal
   bool get hasInfo => _participantInfo != null;
 
+  @internal
   Participant({
     required this.room,
     required this.sid,

lib/src/participant/remote.dart

@@ -17,22 +17,7 @@ import 'participant.dart';
 
 /// Represents other participant in the [Room].
 class RemoteParticipant extends Participant<RemoteTrackPublication> {
-  @override
-  List<RemoteTrackPublication> get subscribedTracks =>
-      super.subscribedTracks.cast<RemoteTrackPublication>().toList();
-
-  @override
-  List<RemoteTrackPublication<RemoteVideoTrack>> get videoTracks =>
-      trackPublications.values
-          .whereType<RemoteTrackPublication<RemoteVideoTrack>>()
-          .toList();
-
-  @override
-  List<RemoteTrackPublication<RemoteAudioTrack>> get audioTracks =>
-      trackPublications.values
-          .whereType<RemoteTrackPublication<RemoteAudioTrack>>()
-          .toList();
-
+  @internal
   RemoteParticipant({
     required Room room,
     required String sid,
@@ -43,6 +28,7 @@ class RemoteParticipant extends Participant<RemoteTrackPublication> {
           identity: identity,
         );
 
+  @internal
   RemoteParticipant.fromInfo({
     required Room room,
     required lk_models.ParticipantInfo info,
@@ -54,6 +40,25 @@ class RemoteParticipant extends Participant<RemoteTrackPublication> {
     updateFromInfo(info);
   }
 
+  /// A convenience property to get all video tracks.
+  @override
+  List<RemoteTrackPublication<RemoteVideoTrack>> get videoTracks =>
+      trackPublications.values
+          .whereType<RemoteTrackPublication<RemoteVideoTrack>>()
+          .toList();
+
+  /// A convenience property to get all audio tracks.
+  @override
+  List<RemoteTrackPublication<RemoteAudioTrack>> get audioTracks =>
+      trackPublications.values
+          .whereType<RemoteTrackPublication<RemoteAudioTrack>>()
+          .toList();
+
+  List<RemoteTrackPublication> get subscribedTracks => trackPublications.values
+      .where((e) => e.subscribed)
+      .cast<RemoteTrackPublication>()
+      .toList();
+
   RemoteTrackPublication? getTrackPublication(String sid) {
     final pub = trackPublications[sid];
     if (pub is RemoteTrackPublication) return pub;