better platform check

lib/src/support/platform.dart

@@ -0,0 +1,15 @@
+import 'platform/io.dart' if (dart.library.html) 'platform/web.dart';
+
+// Returns the current platform which works for both web and devices.
+PlatformType lkPlatform() => lkPlatformImplementation();
+bool lkPlatformIs(PlatformType type) => lkPlatform() == type;
+
+enum PlatformType {
+  web,
+  windows,
+  linux,
+  macOS,
+  android,
+  fuchsia,
+  iOS,
+}

lib/src/support/platform/io.dart

@@ -0,0 +1,11 @@
+import '../platform.dart';
+import 'dart:io';
+
+PlatformType lkPlatformImplementation() {
+  if (Platform.isWindows) return PlatformType.windows;
+  if (Platform.isFuchsia) return PlatformType.fuchsia;
+  if (Platform.isMacOS) return PlatformType.macOS;
+  if (Platform.isLinux) return PlatformType.linux;
+  if (Platform.isIOS) return PlatformType.iOS;
+  return PlatformType.android;
+}

lib/src/support/platform/web.dart

@@ -0,0 +1,3 @@
+import '../platform.dart';
+
+PlatformType lkPlatformImplementation() => PlatformType.web;

lib/src/support/websocket.dart

@@ -1,4 +1,4 @@
-import 'platforms/io.dart' if (dart.library.html) 'platforms/web.dart';
+import 'websocket/io.dart' if (dart.library.html) 'websocket/web.dart';
 
 class WebSocketException implements Exception {
   final int code;

lib/src/track/audio_management.dart

@@ -1,8 +1,4 @@
-// import 'package:audio_session/audio_session.dart' as _as;
+import '../support/platform.dart';
-
-import 'dart:io';
-
-import 'package:flutter/foundation.dart';
 
 import 'package:synchronized/synchronized.dart' as sync;
 
@@ -78,7 +74,7 @@ mixin AudioManagementMixin on AudioTrack {
       logger.fine('[$runtimeType] didUpdateSate: $audioTrackState');
 
       NativeAudioConfiguration? config;
-      if (!kIsWeb && Platform.isIOS) {
+      if (!lkPlatformIs(PlatformType.iOS)) {
         // Only iOS for now...
         config = await nativeAudioConfigurationForAudioTrackState
             .call(audioTrackState);

lib/src/track/local.dart

@@ -1,6 +1,5 @@
-import 'dart:io' show Platform;
-
 import 'package:flutter_webrtc/flutter_webrtc.dart' as rtc;
+import '../support/platform.dart';
 import 'package:meta/meta.dart';
 
 import '../exceptions.dart';
@@ -48,7 +47,7 @@ abstract class LocalTrack extends Track {
     logger.fine('LocalTrack.mute() muted: $muted');
     if (muted) return false; // already muted
     await disable();
-    if (!Platform.isWindows) {
+    if (!lkPlatformIs(PlatformType.windows)) {
       await stop();
     }
     updateMuted(true, shouldSendSignal: true);
@@ -61,7 +60,7 @@ abstract class LocalTrack extends Track {
   Future<bool> unmute() async {
     logger.fine('LocalTrack.unmute() muted: $muted');
     if (!muted) return false; // already un-muted
-    if (!Platform.isWindows) {
+    if (!lkPlatformIs(PlatformType.windows)) {
       await restartTrack();
     }
     await enable();
@@ -74,8 +73,16 @@ abstract class LocalTrack extends Track {
     final didStop = await super.stop();
     if (didStop) {
       logger.fine('Stopping mediaStreamTrack...');
-      await mediaStreamTrack.stop();
+      try {
-      await mediaStream.dispose();
+        await mediaStreamTrack.stop();
+      } catch (error) {
+        logger.severe('MediaStreamTrack.stop() did throw $error');
+      }
+      try {
+        await mediaStream.dispose();
+      } catch (error) {
+        logger.severe('MediaStreamTrack.dispose() did throw $error');
+      }
     }
     return didStop;
   }
@@ -131,7 +138,11 @@ abstract class LocalTrack extends Track {
     final newTrack = newStream.getTracks().first;
 
     // replace track on sender
-    await sender?.replaceTrack(newTrack);
+    try {
+      await sender?.replaceTrack(newTrack);
+    } catch (error) {
+      logger.severe('RTCRtpSender.replaceTrack() did throw $error');
+    }
 
     // set new stream & track to this object
     updateMediaStreamAndTrack(newStream, newTrack);