isMuted method
Determine whether the audio is muted.
Return true if the audio is muted, otherwise false.
Implementation
@override
Future<bool> isMuted() async {
var params = <String, dynamic>{};
params.putIfAbsent("userId", () => userId);
return await methodChannel
.invokeMethod<bool>('isMuted', params)
.then<bool>((bool? value) => value ?? false);
}