getDevicePushTokenVoIP method

@override Future<String> getDevicePushTokenVoIP()

Get device push token VoIP. On iOS: return deviceToken for VoIP. On Android: return Empty

Implementation

@override
Future<String> getDevicePushTokenVoIP() async {
  if (!CurrentPlatform.isIos) return '';
  final token = await methodChannel.invokeMethod('getDevicePushTokenVoIP');
  return token ?? '';
}