holdCall method

@override Future<void> holdCall(String id, { bool isOnHold = true, })

Hold an Ongoing call. On iOS, using Callkit(update the ongoing call ui). On Android, Nothing(only callback event listener).

Implementation

@override
Future<void> holdCall(String id, {bool isOnHold = true}) async {
  await methodChannel.invokeMethod('holdCall', {
    'id': id,
    'isOnHold': isOnHold,
  });
}