listDevices method

Implementation

@override
Future<List<CameraMacOSDevice>> listDevices(
    {CameraMacOSDeviceType? deviceType}) async {
  try {
    final Map<String, dynamic>? args =
        await methodChannel.invokeMapMethod<String, dynamic>(
      'listDevices',
      {
        'deviceType': deviceType?.index,
      },
    );
    if (args == null || args['devices'] == null) {
      throw FlutterError('Invalid args: invalid platform response');
    }
    List<Map<String, dynamic>> devicesList = List.from(args['devices'] ?? [])
        .map((e) => Map<String, dynamic>.from(e))
        .toList();
    List<CameraMacOSDevice> devices = [];
    for (Map<String, dynamic> m in devicesList) {
      CameraMacOSDevice device = CameraMacOSDevice.fromMap(m);
      devices.add(device);
    }
    return devices;
  } catch (e) {
    return Future.error(e);
  }
}