import 'package:qr_flutter/qr_flutter.dart';
QrImage(
            data:
                invitationAwardController.invititionModel?.invitationCode ?? '',
            size: 320.w,
            embeddedImageStyle: QrEmbeddedImageStyle(size: Size(50.w, 50.w)),
            embeddedImage: invitationAwardController.invititionModel?.head == ''
                ? NetworkImage('')
                : NetworkImage(ConfigUtil.oss_url +
                    (invitationAwardController.invititionModel?.head ?? '')),
          )