Widget build()

in nav2-usability/scenario_code/lib/deeplink-queryparam/deeplink_queryparam_qlevar_router.dart [32:51]

• 20 lines of code
• 4 McCabe index (conditional complexity)

  Widget build(BuildContext context) {
    final filter = QR.params['filter'];
    return Scaffold(
      appBar: AppBar(),
      body: ListView(
        children: [
          TextField(
              decoration: InputDecoration(hintText: 'filter'),
              onSubmitted: (v) => QR.to('/${v.isEmpty ? '' : '/?filter=$v'}')),
          for (var book in books)
            if (filter == null ||
                book.title.toLowerCase().contains(filter.toString()))
              ListTile(
                title: Text(book.title),
                subtitle: Text(book.author),
              )
        ],
      ),
    );
  }