flutter_firestore_tut

.\lib\scr\home.dart

//...
class _Home extends State<StatefulWidget> {
  //...
  void clickWrite() async {
    if (_myContr.text.isNotEmpty) {
      await Firestore.instance
          .collection('docs')
          .document()
          .setData({'text': _myContr.text});
      _myContr.text = '';
      interact();
    }
  }
  //...
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      //...
    );
  }
}