flutter_firestore_tut

.\lib\scr\home.dart

//...
class _Home extends State<StatefulWidget> {
  //...
  @override
  Widget build(BuildContext context) {
    return Scaffold(      
            //...
            Divider(), //Our last line of code
            Expanded(
              child: StreamBuilder<QuerySnapshot>(
                stream: Firestore.instance.collection('docs').snapshots(),
                builder: (BuildContext context,
                    AsyncSnapshot<QuerySnapshot> snapshot) {
                  if (snapshot.hasError)
                    return Text('Error: ${snapshot.error}');                  
                  switch (snapshot.data) {
                    case null:
                      return Container();
                    default:
                      return ListView.builder(
                        itemCount: snapshot.data.documents.length,
                        itemBuilder: (context, index) {
                          final item = snapshot.data.documents[index];
                          final itemID =
                              snapshot.data.documents[index].documentID;
                          final list = snapshot.data.documents;                          
                          //...
                        },
                      );
                  }
                },
              ),
            ),
          ],
        ),
      ),
    );
  }
}