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95 lines
2.6 KiB
95 lines
2.6 KiB
import 'package:cloud_firestore/cloud_firestore.dart';
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import 'package:flutter/material.dart';
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void main() => runApp(MyApp());
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class MyApp extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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title: 'Names',
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home: MyHomePage(),
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);
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}
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}
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class MyHomePage extends StatefulWidget {
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@override
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_MyHomePageState createState() {
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return _MyHomePageState();
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}
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}
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class _MyHomePageState extends State<MyHomePage> {
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(title: Text('Baby Name Votes')),
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body: _buildBody(context),
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);
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}
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Widget _buildBody(BuildContext context) {
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return StreamBuilder<QuerySnapshot>(
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stream: Firestore.instance.collection('Lot1').snapshots(),
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builder: (context, snapshot) {
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if (!snapshot.hasData) return LinearProgressIndicator();
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return _buildList(context, snapshot.data.documents);
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},
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);
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}
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Widget _buildList(BuildContext context, List<DocumentSnapshot> snapshot) {
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return ListView(
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padding: const EdgeInsets.only(top: 20.0),
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children: snapshot.map((data) => _buildListItem(context, data)).toList(),
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);
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}
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Widget _buildListItem(BuildContext context, DocumentSnapshot data) {
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final record = Record.fromSnapshot(data);
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return Padding(
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key: ValueKey(record.stall),
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padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0),
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child: Container(
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decoration: BoxDecoration(
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border: Border.all(color: Colors.grey),
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borderRadius: BorderRadius.circular(5.0),
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),
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child: ListTile(
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title: Text(record.stall.toString()),
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trailing: Text(record.handicap.toString()),
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// onTap: () => Firestore.instance.runTransaction((transaction) async {
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//// final freshSnapshot = await transaction.get(record.reference);
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//// final fresh = Record.fromSnapshot(freshSnapshot);
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////
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//// await transaction
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//// .update(record.reference, {'votes': fresh.votes + 1});
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//// }),
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),
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),
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);
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}
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}
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class Record {
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final int stall;
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final bool handicap;
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final DocumentReference reference;
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Record.fromMap(Map<String, dynamic> map, {this.reference})
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: assert(map['handicap'] != null),
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assert(map['Stall'] != null),
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stall = map['Stall'],
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handicap = map['handicap'];
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Record.fromSnapshot(DocumentSnapshot snapshot)
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: this.fromMap(snapshot.data, reference: snapshot.reference);
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@override
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String toString() => "Record<$stall>";
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} |