json in listview flutter

1Future<Post> fetchPost() async {
2  final response =
3  await http.get('http://simone.fabriziolerose.it/index.php/Hello/dispdataflutter');
4
5  if (response.statusCode == 200) {
6    // If the call to the server was successful, parse the JSON.
7    return Post.fromJson(json.decode(response.body));
8  } else {
9    // If that call was not successful, throw an error.
10    throw Exception('Failed to load post');
11  }
12}
13
14class Post {
15  final int id;
16  final String title;
17  final String body;
18
19  Post({ this.id, this.title, this.body});
20
21  factory Post.fromJson(Map<String, dynamic> json) {
22    return Post(
23
24      id: json['id'],
25      title: json['testo'],
26      body: json['stato'],
27    );
28  }
29}
30
31void main() => runApp(MyApp(post: fetchPost()));
32
33class MyApp extends StatelessWidget {
34  final Future<Post> post;
35
36  MyApp({Key key, this.post}) : super(key: key);
37
38  @override
39  Widget build(BuildContext context) {
40    return MaterialApp(
41      title: 'Fetch Data Example',
42      theme: ThemeData(
43        primarySwatch: Colors.blue,
44      ),
45      home: Scaffold(
46        appBar: AppBar(
47          title: Text('Fetch Data Example'),
48        ),
49        body: Center(
50          child: FutureBuilder<Post>(
51            future: post,
52            builder: (context, snapshot) {
53              if (snapshot.hasData) {
54                return Text(snapshot.data.title);
55              } else if (snapshot.hasError) {
56                return Text("${snapshot.error}");
57              }
58
59              // By default, show a loading spinner.
60              return CircularProgressIndicator();
61            },
62          ),
63        ),
64      ),
65    );
66  }
67}
68