Flutter ListView Example using Http

userslist.dart

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import 'dart:async'; import 'dart:convert'; import 'package:flutter/material.dart'; import 'package:http/http.dart' as http; class UsersList extends StatefulWidget { static String tag = 'users-page'; @override State<StatefulWidget> createState() { return new _UsersListState(); } } class _UsersListState extends State<UsersList> { @override Future<List<User>> _getUsers() async { List<User> users = []; var response = await http.get('https://api.randomuser.me/?results=20'); var jsonData = JSON.decode(response.body); var usersData = jsonData["results"]; for (var user in usersData) { User newUser = User(user["name"]["first"] + user["name"]["last"], user["email"], user["picture"]["large"], user["phone"]); users.add(newUser); } return users; } Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text('Users', style: TextStyle(color: Colors.white, fontWeight: FontWeight.bold))), body: Container( child: FutureBuilder( future: _getUsers(), builder: (BuildContext context, AsyncSnapshot snapshot) { if (snapshot.data == null) { return Container( child: Center( child: Text("Loading..."), ), ); } else { return ListView.builder( itemCount: snapshot.data.length, itemBuilder: (BuildContext context, int index) { return ListTile( onTap: () { Navigator.push( context, new MaterialPageRoute( builder: (context) => UserDetailPage(snapshot.data[index]))); }, title: Text(snapshot.data[index].fullName), subtitle: Text(snapshot.data[index].mobileNumber), leading: CircleAvatar( backgroundImage: NetworkImage(snapshot.data[index].imageUrl)), ); }); } }), ), ); } } class User { final String fullName; final String email; final String imageUrl; final String mobileNumber; User(this.fullName, this.email, this.imageUrl, this.mobileNumber); } class UserDetailPage extends StatelessWidget { final User user; UserDetailPage(this.user); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text(user.fullName), ), ); } }

main.dart

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import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( title: 'Users', debugShowCheckedModeBanner: false, theme: ThemeData( primarySwatch: Colors.lightBlue ), home: UsersList() ); } }