amplify_flutter 0.4.4-rc.1

The top level Flutter package for the AWS Amplify libraries.

example/lib/main.dart

/*
 * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */

import 'package:amplify_flutter/amplify_flutter.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  bool _amplifyConfigured = false;
  var amplifyConfig = '''{"foo": "bar"}''';

  @override
  void initState() {
    super.initState();
    configureAmplify();
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  void configureAmplify() async {
    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;
    await Amplify.configure(amplifyConfig);
    try {
      setState(() {
        _amplifyConfigured = true;
      });
    } on Exception catch (e) {
      safePrint(e);
    }
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Amplify Core example app'),
        ),
        body: Center(
          child: Text('Is Amplify Configured?: $_amplifyConfigured\n'),
        ),
      ),
    );
  }

  @override
  void debugFillProperties(DiagnosticPropertiesBuilder properties) {
    super.debugFillProperties(properties);
    properties.add(StringProperty('amplifyConfig', amplifyConfig));
  }
}