From 9125fb63bc01834a82816b5ab2a07d00a754886f Mon Sep 17 00:00:00 2001 From: Pierre Hubert Date: Wed, 23 Mar 2022 19:08:04 +0100 Subject: [PATCH] Load config from environment --- lib/config.dart | 23 +++++++++ lib/main.dart | 106 ++++++------------------------------------ test/widget_test.dart | 2 +- 3 files changed, 39 insertions(+), 92 deletions(-) create mode 100644 lib/config.dart diff --git a/lib/config.dart b/lib/config.dart new file mode 100644 index 0000000..01cedf4 --- /dev/null +++ b/lib/config.dart @@ -0,0 +1,23 @@ +class Config { + final String apiURL; + final String apiToken; + + const Config({required this.apiURL, required this.apiToken}); +} + +late Config config; + +void loadConfig() { + config = const Config( + apiURL: String.fromEnvironment("API_URL"), + apiToken: String.fromEnvironment("API_TOKEN"), + ); + + // ignore: avoid_print + print("Using ${config.apiURL} / Token; ${config.apiToken}"); + + if (config.apiURL == "" || config.apiToken == "") { + throw Exception("You must define API_URL and API_TOKEN. This can be done " + "with the --dart-define arg to run or build"); + } +} diff --git a/lib/main.dart b/lib/main.dart index 202509b..71aa2ff 100644 --- a/lib/main.dart +++ b/lib/main.dart @@ -1,115 +1,39 @@ import 'package:flutter/material.dart'; +import 'package:music_web_player/config.dart'; void main() { - runApp(const MyApp()); + loadConfig(); + runApp(const PlayerApp()); } -class MyApp extends StatelessWidget { - const MyApp({Key? key}) : super(key: key); +class PlayerApp extends StatelessWidget { + const PlayerApp({Key? key}) : super(key: key); // This widget is the root of your application. @override Widget build(BuildContext context) { return MaterialApp( - title: 'Flutter Demo', + title: 'Music player', + debugShowCheckedModeBanner: false, theme: ThemeData( - // This is the theme of your application. - // - // Try running your application with "flutter run". You'll see the - // application has a blue toolbar. Then, without quitting the app, try - // changing the primarySwatch below to Colors.green and then invoke - // "hot reload" (press "r" in the console where you ran "flutter run", - // or simply save your changes to "hot reload" in a Flutter IDE). - // Notice that the counter didn't reset back to zero; the application - // is not restarted. - primarySwatch: Colors.blue, + primarySwatch: Colors.green, + brightness: Brightness.dark, ), - home: const MyHomePage(title: 'Flutter Demo Home Page'), + home: const AppHome(), ); } } -class MyHomePage extends StatefulWidget { - const MyHomePage({Key? key, required this.title}) : super(key: key); - - // This widget is the home page of your application. It is stateful, meaning - // that it has a State object (defined below) that contains fields that affect - // how it looks. - - // This class is the configuration for the state. It holds the values (in this - // case the title) provided by the parent (in this case the App widget) and - // used by the build method of the State. Fields in a Widget subclass are - // always marked "final". - - final String title; +class AppHome extends StatefulWidget { + const AppHome({Key? key}) : super(key: key); @override - State createState() => _MyHomePageState(); + State createState() => _AppHomeState(); } -class _MyHomePageState extends State { - int _counter = 0; - - void _incrementCounter() { - setState(() { - // This call to setState tells the Flutter framework that something has - // changed in this State, which causes it to rerun the build method below - // so that the display can reflect the updated values. If we changed - // _counter without calling setState(), then the build method would not be - // called again, and so nothing would appear to happen. - _counter++; - }); - } - +class _AppHomeState extends State { @override Widget build(BuildContext context) { - // This method is rerun every time setState is called, for instance as done - // by the _incrementCounter method above. - // - // The Flutter framework has been optimized to make rerunning build methods - // fast, so that you can just rebuild anything that needs updating rather - // than having to individually change instances of widgets. - return Scaffold( - appBar: AppBar( - // Here we take the value from the MyHomePage object that was created by - // the App.build method, and use it to set our appbar title. - title: Text(widget.title), - ), - body: Center( - // Center is a layout widget. It takes a single child and positions it - // in the middle of the parent. - child: Column( - // Column is also a layout widget. It takes a list of children and - // arranges them vertically. By default, it sizes itself to fit its - // children horizontally, and tries to be as tall as its parent. - // - // Invoke "debug painting" (press "p" in the console, choose the - // "Toggle Debug Paint" action from the Flutter Inspector in Android - // Studio, or the "Toggle Debug Paint" command in Visual Studio Code) - // to see the wireframe for each widget. - // - // Column has various properties to control how it sizes itself and - // how it positions its children. Here we use mainAxisAlignment to - // center the children vertically; the main axis here is the vertical - // axis because Columns are vertical (the cross axis would be - // horizontal). - mainAxisAlignment: MainAxisAlignment.center, - children: [ - const Text( - 'You have pushed the button this many times:', - ), - Text( - '$_counter', - style: Theme.of(context).textTheme.headline4, - ), - ], - ), - ), - floatingActionButton: FloatingActionButton( - onPressed: _incrementCounter, - tooltip: 'Increment', - child: const Icon(Icons.add), - ), // This trailing comma makes auto-formatting nicer for build methods. - ); + return Scaffold(); } } diff --git a/test/widget_test.dart b/test/widget_test.dart index dca0ea3..0c92df5 100644 --- a/test/widget_test.dart +++ b/test/widget_test.dart @@ -13,7 +13,7 @@ import 'package:music_web_player/main.dart'; void main() { testWidgets('Counter increments smoke test', (WidgetTester tester) async { // Build our app and trigger a frame. - await tester.pumpWidget(const MyApp()); + await tester.pumpWidget(const PlayerApp()); // Verify that our counter starts at 0. expect(find.text('0'), findsOneWidget);