118 lines
2.9 KiB
Dart
118 lines
2.9 KiB
Dart
// ignore_for_file: prefer_const_constructors, prefer_const_literals_to_create_immutables
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'days_enum.dart';
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import 'day_page.dart';
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import "util.dart";
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void main() {
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runApp(MyApp());
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}
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class MyApp extends StatelessWidget {
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const MyApp({super.key});
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@override
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Widget build(BuildContext context) {
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return ChangeNotifierProvider(
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create: (context) => MyAppState(),
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child: MaterialApp(
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title: 'Advent of Code 2025',
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theme: ThemeData(
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useMaterial3: true,
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colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepOrange),
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),
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home: MyHomePage(),
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),
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);
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}
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}
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class DayPageState {
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String? selectedFile;
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}
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class MyAppState extends ChangeNotifier {
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Map<AdventOfCodeDays, DayPageState> dayPageState = {};
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MyAppState() {
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for (var day in AdventOfCodeDays.values) {
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dayPageState[day] = DayPageState();
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}
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}
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String? getSelectedFile(AdventOfCodeDays day) {
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return dayPageState[day]?.selectedFile;
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}
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void setSelectedFile(AdventOfCodeDays day, String? file) {
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debugLog("setSelectedFile called on $day");
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dayPageState[day]?.selectedFile = file;
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notifyListeners();
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}
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}
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class MyHomePage extends StatefulWidget {
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const MyHomePage({super.key});
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@override
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State<MyHomePage> createState() => _MyHomePageState();
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}
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class _MyHomePageState extends State<MyHomePage> {
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var selectedIndex = 0;
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@override
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Widget build(BuildContext context) {
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// Manage days and create items list of a pages.
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final days = AdventOfCodeDays.values;
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List<NavigationRailDestination> dayItems = [];
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for (var day in days) {
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dayItems.add(
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NavigationRailDestination(
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icon: Icon(Icons.arrow_forward_ios),
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label: Text(day.title),
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),
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);
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}
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var colorScheme = Theme.of(context).colorScheme;
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Widget page = DayPage(days[selectedIndex]);
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// The container for the current page, with its background color
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// and subtle switching animation.
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var mainArea = ColoredBox(
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color: colorScheme.surfaceContainerHighest,
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child: AnimatedSwitcher(
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duration: Duration(milliseconds: 200),
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child: page,
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),
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);
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return Scaffold(
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body: LayoutBuilder(
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builder: (context, constraints) {
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return Row(
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children: [
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SafeArea(
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child: NavigationRail(
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extended: constraints.maxWidth >= 600,
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destinations: dayItems,
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selectedIndex: selectedIndex,
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onDestinationSelected: (value) {
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setState(() {
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selectedIndex = value;
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});
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},
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),
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),
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Expanded(child: mainArea),
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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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}
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