Nikolas Rimikis
2 years ago
8 changed files with 171 additions and 39 deletions
@ -1,41 +1,63 @@
|
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// ignore: prefer_mixin |
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import 'package:flutter/material.dart'; |
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import 'package:go_router/go_router.dart'; |
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import 'package:neon/neon.dart'; |
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import 'package:provider/provider.dart'; |
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class AppRouter extends RouterDelegate<Account> with ChangeNotifier, PopNavigatorRouterDelegateMixin<Account> { |
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part 'router.g.dart'; |
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class AppRouter extends GoRouter { |
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AppRouter({ |
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required this.navigatorKey, |
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required this.accountsBloc, |
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}); |
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required final GlobalKey<NavigatorState> navigatorKey, |
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required final AccountsBloc accountsBloc, |
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}) : super( |
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refreshListenable: StreamListenable.behaviorSubject(accountsBloc.activeAccount), |
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navigatorKey: navigatorKey, |
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initialLocation: const HomeRoute().location, |
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redirect: (final context, final state) { |
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final account = accountsBloc.activeAccount.valueOrNull; |
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final AccountsBloc accountsBloc; |
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if (account == null) { |
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return const LoginRoute().location; |
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} |
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@override |
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final GlobalKey<NavigatorState> navigatorKey; |
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if (state.location == const LoginRoute().location) { |
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return const HomeRoute().location; |
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} |
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@override |
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Future setNewRoutePath(final Account? configuration) async {} |
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return null; |
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}, |
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routes: $appRoutes, |
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); |
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} |
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@TypedGoRoute<LoginRoute>( |
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path: '/login', |
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name: 'login', |
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) |
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@immutable |
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class LoginRoute extends GoRouteData { |
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const LoginRoute({this.server}); |
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final String? server; |
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@override |
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Account? get currentConfiguration => accountsBloc.activeAccount.valueOrNull; |
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Widget build(final BuildContext context, final GoRouterState state) => LoginPage(serverURL: server); |
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} |
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@TypedGoRoute<HomeRoute>( |
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path: '/', |
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name: 'home', |
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) |
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@immutable |
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class HomeRoute extends GoRouteData { |
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const HomeRoute(); |
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@override |
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Widget build(final BuildContext context) => Navigator( |
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key: navigatorKey, |
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onPopPage: (final route, final result) => route.didPop(result), |
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pages: [ |
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if (currentConfiguration == null) ...[ |
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const MaterialPage( |
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child: LoginPage(), |
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), |
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] else ...[ |
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MaterialPage( |
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name: 'home', |
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child: HomePage( |
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key: Key(currentConfiguration!.id), |
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), |
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), |
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], |
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], |
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); |
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Widget build(final BuildContext context, final GoRouterState state) { |
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final accountsBloc = Provider.of<AccountsBloc>(context, listen: false); |
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final account = accountsBloc.activeAccount.valueOrNull!; |
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return HomePage(key: Key(account.id)); |
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} |
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} |
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@ -0,0 +1,57 @@
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// GENERATED CODE - DO NOT MODIFY BY HAND |
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part of 'router.dart'; |
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// ************************************************************************** |
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// GoRouterGenerator |
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// ************************************************************************** |
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List<RouteBase> get $appRoutes => [ |
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$loginRoute, |
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$homeRoute, |
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]; |
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RouteBase get $loginRoute => GoRouteData.$route( |
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path: '/login', |
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name: 'login', |
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factory: $LoginRouteExtension._fromState, |
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); |
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extension $LoginRouteExtension on LoginRoute { |
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static LoginRoute _fromState(GoRouterState state) => LoginRoute( |
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server: state.queryParameters['server'], |
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); |
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String get location => GoRouteData.$location( |
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'/login', |
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queryParams: { |
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if (server != null) 'server': server, |
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}, |
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); |
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void go(BuildContext context) => context.go(location); |
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Future<T?> push<T>(BuildContext context) => context.push<T>(location); |
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void pushReplacement(BuildContext context) => context.pushReplacement(location); |
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} |
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RouteBase get $homeRoute => GoRouteData.$route( |
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path: '/', |
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name: 'home', |
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factory: $HomeRouteExtension._fromState, |
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); |
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extension $HomeRouteExtension on HomeRoute { |
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static HomeRoute _fromState(GoRouterState state) => const HomeRoute(); |
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String get location => GoRouteData.$location( |
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'/', |
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); |
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void go(BuildContext context) => context.go(location); |
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Future<T?> push<T>(BuildContext context) => context.push<T>(location); |
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void pushReplacement(BuildContext context) => context.pushReplacement(location); |
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} |
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@ -0,0 +1,38 @@
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part of '../../neon.dart'; |
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/// Listenable Stream |
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/// |
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/// A class that implements [Listenable] for a stream. |
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/// Objects need to be manually disposed. |
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class StreamListenable extends ChangeNotifier { |
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/// Listenable Stream |
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/// |
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/// Implementation for all types of [Stream]s. |
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/// For an implementation tailored towards [BehaviorSubject] have a look at [StreamListenable.behaviorSubject]. |
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StreamListenable(final Stream<dynamic> stream) { |
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notifyListeners(); |
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_subscription = stream.asBroadcastStream().listen((final value) { |
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notifyListeners(); |
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}); |
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} |
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/// Listenable BehaviorSubject |
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/// |
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/// Implementation for a [BehaviorSubject]. It ensures to not unececcary notify listeners. |
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/// For an implementation tailored towards otnher kinds of [Stream] have a look at [StreamListenable]. |
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StreamListenable.behaviorSubject(final BehaviorSubject<dynamic> subject) { |
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_subscription = subject.listen((final value) { |
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notifyListeners(); |
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}); |
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} |
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late final StreamSubscription<dynamic> _subscription; |
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@override |
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void dispose() { |
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unawaited(_subscription.cancel()); |
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super.dispose(); |
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} |
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} |
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