First commit

lib/router/router.dart

@@ -0,0 +1,84 @@
+import 'package:flutter/material.dart';
+
+import '../services/auth/auth.dart';
+import '../pages/home.dart';
+import '../pages/splash.dart';
+import '../pages/login.dart';
+
+class ReflexRouterDelegate extends RouterDelegate
+    with ChangeNotifier, PopNavigatorRouterDelegateMixin {
+  @override
+  GlobalKey<NavigatorState> get navigatorKey => _navigatorKey;
+  final GlobalKey<NavigatorState> _navigatorKey;
+
+  bool? _loggedIn;
+  bool? get loggedIn => _loggedIn;
+  set loggedIn(value) {
+    _loggedIn = value;
+    notifyListeners();
+  }
+
+  final AuthService authService;
+
+  ReflexRouterDelegate(this.authService)
+      : _navigatorKey = GlobalKey<NavigatorState>() {
+    _init();
+  }
+
+  _init() async {
+    try {
+      await authService.init();
+      loggedIn = await authService.isLoggedIn();
+    } catch (e) {
+      showDialog(
+        context: navigatorKey.currentContext!,
+        builder: (context) => AlertDialog(
+          title: Text('Error'),
+          content: Text('Error: $e'),
+        ),
+      );
+      loggedIn = false;
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    List<Page> stack;
+    if (loggedIn == null) {
+      stack = _splashStack;
+    } else if (loggedIn!) {
+      stack = _loggedInStack;
+    } else {
+      stack = _loggedOutStack;
+    }
+    return WillPopScope(
+        onWillPop: () async => !await navigatorKey.currentState!.maybePop(),
+        child: Navigator(
+          key: navigatorKey,
+          pages: stack,
+          onPopPage: (route, result) {
+            if (!route.didPop(result)) return false;
+            return true;
+          },
+        ));
+  }
+
+  List<Page> get _splashStack => [const SplashPage()];
+
+  List<Page> get _loggedOutStack => [
+        LoginPage(onLogin: () {
+          loggedIn = true;
+        })
+      ];
+
+  List<Page> get _loggedInStack {
+    return [
+      HomePage(onLogout: () {
+        loggedIn = false;
+      }),
+    ];
+  }
+
+  @override
+  Future<void> setNewRoutePath(configuration) async {/* Do Nothing */}
+}