From 5430898e02afc95c24a3caf6a91bb82e71b6ab33 Mon Sep 17 00:00:00 2001
From: Iván Ávalos <avalos@disroot.org>
Date: Sat, 3 Jun 2023 23:46:30 -0600
Subject: Fixed auth persistence

---
 lib/firebase/auth.dart            |  2 ++
 lib/main.dart                     | 23 ++++++++++++++++-------
 lib/screens/dashboard_screen.dart |  2 +-
 3 files changed, 19 insertions(+), 8 deletions(-)

diff --git a/lib/firebase/auth.dart b/lib/firebase/auth.dart
index 791e69a..8377d18 100644
--- a/lib/firebase/auth.dart
+++ b/lib/firebase/auth.dart
@@ -7,6 +7,8 @@ class Auth {
 
   User? get currentUser => _auth.currentUser;
 
+  Stream<User?> get userChanges => _auth.userChanges();
+
   Future<bool> createUserWithEmailAndPassword({
     required String email,
     required String password,
diff --git a/lib/main.dart b/lib/main.dart
index a174aaa..041ab7f 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,9 +1,12 @@
 import 'package:firebase_core/firebase_core.dart';
 import 'package:flutter/material.dart';
+import 'package:pmsna1/firebase/auth.dart';
 import 'package:pmsna1/providers/events_provider.dart';
 import 'package:pmsna1/providers/flags_provider.dart';
 import 'package:pmsna1/providers/theme_provider.dart';
 import 'package:pmsna1/routes.dart';
+import 'package:pmsna1/screens/dashboard_screen.dart';
+import 'package:pmsna1/screens/login_screen.dart';
 import 'package:pmsna1/settings/themes.dart';
 import 'package:provider/provider.dart';
 
@@ -50,12 +53,18 @@ class PMSNA1 extends StatelessWidget {
     final ThemeProvider provider = context.watch<ThemeProvider>();
     final ThemeData? theme = provider.theme;
     provider.syncFromPrefs();
-    return MaterialApp(
-      theme: theme ?? ThemeSettings.lightTheme,
-      darkTheme: theme ?? ThemeSettings.darkTheme,
-      themeMode: ThemeMode.system,
-      routes: getApplicationRoutes(),
-      initialRoute: '/login',
-    );
+    return StreamBuilder(
+        stream: Auth().userChanges,
+        builder: (context, snapshot) {
+          return MaterialApp(
+            theme: theme ?? ThemeSettings.lightTheme,
+            darkTheme: theme ?? ThemeSettings.darkTheme,
+            themeMode: ThemeMode.system,
+            routes: getApplicationRoutes(),
+            home: snapshot.data != null && !snapshot.data!.isAnonymous
+                ? const DashboardScreen()
+                : const LoginScreen(),
+          );
+        });
   }
 }
diff --git a/lib/screens/dashboard_screen.dart b/lib/screens/dashboard_screen.dart
index b267c20..9b81bc1 100644
--- a/lib/screens/dashboard_screen.dart
+++ b/lib/screens/dashboard_screen.dart
@@ -120,7 +120,7 @@ class _DashboardScreenState extends State<DashboardScreen> {
   void signOut(BuildContext context) {
     _auth.signOut().then((success) {
       if (success) {
-        Navigator.of(context).popUntil(ModalRoute.withName('/login'));
+        Navigator.of(context).pushReplacementNamed('/login');
       }
     });
   }
-- 
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