simple login

lib/main.dart

@@ -1,18 +1,31 @@
+import 'package:briessenchecker/services/dbhelper.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
+import 'package:gotrue/src/types/auth_state.dart';
+import 'package:supabase_flutter/supabase_flutter.dart';
 
 import 'pages/login_page.dart';
 
 void main() async {
   await dotenv.load(fileName: 'secrets.env');
+  await DbHelper.init();
   runApp(const MyApp());
 }
 
-class MyApp extends StatelessWidget {
+class MyApp extends StatefulWidget {
   const MyApp({super.key});
 
+  @override
+  State<MyApp> createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> {
+  bool isLoggedIn = false;
   @override
   Widget build(BuildContext context) {
+    String initialRoute =
+        isLoggedIn ? LoginPage.routeName : LoginPage.routeName;
+    DbHelper.authChangeEventStream.listen(_onAuthEvent);
     return MaterialApp(
       title: 'Briessenchecker',
       theme: ThemeData.dark(
@@ -20,10 +33,18 @@ class MyApp extends StatelessWidget {
       ).copyWith(
         colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
       ),
-      initialRoute: LoginPage.routeName,
+      initialRoute: initialRoute,
       routes: {
         LoginPage.routeName: (context) => const LoginPage(),
       },
     );
   }
+
+  void _onAuthEvent(AuthState event) {
+    if (event.event == AuthChangeEvent.signedIn) {
+      setState(() => isLoggedIn = true);
+    } else if (event.event == AuthChangeEvent.signedOut) {
+      setState(() => isLoggedIn = false);
+    }
+  }
 }

lib/pages/login_page.dart

@@ -1,3 +1,4 @@
+import 'package:briessenchecker/services/dbhelper.dart';
 import 'package:flutter/material.dart';
 
 class LoginPage extends StatelessWidget {
@@ -6,9 +7,8 @@ class LoginPage extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    TextEditingController usernameController = TextEditingController();
-    TextEditingController passwordController = TextEditingController();
-
+    final TextEditingController _emailController = TextEditingController();
+    final TextEditingController _passwordController = TextEditingController();
     return Scaffold(
       body: Form(
         child: Column(
@@ -16,20 +16,24 @@ class LoginPage extends StatelessWidget {
           mainAxisAlignment: MainAxisAlignment.center,
           children: [
             TextFormField(
-              controller: usernameController,
-              decoration: const InputDecoration(label: Text('Username')),
+              controller: _emailController,
+              decoration: const InputDecoration(label: Text('Email')),
             ),
             TextFormField(
-              controller: passwordController,
+              controller: _passwordController,
               decoration: const InputDecoration(label: Text('Password')),
             ),
             FloatingActionButton.extended(
-                onPressed: _loginSubmitted, label: const Text('Login'))
+                onPressed: () => _loginSubmitted(
+                    _emailController.text, _passwordController.text),
+                label: const Text('Login'))
           ],
         ),
       ),
     );
   }
 
-  void _loginSubmitted() {}
+  void _loginSubmitted(String email, String password) {
+    DbHelper.login(email, password);
+  }
 }

lib/services/dbhelper.dart

@@ -3,10 +3,23 @@ import 'package:supabase_flutter/supabase_flutter.dart';
 
 class DbHelper {
   static late final SupabaseClient _client;
+
   static Future<void> init() async {
     await Supabase.initialize(
         url: dotenv.env['SUPABASE_URL'] ?? '',
         anonKey: dotenv.env['SUPABASE_ANON'] ?? '');
     _client = Supabase.instance.client;
   }
+
+  static Future<void> login(String email, String password) async {
+    email = 'sites@skup.in';
+    password = 'pass';
+    await _client.auth.signInWithPassword(
+      email: email,
+      password: password,
+    );
+  }
+
+  static Stream<AuthState> get authChangeEventStream =>
+      _client.auth.onAuthStateChange;
 }