Initial Commit

lib/views/login_screen.dart

@@ -0,0 +1,70 @@
+
+import 'package:flutter/material.dart';
+import 'package:flutter_appauth/flutter_appauth.dart';
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+
+const FlutterAppAuth _appAuth = FlutterAppAuth();
+
+Future<void> redirect_to_oauth(BuildContext context) async {
+  final String _clientId = dotenv.env['CLIENT-ID'] ?? '';
+  final String _clientSecret = dotenv.env['CLIENT-SECRET'] ?? '';
+  final String _redirectUrl = 'swifty-companion://oauth2/callback';
+  final String _authorizationEndpoint = 'https://api.intra.42.fr/oauth/authorize';
+  final String _tokenEndpoint = 'https://api.intra.42.fr/oauth/token';
+  final request = AuthorizationRequest(
+      _clientId,
+      _redirectUrl,
+      serviceConfiguration: AuthorizationServiceConfiguration(
+        authorizationEndpoint: _authorizationEndpoint,
+        tokenEndpoint: _tokenEndpoint,
+      ));
+  print("swap");
+  try {
+    print("trying");
+    final AuthorizationResponse? result = await _appAuth.authorize(request);
+    print("tried");
+    if (result != null) {
+      print("nonull result");
+      Navigator.pushReplacementNamed(context, "/home");
+      print('Authorization Code: ${result.authorizationCode}');
+      final token_request = TokenRequest(
+        _clientId,
+        _redirectUrl,
+        clientSecret: _clientSecret,
+        authorizationCode: result.authorizationCode,
+        grantType: 'authorization_code',
+        serviceConfiguration: AuthorizationServiceConfiguration(
+          authorizationEndpoint: "https://api.intra.42.fr/oauth/authorize",
+          tokenEndpoint: _tokenEndpoint,
+        ),
+      );
+      print("pre token");
+      final TokenResponse? tokenResponse = await _appAuth.token(token_request);
+      print("token");
+      print(tokenResponse?.accessToken);
+      print(tokenResponse?.refreshToken);
+      // You can now use this code to exchange for an access token (via a separate API call to the token endpoint)
+    }
+  }
+  catch (e) {
+    print("error $e");
+  }
+}
+class LoginScreen extends StatelessWidget {
+  const LoginScreen({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: const Text("Login")),
+      body: Center(
+        child: ElevatedButton(
+          onPressed: () {
+            redirect_to_oauth(context);
+          },
+          child: const Text('Login'),
+        ),
+      ),
+    );
+  }
+}