okta_oidc_plus 1.0.3

A modern Flutter plugin for Okta OIDC authentication enabling secure user login, token management, and identity integration using OpenID Connect with Okta services.

okta_oidc_plus

A modern, high-performance Flutter plugin for Okta OIDC authentication. Seamlessly integrate secure user login, token management, PKCE flows, and identity integration with Okta in your Flutter applications.

Features

• 🔐 Secure OIDC Authentication: Built-in support for Okta WebAuth PKCE flow.
• 🌐 Social Sign-In: Support for LinkedIn, Google, Apple, and custom IDP identity providers.
• 🔑 Automatic Token Refresh: Transparently fetches and renews access tokens.
• 👤 User Claims & Profile: Direct access to authenticated user claims payload.
• 🏗️ Clean Architecture Example: Production-ready Clean Architecture sample app available on GitHub.

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Example

Check out the full, runnable sample app built using Clean Architecture:

👉 View Sample App on GitHub

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Installation

Add okta_oidc_plus to your pubspec.yaml:

dependencies:
  okta_oidc_plus: ^1.0.2

Platform Setup

Android

1. Ensure your minSdkVersion is set to 21 or higher in android/app/build.gradle:

android {
    compileSdkVersion 34

    defaultConfig {
        minSdkVersion 21
        manifestPlaceholders = [
            "appAuthRedirectScheme": "com.yourdomain.app"
        ]
    }
}

2. Register your redirect URI scheme in your Android manifest or build placeholders as shown above.

iOS

1. Set the minimum deployment target in ios/Podfile to 13.0 or higher:

platform :ios, '13.0'

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Configuration

Create an assets/okta_config.json file in your root project directory:

{
  "client_id": "YOUR_OKTA_CLIENT_ID",
  "redirect_uri": "com.yourdomain.app:/callback",
  "end_session_redirect_uri": "com.yourdomain.app:/logout",
  "scopes": ["openid", "profile", "email", "offline_access"],
  "discovery_uri": "https://YOUR_OKTA_DOMAIN.okta.com/oauth2/default"
}

Remember to declare the asset in pubspec.yaml:

flutter:
  assets:
    - assets/okta_config.json

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Usage

1. Initialize Okta Client

import 'package:okta_oidc_plus/okta_oidc_plus.dart';

final oktaOidcPlus = OktaOidcPlus();

Future<void> initOkta() async {
  final configString = await rootBundle.loadString('assets/okta_config.json');
  final Map<String, dynamic> oktaConfig = jsonDecode(configString);
  await oktaOidcPlus.initOkta(oktaConfig);
}

2. User Sign-In

final response = await oktaOidcPlus.login();
if (response != null && response['status'] == true) {
  print('Successfully logged in');
}

3. Social Sign-In

final response = await oktaOidcPlus.socialLogin({
  "idp": "YOUR_IDP_ID",
  "idp-scope": "email profile",
});

4. Fetch Access Token

final tokenResponse = await oktaOidcPlus.getAccessToken();
final accessToken = tokenResponse?['message'];

5. Fetch User Profile

final userProfile = await oktaOidcPlus.getUserProfile();
print(userProfile);

6. Sign Out

final isLoggedOut = await oktaOidcPlus.logout();

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Sample App & Clean Architecture

Explore the example repository layout:

• Domain Layer: Entities (UserEntity, AuthStatus), Repositories, and UseCases (LoginUseCase, LogoutUseCase, GetUserProfileUseCase, GetAccessTokenUseCase).
• Data Layer: DataSources (OktaRemoteDataSource), Models (UserModel), and Repository Implementations.
• Presentation Layer: State Notification (AuthNotifier), Custom Theme, Glassmorphism UI Components, and Dashboard views.

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Author & Contact

Developed and maintained by Eebrahim Joy.

• 📧 Email: [e-mail]
• 🌐 Website: eebrahimjoy.com
• 🐙 GitHub: @eebrahimjoy

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License

This project is licensed under the MIT License - see the LICENSE file for details.