Azure AD B2C Embedded Webview

Azure AD B2C Embedded Webview is a very simple Flutter package that demonstrates how to use the embedded web view to sign in users with Azure AD B2C. Currently, using Flutter packages

• appAuth and flutter_azure_b2c redirects to browser and doesn't provide in-app experience.

This package embeds the web view of the user flow endpoint using flutter_appview and redirects the user as per onRedirect callback method.

Features

Embedded web view for Azure AD B2C for providing in-app experience Redirects to the route specified in redirectRoute after successful sign in Successfully secures the id token or access token in the app using flutter secure storage Navigates to screen in app after successful sign in

Getting started

To use the package in your Flutter app, add the following code to your main.dart file:

dependencies:
  aad_b2c_webview: ^0.0.1

Usage

Example added in aad-b2c-webview/aad_b2c folder

@override
Widget build(BuildContext context) {
  return MaterialApp(
    title: 'Flutter Demo',
    theme: ThemeData(
      primaryColor: const Color(0xFF2F56D2),
      textTheme: const TextTheme(
        headlineLarge: TextStyle(
          color: Colors.black,
          fontSize: 32,
          fontWeight: FontWeight.w700,
          fontFamily: 'UberMove',
        ),
        bodyText1: TextStyle(
          color: Color(0xFF8A8A8A),
          fontSize: 17,
          fontWeight: FontWeight.w400,
          fontFamily: 'UberMoveText',
        ),
        headline2: TextStyle(
          fontSize: 18,
          color: Colors.black,
          fontWeight: FontWeight.w700,
          fontFamily: 'UberMove',
        ),
      ),
    ),
    debugShowCheckedModeBanner: false,
    initialRoute: '/',
    routes: {
      // When navigating to the "/" route, build the Create Account widget.

      '/': (context) =>
      const ADB2CEmbedWebView(
        url: '<user_flow_endpoint>',
        clientId: '<client_id_of_user_flow>',
        redirectUrl: '<redirect_uri_of_user_flow>',
        appRedirectRoute: '<route_to_redirect_to_after_sign_in>',
        onRedirect: onRedirect,
      ),
    },
  );
}

Parameters Used In ADB2CEmbedWebView

• url: This is the user flow/policy endpoint

• clientId: This is client id of the application used for redirection within user flow

• redirectUrl: This is redirect Url of the application used for redirection within user flow

• appRedirectRoute: This is the in-app route to navigate to, after successful sign in on redirect

• onRedirect: This is the callback method to handle the redirect url. This method is called when the redirect url is hit. This method should return the route to navigate to after successful sign in.