flutter_microsoft_authentication 0.1.1

Flutter Wrapper for Microsoft Authentication Library to enable SSO across Android and iOS.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'dart:async';
import 'dart:convert';
import 'dart:io';
import 'package:http/http.dart' as http;
import 'package:flutter/services.dart';
import 'package:flutter_microsoft_authentication/flutter_microsoft_authentication.dart';

void main() => runApp(MyApp());

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {

  String _graphURI = "https://graph.microsoft.com/v1.0/me/";

  String _authToken = 'Unknown Auth Token';
  String _username = 'No Account';
  String _msProfile = 'Unknown Profile';

  FlutterMicrosoftAuthentication fma;

  @override
  void initState() {
    super.initState();

    fma = FlutterMicrosoftAuthentication(
      kClientID: "<client-id>",
      kAuthority: "https://login.microsoftonline.com/organizations",
      kScopes: ["User.Read", "User.ReadBasic.All"],
      androidConfigAssetPath: "assets/android_auth_config.json"
    );
    print('INITIALIZED FMA');
  }

  Future<void> _acquireTokenInteractively() async {
    String authToken;
    try {
      authToken = await this.fma.acquireTokenInteractively;
    } on PlatformException catch(e) {
      authToken = 'Failed to get token.';
      print(e.message);
    }
    setState(() {
      _authToken = authToken;
    });
  }

  Future<void> _acquireTokenSilently() async {
    String authToken;
    try {
      authToken = await this.fma.acquireTokenSilently;
    } on PlatformException catch(e) {
      authToken = 'Failed to get token silently.';
      print(e.message);
    }
    setState(() {
      _authToken = authToken;
    });
  }

  Future<void> _signOut() async {
    String authToken;
    try {
      authToken = await this.fma.signOut;
    } on PlatformException catch(e) {
      authToken = 'Failed to sign out.';
      print(e.message);
    }
    setState(() {
      _authToken = authToken;
    });
  }

  Future<String> _loadAccount() async {
    String username = await this.fma.loadAccount;
    setState(() {
      _username = username;
    });
  }

  _fetchMicrosoftProfile() async {
    var response = await http.get(this._graphURI, headers: {
      "Authorization": "Bearer " + this._authToken
    });

    setState(() {
      _msProfile = json.decode(response.body).toString();
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Microsoft Authentication'),
        ),
        body: SingleChildScrollView(
          child: Container(
            width: double.infinity,
            padding: EdgeInsets.all(8),
            child: Column(
              mainAxisAlignment: MainAxisAlignment.start,
              children: <Widget>[
                RaisedButton( onPressed: _acquireTokenInteractively,
                  child: Text('Acquire Token'),),
                RaisedButton( onPressed: _acquireTokenSilently,
                    child: Text('Acquire Token Silently')),
                RaisedButton( onPressed: _signOut,
                    child: Text('Sign Out')),
                RaisedButton( onPressed: _fetchMicrosoftProfile,
                    child: Text('Fetch Profile')),
                if (Platform.isAndroid == true)
                  RaisedButton( onPressed: _loadAccount,
                      child: Text('Load account')),
                SizedBox(height: 8,),
                if (Platform.isAndroid == true)
                  Text( "Username: $_username"),
                SizedBox(height: 8,),
                Text( "Profile: $_msProfile"),
                SizedBox(height: 8,),
                Text( "Token: $_authToken"),
              ],
            ),
          ),
        )
      ),
    );
  }
}