pubspec.yaml : add flushbar dependencie | lib : delete HomeLog.dart, add endi.dart (start only if deeplink is clicked), add bloc.dart (manage deeplink fonctionnality) | ios/Runner/info.plist : add endi URIs | android/app/src/main/AndroidManifest.xml : add endi URIs | android/app/src/main/kotlin/fr.astrolabe.astronote_app/MainActivity.kt : update to manage deeplink fonctionnality

android/app/src/main/kotlin/fr/astrolabe/astronote_app/MainActivity.kt

@@ -1,6 +1,69 @@
 package fr.astrolabe.astronote_app
 
+import android.content.BroadcastReceiver
+import android.os.Bundle
+import android.content.Context
+import android.content.Intent
+import androidx.annotation.NonNull
 import io.flutter.embedding.android.FlutterActivity
+import io.flutter.embedding.engine.FlutterEngine
+import io.flutter.plugin.common.EventChannel
+import io.flutter.plugin.common.EventChannel.EventSink
+import io.flutter.plugin.common.MethodChannel
+import io.flutter.plugins.GeneratedPluginRegistrant
 
 class MainActivity : FlutterActivity() {
+
+    private val CHANNEL = "https://demo.endi.coop"
+    private val EVENTS = "https://demo.endi.coop/login?nextpage=%2F"
+    private var startString: String? = null
+    private var linksReceiver: BroadcastReceiver? = null
+
+    override fun configureFlutterEngine(@NonNull flutterEngine: FlutterEngine) {
+        GeneratedPluginRegistrant.registerWith(flutterEngine)
+
+        MethodChannel(flutterEngine.dartExecutor, CHANNEL).setMethodCallHandler { call, result ->
+            if (call.method == "initialLink") {
+                if (startString != null) {
+                    result.success(startString)
+                }
+            }
+        }
+
+        EventChannel(flutterEngine.dartExecutor, EVENTS).setStreamHandler(
+                object : EventChannel.StreamHandler {
+                    override fun onListen(args: Any?, events: EventSink) {
+                        linksReceiver = createChangeReceiver(events)
+                    }
+
+                    override fun onCancel(args: Any?) {
+                        linksReceiver = null
+                    }
+                }
+        )
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val intent = getIntent()
+        startString = intent.data?.toString()
+    }
+
+    override fun onNewIntent(intent: Intent) {
+        super.onNewIntent(intent)
+        if (intent.action === Intent.ACTION_VIEW) {
+            linksReceiver?.onReceive(this.applicationContext, intent)
+        }
+    }
+
+    fun createChangeReceiver(events: EventSink): BroadcastReceiver? {
+        return object : BroadcastReceiver() {
+            override fun onReceive(context: Context, intent: Intent) { // assuming intent.getAction() is Intent.ACTION_VIEW
+                val dataString = intent.dataString
+                        ?: events.error("UNAVAILABLE", "Link unavailable", null)
+                events.success(dataString)
+            }
+        }
+    }
 }

ios/Runner/Info.plist

@@ -41,5 +41,9 @@
 	</array>
 	<key>UIViewControllerBasedStatusBarAppearance</key>
 	<false/>
+	<key>com.apple.developer.associated-domains</key>
+    <array>
+        <string>applinks:demo.endi.coop</string>
+    </array>
 </dict>
 </plist>

lib/bloc.dart

@@ -0,0 +1,48 @@
+import 'dart:async';
+
+import 'package:flutter/services.dart';
+
+abstract class Bloc {
+  void dispose();
+}
+
+class DeepLinkBloc extends Bloc {
+  //Event Channel creation
+  static const stream =
+      const EventChannel('https://demo.endi.coop/login?nextpage=%2F');
+
+ //Method channel creation
+  static const platform = const MethodChannel('https://demo.endi.coop');
+
+  StreamController<String> _stateController = StreamController();
+
+  Stream<String> get state => _stateController.stream;
+
+  Sink<String> get stateSink => _stateController.sink;
+
+  //Adding the listener into contructor
+  DeepLinkBloc() {
+    //Checking application start by deep link
+    startUri().then(_onRedirected);
+    //Checking broadcast stream, if deep link was clicked in opened appication
+    stream.receiveBroadcastStream().listen((d) => _onRedirected(d));
+  }
+
+  _onRedirected(String uri) {
+    // Throw deep link URI into the BloC's stream
+    stateSink.add(uri);
+  }
+
+  @override
+  void dispose() {
+    _stateController.close();
+  }
+
+  Future<String> startUri() async {
+    try {
+      return platform.invokeMethod('initialLink');
+    } on PlatformException catch (e) {
+      return "Failed to Invoke: '${e.message}'.";
+    }
+  }
+}

lib/endi.dart

@@ -1,21 +1,28 @@
-import 'package:provider/provider.dart';
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'bloc.dart';
 import 'package:url_launcher/url_launcher.dart';
+import 'package:flushbar/flushbar.dart';
 
-class HomeLog extends StatefulWidget {
+class EndiLog extends StatefulWidget {
   @override
-  _HomeLogState createState() => _HomeLogState();
+  _EndiLogState createState() => _EndiLogState();
 }
 
-class _HomeLogState extends State<HomeLog> {
+class _EndiLogState extends State<EndiLog> {
   TextStyle style = TextStyle(fontFamily: 'Varela Round', fontSize: 20.0);
-  final GlobalKey<ScaffoldState> _globalKey = GlobalKey<ScaffoldState>();
 
   @override
   Widget build(BuildContext context) {
-    return Scaffold(
-      key: _globalKey,
-      body: SingleChildScrollView(
+    DeepLinkBloc _bloc = Provider.of<DeepLinkBloc>(context);
+    return StreamBuilder<String>(
+        stream: _bloc.state,
+        builder: (context, snapshot) {
+          if (!snapshot.hasData) {
+            return Container(
+                child: Center(child: Text('No deep link was used  ')));
+          } else {
+            return SingleChildScrollView(
               child: Container(
                 height: MediaQuery.of(context).size.height,
                 color: Colors.white,
@@ -23,10 +30,10 @@ class _HomeLogState extends State<HomeLog> {
                   padding: EdgeInsets.all(50),
                   child: Column(
                     children: <Widget>[
-                SizedBox(height: 40),
+//                  SizedBox(height: 40),
                       _logoApp(),
                       _titleApp(),
-                SizedBox(height: 90),
+                      SizedBox(height: 80),
                       _emailField(),
                       SizedBox(height: 30),
                       _passwordField(),
@@ -34,15 +41,17 @@ class _HomeLogState extends State<HomeLog> {
                       _logButton(),
                       SizedBox(height: 70),
                       _enDIUrl(),
-                SizedBox(height: 10),
+                      SizedBox(height: 5),
                       _astrolabeUrl()
                     ],
                   ),
                 ),
               ),
-      ),
             );
           }
+        });
+  }
+
   Widget _logoApp() {
     return SizedBox(
       height: 100.0,
@@ -99,18 +108,22 @@ class _HomeLogState extends State<HomeLog> {
         ));
   }
 
+  void showErrorFlushbar(BuildContext context) {
+    Flushbar(
+      message: "Impossible d'ouvrir le lien",
+      backgroundColor: Colors.red[300],
+      duration: Duration(seconds: 3),
+      // Show it with a cascading operator
+    )..show(context);
+  }
+
   void _launchLinkEnDI() async {
     const url = "https://endi.coop";
 
     if (await canLaunch(url)) {
       await launch(url);
     } else {
-      final snack = SnackBar(
-        content: Text("Impossible de lancer le lien"),
-        duration: Duration(seconds: 4),
-        backgroundColor: Colors.red[300],
-      );
-      _globalKey.currentState.showSnackBar(snack);
+      showErrorFlushbar(context);
     }
   }
 
@@ -120,12 +133,7 @@ class _HomeLogState extends State<HomeLog> {
     if (await canLaunch(url)) {
       await launch(url);
     } else {
-      final snack = SnackBar(
-        content: Text("Impossible de lancer le lien"),
-        duration: Duration(seconds: 4),
-        backgroundColor: Colors.red[300],
-      );
-      _globalKey.currentState.showSnackBar(snack);
+      showErrorFlushbar(context);
     }
   }
 
@@ -154,5 +162,4 @@ class _HomeLogState extends State<HomeLog> {
       ),
     );
   }
-
 }

lib/main.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
-import 'views/HomeLog.dart';
+import 'bloc.dart';
+import 'package:provider/provider.dart';
+import 'endi.dart';
 
 void main() => runApp(MyApp());
 
@@ -7,11 +9,14 @@ class MyApp extends StatelessWidget {
   // This widget is the root of your application.
   @override
   Widget build(BuildContext context) {
+    DeepLinkBloc _bloc = DeepLinkBloc();
+
     return MaterialApp(
-      home: HomeLog(),
         debugShowCheckedModeBanner: false,
-    );
+        home: Scaffold(
+            body: Provider<DeepLinkBloc>(
+                create: (context) => _bloc,
+                dispose: (context, bloc) => bloc.dispose(),
+                child: EndiLog())));
   }
 }
-
-

pubspec.lock

@@ -64,13 +64,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.3"
-  email_validator:
+  flushbar:
     dependency: "direct main"
     description:
-      name: email_validator
+      name: flushbar
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
+    version: "1.10.4"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -267,5 +267,5 @@ packages:
     source: hosted
     version: "3.6.1"
 sdks:
-  dart: ">=2.7.0 <3.0.0"
+  dart: ">=2.7.2 <3.0.0"
   flutter: ">=1.16.0 <2.0.0"

pubspec.yaml

@@ -24,7 +24,7 @@ dependencies:
   flutter:
     sdk: flutter
   provider: ^4.3.1
-  email_validator: '^1.0.0'
+  flushbar: ^1.10.4
   url_launcher: ^5.5.0
 
   # The following adds the Cupertino Icons font to your application.