WIP #48 Notifications

lib/auth_manager.class.dart

@@ -10,7 +10,7 @@ class AuthManager {
 
   AuthManager._internal();
 
-  Future getTempToken({String httpWebHost, String oauthUrl}) {
+  Future getTempToken({String oauthUrl}) {
     Completer completer = Completer();
     final flutterWebviewPlugin = new FlutterWebviewPlugin();
     flutterWebviewPlugin.onUrlChanged.listen((String url) {
@@ -18,7 +18,6 @@ class AuthManager {
         String authCode = url.split("=")[1];
         Logger.d("We have auth code. Getting temporary access token...");
         Connection().sendHTTPPost(
-            host: httpWebHost,
             endPoint: "/auth/token",
             contentType: "application/x-www-form-urlencoded",
             includeAuthHeader: false,

lib/connection.class.dart

@@ -54,7 +54,6 @@ class Connection {
       oauthUrl = "$httpWebHost/auth/authorize?client_id=${Uri.encodeComponent('http://ha-client.homemade.systems/')}&redirect_uri=${Uri.encodeComponent('http://ha-client.homemade.systems/service/auth_callback.html')}";
       if (_token == null) {
         await AuthManager().getTempToken(
-            httpWebHost: httpWebHost,
             oauthUrl: oauthUrl
         ).then((token) {
           Logger.d("Token from AuthManager recived");
@@ -311,16 +310,16 @@ class Connection {
     }
   }
 
-  Future sendHTTPPost({String host, String endPoint, String data, String contentType: "application/json", bool includeAuthHeader: true, String authToken}) async {
+  Future sendHTTPPost({String endPoint, String data, String contentType: "application/json", bool includeAuthHeader: true}) async {
     Completer completer = Completer();
-    String url = "$host$endPoint";
+    String url = "$httpWebHost$endPoint";
     Logger.d("[Sending] ==> $url");
     Map<String, String> headers = {};
     if (contentType != null) {
       headers["Content-Type"] = contentType;
     }
     if (includeAuthHeader) {
-      headers["authorization"] = "Bearer $authToken";
+      headers["authorization"] = "Bearer $_token";
     }
     http.post(
         url,

lib/main.dart

@@ -168,15 +168,25 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
   StreamSubscription _startAuthSubscription;
   StreamSubscription _reloadUISubscription;
   int _previousViewCount;
-  //final FirebaseMessaging _firebaseMessaging = FirebaseMessaging();
+  final FirebaseMessaging _firebaseMessaging = FirebaseMessaging();
 
   @override
   void initState() {
     super.initState();
-    //widget.homeAssistant = HomeAssistant();
-    //_settingsLoaded = false;
     WidgetsBinding.instance.addObserver(this);
 
+    _firebaseMessaging.configure(
+        onLaunch: (data) {
+          Logger.d("Notification [onLaunch]: $data");
+        },
+        onMessage: (data) {
+          Logger.d("Notification [onMessage]: $data");
+        },
+        onResume: (data) {
+          Logger.d("Notification [onResume]: $data");
+        }
+    );
+
     _settingsSubscription = eventBus.on<SettingsChangedEvent>().listen((event) {
       Logger.d("Settings change event: reconnect=${event.reconnect}");
       if (event.reconnect) {
@@ -187,9 +197,9 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
     _initialLoad();
   }
 
-  void _initialLoad() {
+  void _initialLoad() async {
     _showInfoBottomBar(progress: true,);
-    _subscribe();
+    await _subscribe();
     widget.homeAssistant.init().then((_){
       _fetchData();
     }, onError: (e) {
@@ -230,7 +240,8 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
     }
   }
 
-  _subscribe() {
+  Future _subscribe() {
+    Completer completer = Completer();
     if (_stateSubscription == null) {
       _stateSubscription = eventBus.on<StateChangedEvent>().listen((event) {
         if (event.needToRebuildUI) {
@@ -273,26 +284,20 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
       });
     }
 
-
-
-    /*_firebaseMessaging.getToken().then((String token) {
+    _firebaseMessaging.getToken().then((String token) {
       //Logger.d("FCM token: $token");
-      widget.homeAssistant.sendHTTPPost(
+      widget.homeAssistant.connection.sendHTTPPost(
           endPoint: '/api/notify.fcm-android',
-          jsonData:  '{"token": "$token"}'
-      );
+          data:  '{"token": "$token"}'
+      ).then((_) {
+        Logger.d("Notificatin listener registered.");
+        completer.complete();
+      });
+    }).catchError((e) {
+      Logger.e("Error registering notification listener: ${e.toString()}");
+      completer.complete();
     });
-    _firebaseMessaging.configure(
-        onLaunch: (data) {
-          Logger.d("Notification [onLaunch]: $data");
-        },
-        onMessage: (data) {
-          Logger.d("Notification [onMessage]: $data");
-        },
-        onResume: (data) {
-          Logger.d("Notification [onResume]: $data");
-        }
-    );*/
+    return completer.future;
   }
 
   void _showOAuth() {