Resolves #131

lib/entity.page.dart

@@ -1,9 +1,9 @@
 part of 'main.dart';
 
 class EntityViewPage extends StatefulWidget {
-  EntityViewPage({Key key, @required this.entity, @required this.homeAssistant }) : super(key: key);
+  EntityViewPage({Key key, @required this.entityId, @required this.homeAssistant }) : super(key: key);
 
-  final Entity entity;
+  final String entityId;
   final HomeAssistant homeAssistant;
 
   @override
@@ -12,21 +12,26 @@ class EntityViewPage extends StatefulWidget {
 
 class _EntityViewPageState extends State<EntityViewPage> {
   String _title;
+  StreamSubscription _refreshDataSubscription;
   StreamSubscription _stateSubscription;
 
   @override
   void initState() {
     super.initState();
     _stateSubscription = eventBus.on<StateChangedEvent>().listen((event) {
-      if (event.entityId == widget.entity.entityId) {
+      TheLogger.debug("State change event handled by entity page: ${event.entityId}");
+      if (event.entityId == widget.entityId) {
         setState(() {});
       }
     });
+    _refreshDataSubscription = eventBus.on<RefreshDataFinishedEvent>().listen((event) {
+      setState(() {});
+    });
     _prepareData();
   }
 
   void _prepareData() async {
-    _title = widget.entity.displayName;
+    _title = widget.homeAssistant.entities.get(widget.entityId).displayName;
   }
 
 
@@ -45,7 +50,7 @@ class _EntityViewPageState extends State<EntityViewPage> {
           padding: EdgeInsets.all(10.0),
           child: HomeAssistantModel(
               homeAssistant: widget.homeAssistant,
-              child: widget.entity.buildEntityPageWidget(context)
+              child: widget.homeAssistant.entities.get(widget.entityId).buildEntityPageWidget(context)
           )
       ),
     );
@@ -54,6 +59,7 @@ class _EntityViewPageState extends State<EntityViewPage> {
   @override
   void dispose(){
     if (_stateSubscription != null) _stateSubscription.cancel();
+    if (_refreshDataSubscription != null) _refreshDataSubscription.cancel();
     super.dispose();
   }
 }

lib/entity_widgets/state/switch_state.dart

@@ -24,7 +24,7 @@ class _SwitchStateWidgetState extends State<SwitchStateWidget> {
       setState(() {
         newState = entity.state;
         updatedHere = true;
-        TheLogger.debug("Timer@!!");
+        //TheLogger.debug("Timer@!!");
       });
     });
     eventBus.fire(new ServiceCallEvent(

lib/main.dart

@@ -156,6 +156,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
     _settingsLoaded = false;
     WidgetsBinding.instance.addObserver(this);
 
+    TheLogger.debug("<!!!> Creating new HomeAssistant instance");
     _homeAssistant = HomeAssistant();
 
     _settingsSubscription = eventBus.on<SettingsChangedEvent>().listen((event) {
@@ -221,7 +222,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
     if (_showEntityPageSubscription == null) {
       _showEntityPageSubscription =
           eventBus.on<ShowEntityPageEvent>().listen((event) {
-            _showEntityPage(event.entity);
+            _showEntityPage(event.entity.entityId);
           });
     }
 
@@ -241,7 +242,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
   _refreshData() async {
     _homeAssistant.updateSettings(_webSocketApiEndpoint, _password, _authType, _useLovelaceUI);
     _hideBottomBar();
-    _showInfoBottomBar(message: "Refreshing data...");
+    _showInfoBottomBar(message: "Refreshing...");
     await _homeAssistant.fetch().then((result) {
       _hideBottomBar();
     }).catchError((e) {
@@ -270,11 +271,11 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
     _homeAssistant.callService(domain, service, entityId, additionalParams).catchError((e) => _setErrorState(e));
   }
 
-  void _showEntityPage(Entity entity) {
+  void _showEntityPage(String entityId) {
     Navigator.push(
         context,
         MaterialPageRoute(
-          builder: (context) => EntityViewPage(entity: entity, homeAssistant: _homeAssistant),
+          builder: (context) => EntityViewPage(entityId: entityId, homeAssistant: _homeAssistant),
         )
     );
   }
@@ -386,7 +387,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver {
 
   void _showInfoBottomBar({@required String message}) {
     _bottomBarAction = Container(height: 0.0, width: 0.0,);
-    _bottomBarColor = Colors.blue.shade100;
+    _bottomBarColor = Colors.grey.shade50;
     setState(() {
       _bottomBarText = "$message";
       _showBottomBar = true;