WIP #308

lib/entity_class/entity.class.dart

@@ -67,6 +67,7 @@ class Entity {
   String state;
   String displayState;
   DateTime _lastUpdated;
+  String thumbnailBase64;
 
   List<Entity> childEntities = [];
   List<String> attributesToShow = ["all"];

lib/entity_widgets/entity_icon.dart

@@ -1,13 +1,19 @@
 part of '../main.dart';
 
-class EntityIcon extends StatelessWidget {
+class EntityIcon extends StatefulWidget {
 
   final EdgeInsetsGeometry padding;
   final double size;
   final Color color;
 
-  const EntityIcon({Key key, this.color, this.size: Sizes.iconSize, this.padding: const EdgeInsets.fromLTRB(
-      Sizes.leftWidgetPadding, 0.0, 12.0, 0.0)}) : super(key: key);
+  EntityIcon({Key key, this.padding: const EdgeInsets.fromLTRB(
+      Sizes.leftWidgetPadding, 0.0, 12.0, 0.0), this.size: Sizes.iconSize, this.color}) : super(key: key);
+
+  @override
+  _EntityIconState createState() => _EntityIconState();
+}
+
+class _EntityIconState extends State<EntityIcon> {
 
   int getDefaultIconByEntityId(String entityId, String deviceClass, String state) {
     String domain = entityId.split(".")[0];
@@ -24,13 +30,24 @@ class EntityIcon extends StatelessWidget {
     }
   }
 
-  Widget buildIcon(EntityWrapper data, Color color) {
+  Widget buildIcon(HomeAssistantModel homeAssistantModel, EntityWrapper data, Color color) {
     if (data == null) {
-      return null;
+      return Container(width: widget.size, height: widget.size,);
     }
-    if (data.entity.entityPicture != null) {
+    if ((data.entity.domain == "camera" || data.entity.domain == "media_player") && data.entity.thumbnailBase64 == null) {
+      homeAssistantModel.homeAssistant.updateEntityThumbnail(data.entity);
+    }
+    if (data.entity.thumbnailBase64 != null) {
       return CircleAvatar(
-        radius: size/2,
+        radius: widget.size/2,
+        backgroundColor: Colors.white,
+        backgroundImage: MemoryImage(
+          Base64Codec().decode(data.entity.thumbnailBase64),
+        )
+      );
+    } else if (data.entity.entityPicture != null && data.entity.domain != "camera" && data.entity.domain != "media_player") {
+      return CircleAvatar(
+        radius: widget.size/2,
         backgroundColor: Colors.white,
         backgroundImage: CachedNetworkImageProvider(
           "$homeAssistantWebHost${data.entity.entityPicture}",
@@ -47,7 +64,7 @@ class EntityIcon extends StatelessWidget {
       }
       return Icon(
         IconData(iconCode, fontFamily: 'Material Design Icons'),
-        size: size,
+        size: widget.size,
         color: color,
       );
     }
@@ -56,11 +73,13 @@ class EntityIcon extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final EntityWrapper entityWrapper = EntityModel.of(context).entityWrapper;
+    final HomeAssistantModel homeAssistantModel = HomeAssistantModel.of(context);
     return Padding(
-      padding: padding,
+      padding: widget.padding,
       child: buildIcon(
+          homeAssistantModel,
           entityWrapper,
-          color ?? EntityColor.stateColor(entityWrapper.entity.state)
+          widget.color ?? EntityColor.stateColor(entityWrapper.entity.state)
       ),
     );
   }

lib/home_assistant.class.dart

@@ -210,11 +210,7 @@ class HomeAssistant {
       _completeConnecting({"errorCode": 6, "errorMessage": "${data["message"]}"});
     } else if (data["type"] == "result") {
       Logger.d("[Received] <== id:${data["id"]}, ${data['success'] ? 'success' : 'error'}");
-      if (data["success"]) {
       _messageResolver[data["id"]]?.complete(data);
-      } else {
-        _messageResolver[data["id"]]?.completeError(data["error"]["message"]);
-      }
       _messageResolver.remove(data["id"]);
     } else if (data["type"] == "event") {
       if ((data["event"] != null) && (data["event"]["event_type"] == "state_changed")) {
@@ -257,6 +253,30 @@ class HomeAssistant {
     await _sendInitialMessage("get_services").then((data) => Logger.d("We actually don`t need the list of servcies for now"));
   }
 
+  Future updateEntityThumbnail(Entity entity) async {
+    if (entity.thumbnailBase64 == null) {
+      _incrementMessageId();
+      _messageResolver[_currentMessageId] = Completer();
+      String type;
+      if (entity.domain == "camera") {
+        type = "camera_thumbnail";
+      } else if (entity.domain == "media_player") {
+        type = "media_player_thumbnail";
+      }
+      _send('{"id": $_currentMessageId, "type": "$type", "entity_id": "${entity.entityId}"}', false);
+      await _messageResolver[_currentMessageId].future.then((data){
+        if (data['success']) {
+          Logger.d("Got entity thumbnail for ${entity
+              .entityId}. Content-type: ${data['result']['content_type']}");
+          if (!data['result']['content_type'].contains('xml')) {
+            entity.thumbnailBase64 = data['result']['content'];
+          }
+        }
+      });
+    }
+
+  }
+
   _incrementMessageId() {
     _currentMessageId += 1;
   }

lib/main.dart

@@ -649,10 +649,7 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
         primary: false,
         drawer: _buildAppDrawer(),
         bottomNavigationBar: bottomBar,
-        body: HomeAssistantModel(
-          child: _buildScaffoldBody(true),
-          homeAssistant: _homeAssistant,
-        )
+        body: _buildScaffoldBody(true)
       );
     } else {
       return Scaffold(
@@ -660,7 +657,10 @@ class _MainPageState extends State<MainPage> with WidgetsBindingObserver, Ticker
         drawer: _buildAppDrawer(),
         primary: false,
         bottomNavigationBar: bottomBar,
-        body: _buildScaffoldBody(false),
+        body: HomeAssistantModel(
+          child: _buildScaffoldBody(false),
+          homeAssistant: _homeAssistant
+        ),
       );
     }
   }

lib/mdi.class.dart

@@ -22,6 +22,7 @@ class MaterialDesignIcons {
     "cover.closed": "mdi:window-closed",
     "cover.closing": "mdi:window-open",
     "cover.opening": "mdi:window-open",
+    "camera": "mdi:cctv",
     "lock.locked": "mdi:lock",
     "lock.unlocked": "mdi:lock-open",
     "fan": "mdi:fan",