light on/off: fix timing / prevent unnecessary updates

ioBroker · Feb 10, 2024 · 12ca739 · 12ca739
1 parent 4bebfd1
commit 12ca739
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/lib/converters/light.js b/lib/converters/light.js
@@ -45,6 +45,7 @@ const SUPPORT_EFFECT = 4;
 
 async function readAttributesOnSwitchOn(entity) {
     const attributeValues = {};
+    let updated = false;
     for (const attr of Object.values(entity.context.ATTRIBUTES)) {
         const id = attr.getId || attr.setId;
         if (id) {
@@ -62,12 +63,15 @@ async function readAttributesOnSwitchOn(entity) {
         for (const [name, attribute] of Object.entries(attributeValues)) {
             if (entity.attributes[name] === null) { //if not updated, set value read:
                 entity.attributes[name] = attribute;
+                updated = true;
             }
         }
     }
 
     //now tell frontend about update:
-    adapterData.server.updateEntityInFrontend(entity);
+    if (updated) {
+        adapterData.server.updateEntityInFrontend(entity);
+    }
 }
 
 function _lightAdvancedAddState(states, objects, entity) {