Implement TimeSeriesProfile (openhab#15873)

Signed-off-by: Jacob Laursen <[email protected]>
Signed-off-by: Jørgen Austvik <[email protected]>

bundles/org.openhab.transform.vat/src/main/java/org/openhab/transform/vat/internal/profile/VATTransformationProfile.java

@@ -23,12 +23,13 @@
 import org.openhab.core.thing.profiles.ProfileCallback;
 import org.openhab.core.thing.profiles.ProfileContext;
 import org.openhab.core.thing.profiles.ProfileTypeUID;
-import org.openhab.core.thing.profiles.StateProfile;
+import org.openhab.core.thing.profiles.TimeSeriesProfile;
 import org.openhab.core.transform.TransformationException;
 import org.openhab.core.transform.TransformationHelper;
 import org.openhab.core.transform.TransformationService;
 import org.openhab.core.types.Command;
 import org.openhab.core.types.State;
+import org.openhab.core.types.TimeSeries;
 import org.openhab.core.types.Type;
 import org.openhab.core.types.UnDefType;
 import org.openhab.transform.vat.internal.config.VATConfig;
@@ -41,7 +42,7 @@
  * @author Jacob Laursen - Initial contribution
  */
 @NonNullByDefault
-public class VATTransformationProfile implements StateProfile {
+public class VATTransformationProfile implements TimeSeriesProfile {
 
     private final Logger logger = LoggerFactory.getLogger(VATTransformationProfile.class);
 
@@ -83,6 +84,14 @@ public void onStateUpdateFromHandler(State state) {
         callback.sendUpdate((State) transformState(state));
     }
 
+    @Override
+    public void onTimeSeriesFromHandler(TimeSeries timeSeries) {
+        TimeSeries transformedTimeSeries = new TimeSeries(timeSeries.getPolicy());
+        timeSeries.getStates()
+                .forEach(entry -> transformedTimeSeries.add(entry.timestamp(), (State) transformState(entry.state())));
+        callback.sendTimeSeries(transformedTimeSeries);
+    }
+
     private Type transformState(Type state) {
         String result = state.toFullString();
         String percentage = getVATPercentage();