[samsungtv] Make use of representation property in discovery (openhab…

…#7936)

Contributes to openhab#6317 and should hide a result if there is already a thing
defined which does not have the same ThingUID but points to the same TV.

Signed-off-by: Stefan Triller <github@stefantriller.de>
Signed-off-by: Daan Meijer <daan@studioseptember.nl>

bundles/org.openhab.binding.samsungtv/src/main/java/org/openhab/binding/samsungtv/internal/discovery/SamsungTvDiscoveryParticipant.java

@@ -57,7 +57,7 @@ public Set<ThingTypeUID> getSupportedThingTypeUIDs() {
  properties.put(HOST_NAME, device.getIdentity().getDescriptorURL().getHost());
 
  DiscoveryResult result = DiscoveryResultBuilder.create(uid).withProperties(properties)
- .withLabel(getLabel(device)).build();
+ .withRepresentationProperty(HOST_NAME).withLabel(getLabel(device)).build();
 
  logger.debug("Created a DiscoveryResult for device '{}' with UDN '{}' and properties: {}",
  device.getDetails().getModelDetails().getModelName(),

bundles/org.openhab.binding.samsungtv/src/main/resources/ESH-INF/thing/thing-types.xml

@@ -28,6 +28,8 @@
  <channel id="sourceApp" typeId="sourceapp"/>
  </channels>
 
+ <representation-property>hostName</representation-property>
+
  <config-description-ref uri="thing-type:samsungtv:tv"/>
  </thing-type>