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   1 /**
   2  * Copyright (c) 2010-2024 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.hydrawise.internal.discovery;
  14
  15 import java.util.Date;
  16 import java.util.List;
  17 import java.util.Set;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.openhab.binding.hydrawise.internal.HydrawiseBindingConstants;
  22 import org.openhab.binding.hydrawise.internal.HydrawiseControllerListener;
  23 import org.openhab.binding.hydrawise.internal.api.graphql.dto.Controller;
  24 import org.openhab.binding.hydrawise.internal.api.graphql.dto.Customer;
  25 import org.openhab.binding.hydrawise.internal.handler.HydrawiseAccountHandler;
  26 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  27 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  28 import org.openhab.core.thing.ThingUID;
  29 import org.openhab.core.thing.binding.ThingHandler;
  30 import org.openhab.core.thing.binding.ThingHandlerService;
  31 import org.osgi.service.component.annotations.Component;
  32
  33 /**
  34  *
  35  * @author Dan Cunningham - Initial contribution
  36  *
  37  */
  38
  39 @NonNullByDefault
  40 @Component(service = ThingHandlerService.class)
  41 public class HydrawiseCloudControllerDiscoveryService extends AbstractDiscoveryService
  42         implements HydrawiseControllerListener, ThingHandlerService {
  43
  44     private static final int TIMEOUT = 5;
  45     @Nullable
  46     HydrawiseAccountHandler handler;
  47
  48     public HydrawiseCloudControllerDiscoveryService() {
  49         super(Set.of(HydrawiseBindingConstants.THING_TYPE_CONTROLLER), TIMEOUT, true);
  50     }
  51
  52     @Override
  53     protected void startScan() {
  54         HydrawiseAccountHandler localHandler = this.handler;
  55         if (localHandler != null) {
  56             Customer data = localHandler.lastData();
  57             if (data != null) {
  58                 data.controllers.forEach(controller -> addDiscoveryResults(controller));
  59             }
  60         }
  61     }
  62
  63     @Override
  64     public void deactivate() {
  65         HydrawiseAccountHandler localHandler = this.handler;
  66         if (localHandler != null) {
  67             removeOlderResults(new Date().getTime(), localHandler.getThing().getUID());
  68         }
  69     }
  70
  71     @Override
  72     protected synchronized void stopScan() {
  73         super.stopScan();
  74         HydrawiseAccountHandler localHandler = this.handler;
  75         if (localHandler != null) {
  76             removeOlderResults(getTimestampOfLastScan(), localHandler.getThing().getUID());
  77         }
  78     }
  79
  80     @Override
  81     public void onData(List<Controller> controllers) {
  82         controllers.forEach(controller -> addDiscoveryResults(controller));
  83     }
  84
  85     @Override
  86     public void setThingHandler(ThingHandler handler) {
  87         this.handler = (HydrawiseAccountHandler) handler;
  88         this.handler.addControllerListeners(this);
  89     }
  90
  91     @Override
  92     public @Nullable ThingHandler getThingHandler() {
  93         return handler;
  94     }
  95
  96     private void addDiscoveryResults(Controller controller) {
  97         HydrawiseAccountHandler localHandler = this.handler;
  98         if (localHandler != null) {
  99             String label = String.format("Hydrawise Controller %s", controller.name);
 100             int id = controller.id;
 101             ThingUID bridgeUID = localHandler.getThing().getUID();
 102             ThingUID thingUID = new ThingUID(HydrawiseBindingConstants.THING_TYPE_CONTROLLER, bridgeUID,
 103                     String.valueOf(id));
 104             thingDiscovered(DiscoveryResultBuilder.create(thingUID).withLabel(label).withBridge(bridgeUID)
 105                     .withProperty(HydrawiseBindingConstants.CONFIG_CONTROLLER_ID, id)
 106                     .withRepresentationProperty(HydrawiseBindingConstants.CONFIG_CONTROLLER_ID).build());
 107         }
 108     }
 109 }