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   1 /**
   2  * Copyright (c) 2010-2022 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.groheondus.internal.discovery;
  14
  15 import static org.openhab.binding.groheondus.internal.GroheOndusBindingConstants.THING_TYPE_SENSE;
  16 import static org.openhab.binding.groheondus.internal.GroheOndusBindingConstants.THING_TYPE_SENSEGUARD;
  17
  18 import java.io.IOException;
  19 import java.util.ArrayList;
  20 import java.util.Collections;
  21 import java.util.HashMap;
  22 import java.util.List;
  23 import java.util.Map;
  24 import java.util.stream.Collectors;
  25 import java.util.stream.Stream;
  26
  27 import org.eclipse.jdt.annotation.NonNullByDefault;
  28 import org.openhab.binding.groheondus.internal.handler.GroheOndusAccountHandler;
  29 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  30 import org.openhab.core.config.discovery.DiscoveryResult;
  31 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  32 import org.openhab.core.thing.ThingUID;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 import io.github.floriansw.ondus.api.OndusService;
  37 import io.github.floriansw.ondus.api.model.BaseAppliance;
  38
  39 /**
  40  * @author Florian Schmidt - Initial contribution
  41  */
  42 @NonNullByDefault
  43 public class GroheOndusDiscoveryService extends AbstractDiscoveryService {
  44     private static final String PROPERTY_APPLIANCE_ID = "applianceId";
  45
  46     private static final String PROPERTY_ROOM_ID = "roomId";
  47
  48     private static final String PROPERTY_LOCATION_ID = "locationId";
  49
  50     private final Logger logger = LoggerFactory.getLogger(GroheOndusDiscoveryService.class);
  51
  52     private final GroheOndusAccountHandler bridgeHandler;
  53
  54     public GroheOndusDiscoveryService(GroheOndusAccountHandler bridgeHandler) {
  55         super(Collections
  56                 .unmodifiableSet(Stream.of(THING_TYPE_SENSE, THING_TYPE_SENSEGUARD).collect(Collectors.toSet())), 30);
  57         logger.debug("initialize discovery service");
  58         this.bridgeHandler = bridgeHandler;
  59         this.activate(null);
  60     }
  61
  62     @Override
  63     protected void startScan() {
  64         // Remove old results - or they will stay there forever
  65         removeOlderResults(getTimestampOfLastScan(), null, bridgeHandler.getThing().getUID());
  66
  67         OndusService service;
  68         try {
  69             service = bridgeHandler.getService();
  70         } catch (IllegalStateException e) {
  71             logger.debug("No instance of OndusService given.", e);
  72             return;
  73         }
  74         List<BaseAppliance> discoveredAppliances = new ArrayList<>();
  75         try {
  76             discoveredAppliances = service.appliances();
  77         } catch (IOException e) {
  78             logger.debug("Could not discover appliances.", e);
  79         }
  80
  81         discoveredAppliances.forEach(appliance -> {
  82             ThingUID bridgeUID = bridgeHandler.getThing().getUID();
  83             ThingUID thingUID = null;
  84             switch (appliance.getType()) {
  85                 case io.github.floriansw.ondus.api.model.guard.Appliance.TYPE:
  86                     thingUID = new ThingUID(THING_TYPE_SENSEGUARD, bridgeUID, appliance.getApplianceId());
  87                     break;
  88                 case io.github.floriansw.ondus.api.model.sense.Appliance.TYPE:
  89                     thingUID = new ThingUID(THING_TYPE_SENSE, bridgeUID, appliance.getApplianceId());
  90                     break;
  91                 default:
  92                     return;
  93             }
  94
  95             Map<String, Object> properties = new HashMap<>();
  96             properties.put(PROPERTY_LOCATION_ID, appliance.getRoom().getLocation().getId());
  97             properties.put(PROPERTY_ROOM_ID, appliance.getRoom().getId());
  98             properties.put(PROPERTY_APPLIANCE_ID, appliance.getApplianceId());
  99
 100             DiscoveryResult discoveryResult = DiscoveryResultBuilder.create(thingUID).withProperties(properties)
 101                     .withBridge(bridgeUID).withLabel(appliance.getName())
 102                     .withRepresentationProperty(PROPERTY_APPLIANCE_ID).build();
 103
 104             thingDiscovered(discoveryResult);
 105         });
 106     }
 107 }