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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.mynice.internal.discovery;
  14
  15 import static org.openhab.binding.mynice.internal.MyNiceBindingConstants.*;
  16
  17 import java.util.List;
  18 import java.util.Optional;
  19 import java.util.Set;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.openhab.binding.mynice.internal.handler.It4WifiHandler;
  24 import org.openhab.binding.mynice.internal.handler.MyNiceDataListener;
  25 import org.openhab.binding.mynice.internal.xml.dto.CommandType;
  26 import org.openhab.binding.mynice.internal.xml.dto.Device;
  27 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  28 import org.openhab.core.config.discovery.DiscoveryResult;
  29 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  30 import org.openhab.core.thing.ThingUID;
  31 import org.openhab.core.thing.binding.ThingHandler;
  32 import org.openhab.core.thing.binding.ThingHandlerService;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 /**
  37  * The {@link MyNiceDiscoveryService} is responsible for discovering all things
  38  * except the It4Wifi bridge itself
  39  *
  40  * @author Gaël L'hopital - Initial contribution
  41  */
  42 @NonNullByDefault
  43 public class MyNiceDiscoveryService extends AbstractDiscoveryService
  44         implements MyNiceDataListener, ThingHandlerService {
  45
  46     private static final int SEARCH_TIME = 5;
  47     private final Logger logger = LoggerFactory.getLogger(MyNiceDiscoveryService.class);
  48
  49     private Optional<It4WifiHandler> bridgeHandler = Optional.empty();
  50
  51     /**
  52      * Creates a MyNiceDiscoveryService with background discovery disabled.
  53      */
  54     public MyNiceDiscoveryService() {
  55         super(Set.of(THING_TYPE_SWING, THING_TYPE_SLIDING), SEARCH_TIME, false);
  56     }
  57
  58     @Override
  59     public void setThingHandler(ThingHandler handler) {
  60         if (handler instanceof It4WifiHandler it4Handler) {
  61             bridgeHandler = Optional.of(it4Handler);
  62         }
  63     }
  64
  65     @Override
  66     public @Nullable ThingHandler getThingHandler() {
  67         return bridgeHandler.orElse(null);
  68     }
  69
  70     @Override
  71     public void activate() {
  72         super.activate(null);
  73         bridgeHandler.ifPresent(h -> h.registerDataListener(this));
  74     }
  75
  76     @Override
  77     public void deactivate() {
  78         bridgeHandler.ifPresent(h -> h.unregisterDataListener(this));
  79         bridgeHandler = Optional.empty();
  80         super.deactivate();
  81     }
  82
  83     @Override
  84     public void onDataFetched(List<Device> devices) {
  85         bridgeHandler.ifPresent(handler -> {
  86             ThingUID bridgeUID = handler.getThing().getUID();
  87             devices.stream().filter(device -> device.type != null).forEach(device -> {
  88                 ThingUID thingUID = switch (device.type) {
  89                     case SWING -> new ThingUID(THING_TYPE_SWING, bridgeUID, device.id);
  90                     case SLIDING -> new ThingUID(THING_TYPE_SLIDING, bridgeUID, device.id);
  91                     default -> null;
  92                 };
  93
  94                 if (thingUID != null) {
  95                     DiscoveryResult discoveryResult = DiscoveryResultBuilder.create(thingUID).withBridge(bridgeUID)
  96                             .withLabel(String.format("%s %s", device.manuf, device.prod))
  97                             .withRepresentationProperty(DEVICE_ID).withProperty(DEVICE_ID, device.id).build();
  98                     thingDiscovered(discoveryResult);
  99                 } else {
 100                     logger.info("`{}` type of device is not yet supported", device.type);
 101                 }
 102             });
 103         });
 104     }
 105
 106     @Override
 107     protected void startScan() {
 108         bridgeHandler.ifPresent(h -> h.sendCommand(CommandType.INFO));
 109     }
 110 }