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   1 /**
   2  * Copyright (c) 2010-2021 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.jablotron.internal.discovery;
  14
  15 import static org.openhab.binding.jablotron.JablotronBindingConstants.*;
  16
  17 import java.util.HashMap;
  18 import java.util.List;
  19 import java.util.Map;
  20 import java.util.Set;
  21 import java.util.concurrent.ScheduledFuture;
  22 import java.util.concurrent.TimeUnit;
  23
  24 import org.eclipse.jdt.annotation.NonNullByDefault;
  25 import org.eclipse.jdt.annotation.Nullable;
  26 import org.openhab.binding.jablotron.internal.handler.JablotronBridgeHandler;
  27 import org.openhab.binding.jablotron.internal.model.JablotronDiscoveredService;
  28 import org.openhab.core.config.discovery.*;
  29 import org.openhab.core.thing.ThingStatus;
  30 import org.openhab.core.thing.ThingTypeUID;
  31 import org.openhab.core.thing.ThingUID;
  32 import org.openhab.core.thing.binding.ThingHandler;
  33 import org.openhab.core.thing.binding.ThingHandlerService;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 /**
  38  * The {@link JablotronDiscoveryService} is responsible for the thing discovery
  39  * process.
  40  *
  41  * @author Ondrej Pecta - Initial contribution
  42  */
  43 @NonNullByDefault
  44 public class JablotronDiscoveryService extends AbstractDiscoveryService
  45         implements DiscoveryService, ThingHandlerService {
  46     private final Logger logger = LoggerFactory.getLogger(JablotronDiscoveryService.class);
  47
  48     private @Nullable JablotronBridgeHandler bridgeHandler;
  49
  50     private @Nullable ScheduledFuture<?> discoveryJob = null;
  51
  52     public JablotronDiscoveryService() {
  53         super(DISCOVERY_TIMEOUT_SEC);
  54         logger.debug("Creating discovery service");
  55     }
  56
  57     private void startDiscovery() {
  58         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
  59         if (localBridgeHandler != null && ThingStatus.ONLINE == localBridgeHandler.getThing().getStatus()) {
  60             discoverServices();
  61         }
  62     }
  63
  64     @Override
  65     public void setThingHandler(@Nullable ThingHandler thingHandler) {
  66         if (thingHandler instanceof JablotronBridgeHandler) {
  67             bridgeHandler = (JablotronBridgeHandler) thingHandler;
  68         }
  69     }
  70
  71     @Override
  72     public @Nullable ThingHandler getThingHandler() {
  73         return bridgeHandler;
  74     }
  75
  76     @Override
  77     protected void stopBackgroundDiscovery() {
  78         super.stopBackgroundDiscovery();
  79         ScheduledFuture<?> localDiscoveryJob = discoveryJob;
  80         if (localDiscoveryJob != null) {
  81             localDiscoveryJob.cancel(true);
  82         }
  83     }
  84
  85     @Override
  86     protected void startBackgroundDiscovery() {
  87         logger.debug("Starting Jablotron background discovery");
  88         ScheduledFuture<?> localDiscoveryJob = discoveryJob;
  89         if (localDiscoveryJob == null || localDiscoveryJob.isCancelled()) {
  90             discoveryJob = scheduler.scheduleWithFixedDelay(this::startDiscovery, 10, 3600, TimeUnit.SECONDS);
  91         }
  92     }
  93
  94     @Override
  95     public void activate() {
  96         super.activate(null);
  97     }
  98
  99     @Override
 100     public void deactivate() {
 101         super.deactivate();
 102     }
 103
 104     @Override
 105     public Set<ThingTypeUID> getSupportedThingTypes() {
 106         return SUPPORTED_THING_TYPES_UIDS;
 107     }
 108
 109     @Override
 110     protected void startScan() {
 111         logger.debug("Starting scanning for items...");
 112         startDiscovery();
 113     }
 114
 115     public void oasisDiscovered(String label, String serviceId) {
 116         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 117         if (localBridgeHandler != null) {
 118             ThingUID thingUID = new ThingUID(THING_TYPE_OASIS, localBridgeHandler.getThing().getUID(), serviceId);
 119
 120             Map<String, Object> properties = new HashMap<>();
 121             properties.put(PROPERTY_SERVICE_ID, serviceId);
 122
 123             logger.debug("Detected an OASIS alarm with service id: {}", serviceId);
 124             thingDiscovered(DiscoveryResultBuilder.create(thingUID).withThingType(THING_TYPE_OASIS).withLabel(label)
 125                     .withProperties(properties).withRepresentationProperty(PROPERTY_SERVICE_ID)
 126                     .withBridge(localBridgeHandler.getThing().getUID()).build());
 127         }
 128     }
 129
 130     public void ja100Discovered(String label, String serviceId) {
 131         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 132         if (localBridgeHandler != null) {
 133             ThingUID thingUID = new ThingUID(THING_TYPE_JA100, localBridgeHandler.getThing().getUID(), serviceId);
 134             Map<String, Object> properties = new HashMap<>();
 135             properties.put(PROPERTY_SERVICE_ID, serviceId);
 136
 137             logger.debug("Detected a JA100 alarm with service id: {}", serviceId);
 138             thingDiscovered(DiscoveryResultBuilder.create(thingUID).withThingType(THING_TYPE_JA100).withLabel(label)
 139                     .withProperties(properties).withRepresentationProperty(PROPERTY_SERVICE_ID)
 140                     .withBridge(localBridgeHandler.getThing().getUID()).build());
 141         }
 142     }
 143
 144     public void ja100fDiscovered(String label, String serviceId) {
 145         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 146         if (localBridgeHandler != null) {
 147             ThingUID thingUID = new ThingUID(THING_TYPE_JA100F, localBridgeHandler.getThing().getUID(), serviceId);
 148             Map<String, Object> properties = new HashMap<>();
 149             properties.put(PROPERTY_SERVICE_ID, serviceId);
 150
 151             logger.debug("Detected a JA100+ alarm with service id: {}", serviceId);
 152             thingDiscovered(DiscoveryResultBuilder.create(thingUID).withThingType(THING_TYPE_JA100F).withLabel(label)
 153                     .withProperties(properties).withRepresentationProperty(PROPERTY_SERVICE_ID)
 154                     .withBridge(localBridgeHandler.getThing().getUID()).build());
 155         }
 156     }
 157
 158     private synchronized void discoverServices() {
 159         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 160         if (localBridgeHandler != null) {
 161             List<JablotronDiscoveredService> services = localBridgeHandler.discoverServices();
 162
 163             if (services == null || services.isEmpty()) {
 164                 logger.debug("Cannot find any Jablotron device");
 165                 return;
 166             }
 167
 168             for (JablotronDiscoveredService service : services) {
 169                 String serviceId = String.valueOf(service.getId());
 170                 logger.debug("Found Jablotron service: {} id: {}", service.getName(), serviceId);
 171
 172                 String serviceType = service.getServiceType().toLowerCase();
 173                 if (serviceType.equals(THING_TYPE_OASIS.getId())) {
 174                     oasisDiscovered("Jablotron OASIS Alarm : " + service.getName(), serviceId);
 175                 } else if (serviceType.equals(THING_TYPE_JA100.getId())) {
 176                     ja100Discovered("Jablotron JA100 Alarm : " + service.getName(), serviceId);
 177                 } else if (serviceType.equals(THING_TYPE_JA100F.getId())) {
 178                     ja100fDiscovered("Jablotron JA100+ Alarm : " + service.getName(), serviceId);
 179                 } else {
 180                     logger.info("Unsupported device type discovered: {} with serviceId: {} and type: {}",
 181                             service.getName(), serviceId, service.getServiceType());
 182                     logger.info("Please create a new issue and attach the above information");
 183                 }
 184             }
 185         }
 186     }
 187 }