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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.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.AbstractDiscoveryService;
  29 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  30 import org.openhab.core.config.discovery.DiscoveryService;
  31 import org.openhab.core.thing.ThingStatus;
  32 import org.openhab.core.thing.ThingTypeUID;
  33 import org.openhab.core.thing.ThingUID;
  34 import org.openhab.core.thing.binding.ThingHandler;
  35 import org.openhab.core.thing.binding.ThingHandlerService;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 /**
  40  * The {@link JablotronDiscoveryService} is responsible for the thing discovery
  41  * process.
  42  *
  43  * @author Ondrej Pecta - Initial contribution
  44  */
  45 @NonNullByDefault
  46 public class JablotronDiscoveryService extends AbstractDiscoveryService
  47         implements DiscoveryService, ThingHandlerService {
  48     private final Logger logger = LoggerFactory.getLogger(JablotronDiscoveryService.class);
  49
  50     private @Nullable JablotronBridgeHandler bridgeHandler;
  51
  52     private @Nullable ScheduledFuture<?> discoveryJob = null;
  53
  54     public JablotronDiscoveryService() {
  55         super(DISCOVERY_TIMEOUT_SEC);
  56         logger.debug("Creating discovery service");
  57     }
  58
  59     private void startDiscovery() {
  60         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
  61         if (localBridgeHandler != null && ThingStatus.ONLINE == localBridgeHandler.getThing().getStatus()) {
  62             discoverServices();
  63         }
  64     }
  65
  66     @Override
  67     public void setThingHandler(@Nullable ThingHandler thingHandler) {
  68         if (thingHandler instanceof JablotronBridgeHandler) {
  69             bridgeHandler = (JablotronBridgeHandler) thingHandler;
  70         }
  71     }
  72
  73     @Override
  74     public @Nullable ThingHandler getThingHandler() {
  75         return bridgeHandler;
  76     }
  77
  78     @Override
  79     protected void stopBackgroundDiscovery() {
  80         super.stopBackgroundDiscovery();
  81         ScheduledFuture<?> localDiscoveryJob = discoveryJob;
  82         if (localDiscoveryJob != null) {
  83             localDiscoveryJob.cancel(true);
  84         }
  85     }
  86
  87     @Override
  88     protected void startBackgroundDiscovery() {
  89         logger.debug("Starting Jablotron background discovery");
  90         ScheduledFuture<?> localDiscoveryJob = discoveryJob;
  91         if (localDiscoveryJob == null || localDiscoveryJob.isCancelled()) {
  92             discoveryJob = scheduler.scheduleWithFixedDelay(this::startDiscovery, 10, 3600, TimeUnit.SECONDS);
  93         }
  94     }
  95
  96     @Override
  97     public void activate() {
  98         super.activate(null);
  99     }
 100
 101     @Override
 102     public void deactivate() {
 103         super.deactivate();
 104     }
 105
 106     @Override
 107     public Set<ThingTypeUID> getSupportedThingTypes() {
 108         return SUPPORTED_THING_TYPES_UIDS;
 109     }
 110
 111     @Override
 112     protected void startScan() {
 113         logger.debug("Starting scanning for items...");
 114         startDiscovery();
 115     }
 116
 117     public void oasisDiscovered(String label, String serviceId) {
 118         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 119         if (localBridgeHandler != null) {
 120             ThingUID thingUID = new ThingUID(THING_TYPE_OASIS, localBridgeHandler.getThing().getUID(), serviceId);
 121
 122             Map<String, Object> properties = new HashMap<>();
 123             properties.put(PROPERTY_SERVICE_ID, serviceId);
 124
 125             logger.debug("Detected an OASIS alarm with service id: {}", serviceId);
 126             thingDiscovered(DiscoveryResultBuilder.create(thingUID).withThingType(THING_TYPE_OASIS).withLabel(label)
 127                     .withProperties(properties).withRepresentationProperty(PROPERTY_SERVICE_ID)
 128                     .withBridge(localBridgeHandler.getThing().getUID()).build());
 129         }
 130     }
 131
 132     public void ja100Discovered(String label, String serviceId) {
 133         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 134         if (localBridgeHandler != null) {
 135             ThingUID thingUID = new ThingUID(THING_TYPE_JA100, localBridgeHandler.getThing().getUID(), serviceId);
 136             Map<String, Object> properties = new HashMap<>();
 137             properties.put(PROPERTY_SERVICE_ID, serviceId);
 138
 139             logger.debug("Detected a JA100 alarm with service id: {}", serviceId);
 140             thingDiscovered(DiscoveryResultBuilder.create(thingUID).withThingType(THING_TYPE_JA100).withLabel(label)
 141                     .withProperties(properties).withRepresentationProperty(PROPERTY_SERVICE_ID)
 142                     .withBridge(localBridgeHandler.getThing().getUID()).build());
 143         }
 144     }
 145
 146     public void ja100fDiscovered(String label, String serviceId) {
 147         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 148         if (localBridgeHandler != null) {
 149             ThingUID thingUID = new ThingUID(THING_TYPE_JA100F, localBridgeHandler.getThing().getUID(), serviceId);
 150             Map<String, Object> properties = new HashMap<>();
 151             properties.put(PROPERTY_SERVICE_ID, serviceId);
 152
 153             logger.debug("Detected a JA100+ alarm with service id: {}", serviceId);
 154             thingDiscovered(DiscoveryResultBuilder.create(thingUID).withThingType(THING_TYPE_JA100F).withLabel(label)
 155                     .withProperties(properties).withRepresentationProperty(PROPERTY_SERVICE_ID)
 156                     .withBridge(localBridgeHandler.getThing().getUID()).build());
 157         }
 158     }
 159
 160     private synchronized void discoverServices() {
 161         JablotronBridgeHandler localBridgeHandler = bridgeHandler;
 162         if (localBridgeHandler != null) {
 163             List<JablotronDiscoveredService> services = localBridgeHandler.discoverServices();
 164
 165             if (services == null || services.isEmpty()) {
 166                 logger.debug("Cannot find any Jablotron device");
 167                 return;
 168             }
 169
 170             for (JablotronDiscoveredService service : services) {
 171                 String serviceId = String.valueOf(service.getId());
 172                 logger.debug("Found Jablotron service: {} id: {}", service.getName(), serviceId);
 173
 174                 String serviceType = service.getServiceType().toLowerCase();
 175                 if (serviceType.equals(THING_TYPE_OASIS.getId())) {
 176                     oasisDiscovered("Jablotron OASIS Alarm : " + service.getName(), serviceId);
 177                 } else if (serviceType.equals(THING_TYPE_JA100.getId())) {
 178                     ja100Discovered("Jablotron JA100 Alarm : " + service.getName(), serviceId);
 179                 } else if (serviceType.equals(THING_TYPE_JA100F.getId())) {
 180                     ja100fDiscovered("Jablotron JA100+ Alarm : " + service.getName(), serviceId);
 181                 } else {
 182                     logger.info("Unsupported device type discovered: {} with serviceId: {} and type: {}",
 183                             service.getName(), serviceId, service.getServiceType());
 184                     logger.info("Please create a new issue and attach the above information");
 185                 }
 186             }
 187         }
 188     }
 189 }