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   1 /**
   2  * Copyright (c) 2010-2023 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.caddx.internal.discovery;
  14
  15 import java.util.Map;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.openhab.binding.caddx.internal.CaddxBindingConstants;
  20 import org.openhab.binding.caddx.internal.CaddxEvent;
  21 import org.openhab.binding.caddx.internal.config.CaddxKeypadConfiguration;
  22 import org.openhab.binding.caddx.internal.config.CaddxPartitionConfiguration;
  23 import org.openhab.binding.caddx.internal.config.CaddxZoneConfiguration;
  24 import org.openhab.binding.caddx.internal.handler.CaddxBridgeHandler;
  25 import org.openhab.binding.caddx.internal.handler.CaddxThingType;
  26 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  27 import org.openhab.core.config.discovery.DiscoveryResult;
  28 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  29 import org.openhab.core.config.discovery.DiscoveryService;
  30 import org.openhab.core.thing.Bridge;
  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  * This class is responsible for discovering the supported Things.
  39  *
  40  * @author Georgios Moutsos - Initial contribution
  41  */
  42 @NonNullByDefault
  43 public class CaddxDiscoveryService extends AbstractDiscoveryService implements ThingHandlerService, DiscoveryService {
  44     private final Logger logger = LoggerFactory.getLogger(CaddxDiscoveryService.class);
  45
  46     private @Nullable CaddxBridgeHandler caddxBridgeHandler = null;
  47
  48     public CaddxDiscoveryService() {
  49         super(CaddxBindingConstants.SUPPORTED_THING_TYPES_UIDS, 15, false);
  50     }
  51
  52     @Override
  53     protected void startScan() {
  54         // Discovery is performed implicitly via the CadxBridgeHandler
  55     }
  56
  57     /**
  58      * Method to add a Thing to the Inbox.
  59      *
  60      * @param bridge
  61      * @param caddxThingType
  62      * @param event
  63      */
  64     public void addThing(Bridge bridge, CaddxThingType caddxThingType, CaddxEvent event) {
  65         ThingUID thingUID = null;
  66         String thingID = "";
  67         String thingLabel = "";
  68         Map<String, Object> properties = null;
  69
  70         Integer partition = event.getPartition();
  71         Integer zone = event.getZone();
  72         Integer keypad = event.getKeypad();
  73         String representationProperty = null;
  74
  75         switch (caddxThingType) {
  76             case PANEL:
  77                 thingID = "panel";
  78                 thingLabel = "Panel";
  79                 thingUID = new ThingUID(CaddxBindingConstants.PANEL_THING_TYPE, bridge.getUID(), thingID);
  80                 break;
  81             case PARTITION:
  82                 thingID = "partition" + partition;
  83                 thingLabel = "Partition " + partition;
  84                 thingUID = new ThingUID(CaddxBindingConstants.PARTITION_THING_TYPE, bridge.getUID(), thingID);
  85
  86                 if (partition != null) {
  87                     properties = Map.of(CaddxPartitionConfiguration.PARTITION_NUMBER, partition);
  88                     representationProperty = CaddxPartitionConfiguration.PARTITION_NUMBER;
  89                 }
  90
  91                 break;
  92             case ZONE:
  93                 thingID = "zone" + zone;
  94                 thingLabel = "Zone " + zone;
  95                 thingUID = new ThingUID(CaddxBindingConstants.ZONE_THING_TYPE, bridge.getUID(), thingID);
  96
  97                 if (zone != null) {
  98                     properties = Map.of(CaddxZoneConfiguration.ZONE_NUMBER, zone);
  99                     representationProperty = CaddxZoneConfiguration.ZONE_NUMBER;
 100                 }
 101                 break;
 102             case KEYPAD:
 103                 thingID = "keypad";
 104                 thingLabel = "Keypad";
 105                 thingUID = new ThingUID(CaddxBindingConstants.KEYPAD_THING_TYPE, bridge.getUID(), thingID);
 106
 107                 if (keypad != null) {
 108                     properties = Map.of(CaddxKeypadConfiguration.KEYPAD_ADDRESS, keypad);
 109                     representationProperty = CaddxKeypadConfiguration.KEYPAD_ADDRESS;
 110                 }
 111                 break;
 112         }
 113
 114         if (thingUID != null) {
 115             DiscoveryResult discoveryResult;
 116
 117             if (properties != null && representationProperty != null) {
 118                 discoveryResult = DiscoveryResultBuilder.create(thingUID).withProperties(properties)
 119                         .withRepresentationProperty(representationProperty).withBridge(bridge.getUID())
 120                         .withLabel(thingLabel).build();
 121             } else {
 122                 discoveryResult = DiscoveryResultBuilder.create(thingUID).withBridge(bridge.getUID())
 123                         .withLabel(thingLabel).build();
 124             }
 125
 126             thingDiscovered(discoveryResult);
 127         } else {
 128             logger.warn("addThing(): Unable to Add Caddx Alarm Thing to Inbox!");
 129         }
 130     }
 131
 132     /**
 133      * Activates the Discovery Service.
 134      */
 135     @Override
 136     public void activate() {
 137         CaddxBridgeHandler handler = caddxBridgeHandler;
 138         if (handler != null) {
 139             handler.registerDiscoveryService(this);
 140         }
 141     }
 142
 143     /**
 144      * Deactivates the Discovery Service.
 145      */
 146     @Override
 147     public void deactivate() {
 148         CaddxBridgeHandler handler = caddxBridgeHandler;
 149         if (handler != null) {
 150             handler.unregisterDiscoveryService();
 151         }
 152     }
 153
 154     @Override
 155     public void setThingHandler(@Nullable ThingHandler handler) {
 156         if (handler instanceof CaddxBridgeHandler bridgeHandler) {
 157             caddxBridgeHandler = bridgeHandler;
 158         }
 159     }
 160
 161     @Override
 162     public @Nullable ThingHandler getThingHandler() {
 163         return caddxBridgeHandler;
 164     }
 165 }