git.basschouten.com Git - openhab-addons.git/blob

   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.lutron.internal.hw;
  14
  15 import java.util.HashMap;
  16 import java.util.Map;
  17 import java.util.concurrent.atomic.AtomicBoolean;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.openhab.binding.lutron.internal.LutronHandlerFactory;
  22 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  23 import org.openhab.core.config.discovery.DiscoveryResult;
  24 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  25 import org.openhab.core.config.discovery.DiscoveryService;
  26 import org.openhab.core.thing.ThingUID;
  27 import org.openhab.core.thing.binding.ThingHandler;
  28 import org.openhab.core.thing.binding.ThingHandlerService;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 /**
  33  *
  34  * The Discovery Service for Lutron HomeWorks processors. There is no great way to automatically
  35  * discover modules in the legacy HomeWorks processor (that I know of) so this service simply iterates
  36  * through possible addresses and asks for status on that address. If it's a valid module, the processor will return
  37  * with the dimmer status and it will be discovered.
  38  *
  39  * @author Andrew Shilliday - Initial contribution
  40  */
  41 public class HwDiscoveryService extends AbstractDiscoveryService implements DiscoveryService, ThingHandlerService {
  42     private Logger logger = LoggerFactory.getLogger(HwDiscoveryService.class);
  43
  44     private final AtomicBoolean isScanning = new AtomicBoolean(false);
  45
  46     private @NonNullByDefault({}) HwSerialBridgeHandler handler;
  47
  48     public HwDiscoveryService() {
  49         super(LutronHandlerFactory.HW_DISCOVERABLE_DEVICE_TYPES_UIDS, 10);
  50     }
  51
  52     @Override
  53     public void setThingHandler(@Nullable ThingHandler handler) {
  54         if (handler instanceof HwSerialBridgeHandler bridgeHandler) {
  55             this.handler = bridgeHandler;
  56             this.handler.setDiscoveryService(this);
  57         }
  58     }
  59
  60     @Override
  61     public @Nullable ThingHandler getThingHandler() {
  62         return handler;
  63     }
  64
  65     @Override
  66     public void activate() {
  67         super.activate(null);
  68     }
  69
  70     @Override
  71     public void deactivate() {
  72         super.deactivate();
  73     }
  74
  75     @Override
  76     protected void startScan() {
  77         scheduler.submit(() -> {
  78             if (isScanning.compareAndSet(false, true)) {
  79                 try {
  80                     logger.debug("Starting scan for HW Dimmers");
  81                     for (int m = 1; m <= 8; m++) { // Modules
  82                         for (int o = 1; o <= 4; o++) { // Outputs
  83                             String address = String.format("[01:01:00:%02d:%02d]", m, o);
  84                             handler.sendCommand("RDL, " + address);
  85                             Thread.sleep(5);
  86                         }
  87                     }
  88                 } catch (InterruptedException e) {
  89                     logger.debug("Scan interrupted");
  90                 } finally {
  91                     isScanning.set(false);
  92                 }
  93             }
  94         });
  95     }
  96
  97     /**
  98      * Called by the bridge when it receives a status update for a dimmer that is not registered.
  99      */
 100     public void declareUnknownDimmer(String address) {
 101         if (address == null) {
 102             logger.info("Discovered HomeWorks dimmer with no address");
 103             return;
 104         }
 105         String addressUid = address.replaceAll("[\\[\\]]", "").replace(":", "-");
 106         ThingUID bridgeUID = this.handler.getThing().getUID();
 107         ThingUID uid = new ThingUID(HwConstants.THING_TYPE_HWDIMMER, bridgeUID, addressUid);
 108
 109         Map<String, Object> props = new HashMap<>();
 110
 111         props.put("address", address);
 112         DiscoveryResult result = DiscoveryResultBuilder.create(uid).withBridge(bridgeUID).withProperties(props)
 113                 .withRepresentationProperty("address").build();
 114
 115         thingDiscovered(result);
 116
 117         logger.debug("Discovered {}", uid);
 118     }
 119 }