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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.ecobee.internal.discovery;
  14
  15 import static org.openhab.binding.ecobee.internal.EcobeeBindingConstants.*;
  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.Future;
  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.ecobee.internal.dto.thermostat.RemoteSensorDTO;
  27 import org.openhab.binding.ecobee.internal.dto.thermostat.ThermostatDTO;
  28 import org.openhab.binding.ecobee.internal.handler.EcobeeAccountBridgeHandler;
  29 import org.openhab.binding.ecobee.internal.handler.EcobeeThermostatBridgeHandler;
  30 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  31 import org.openhab.core.config.discovery.DiscoveryResult;
  32 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  33 import org.openhab.core.thing.Thing;
  34 import org.openhab.core.thing.ThingStatus;
  35 import org.openhab.core.thing.ThingTypeUID;
  36 import org.openhab.core.thing.ThingUID;
  37 import org.openhab.core.thing.binding.ThingHandler;
  38 import org.openhab.core.thing.binding.ThingHandlerService;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 /**
  43  * The {@link EcobeeDiscoveryService} is responsible for discovering the Ecobee
  44  * thermostats that are associated with the Ecobee Account, as well as the sensors
  45  * are associated with the Ecobee thermostats.
  46  *
  47  * @author Mark Hilbush - Initial contribution
  48  */
  49 @NonNullByDefault
  50 public class EcobeeDiscoveryService extends AbstractDiscoveryService implements ThingHandlerService {
  51
  52     private final Logger logger = LoggerFactory.getLogger(EcobeeDiscoveryService.class);
  53
  54     private @NonNullByDefault({}) EcobeeAccountBridgeHandler bridgeHandler;
  55
  56     private @Nullable Future<?> discoveryJob;
  57
  58     public EcobeeDiscoveryService() {
  59         super(SUPPORTED_THERMOSTAT_AND_SENSOR_THING_TYPES_UIDS, 8, true);
  60     }
  61
  62     @Override
  63     public void setThingHandler(@Nullable ThingHandler handler) {
  64         if (handler instanceof EcobeeAccountBridgeHandler) {
  65             this.bridgeHandler = (EcobeeAccountBridgeHandler) handler;
  66         }
  67     }
  68
  69     @Override
  70     public @Nullable ThingHandler getThingHandler() {
  71         return bridgeHandler;
  72     }
  73
  74     @Override
  75     public void activate() {
  76         super.activate(null);
  77     }
  78
  79     @Override
  80     public void deactivate() {
  81         super.deactivate();
  82     }
  83
  84     @Override
  85     public Set<ThingTypeUID> getSupportedThingTypes() {
  86         return SUPPORTED_THERMOSTAT_AND_SENSOR_THING_TYPES_UIDS;
  87     }
  88
  89     @Override
  90     protected void startBackgroundDiscovery() {
  91         logger.debug("EcobeeDiscovery: Starting background discovery job");
  92         Future<?> localDiscoveryJob = discoveryJob;
  93         if (localDiscoveryJob == null || localDiscoveryJob.isCancelled()) {
  94             discoveryJob = scheduler.scheduleWithFixedDelay(this::backgroundDiscover, DISCOVERY_INITIAL_DELAY_SECONDS,
  95                     DISCOVERY_INTERVAL_SECONDS, TimeUnit.SECONDS);
  96         }
  97     }
  98
  99     @Override
 100     protected void stopBackgroundDiscovery() {
 101         logger.debug("EcobeeDiscovery: Stopping background discovery job");
 102         Future<?> localDiscoveryJob = discoveryJob;
 103         if (localDiscoveryJob != null) {
 104             localDiscoveryJob.cancel(true);
 105             discoveryJob = null;
 106         }
 107     }
 108
 109     @Override
 110     public void startScan() {
 111         logger.debug("EcobeeDiscovery: Starting discovery scan");
 112         discover();
 113     }
 114
 115     private void backgroundDiscover() {
 116         if (!bridgeHandler.isBackgroundDiscoveryEnabled()) {
 117             return;
 118         }
 119         discover();
 120     }
 121
 122     private void discover() {
 123         if (bridgeHandler.getThing().getStatus() != ThingStatus.ONLINE) {
 124             logger.debug("EcobeeDiscovery: Skipping discovery because Account Bridge thing is not ONLINE");
 125             return;
 126         }
 127         logger.debug("EcobeeDiscovery: Discovering Ecobee devices");
 128         discoverThermostats();
 129         discoverSensors();
 130     }
 131
 132     private synchronized void discoverThermostats() {
 133         logger.debug("EcobeeDiscovery: Discovering thermostats");
 134         for (ThermostatDTO thermostat : bridgeHandler.getRegisteredThermostats()) {
 135             String name = thermostat.name;
 136             String identifier = thermostat.identifier;
 137             if (identifier != null && name != null) {
 138                 ThingUID thingUID = new ThingUID(UID_THERMOSTAT_BRIDGE, bridgeHandler.getThing().getUID(), identifier);
 139                 thingDiscovered(createThermostatDiscoveryResult(thingUID, identifier, name));
 140                 logger.debug("EcobeeDiscovery: Thermostat '{}' and name '{}' added with UID '{}'", identifier, name,
 141                         thingUID);
 142             }
 143         }
 144     }
 145
 146     private DiscoveryResult createThermostatDiscoveryResult(ThingUID thermostatUID, String identifier, String name) {
 147         Map<String, Object> properties = new HashMap<>();
 148         properties.put(CONFIG_THERMOSTAT_ID, identifier);
 149         return DiscoveryResultBuilder.create(thermostatUID).withProperties(properties)
 150                 .withRepresentationProperty(CONFIG_THERMOSTAT_ID).withBridge(bridgeHandler.getThing().getUID())
 151                 .withLabel(String.format("Ecobee Thermostat %s", name)).build();
 152     }
 153
 154     private synchronized void discoverSensors() {
 155         List<Thing> thermostatThings = bridgeHandler.getThing().getThings();
 156         if (thermostatThings.isEmpty()) {
 157             logger.debug("EcobeeDiscovery: Skipping sensor discovery because there are no thermostat things");
 158             return;
 159         }
 160         logger.debug("EcobeeDiscovery: Discovering sensors");
 161         for (Thing thermostat : thermostatThings) {
 162             EcobeeThermostatBridgeHandler thermostatHandler = (EcobeeThermostatBridgeHandler) thermostat.getHandler();
 163             if (thermostatHandler != null) {
 164                 String thermostatId = thermostatHandler.getThermostatId();
 165                 logger.debug("EcobeeDiscovery: Discovering sensors for thermostat '{}'", thermostatId);
 166                 for (RemoteSensorDTO sensor : thermostatHandler.getSensors()) {
 167                     ThingUID bridgeUID = thermostatHandler.getThing().getUID();
 168                     ThingUID sensorUID = new ThingUID(UID_SENSOR_THING, bridgeUID, sensor.id.replace(":", "-"));
 169                     thingDiscovered(createSensorDiscoveryResult(sensorUID, bridgeUID, sensor));
 170                     logger.debug("EcobeeDiscovery: Sensor for '{}' with id '{}' and name '{}' added with UID '{}'",
 171                             thermostatId, sensor.id, sensor.name, sensorUID);
 172                 }
 173             }
 174         }
 175     }
 176
 177     private DiscoveryResult createSensorDiscoveryResult(ThingUID sensorUID, ThingUID bridgeUID,
 178             RemoteSensorDTO sensor) {
 179         Map<String, Object> properties = new HashMap<>();
 180         properties.put(CONFIG_SENSOR_ID, sensor.id);
 181         return DiscoveryResultBuilder.create(sensorUID).withProperties(properties)
 182                 .withRepresentationProperty(CONFIG_SENSOR_ID).withBridge(bridgeUID)
 183                 .withLabel(String.format("Ecobee Sensor %s", sensor.name)).build();
 184     }
 185 }