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   1 /**
   2  * Copyright (c) 2010-2020 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.tesla.internal.discovery;
  14
  15 import java.util.Map;
  16
  17 import org.eclipse.jdt.annotation.NonNull;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.openhab.binding.tesla.internal.TeslaBindingConstants;
  20 import org.openhab.binding.tesla.internal.TeslaHandlerFactory;
  21 import org.openhab.binding.tesla.internal.handler.TeslaAccountHandler;
  22 import org.openhab.binding.tesla.internal.handler.VehicleListener;
  23 import org.openhab.binding.tesla.internal.protocol.Vehicle;
  24 import org.openhab.binding.tesla.internal.protocol.VehicleConfig;
  25 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  26 import org.openhab.core.config.discovery.DiscoveryResult;
  27 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  28 import org.openhab.core.config.discovery.DiscoveryService;
  29 import org.openhab.core.thing.ThingTypeUID;
  30 import org.openhab.core.thing.ThingUID;
  31 import org.openhab.core.thing.binding.ThingHandler;
  32 import org.openhab.core.thing.binding.ThingHandlerService;
  33 import org.osgi.service.component.annotations.Component;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 /**
  38  * This service is used by {@link TeslaAccountHandler} instances in order to
  39  * automatically provide vehicle information from the account.
  40  *
  41  * @author Kai Kreuzer - Initial contribution
  42  *
  43  */
  44 @Component(service = ThingHandlerService.class)
  45 public class TeslaVehicleDiscoveryService extends AbstractDiscoveryService
  46         implements DiscoveryService, VehicleListener, ThingHandlerService {
  47     private final Logger logger = LoggerFactory.getLogger(TeslaVehicleDiscoveryService.class);
  48
  49     public TeslaVehicleDiscoveryService() throws IllegalArgumentException {
  50         super(TeslaHandlerFactory.SUPPORTED_THING_TYPES_UIDS, 10, true);
  51     }
  52
  53     private TeslaAccountHandler handler;
  54
  55     @Override
  56     public void setThingHandler(ThingHandler handler) {
  57         this.handler = (TeslaAccountHandler) handler;
  58         this.handler.addVehicleListener(this);
  59     }
  60
  61     @Override
  62     public ThingHandler getThingHandler() {
  63         return handler;
  64     }
  65
  66     @Override
  67     protected void startScan() {
  68         handler.scanForVehicles();
  69     }
  70
  71     @Override
  72     public void activate(@Nullable Map<@NonNull String, @Nullable Object> configProperties) {
  73         super.activate(configProperties);
  74     }
  75
  76     @Override
  77     public void deactivate() {
  78         super.deactivate();
  79         if (handler != null) {
  80             handler.removeVehicleListener(this);
  81         }
  82     }
  83
  84     @Override
  85     public void vehicleFound(Vehicle vehicle, VehicleConfig vehicleConfig) {
  86         ThingTypeUID type = identifyModel(vehicleConfig);
  87         if (type != null) {
  88             ThingUID thingUID = new ThingUID(type, handler.getThing().getUID(), vehicle.vin);
  89             DiscoveryResult discoveryResult = DiscoveryResultBuilder.create(thingUID).withLabel(vehicle.display_name)
  90                     .withBridge(handler.getThing().getUID()).withProperty(TeslaBindingConstants.VIN, vehicle.vin)
  91                     .build();
  92             thingDiscovered(discoveryResult);
  93         }
  94     }
  95
  96     private ThingTypeUID identifyModel(VehicleConfig vehicleConfig) {
  97         logger.debug("Found a {} vehicle", vehicleConfig.car_type);
  98         switch (vehicleConfig.car_type) {
  99             case "models":
 100             case "models2":
 101                 return TeslaBindingConstants.THING_TYPE_MODELS;
 102             case "modelx":
 103                 return TeslaBindingConstants.THING_TYPE_MODELX;
 104             case "model3":
 105                 return TeslaBindingConstants.THING_TYPE_MODEL3;
 106             case "modely":
 107                 return TeslaBindingConstants.THING_TYPE_MODELY;
 108             default:
 109                 logger.debug("Found unknown vehicle type '{}' - ignoring it.", vehicleConfig.car_type);
 110                 return null;
 111         }
 112     }
 113 }