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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.volvooncall.internal.discovery;
  14
  15 import static org.openhab.binding.volvooncall.internal.VolvoOnCallBindingConstants.*;
  16
  17 import java.util.Arrays;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.openhab.binding.volvooncall.internal.VolvoOnCallException;
  21 import org.openhab.binding.volvooncall.internal.dto.AccountVehicleRelation;
  22 import org.openhab.binding.volvooncall.internal.dto.Attributes;
  23 import org.openhab.binding.volvooncall.internal.dto.Vehicles;
  24 import org.openhab.binding.volvooncall.internal.handler.VolvoOnCallBridgeHandler;
  25 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  26 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  27 import org.openhab.core.thing.ThingUID;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 /**
  32  * The {@link VolvoOnCallDiscoveryService} searches for available
  33  * cars discoverable through VocAPI
  34  *
  35  * @author Gaël L'hopital - Initial contribution
  36  */
  37 @NonNullByDefault
  38 public class VolvoOnCallDiscoveryService extends AbstractDiscoveryService {
  39     private static final int SEARCH_TIME = 2;
  40     private final Logger logger = LoggerFactory.getLogger(VolvoOnCallDiscoveryService.class);
  41     private final VolvoOnCallBridgeHandler bridgeHandler;
  42
  43     public VolvoOnCallDiscoveryService(VolvoOnCallBridgeHandler bridgeHandler) {
  44         super(SUPPORTED_THING_TYPES_UIDS, SEARCH_TIME);
  45         this.bridgeHandler = bridgeHandler;
  46     }
  47
  48     @Override
  49     public void startScan() {
  50         String[] relations = bridgeHandler.getVehiclesRelationsURL();
  51         Arrays.stream(relations).forEach(relationURL -> {
  52             try {
  53                 AccountVehicleRelation accountVehicle = bridgeHandler.getURL(relationURL, AccountVehicleRelation.class);
  54                 logger.debug("Found vehicle : {}", accountVehicle.vehicleId);
  55
  56                 Vehicles vehicle = bridgeHandler.getURL(accountVehicle.vehicleURL, Vehicles.class);
  57                 Attributes attributes = bridgeHandler.getURL(Attributes.class, vehicle.vehicleId);
  58
  59                 thingDiscovered(DiscoveryResultBuilder
  60                         .create(new ThingUID(VEHICLE_THING_TYPE, bridgeHandler.getThing().getUID(),
  61                                 accountVehicle.vehicleId))
  62                         .withLabel(attributes.vehicleType + " " + attributes.registrationNumber)
  63                         .withBridge(bridgeHandler.getThing().getUID()).withProperty(VIN, attributes.vin)
  64                         .withRepresentationProperty(accountVehicle.vehicleId).build());
  65
  66             } catch (VolvoOnCallException e) {
  67                 logger.warn("Error while discovering vehicle: {}", e.getMessage());
  68             }
  69         });
  70
  71         stopScan();
  72     }
  73 }