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   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.boschshc.internal.discovery;
  14
  15 import java.time.Instant;
  16 import java.util.AbstractMap;
  17 import java.util.List;
  18 import java.util.Map;
  19 import java.util.Set;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.openhab.binding.boschshc.internal.devices.BoschSHCBindingConstants;
  24 import org.openhab.binding.boschshc.internal.devices.bridge.BridgeHandler;
  25 import org.openhab.binding.boschshc.internal.devices.bridge.dto.Device;
  26 import org.openhab.binding.boschshc.internal.devices.bridge.dto.Room;
  27 import org.openhab.binding.boschshc.internal.devices.bridge.dto.UserDefinedState;
  28 import org.openhab.core.config.discovery.AbstractThingHandlerDiscoveryService;
  29 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  30 import org.openhab.core.thing.ThingTypeUID;
  31 import org.openhab.core.thing.ThingUID;
  32 import org.openhab.core.thing.binding.ThingHandlerService;
  33 import org.osgi.service.component.annotations.Component;
  34 import org.osgi.service.component.annotations.ServiceScope;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 /**
  39  * The {@link ThingDiscoveryService} is responsible to discover Bosch Smart Home things.
  40  * The paired SHC BridgeHandler is required to get the lists of rooms and devices.
  41  * With this data the openhab things are discovered.
  42  *
  43  * The order to make this work is
  44  * 1. SHC bridge is created, e.v via openhab UI
  45  * 2. Service is instantiated setBridgeHandler of this service is called
  46  * 3. Service is activated
  47  * 4. Service registers itself as discoveryLister at the bridge
  48  * 5. bridge calls startScan after bridge is paired and things can be discovered
  49  *
  50  * @author Gerd Zanker - Initial contribution
  51  */
  52 @Component(scope = ServiceScope.PROTOTYPE, service = ThingHandlerService.class)
  53 @NonNullByDefault
  54 public class ThingDiscoveryService extends AbstractThingHandlerDiscoveryService<BridgeHandler> {
  55     private static final int SEARCH_TIME = 1;
  56
  57     private final Logger logger = LoggerFactory.getLogger(ThingDiscoveryService.class);
  58
  59     /**
  60      * Device model representing logical child devices of Light Control II
  61      */
  62     static final String DEVICE_MODEL_LIGHT_CONTROL_CHILD_DEVICE = "MICROMODULE_LIGHT_ATTACHED";
  63
  64     protected static final Set<ThingTypeUID> SUPPORTED_THING_TYPES = Set.of(
  65             BoschSHCBindingConstants.THING_TYPE_INWALL_SWITCH, BoschSHCBindingConstants.THING_TYPE_TWINGUARD,
  66             BoschSHCBindingConstants.THING_TYPE_WINDOW_CONTACT, BoschSHCBindingConstants.THING_TYPE_WINDOW_CONTACT_2,
  67             BoschSHCBindingConstants.THING_TYPE_MOTION_DETECTOR, BoschSHCBindingConstants.THING_TYPE_SHUTTER_CONTROL,
  68             BoschSHCBindingConstants.THING_TYPE_THERMOSTAT, BoschSHCBindingConstants.THING_TYPE_CLIMATE_CONTROL,
  69             BoschSHCBindingConstants.THING_TYPE_WALL_THERMOSTAT, BoschSHCBindingConstants.THING_TYPE_CAMERA_360,
  70             BoschSHCBindingConstants.THING_TYPE_CAMERA_EYES,
  71             BoschSHCBindingConstants.THING_TYPE_INTRUSION_DETECTION_SYSTEM,
  72             BoschSHCBindingConstants.THING_TYPE_SMART_PLUG_COMPACT, BoschSHCBindingConstants.THING_TYPE_SMART_BULB,
  73             BoschSHCBindingConstants.THING_TYPE_SMOKE_DETECTOR);
  74
  75     // @formatter:off
  76     public static final Map<String, ThingTypeUID> DEVICEMODEL_TO_THINGTYPE_MAP = Map.ofEntries(
  77             new AbstractMap.SimpleEntry<>("BBL", BoschSHCBindingConstants.THING_TYPE_SHUTTER_CONTROL),
  78             new AbstractMap.SimpleEntry<>("TWINGUARD", BoschSHCBindingConstants.THING_TYPE_TWINGUARD),
  79             new AbstractMap.SimpleEntry<>("BSM", BoschSHCBindingConstants.THING_TYPE_INWALL_SWITCH),
  80             new AbstractMap.SimpleEntry<>("PSM", BoschSHCBindingConstants.THING_TYPE_SMART_PLUG_COMPACT),
  81             new AbstractMap.SimpleEntry<>("PLUG_COMPACT", BoschSHCBindingConstants.THING_TYPE_SMART_PLUG_COMPACT),
  82             new AbstractMap.SimpleEntry<>("CAMERA_360", BoschSHCBindingConstants.THING_TYPE_CAMERA_360),
  83             new AbstractMap.SimpleEntry<>("CAMERA_EYES", BoschSHCBindingConstants.THING_TYPE_CAMERA_EYES),
  84             new AbstractMap.SimpleEntry<>("BWTH", BoschSHCBindingConstants.THING_TYPE_WALL_THERMOSTAT), // wall thermostat
  85             new AbstractMap.SimpleEntry<>("THB", BoschSHCBindingConstants.THING_TYPE_WALL_THERMOSTAT), // wall thermostat with batteries
  86             new AbstractMap.SimpleEntry<>("SD", BoschSHCBindingConstants.THING_TYPE_SMOKE_DETECTOR),
  87             new AbstractMap.SimpleEntry<>("MD", BoschSHCBindingConstants.THING_TYPE_MOTION_DETECTOR),
  88             new AbstractMap.SimpleEntry<>("ROOM_CLIMATE_CONTROL", BoschSHCBindingConstants.THING_TYPE_CLIMATE_CONTROL),
  89             new AbstractMap.SimpleEntry<>("INTRUSION_DETECTION_SYSTEM", BoschSHCBindingConstants.THING_TYPE_INTRUSION_DETECTION_SYSTEM),
  90             new AbstractMap.SimpleEntry<>("HUE_LIGHT", BoschSHCBindingConstants.THING_TYPE_SMART_BULB),
  91             new AbstractMap.SimpleEntry<>("LEDVANCE_LIGHT", BoschSHCBindingConstants.THING_TYPE_SMART_BULB),
  92             new AbstractMap.SimpleEntry<>("SWD", BoschSHCBindingConstants.THING_TYPE_WINDOW_CONTACT),
  93             new AbstractMap.SimpleEntry<>("SWD2", BoschSHCBindingConstants.THING_TYPE_WINDOW_CONTACT_2),
  94             new AbstractMap.SimpleEntry<>("TRV", BoschSHCBindingConstants.THING_TYPE_THERMOSTAT),
  95             new AbstractMap.SimpleEntry<>("WRC2", BoschSHCBindingConstants.THING_TYPE_UNIVERSAL_SWITCH),
  96             new AbstractMap.SimpleEntry<>("SWITCH2", BoschSHCBindingConstants.THING_TYPE_UNIVERSAL_SWITCH_2),
  97             new AbstractMap.SimpleEntry<>("SMOKE_DETECTOR2", BoschSHCBindingConstants.THING_TYPE_SMOKE_DETECTOR_2),
  98             new AbstractMap.SimpleEntry<>("MICROMODULE_SHUTTER", BoschSHCBindingConstants.THING_TYPE_SHUTTER_CONTROL_2),
  99             new AbstractMap.SimpleEntry<>("MICROMODULE_AWNING", BoschSHCBindingConstants.THING_TYPE_SHUTTER_CONTROL_2),
 100             new AbstractMap.SimpleEntry<>("MICROMODULE_LIGHT_CONTROL", BoschSHCBindingConstants.THING_TYPE_LIGHT_CONTROL_2)
 101 // Future Extension: map deviceModel names to BoschSHC Thing Types when they are supported
 102 //            new AbstractMap.SimpleEntry<>("SMOKE_DETECTION_SYSTEM", BoschSHCBindingConstants.),
 103 //            new AbstractMap.SimpleEntry<>("PRESENCE_SIMULATION_SERVICE", BoschSHCBindingConstants.),
 104 //            new AbstractMap.SimpleEntry<>("VENTILATION_SERVICE", BoschSHCBindingConstants.),
 105 //            new AbstractMap.SimpleEntry<>("HUE_BRIDGE", BoschSHCBindingConstants.)
 106 //            new AbstractMap.SimpleEntry<>("HUE_BRIDGE_MANAGER*", BoschSHCBindingConstants.)
 107 //            new AbstractMap.SimpleEntry<>("HUE_LIGHT_ROOM_CONTROL", BoschSHCBindingConstants.)
 108             );
 109     // @formatter:on
 110
 111     public ThingDiscoveryService() {
 112         super(BridgeHandler.class, SUPPORTED_THING_TYPES, SEARCH_TIME);
 113     }
 114
 115     @Override
 116     public void initialize() {
 117         logger.trace("initialize");
 118         thingHandler.registerDiscoveryListener(this);
 119         super.initialize();
 120     }
 121
 122     @Override
 123     public void dispose() {
 124         super.dispose();
 125         logger.trace("dispose");
 126         removeOlderResults(Instant.now().toEpochMilli(), thingHandler.getThing().getUID());
 127         thingHandler.unregisterDiscoveryListener();
 128
 129         super.deactivate();
 130     }
 131
 132     @Override
 133     protected void startScan() {
 134         try {
 135             doScan();
 136         } catch (InterruptedException e) {
 137             // Restore interrupted state...
 138             Thread.currentThread().interrupt();
 139         }
 140     }
 141
 142     @Override
 143     protected synchronized void stopScan() {
 144         logger.debug("Stop manual scan on bridge {}", thingHandler.getThing().getUID());
 145         super.stopScan();
 146         removeOlderResults(getTimestampOfLastScan(), thingHandler.getThing().getUID());
 147     }
 148
 149     public void doScan() throws InterruptedException {
 150         logger.debug("Start manual scan on bridge {}", thingHandler.getThing().getUID());
 151         // use shcBridgeHandler to getDevices()
 152         List<Room> rooms = thingHandler.getRooms();
 153         logger.debug("SHC has {} rooms", rooms.size());
 154         List<Device> devices = thingHandler.getDevices();
 155         logger.debug("SHC has {} devices", devices.size());
 156         List<UserDefinedState> userStates = thingHandler.getUserStates();
 157         logger.debug("SHC has {} user-defined states", userStates.size());
 158
 159         // Write found devices into openhab.log to support manual configuration
 160         for (Device d : devices) {
 161             logger.debug("Found device: name={} id={}", d.name, d.id);
 162             if (d.deviceServiceIds != null) {
 163                 for (String s : d.deviceServiceIds) {
 164                     logger.debug(".... service: {}", s);
 165                 }
 166             }
 167         }
 168         for (UserDefinedState userState : userStates) {
 169             logger.debug("Found user-defined state: name={} id={} state={}", userState.getName(), userState.getId(),
 170                     userState.isState());
 171         }
 172
 173         addDevices(devices, rooms);
 174         addUserStates(userStates);
 175     }
 176
 177     protected void addUserStates(List<UserDefinedState> userStates) {
 178         for (UserDefinedState userState : userStates) {
 179             addUserState(userState);
 180         }
 181     }
 182
 183     private void addUserState(UserDefinedState userState) {
 184         logger.trace("Discovering user-defined state {}", userState.getName());
 185         logger.trace("- details: id {}, state {}", userState.getId(), userState.isState());
 186
 187         ThingTypeUID thingTypeUID = new ThingTypeUID(BoschSHCBindingConstants.BINDING_ID,
 188                 BoschSHCBindingConstants.THING_TYPE_USER_DEFINED_STATE.getId());
 189
 190         logger.trace("- got thingTypeID '{}' for user-defined state '{}'", thingTypeUID.getId(), userState.getName());
 191
 192         ThingUID thingUID = new ThingUID(thingTypeUID, thingHandler.getThing().getUID(),
 193                 userState.getId().replace(':', '_'));
 194
 195         logger.trace("- got thingUID '{}' for user-defined state: '{}'", thingUID, userState);
 196
 197         DiscoveryResultBuilder discoveryResult = DiscoveryResultBuilder.create(thingUID).withThingType(thingTypeUID)
 198                 .withProperty("id", userState.getId()).withLabel(userState.getName());
 199
 200         discoveryResult.withBridge(thingHandler.getThing().getUID());
 201
 202         thingDiscovered(discoveryResult.build());
 203
 204         logger.debug("Discovered user-defined state '{}' with thingTypeUID={}, thingUID={}, id={}, state={}",
 205                 userState.getName(), thingUID, thingTypeUID, userState.getId(), userState.isState());
 206     }
 207
 208     protected void addDevices(List<Device> devices, List<Room> rooms) {
 209         for (Device device : devices) {
 210             addDevice(device, getRoomNameForDevice(device, rooms));
 211         }
 212     }
 213
 214     protected String getRoomNameForDevice(Device device, List<Room> rooms) {
 215         return rooms.stream().filter(room -> room.id.equals(device.roomId)).findAny().map(r -> r.name).orElse("");
 216     }
 217
 218     protected void addDevice(Device device, String roomName) {
 219         // see startScan for the runtime null check of shcBridgeHandler
 220         logger.trace("Discovering device {}", device.name);
 221         logger.trace("- details: id {}, roomId {}, deviceModel {}", device.id, device.roomId, device.deviceModel);
 222
 223         ThingTypeUID thingTypeUID = getThingTypeUID(device);
 224         if (thingTypeUID == null) {
 225             return;
 226         }
 227
 228         logger.trace("- got thingTypeID '{}' for deviceModel '{}'", thingTypeUID.getId(), device.deviceModel);
 229
 230         ThingUID thingUID = new ThingUID(thingTypeUID, thingHandler.getThing().getUID(),
 231                 buildCompliantThingID(device.id));
 232
 233         logger.trace("- got thingUID '{}' for device: '{}'", thingUID, device);
 234
 235         DiscoveryResultBuilder discoveryResult = DiscoveryResultBuilder.create(thingUID).withThingType(thingTypeUID)
 236                 .withProperty("id", device.id).withLabel(getNiceName(device.name, roomName));
 237         discoveryResult.withBridge(thingHandler.getThing().getUID());
 238
 239         if (!roomName.isEmpty()) {
 240             discoveryResult.withProperty("Location", roomName);
 241         }
 242         thingDiscovered(discoveryResult.build());
 243
 244         logger.debug("Discovered device '{}' with thingTypeUID={}, thingUID={}, id={}, deviceModel={}", device.name,
 245                 thingUID, thingTypeUID, device.id, device.deviceModel);
 246     }
 247
 248     /**
 249      * Translates a Bosch device ID to an openHAB-compliant thing ID.
 250      * <p>
 251      * Characters that are not allowed in thing IDs are replaced by underscores.
 252      *
 253      * @param deviceId the Bosch device ID
 254      * @return the translated openHAB-compliant thing ID
 255      */
 256     private String buildCompliantThingID(String deviceId) {
 257         return deviceId.replace(':', '_').replace('#', '_');
 258     }
 259
 260     private String getNiceName(String name, String roomName) {
 261         if (!name.startsWith("-")) {
 262             return name;
 263         }
 264
 265         // convert "-IntrusionDetectionSystem-" into "Intrusion Detection System"
 266         // convert "-RoomClimateControl-" into "Room Climate Control myRoomName"
 267         final char[] chars = name.toCharArray();
 268         StringBuilder niceNameBuilder = new StringBuilder(32);
 269         for (int pos = 0; pos < chars.length; pos++) {
 270             // skip "-"
 271             if (chars[pos] == '-') {
 272                 continue;
 273             }
 274             // convert "CamelCase" into "Camel Case", skipping the first Uppercase after the "-"
 275             if (pos > 1 && Character.getType(chars[pos]) == Character.UPPERCASE_LETTER) {
 276                 niceNameBuilder.append(" ");
 277             }
 278             niceNameBuilder.append(chars[pos]);
 279         }
 280         // append roomName for "Room Climate Control", because it appears for each room with a thermostat
 281         if (!roomName.isEmpty() && niceNameBuilder.toString().startsWith("Room Climate Control")) {
 282             niceNameBuilder.append(" ").append(roomName);
 283         }
 284         return niceNameBuilder.toString();
 285     }
 286
 287     protected @Nullable ThingTypeUID getThingTypeUID(Device device) {
 288         @Nullable
 289         ThingTypeUID thingTypeId = DEVICEMODEL_TO_THINGTYPE_MAP.get(device.deviceModel);
 290         if (thingTypeId != null) {
 291             return new ThingTypeUID(BoschSHCBindingConstants.BINDING_ID, thingTypeId.getId());
 292         }
 293
 294         if (DEVICE_MODEL_LIGHT_CONTROL_CHILD_DEVICE.equals(device.deviceModel)) {
 295             // Light Control II exposes a parent device and two child devices.
 296             // We only add one thing for the parent device and the child devices are logically included.
 297             // Therefore we do not need to add separate things for the child devices and need to suppress the
 298             // log entry about the unknown device model.
 299             return null;
 300         }
 301
 302         logger.debug("Unknown deviceModel '{}'! Please create a support request issue for this unknown device model.",
 303                 device.deviceModel);
 304         return null;
 305     }
 306 }