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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.onewire.internal.handler;
  14
  15 import static org.openhab.binding.onewire.internal.OwBindingConstants.*;
  16
  17 import java.nio.charset.StandardCharsets;
  18 import java.util.Collections;
  19 import java.util.Map;
  20 import java.util.Set;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.openhab.binding.onewire.internal.OwDynamicStateDescriptionProvider;
  24 import org.openhab.binding.onewire.internal.OwException;
  25 import org.openhab.binding.onewire.internal.OwPageBuffer;
  26 import org.openhab.binding.onewire.internal.device.EDS006x;
  27 import org.openhab.binding.onewire.internal.device.OwSensorType;
  28 import org.openhab.core.thing.Thing;
  29 import org.openhab.core.thing.ThingTypeUID;
  30
  31 /**
  32  * The {@link EDSSensorThingHandler} is responsible for handling EDS multisensors
  33  *
  34  * @author Jan N. Klug - Initial contribution
  35  */
  36 @NonNullByDefault
  37 public class EDSSensorThingHandler extends OwBaseThingHandler {
  38     public static final Set<ThingTypeUID> SUPPORTED_THING_TYPES = Set.of(THING_TYPE_EDS_ENV);
  39     public static final Set<OwSensorType> SUPPORTED_SENSOR_TYPES = Set.of(OwSensorType.EDS0064, OwSensorType.EDS0065,
  40             OwSensorType.EDS0066, OwSensorType.EDS0067, OwSensorType.EDS0068);
  41     private static final Set<String> REQUIRED_PROPERTIES = Collections.singleton(PROPERTY_HW_REVISION);
  42
  43     public EDSSensorThingHandler(Thing thing, OwDynamicStateDescriptionProvider dynamicStateDescriptionProvider) {
  44         super(thing, dynamicStateDescriptionProvider, SUPPORTED_SENSOR_TYPES, REQUIRED_PROPERTIES);
  45     }
  46
  47     @Override
  48     public void initialize() {
  49         if (!super.configureThingHandler()) {
  50             return;
  51         }
  52
  53         // add sensors
  54         sensors.add(new EDS006x(sensorId, sensorType, this));
  55
  56         scheduler.execute(this::configureThingChannels);
  57     }
  58
  59     @Override
  60     public void updateSensorProperties(OwserverBridgeHandler bridgeHandler) throws OwException {
  61         Map<String, String> properties = editProperties();
  62
  63         OwPageBuffer pages = bridgeHandler.readPages(sensorId);
  64
  65         OwSensorType sensorType = OwSensorType.UNKNOWN;
  66         try {
  67             sensorType = OwSensorType.valueOf(new String(pages.getPage(0), 0, 7, StandardCharsets.US_ASCII));
  68         } catch (IllegalArgumentException ignored) {
  69         }
  70
  71         if (!SUPPORTED_SENSOR_TYPES.contains(sensorType)) {
  72             throw new OwException("sensorType not supported for EDSSensorThing");
  73         }
  74
  75         int fwRevisionLow = pages.getByte(3, 3);
  76         int fwRevisionHigh = pages.getByte(3, 4);
  77         String fwRevision = String.format("%d.%d", fwRevisionHigh, fwRevisionLow);
  78
  79         properties.put(PROPERTY_MODELID, sensorType.name());
  80         properties.put(PROPERTY_VENDOR, "Embedded Data Systems");
  81         properties.put(PROPERTY_HW_REVISION, String.valueOf(fwRevision));
  82
  83         updateProperties(properties);
  84     }
  85 }