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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.boschshc.internal.devices.climatecontrol;
  14
  15 import static org.openhab.binding.boschshc.internal.devices.BoschSHCBindingConstants.CHANNEL_SETPOINT_TEMPERATURE;
  16 import static org.openhab.binding.boschshc.internal.devices.BoschSHCBindingConstants.CHANNEL_TEMPERATURE;
  17
  18 import java.util.List;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.openhab.binding.boschshc.internal.devices.BoschSHCDeviceHandler;
  22 import org.openhab.binding.boschshc.internal.exceptions.BoschSHCException;
  23 import org.openhab.binding.boschshc.internal.services.roomclimatecontrol.RoomClimateControlService;
  24 import org.openhab.binding.boschshc.internal.services.roomclimatecontrol.dto.RoomClimateControlServiceState;
  25 import org.openhab.binding.boschshc.internal.services.temperaturelevel.TemperatureLevelService;
  26 import org.openhab.binding.boschshc.internal.services.temperaturelevel.dto.TemperatureLevelServiceState;
  27 import org.openhab.core.library.types.QuantityType;
  28 import org.openhab.core.library.unit.SIUnits;
  29 import org.openhab.core.thing.ChannelUID;
  30 import org.openhab.core.thing.Thing;
  31 import org.openhab.core.types.Command;
  32
  33 /**
  34  * A virtual device which controls up to six Bosch Smart Home radiator thermostats in a room.
  35  *
  36  * @author Christian Oeing - Initial contribution
  37  */
  38 @NonNullByDefault
  39 public final class ClimateControlHandler extends BoschSHCDeviceHandler {
  40
  41     private RoomClimateControlService roomClimateControlService;
  42
  43     /**
  44      * Constructor.
  45      *
  46      * @param thing The Bosch Smart Home device that should be handled.
  47      */
  48     public ClimateControlHandler(Thing thing) {
  49         super(thing);
  50         this.roomClimateControlService = new RoomClimateControlService();
  51     }
  52
  53     @Override
  54     protected void initializeServices() throws BoschSHCException {
  55         super.createService(TemperatureLevelService::new, this::updateChannels, List.of(CHANNEL_TEMPERATURE));
  56         super.registerService(this.roomClimateControlService, this::updateChannels,
  57                 List.of(CHANNEL_SETPOINT_TEMPERATURE));
  58     }
  59
  60     @Override
  61     public void handleCommand(ChannelUID channelUID, Command command) {
  62         super.handleCommand(channelUID, command);
  63         switch (channelUID.getId()) {
  64             case CHANNEL_SETPOINT_TEMPERATURE:
  65                 if (command instanceof QuantityType<?>) {
  66                     updateSetpointTemperature((QuantityType<?>) command);
  67                 }
  68                 break;
  69         }
  70     }
  71
  72     /**
  73      * Updates the channels which are linked to the {@link TemperatureLevelService} of the device.
  74      *
  75      * @param state Current state of {@link TemperatureLevelService}.
  76      */
  77     private void updateChannels(TemperatureLevelServiceState state) {
  78         super.updateState(CHANNEL_TEMPERATURE, state.getTemperatureState());
  79     }
  80
  81     /**
  82      * Updates the channels which are linked to the {@link RoomClimateControlService} of the device.
  83      *
  84      * @param state Current state of {@link RoomClimateControlService}.
  85      */
  86     private void updateChannels(RoomClimateControlServiceState state) {
  87         super.updateState(CHANNEL_SETPOINT_TEMPERATURE, state.getSetpointTemperatureState());
  88     }
  89
  90     /**
  91      * Sets the desired temperature for the device.
  92      *
  93      * @param quantityType Command which contains the new desired temperature.
  94      */
  95     private void updateSetpointTemperature(QuantityType<?> quantityType) {
  96         QuantityType<?> celsiusType = quantityType.toUnit(SIUnits.CELSIUS);
  97         if (celsiusType == null) {
  98             logger.debug("Could not convert quantity command to celsius");
  99             return;
 100         }
 101
 102         double setpointTemperature = celsiusType.doubleValue();
 103         this.updateServiceState(this.roomClimateControlService,
 104                 new RoomClimateControlServiceState(setpointTemperature));
 105     }
 106 }