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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.*;
  16
  17 import java.util.List;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.openhab.binding.boschshc.internal.devices.BoschSHCDeviceHandler;
  21 import org.openhab.binding.boschshc.internal.exceptions.BoschSHCException;
  22 import org.openhab.binding.boschshc.internal.services.roomclimatecontrol.RoomClimateControlService;
  23 import org.openhab.binding.boschshc.internal.services.roomclimatecontrol.dto.RoomClimateControlServiceState;
  24 import org.openhab.binding.boschshc.internal.services.temperaturelevel.TemperatureLevelService;
  25 import org.openhab.binding.boschshc.internal.services.temperaturelevel.dto.TemperatureLevelServiceState;
  26 import org.openhab.core.library.types.QuantityType;
  27 import org.openhab.core.library.unit.SIUnits;
  28 import org.openhab.core.thing.ChannelUID;
  29 import org.openhab.core.thing.Thing;
  30 import org.openhab.core.types.Command;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 /**
  35  * A virtual device which controls up to six Bosch Smart Home radiator thermostats in a room.
  36  *
  37  * @author Christian Oeing - Initial contribution
  38  */
  39 @NonNullByDefault
  40 public final class ClimateControlHandler extends BoschSHCDeviceHandler {
  41
  42     private final Logger logger = LoggerFactory.getLogger(getClass());
  43
  44     private RoomClimateControlService roomClimateControlService;
  45
  46     /**
  47      * Constructor.
  48      *
  49      * @param thing The Bosch Smart Home device that should be handled.
  50      */
  51     public ClimateControlHandler(Thing thing) {
  52         super(thing);
  53         this.roomClimateControlService = new RoomClimateControlService();
  54     }
  55
  56     @Override
  57     protected void initializeServices() throws BoschSHCException {
  58         super.createService(TemperatureLevelService::new, this::updateChannels, List.of(CHANNEL_TEMPERATURE));
  59         super.registerService(this.roomClimateControlService, this::updateChannels,
  60                 List.of(CHANNEL_SETPOINT_TEMPERATURE));
  61     }
  62
  63     @Override
  64     public void handleCommand(ChannelUID channelUID, Command command) {
  65         super.handleCommand(channelUID, command);
  66         switch (channelUID.getId()) {
  67             case CHANNEL_SETPOINT_TEMPERATURE:
  68                 if (command instanceof QuantityType<?> temperature) {
  69                     updateSetpointTemperature(temperature);
  70                 }
  71                 break;
  72         }
  73     }
  74
  75     /**
  76      * Updates the channels which are linked to the {@link TemperatureLevelService} of the device.
  77      *
  78      * @param state Current state of {@link TemperatureLevelService}.
  79      */
  80     private void updateChannels(TemperatureLevelServiceState state) {
  81         super.updateState(CHANNEL_TEMPERATURE, state.getTemperatureState());
  82     }
  83
  84     /**
  85      * Updates the channels which are linked to the {@link RoomClimateControlService} of the device.
  86      *
  87      * @param state Current state of {@link RoomClimateControlService}.
  88      */
  89     private void updateChannels(RoomClimateControlServiceState state) {
  90         super.updateState(CHANNEL_SETPOINT_TEMPERATURE, state.getSetpointTemperatureState());
  91     }
  92
  93     /**
  94      * Sets the desired temperature for the device.
  95      *
  96      * @param quantityType Command which contains the new desired temperature.
  97      */
  98     private void updateSetpointTemperature(QuantityType<?> quantityType) {
  99         QuantityType<?> celsiusType = quantityType.toUnit(SIUnits.CELSIUS);
 100         if (celsiusType == null) {
 101             logger.debug("Could not convert quantity command to celsius");
 102             return;
 103         }
 104
 105         double setpointTemperature = celsiusType.doubleValue();
 106         this.updateServiceState(this.roomClimateControlService,
 107                 new RoomClimateControlServiceState(setpointTemperature));
 108     }
 109 }