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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.cbus.handler;
  14
  15 import static org.openhab.core.library.unit.SIUnits.CELSIUS;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.openhab.binding.cbus.CBusBindingConstants;
  19 import org.openhab.core.library.types.QuantityType;
  20 import org.openhab.core.thing.Channel;
  21 import org.openhab.core.thing.ChannelUID;
  22 import org.openhab.core.thing.Thing;
  23 import org.openhab.core.thing.ThingStatus;
  24 import org.openhab.core.thing.ThingStatusDetail;
  25 import org.openhab.core.types.Command;
  26 import org.openhab.core.types.RefreshType;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 import com.daveoxley.cbus.CGateException;
  31 import com.daveoxley.cbus.Group;
  32
  33 /**
  34  * The {@link CBusTemperatureHandler} is responsible for handling commands, which are
  35  * sent to one of the channels.
  36  *
  37  * @author Scott Linton - Initial contribution
  38  */
  39 @NonNullByDefault
  40 public class CBusTemperatureHandler extends CBusGroupHandler {
  41
  42     private final Logger logger = LoggerFactory.getLogger(CBusTemperatureHandler.class);
  43
  44     public CBusTemperatureHandler(Thing thing) {
  45         super(thing, CBusBindingConstants.CBUS_APPLICATION_TEMPERATURE);
  46     }
  47
  48     @Override
  49     public void handleCommand(ChannelUID channelUID, Command command) {
  50         // Read only thing - no commands to handle
  51         if (command instanceof RefreshType) {
  52             try {
  53                 Group group = this.group;
  54                 if (group != null) {
  55                     int level = group.getLevel();
  56                     logger.debug("handle RefreshType Command for Chanell {} Group {} level {}", channelUID, groupId,
  57                             level);
  58                     if (channelUID.getId().equals(CBusBindingConstants.CHANNEL_TEMP)) {
  59                         updateState(channelUID, new QuantityType<>(level, CELSIUS));
  60                     }
  61                 }
  62             } catch (CGateException e) {
  63                 logger.debug("Failed to getLevel for group {}", groupId, e);
  64                 updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, "Communication Error");
  65             }
  66         }
  67     }
  68
  69     public void updateGroup(int updateApplicationId, int updateGroupId, String value) {
  70         if (updateGroupId == groupId && updateApplicationId == applicationId) {
  71             Thing thing = getThing();
  72             Channel channel = thing.getChannel(CBusBindingConstants.CHANNEL_TEMP);
  73
  74             if (channel != null) {
  75                 ChannelUID channelUID = channel.getUID();
  76                 updateState(channelUID, new QuantityType<>(Double.parseDouble(value), CELSIUS));
  77                 logger.trace("Updating CBus Temperature Group {} with value {}", thing.getUID(), value);
  78             } else {
  79                 logger.trace("Failed to Update CBus Temperature Group {} with value {}: No Channel", thing.getUID(),
  80                         value);
  81             }
  82         }
  83     }
  84 }