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   1 /**
   2  * Copyright (c) 2010-2021 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.miele.internal.handler;
  14
  15 import static org.openhab.binding.miele.internal.MieleBindingConstants.APPLIANCE_ID;
  16 import static org.openhab.binding.miele.internal.MieleBindingConstants.MIELE_DEVICE_CLASS_HOOD;
  17
  18 import org.openhab.core.library.types.OnOffType;
  19 import org.openhab.core.thing.ChannelUID;
  20 import org.openhab.core.thing.Thing;
  21 import org.openhab.core.types.Command;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 import com.google.gson.JsonElement;
  26
  27 /**
  28  * The {@link HoodHandler} is responsible for handling commands,
  29  * which are sent to one of the channels
  30  *
  31  * @author Karel Goderis - Initial contribution
  32  * @author Kai Kreuzer - fixed handling of REFRESH commands
  33  * @author Martin Lepsy - fixed handling of empty JSON results
  34  * @author Jacob Laursen - Fixed multicast and protocol support (ZigBee/LAN)
  35  **/
  36 public class HoodHandler extends MieleApplianceHandler<HoodChannelSelector> {
  37
  38     private final Logger logger = LoggerFactory.getLogger(HoodHandler.class);
  39
  40     public HoodHandler(Thing thing) {
  41         super(thing, HoodChannelSelector.class, MIELE_DEVICE_CLASS_HOOD);
  42     }
  43
  44     @Override
  45     public void handleCommand(ChannelUID channelUID, Command command) {
  46         super.handleCommand(channelUID, command);
  47
  48         String channelID = channelUID.getId();
  49         String applianceId = (String) getThing().getConfiguration().getProperties().get(APPLIANCE_ID);
  50
  51         HoodChannelSelector selector = (HoodChannelSelector) getValueSelectorFromChannelID(channelID);
  52         JsonElement result = null;
  53
  54         try {
  55             if (selector != null) {
  56                 switch (selector) {
  57                     case LIGHT: {
  58                         if (command.equals(OnOffType.ON)) {
  59                             result = bridgeHandler.invokeOperation(applianceId, modelID, "startLighting");
  60                         } else if (command.equals(OnOffType.OFF)) {
  61                             result = bridgeHandler.invokeOperation(applianceId, modelID, "stopLighting");
  62                         }
  63                         break;
  64                     }
  65                     case STOP: {
  66                         if (command.equals(OnOffType.ON)) {
  67                             result = bridgeHandler.invokeOperation(applianceId, modelID, "stop");
  68                         }
  69                         break;
  70                     }
  71                     default: {
  72                         logger.debug("{} is a read-only channel that does not accept commands",
  73                                 selector.getChannelID());
  74                     }
  75                 }
  76             }
  77             // process result
  78             if (result != null && isResultProcessable(result)) {
  79                 logger.debug("Result of operation is {}", result.getAsString());
  80             }
  81         } catch (IllegalArgumentException e) {
  82             logger.warn(
  83                     "An error occurred while trying to set the read-only variable associated with channel '{}' to '{}'",
  84                     channelID, command.toString());
  85         }
  86     }
  87 }