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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.urtsi.internal.handler;
  14
  15 import org.openhab.binding.urtsi.internal.UrtsiBindingConstants;
  16 import org.openhab.binding.urtsi.internal.config.RtsDeviceConfig;
  17 import org.openhab.binding.urtsi.internal.mapping.UrtsiChannelMapping;
  18 import org.openhab.core.library.types.StopMoveType;
  19 import org.openhab.core.library.types.UpDownType;
  20 import org.openhab.core.thing.ChannelUID;
  21 import org.openhab.core.thing.Thing;
  22 import org.openhab.core.thing.ThingStatus;
  23 import org.openhab.core.thing.ThingStatusDetail;
  24 import org.openhab.core.thing.binding.BaseThingHandler;
  25 import org.openhab.core.thing.binding.ThingHandler;
  26 import org.openhab.core.types.Command;
  27 import org.openhab.core.types.State;
  28
  29 /**
  30  * The {@link RtsDeviceHandler} is responsible for handling commands, which are
  31  * sent to one of the channels.
  32  *
  33  * @author Oliver Libutzki - Initial contribution
  34  */
  35 public class RtsDeviceHandler extends BaseThingHandler {
  36
  37     public RtsDeviceHandler(Thing thing) {
  38         super(thing);
  39     }
  40
  41     @Override
  42     public void handleCommand(ChannelUID channelUID, Command command) {
  43         if (channelUID.getId().equals(UrtsiBindingConstants.POSITION)) {
  44             RtsCommand rtsCommand = null;
  45             if (command instanceof UpDownType upDownCommand) {
  46                 switch (upDownCommand) {
  47                     case UP:
  48                         rtsCommand = RtsCommand.UP;
  49                         break;
  50                     case DOWN:
  51                         rtsCommand = RtsCommand.DOWN;
  52                         break;
  53                     default:
  54                         break;
  55                 }
  56             } else if (command instanceof StopMoveType stopMoveCommand) {
  57                 switch (stopMoveCommand) {
  58                     case STOP:
  59                         rtsCommand = RtsCommand.STOP;
  60                         break;
  61                     default:
  62                         break;
  63                 }
  64             }
  65             if (rtsCommand != null) {
  66                 // We delegate the execution to the bridge handler
  67                 ThingHandler bridgeHandler = getBridge().getHandler();
  68                 if (bridgeHandler instanceof UrtsiDeviceHandler deviceHandler) {
  69                     boolean executedSuccessfully = deviceHandler.executeRtsCommand(getThing(), rtsCommand);
  70                     if (executedSuccessfully && command instanceof State state) {
  71                         updateState(channelUID, state);
  72                     }
  73                 }
  74             }
  75         }
  76     }
  77
  78     @Override
  79     public void initialize() {
  80         RtsDeviceConfig rtsDeviceConfig = getConfigAs(RtsDeviceConfig.class);
  81         String mappedChannel = UrtsiChannelMapping.getMappedChannel(rtsDeviceConfig.channel);
  82         if (mappedChannel == null) {
  83             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
  84                     "The channel '" + rtsDeviceConfig.channel + "' is invalid.");
  85         } else {
  86             // Just use the status of the bridge as we do not have any information if there a RTS device listening at
  87             // the configured channel
  88             ThingStatus bridgeStatus = getBridge().getStatus();
  89             updateStatus(bridgeStatus);
  90
  91         }
  92     }
  93 }