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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.omnilink.internal.handler;
  14
  15 import static org.openhab.binding.omnilink.internal.OmnilinkBindingConstants.*;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.openhab.core.library.types.DecimalType;
  19 import org.openhab.core.library.types.StringType;
  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.types.Command;
  25 import org.openhab.core.types.RefreshType;
  26 import org.openhab.core.types.UnDefType;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 /**
  31  * The {@link ConsoleHandler} defines some methods that are used to
  32  * interface with an OmniLink Console. This by extension also defines the
  33  * Console thing that openHAB will be able to pick up and interface with.
  34  *
  35  * @author Craig Hamilton - Initial contribution
  36  * @author Ethan Dye - openHAB3 rewrite
  37  */
  38 @NonNullByDefault
  39 public class ConsoleHandler extends AbstractOmnilinkHandler {
  40     private final Logger logger = LoggerFactory.getLogger(ConsoleHandler.class);
  41     private final int thingID = getThingNumber();
  42
  43     public ConsoleHandler(Thing thing) {
  44         super(thing);
  45     }
  46
  47     @Override
  48     public void initialize() {
  49         if (getOmnilinkBridgeHandler() != null) {
  50             updateStatus(ThingStatus.ONLINE);
  51             updateChannels();
  52         } else {
  53             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.OFFLINE.COMMUNICATION_ERROR,
  54                     "Received null bridge while initializing Console!");
  55         }
  56     }
  57
  58     @Override
  59     public void handleCommand(ChannelUID channelUID, Command command) {
  60         logger.debug("handleCommand called for channel: {}, command: {}", channelUID, command);
  61
  62         if (command instanceof RefreshType) {
  63             updateChannels();
  64             return;
  65         }
  66
  67         switch (channelUID.getId()) {
  68             case CHANNEL_CONSOLE_ENABLE_DISABLE_BEEPER:
  69                 if (command instanceof StringType) {
  70                     sendOmnilinkCommand(OmniLinkCmd.CMD_CONSOLE_ENABLE_DISABLE_BEEPER.getNumber(),
  71                             ((StringType) command).equals(StringType.valueOf("OFF")) ? 0 : 1, thingID);
  72                 } else {
  73                     logger.debug("Invalid command: {}, must be StringType", command);
  74                 }
  75                 break;
  76             case CHANNEL_CONSOLE_BEEP:
  77                 if (command instanceof DecimalType) {
  78                     sendOmnilinkCommand(OmniLinkCmd.CMD_CONSOLE_BEEP.getNumber(), ((DecimalType) command).intValue(),
  79                             thingID);
  80                 } else {
  81                     logger.debug("Invalid command: {}, must be DecimalType", command);
  82                 }
  83                 break;
  84             default:
  85                 logger.warn("Unknown channel for Console thing: {}", channelUID);
  86         }
  87         updateChannels();
  88     }
  89
  90     public void updateChannels() {
  91         updateState(CHANNEL_CONSOLE_ENABLE_DISABLE_BEEPER, UnDefType.UNDEF);
  92         updateState(CHANNEL_CONSOLE_BEEP, UnDefType.UNDEF);
  93     }
  94 }