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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.lutron.internal.handler;
  14
  15 import static org.openhab.binding.lutron.internal.LutronBindingConstants.CHANNEL_SWITCH;
  16
  17 import java.math.BigDecimal;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.openhab.binding.lutron.internal.protocol.OutputCommand;
  21 import org.openhab.binding.lutron.internal.protocol.lip.LutronCommandType;
  22 import org.openhab.binding.lutron.internal.protocol.lip.TargetType;
  23 import org.openhab.core.library.types.OnOffType;
  24 import org.openhab.core.thing.Bridge;
  25 import org.openhab.core.thing.ChannelUID;
  26 import org.openhab.core.thing.Thing;
  27 import org.openhab.core.thing.ThingStatus;
  28 import org.openhab.core.thing.ThingStatusDetail;
  29 import org.openhab.core.types.Command;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 /**
  34  * Handler responsible for communicating with a switch.
  35  *
  36  * @author Allan Tong - Initial contribution
  37  * @author Bob Adair - Added initDeviceState method
  38  */
  39 @NonNullByDefault
  40 public class SwitchHandler extends LutronHandler {
  41     private final Logger logger = LoggerFactory.getLogger(SwitchHandler.class);
  42
  43     private int integrationId;
  44
  45     public SwitchHandler(Thing thing) {
  46         super(thing);
  47     }
  48
  49     @Override
  50     public void initialize() {
  51         Number id = (Number) getThing().getConfiguration().get("integrationId");
  52         if (id == null) {
  53             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, "No integrationId");
  54             return;
  55         }
  56         integrationId = id.intValue();
  57         logger.debug("Initializing Switch handler for integration ID {}", id);
  58
  59         initDeviceState();
  60     }
  61
  62     @Override
  63     protected void initDeviceState() {
  64         logger.debug("Initializing device state for Switch {}", getIntegrationId());
  65         Bridge bridge = getBridge();
  66         if (bridge == null) {
  67             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, "No bridge configured");
  68         } else if (bridge.getStatus() == ThingStatus.ONLINE) {
  69             updateStatus(ThingStatus.UNKNOWN, ThingStatusDetail.NONE, "Awaiting initial response");
  70             queryOutput(TargetType.SWITCH, OutputCommand.ACTION_ZONELEVEL);
  71             // handleUpdate() will set thing status to online when response arrives
  72         } else {
  73             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.BRIDGE_OFFLINE);
  74         }
  75     }
  76
  77     @Override
  78     public void handleCommand(ChannelUID channelUID, Command command) {
  79         if (channelUID.getId().equals(CHANNEL_SWITCH)) {
  80             if (command.equals(OnOffType.ON)) {
  81                 output(TargetType.SWITCH, OutputCommand.ACTION_ZONELEVEL, 100, null, null);
  82             } else if (command.equals(OnOffType.OFF)) {
  83                 output(TargetType.SWITCH, OutputCommand.ACTION_ZONELEVEL, 0, null, null);
  84             }
  85         }
  86     }
  87
  88     @Override
  89     public int getIntegrationId() {
  90         return this.integrationId;
  91     }
  92
  93     @Override
  94     public void handleUpdate(LutronCommandType type, String... parameters) {
  95         if (type == LutronCommandType.OUTPUT && parameters.length > 1
  96                 && OutputCommand.ACTION_ZONELEVEL.toString().equals(parameters[0])) {
  97             BigDecimal level = new BigDecimal(parameters[1]);
  98             if (getThing().getStatus() == ThingStatus.UNKNOWN) {
  99                 updateStatus(ThingStatus.ONLINE);
 100             }
 101             postCommand(CHANNEL_SWITCH, OnOffType.from(level.compareTo(BigDecimal.ZERO) != 0));
 102         }
 103     }
 104
 105     @Override
 106     public void channelLinked(ChannelUID channelUID) {
 107         if (channelUID.getId().equals(CHANNEL_SWITCH)) {
 108             // Refresh state when new item is linked.
 109             queryOutput(TargetType.SWITCH, OutputCommand.ACTION_ZONELEVEL);
 110         }
 111     }
 112 }