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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.myq.internal.handler;
  14
  15 import org.eclipse.jdt.annotation.NonNullByDefault;
  16 import org.eclipse.jdt.annotation.Nullable;
  17 import org.openhab.binding.myq.internal.MyQBindingConstants;
  18 import org.openhab.binding.myq.internal.config.MyQDeviceConfiguration;
  19 import org.openhab.binding.myq.internal.dto.DeviceDTO;
  20 import org.openhab.core.library.types.OnOffType;
  21 import org.openhab.core.thing.Bridge;
  22 import org.openhab.core.thing.ChannelUID;
  23 import org.openhab.core.thing.Thing;
  24 import org.openhab.core.thing.ThingStatus;
  25 import org.openhab.core.thing.ThingStatusDetail;
  26 import org.openhab.core.thing.binding.BaseThingHandler;
  27 import org.openhab.core.thing.binding.BridgeHandler;
  28 import org.openhab.core.types.Command;
  29 import org.openhab.core.types.RefreshType;
  30
  31 /**
  32  * The {@link MyQLampHandler} is responsible for handling commands for a lamp thing, which are
  33  * sent to one of the channels.
  34  *
  35  * @author Dan Cunningham - Initial contribution
  36  */
  37 @NonNullByDefault
  38 public class MyQLampHandler extends BaseThingHandler implements MyQDeviceHandler {
  39     private @Nullable DeviceDTO deviceState;
  40     private String serialNumber;
  41
  42     public MyQLampHandler(Thing thing) {
  43         super(thing);
  44         serialNumber = getConfigAs(MyQDeviceConfiguration.class).serialNumber;
  45     }
  46
  47     @Override
  48     public void initialize() {
  49         updateStatus(ThingStatus.UNKNOWN);
  50     }
  51
  52     @Override
  53     public void handleCommand(ChannelUID channelUID, Command command) {
  54         if (command instanceof RefreshType) {
  55             updateState();
  56             return;
  57         }
  58
  59         if (command instanceof OnOffType) {
  60             Bridge bridge = getBridge();
  61             final DeviceDTO localState = deviceState;
  62             if (bridge != null && localState != null) {
  63                 BridgeHandler handler = bridge.getHandler();
  64                 if (handler != null) {
  65                     ((MyQAccountHandler) handler).sendAction(localState.serialNumber,
  66                             command == OnOffType.ON ? "turnon" : "turnoff");
  67                 }
  68             }
  69         }
  70     }
  71
  72     @Override
  73     public String getSerialNumber() {
  74         return serialNumber;
  75     }
  76
  77     protected void updateState() {
  78         final DeviceDTO localState = deviceState;
  79         if (localState != null) {
  80             String lampState = localState.state.lampState;
  81             updateState("switch", "on".equals(lampState) ? OnOffType.ON : OnOffType.OFF);
  82         }
  83     }
  84
  85     @Override
  86     public void handleDeviceUpdate(DeviceDTO device) {
  87         if (!MyQBindingConstants.THING_TYPE_LAMP.getId().equals(device.deviceFamily)) {
  88             return;
  89         }
  90         deviceState = device;
  91         if (device.state.online) {
  92             updateStatus(ThingStatus.ONLINE);
  93             updateState();
  94         } else {
  95             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, "Device reports as offline");
  96         }
  97     }
  98 }