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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.deconz.internal.handler;
  14
  15 import static org.openhab.binding.deconz.internal.BindingConstants.*;
  16
  17 import java.util.Map;
  18 import java.util.Set;
  19 import java.util.stream.Collectors;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.openhab.binding.deconz.internal.CommandDescriptionProvider;
  23 import org.openhab.binding.deconz.internal.Util;
  24 import org.openhab.binding.deconz.internal.dto.DeconzBaseMessage;
  25 import org.openhab.binding.deconz.internal.dto.GroupAction;
  26 import org.openhab.binding.deconz.internal.dto.GroupMessage;
  27 import org.openhab.binding.deconz.internal.dto.GroupState;
  28 import org.openhab.binding.deconz.internal.types.ResourceType;
  29 import org.openhab.core.library.types.DecimalType;
  30 import org.openhab.core.library.types.HSBType;
  31 import org.openhab.core.library.types.OnOffType;
  32 import org.openhab.core.library.types.PercentType;
  33 import org.openhab.core.library.types.StringType;
  34 import org.openhab.core.thing.ChannelUID;
  35 import org.openhab.core.thing.Thing;
  36 import org.openhab.core.thing.ThingStatus;
  37 import org.openhab.core.thing.ThingTypeUID;
  38 import org.openhab.core.types.Command;
  39 import org.openhab.core.types.CommandDescriptionBuilder;
  40 import org.openhab.core.types.CommandOption;
  41 import org.openhab.core.types.RefreshType;
  42 import org.slf4j.Logger;
  43 import org.slf4j.LoggerFactory;
  44
  45 import com.google.gson.Gson;
  46
  47 /**
  48  * This group thing doesn't establish any connections, that is done by the bridge Thing.
  49  *
  50  * It waits for the bridge to come online, grab the websocket connection and bridge configuration
  51  * and registers to the websocket connection as a listener.
  52  *
  53  * @author Jan N. Klug - Initial contribution
  54  */
  55 @NonNullByDefault
  56 public class GroupThingHandler extends DeconzBaseThingHandler {
  57     public static final Set<ThingTypeUID> SUPPORTED_THING_TYPE_UIDS = Set.of(THING_TYPE_LIGHTGROUP);
  58     private final Logger logger = LoggerFactory.getLogger(GroupThingHandler.class);
  59     private final CommandDescriptionProvider commandDescriptionProvider;
  60
  61     private Map<String, String> scenes = Map.of();
  62     private GroupState groupStateCache = new GroupState();
  63
  64     public GroupThingHandler(Thing thing, Gson gson, CommandDescriptionProvider commandDescriptionProvider) {
  65         super(thing, gson, ResourceType.GROUPS);
  66         this.commandDescriptionProvider = commandDescriptionProvider;
  67     }
  68
  69     @Override
  70     public void handleCommand(ChannelUID channelUID, Command command) {
  71         String channelId = channelUID.getId();
  72
  73         GroupAction newGroupAction = new GroupAction();
  74         switch (channelId) {
  75             case CHANNEL_ALL_ON:
  76             case CHANNEL_ANY_ON:
  77                 if (command instanceof RefreshType) {
  78                     valueUpdated(channelUID.getId(), groupStateCache);
  79                     return;
  80                 }
  81                 break;
  82             case CHANNEL_ALERT:
  83                 if (command instanceof StringType) {
  84                     newGroupAction.alert = command.toString();
  85                 } else {
  86                     return;
  87                 }
  88                 break;
  89             case CHANNEL_COLOR:
  90                 if (command instanceof HSBType) {
  91                     HSBType hsbCommand = (HSBType) command;
  92                     Integer bri = Util.fromPercentType(hsbCommand.getBrightness());
  93                     newGroupAction.bri = bri;
  94                     if (bri > 0) {
  95                         newGroupAction.hue = (int) (hsbCommand.getHue().doubleValue() * HUE_FACTOR);
  96                         newGroupAction.sat = Util.fromPercentType(hsbCommand.getSaturation());
  97                     }
  98                 } else if (command instanceof PercentType) {
  99                     newGroupAction.bri = Util.fromPercentType((PercentType) command);
 100                 } else if (command instanceof DecimalType) {
 101                     newGroupAction.bri = ((DecimalType) command).intValue();
 102                 } else if (command instanceof OnOffType) {
 103                     newGroupAction.on = OnOffType.ON.equals(command);
 104                 } else {
 105                     return;
 106                 }
 107                 break;
 108             case CHANNEL_COLOR_TEMPERATURE:
 109                 if (command instanceof DecimalType) {
 110                     int miredValue = Util.kelvinToMired(((DecimalType) command).intValue());
 111                     newGroupAction.ct = Util.constrainToRange(miredValue, ZCL_CT_MIN, ZCL_CT_MAX);
 112                 } else {
 113                     return;
 114                 }
 115                 break;
 116             case CHANNEL_SCENE:
 117                 if (command instanceof StringType) {
 118                     String sceneId = scenes.get(command.toString());
 119                     if (sceneId != null) {
 120                         sendCommand(null, command, channelUID, "scenes/" + sceneId + "/recall", null);
 121                     } else {
 122                         logger.debug("Ignoring command {} for {}, scene is not found in available scenes: {}", command,
 123                                 channelUID, scenes);
 124                     }
 125                 }
 126                 return;
 127             default:
 128                 return;
 129         }
 130
 131         Integer bri = newGroupAction.bri;
 132         if (bri != null) {
 133             newGroupAction.on = (bri > 0);
 134         }
 135
 136         sendCommand(newGroupAction, command, channelUID, null);
 137     }
 138
 139     @Override
 140     protected void processStateResponse(DeconzBaseMessage stateResponse) {
 141         if (stateResponse instanceof GroupMessage) {
 142             GroupMessage groupMessage = (GroupMessage) stateResponse;
 143             scenes = groupMessage.scenes.stream().collect(Collectors.toMap(scene -> scene.name, scene -> scene.id));
 144             ChannelUID channelUID = new ChannelUID(thing.getUID(), CHANNEL_SCENE);
 145             commandDescriptionProvider.setDescription(channelUID,
 146                     CommandDescriptionBuilder.create().withCommandOptions(groupMessage.scenes.stream()
 147                             .map(scene -> new CommandOption(scene.name, scene.name)).collect(Collectors.toList()))
 148                             .build());
 149
 150         }
 151         messageReceived(config.id, stateResponse);
 152     }
 153
 154     private void valueUpdated(String channelId, GroupState newState) {
 155         switch (channelId) {
 156             case CHANNEL_ALL_ON:
 157                 updateState(channelId, OnOffType.from(newState.all_on));
 158                 break;
 159             case CHANNEL_ANY_ON:
 160                 updateState(channelId, OnOffType.from(newState.any_on));
 161                 break;
 162             default:
 163         }
 164     }
 165
 166     @Override
 167     public void messageReceived(String sensorID, DeconzBaseMessage message) {
 168         if (message instanceof GroupMessage) {
 169             GroupMessage groupMessage = (GroupMessage) message;
 170             logger.trace("{} received {}", thing.getUID(), groupMessage);
 171             GroupState groupState = groupMessage.state;
 172             if (groupState != null) {
 173                 updateStatus(ThingStatus.ONLINE);
 174                 thing.getChannels().stream().map(c -> c.getUID().getId()).forEach(c -> valueUpdated(c, groupState));
 175                 groupStateCache = groupState;
 176             }
 177         }
 178     }
 179 }