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   1 /**
   2  * Copyright (c) 2010-2020 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.*;
  30 import org.openhab.core.thing.ChannelUID;
  31 import org.openhab.core.thing.Thing;
  32 import org.openhab.core.thing.ThingStatus;
  33 import org.openhab.core.thing.ThingTypeUID;
  34 import org.openhab.core.types.Command;
  35 import org.openhab.core.types.CommandDescriptionBuilder;
  36 import org.openhab.core.types.CommandOption;
  37 import org.openhab.core.types.RefreshType;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40
  41 import com.google.gson.Gson;
  42
  43 /**
  44  * This group thing doesn't establish any connections, that is done by the bridge Thing.
  45  *
  46  * It waits for the bridge to come online, grab the websocket connection and bridge configuration
  47  * and registers to the websocket connection as a listener.
  48  *
  49  * @author Jan N. Klug - Initial contribution
  50  */
  51 @NonNullByDefault
  52 public class GroupThingHandler extends DeconzBaseThingHandler {
  53     public static final Set<ThingTypeUID> SUPPORTED_THING_TYPE_UIDS = Set.of(THING_TYPE_LIGHTGROUP);
  54     private final Logger logger = LoggerFactory.getLogger(GroupThingHandler.class);
  55     private final CommandDescriptionProvider commandDescriptionProvider;
  56
  57     private Map<String, String> scenes = Map.of();
  58     private GroupState groupStateCache = new GroupState();
  59
  60     public GroupThingHandler(Thing thing, Gson gson, CommandDescriptionProvider commandDescriptionProvider) {
  61         super(thing, gson, ResourceType.GROUPS);
  62         this.commandDescriptionProvider = commandDescriptionProvider;
  63     }
  64
  65     @Override
  66     public void handleCommand(ChannelUID channelUID, Command command) {
  67         String channelId = channelUID.getId();
  68
  69         GroupAction newGroupAction = new GroupAction();
  70         switch (channelId) {
  71             case CHANNEL_ALL_ON:
  72             case CHANNEL_ANY_ON:
  73                 if (command instanceof RefreshType) {
  74                     valueUpdated(channelUID.getId(), groupStateCache);
  75                     return;
  76                 }
  77                 break;
  78             case CHANNEL_ALERT:
  79                 if (command instanceof StringType) {
  80                     newGroupAction.alert = command.toString();
  81                 } else {
  82                     return;
  83                 }
  84                 break;
  85             case CHANNEL_COLOR:
  86                 if (command instanceof HSBType) {
  87                     HSBType hsbCommand = (HSBType) command;
  88                     Integer bri = Util.fromPercentType(hsbCommand.getBrightness());
  89                     newGroupAction.bri = bri;
  90                     if (bri > 0) {
  91                         newGroupAction.hue = (int) (hsbCommand.getHue().doubleValue() * HUE_FACTOR);
  92                         newGroupAction.sat = Util.fromPercentType(hsbCommand.getSaturation());
  93                     }
  94                 } else if (command instanceof PercentType) {
  95                     newGroupAction.bri = Util.fromPercentType((PercentType) command);
  96                 } else if (command instanceof DecimalType) {
  97                     newGroupAction.bri = ((DecimalType) command).intValue();
  98                 } else if (command instanceof OnOffType) {
  99                     newGroupAction.on = OnOffType.ON.equals(command);
 100                 } else {
 101                     return;
 102                 }
 103                 break;
 104             case CHANNEL_COLOR_TEMPERATURE:
 105                 if (command instanceof DecimalType) {
 106                     int miredValue = Util.kelvinToMired(((DecimalType) command).intValue());
 107                     newGroupAction.ct = Util.constrainToRange(miredValue, ZCL_CT_MIN, ZCL_CT_MAX);
 108                 } else {
 109                     return;
 110                 }
 111                 break;
 112             case CHANNEL_SCENE:
 113                 if (command instanceof StringType) {
 114                     String sceneId = scenes.get(command.toString());
 115                     if (sceneId != null) {
 116                         sendCommand(null, command, channelUID, "scenes/" + sceneId + "/recall", null);
 117                     } else {
 118                         logger.debug("Ignoring command {} for {}, scene is not found in available scenes: {}", command,
 119                                 channelUID, scenes);
 120                     }
 121                 }
 122                 return;
 123             default:
 124                 return;
 125         }
 126
 127         Integer bri = newGroupAction.bri;
 128         if (bri != null && bri > 0) {
 129             newGroupAction.on = true;
 130         }
 131
 132         sendCommand(newGroupAction, command, channelUID, null);
 133     }
 134
 135     @Override
 136     protected void processStateResponse(DeconzBaseMessage stateResponse) {
 137         if (stateResponse instanceof GroupMessage) {
 138             GroupMessage groupMessage = (GroupMessage) stateResponse;
 139             scenes = groupMessage.scenes.stream().collect(Collectors.toMap(scene -> scene.name, scene -> scene.id));
 140             ChannelUID channelUID = new ChannelUID(thing.getUID(), CHANNEL_SCENE);
 141             commandDescriptionProvider.setDescription(channelUID,
 142                     CommandDescriptionBuilder.create().withCommandOptions(groupMessage.scenes.stream()
 143                             .map(scene -> new CommandOption(scene.name, scene.name)).collect(Collectors.toList()))
 144                             .build());
 145
 146         }
 147         messageReceived(config.id, stateResponse);
 148     }
 149
 150     private void valueUpdated(String channelId, GroupState newState) {
 151         switch (channelId) {
 152             case CHANNEL_ALL_ON:
 153                 updateState(channelId, OnOffType.from(newState.all_on));
 154                 break;
 155             case CHANNEL_ANY_ON:
 156                 updateState(channelId, OnOffType.from(newState.any_on));
 157                 break;
 158             default:
 159         }
 160     }
 161
 162     @Override
 163     public void messageReceived(String sensorID, DeconzBaseMessage message) {
 164         if (message instanceof GroupMessage) {
 165             GroupMessage groupMessage = (GroupMessage) message;
 166             logger.trace("{} received {}", thing.getUID(), groupMessage);
 167             GroupState groupState = groupMessage.state;
 168             if (groupState != null) {
 169                 updateStatus(ThingStatus.ONLINE);
 170                 thing.getChannels().stream().map(c -> c.getUID().getId()).forEach(c -> valueUpdated(c, groupState));
 171                 groupStateCache = groupState;
 172             }
 173         }
 174     }
 175 }