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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.hue.internal.console;
  14
  15 import java.util.Arrays;
  16 import java.util.List;
  17
  18 import org.eclipse.jdt.annotation.NonNullByDefault;
  19 import org.openhab.binding.hue.internal.handler.HueBridgeHandler;
  20 import org.openhab.binding.hue.internal.handler.HueGroupHandler;
  21 import org.openhab.core.io.console.Console;
  22 import org.openhab.core.io.console.extensions.AbstractConsoleCommandExtension;
  23 import org.openhab.core.io.console.extensions.ConsoleCommandExtension;
  24 import org.openhab.core.thing.Thing;
  25 import org.openhab.core.thing.ThingRegistry;
  26 import org.openhab.core.thing.ThingUID;
  27 import org.openhab.core.thing.binding.ThingHandler;
  28 import org.osgi.service.component.annotations.Activate;
  29 import org.osgi.service.component.annotations.Component;
  30 import org.osgi.service.component.annotations.Reference;
  31
  32 /**
  33  * The {@link HueCommandExtension} is responsible for handling console commands
  34  *
  35  * @author Laurent Garnier - Initial contribution
  36  */
  37
  38 @NonNullByDefault
  39 @Component(service = ConsoleCommandExtension.class)
  40 public class HueCommandExtension extends AbstractConsoleCommandExtension {
  41
  42     private static final String USER_NAME = "username";
  43     private static final String SCENES = "scenes";
  44
  45     private final ThingRegistry thingRegistry;
  46
  47     @Activate
  48     public HueCommandExtension(final @Reference ThingRegistry thingRegistry) {
  49         super("hue", "Interact with the hue binding.");
  50         this.thingRegistry = thingRegistry;
  51     }
  52
  53     @Override
  54     public void execute(String[] args, Console console) {
  55         if (args.length == 2) {
  56             Thing thing = null;
  57             try {
  58                 ThingUID thingUID = new ThingUID(args[0]);
  59                 thing = thingRegistry.get(thingUID);
  60             } catch (IllegalArgumentException e) {
  61                 thing = null;
  62             }
  63             ThingHandler thingHandler = null;
  64             HueBridgeHandler bridgeHandler = null;
  65             HueGroupHandler groupHandler = null;
  66             if (thing != null) {
  67                 thingHandler = thing.getHandler();
  68                 if (thingHandler instanceof HueBridgeHandler) {
  69                     bridgeHandler = (HueBridgeHandler) thingHandler;
  70                 } else if (thingHandler instanceof HueGroupHandler) {
  71                     groupHandler = (HueGroupHandler) thingHandler;
  72                 }
  73             }
  74             if (thing == null) {
  75                 console.println("Bad thing id '" + args[0] + "'");
  76                 printUsage(console);
  77             } else if (thingHandler == null) {
  78                 console.println("No handler initialized for the thingUID '" + args[0] + "'");
  79                 printUsage(console);
  80             } else if (bridgeHandler == null && groupHandler == null) {
  81                 console.println("'" + args[0] + "' is neither a Hue bridgeUID nor a Hue groupThingUID");
  82                 printUsage(console);
  83             } else {
  84                 switch (args[1]) {
  85                     case USER_NAME:
  86                         if (bridgeHandler != null) {
  87                             String userName = bridgeHandler.getUserName();
  88                             console.println("Your user name is " + (userName != null ? userName : "undefined"));
  89                         } else {
  90                             console.println("'" + args[0] + "' is not a Hue bridgeUID");
  91                             printUsage(console);
  92                         }
  93                         break;
  94                     case SCENES:
  95                         if (bridgeHandler != null) {
  96                             bridgeHandler.listScenesForConsole().forEach(console::println);
  97                         } else if (groupHandler != null) {
  98                             groupHandler.listScenesForConsole().forEach(console::println);
  99                         }
 100                         break;
 101                     default:
 102                         printUsage(console);
 103                         break;
 104                 }
 105             }
 106         } else {
 107             printUsage(console);
 108         }
 109     }
 110
 111     @Override
 112     public List<String> getUsages() {
 113         return Arrays.asList(new String[] { buildCommandUsage("<bridgeUID> " + USER_NAME, "show the user name"),
 114                 buildCommandUsage("<bridgeUID> " + SCENES, "list all the scenes with their id"),
 115                 buildCommandUsage("<groupThingUID> " + SCENES, "list all the scenes from this group with their id") });
 116     }
 117 }