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   1 /**
   2  * Copyright (c) 2010-2022 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.lgwebos.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.lgwebos.internal.handler.LGWebOSHandler;
  20 import org.openhab.core.io.console.Console;
  21 import org.openhab.core.io.console.extensions.AbstractConsoleCommandExtension;
  22 import org.openhab.core.io.console.extensions.ConsoleCommandExtension;
  23 import org.openhab.core.thing.Thing;
  24 import org.openhab.core.thing.ThingRegistry;
  25 import org.openhab.core.thing.ThingUID;
  26 import org.openhab.core.thing.binding.ThingHandler;
  27 import org.osgi.service.component.annotations.Activate;
  28 import org.osgi.service.component.annotations.Component;
  29 import org.osgi.service.component.annotations.Reference;
  30
  31 /**
  32  * The {@link LGWebOSCommandExtension} is responsible for handling console commands
  33  *
  34  * @author Laurent Garnier - Initial contribution
  35  */
  36
  37 @NonNullByDefault
  38 @Component(service = ConsoleCommandExtension.class)
  39 public class LGWebOSCommandExtension extends AbstractConsoleCommandExtension {
  40
  41     private static final String APPLICATIONS = "applications";
  42     private static final String CHANNELS = "channels";
  43     private static final String ACCESS_KEY = "accesskey";
  44
  45     private final ThingRegistry thingRegistry;
  46
  47     @Activate
  48     public LGWebOSCommandExtension(final @Reference ThingRegistry thingRegistry) {
  49         super("lgwebos", "Interact with the LG webOS 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             LGWebOSHandler handler = null;
  65             if (thing != null) {
  66                 thingHandler = thing.getHandler();
  67                 if (thingHandler instanceof LGWebOSHandler) {
  68                     handler = (LGWebOSHandler) thingHandler;
  69                 }
  70             }
  71             if (thing == null) {
  72                 console.println("Bad thing id '" + args[0] + "'");
  73                 printUsage(console);
  74             } else if (thingHandler == null) {
  75                 console.println("No handler initialized for the thing id '" + args[0] + "'");
  76                 printUsage(console);
  77             } else if (handler == null) {
  78                 console.println("'" + args[0] + "' is not a LG webOS thing id");
  79                 printUsage(console);
  80             } else {
  81                 switch (args[1]) {
  82                     case APPLICATIONS:
  83                         handler.reportApplications().forEach(console::println);
  84                         break;
  85                     case CHANNELS:
  86                         handler.reportChannels().forEach(console::println);
  87                         break;
  88                     case ACCESS_KEY:
  89                         console.println("Your access key is " + handler.getKey());
  90                         break;
  91                     default:
  92                         printUsage(console);
  93                         break;
  94                 }
  95             }
  96         } else {
  97             printUsage(console);
  98         }
  99     }
 100
 101     @Override
 102     public List<String> getUsages() {
 103         return Arrays.asList(new String[] { buildCommandUsage("<thingUID> " + APPLICATIONS, "list applications"),
 104                 buildCommandUsage("<thingUID> " + CHANNELS, "list channels"),
 105                 buildCommandUsage("<thingUID> " + ACCESS_KEY, "show the access key") });
 106     }
 107 }