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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.meater.internal.console;
  14
  15 import java.util.Arrays;
  16 import java.util.List;
  17
  18 import org.eclipse.jdt.annotation.NonNullByDefault;
  19 import org.eclipse.jdt.annotation.Nullable;
  20 import org.openhab.binding.meater.internal.MeaterBindingConstants;
  21 import org.openhab.binding.meater.internal.handler.MeaterBridgeHandler;
  22 import org.openhab.core.io.console.Console;
  23 import org.openhab.core.io.console.ConsoleCommandCompleter;
  24 import org.openhab.core.io.console.StringsCompleter;
  25 import org.openhab.core.io.console.extensions.AbstractConsoleCommandExtension;
  26 import org.openhab.core.io.console.extensions.ConsoleCommandExtension;
  27 import org.openhab.core.thing.Thing;
  28 import org.openhab.core.thing.ThingRegistry;
  29 import org.openhab.core.thing.binding.ThingHandler;
  30 import org.osgi.service.component.annotations.Activate;
  31 import org.osgi.service.component.annotations.Component;
  32 import org.osgi.service.component.annotations.Reference;
  33
  34 /**
  35  * The {@link MeaterCommandExtension} is responsible for handling console commands
  36  *
  37  * @author Jacob Laursen - Initial contribution
  38  */
  39 @NonNullByDefault
  40 @Component(service = ConsoleCommandExtension.class)
  41 public class MeaterCommandExtension extends AbstractConsoleCommandExtension implements ConsoleCommandCompleter {
  42
  43     private static final String SHOW_IDS = "showIds";
  44     private static final StringsCompleter SUBCMD_COMPLETER = new StringsCompleter(List.of(SHOW_IDS), false);
  45
  46     private final ThingRegistry thingRegistry;
  47
  48     @Activate
  49     public MeaterCommandExtension(final @Reference ThingRegistry thingRegistry) {
  50         super(MeaterBindingConstants.BINDING_ID, "Interact with the Meater binding.");
  51         this.thingRegistry = thingRegistry;
  52     }
  53
  54     @Override
  55     public void execute(String[] args, Console console) {
  56         if (args.length != 1 || !SHOW_IDS.equals(args[0])) {
  57             printUsage(console);
  58             return;
  59         }
  60
  61         for (Thing thing : thingRegistry.getAll()) {
  62             ThingHandler thingHandler = thing.getHandler();
  63             if (thingHandler instanceof MeaterBridgeHandler) {
  64                 console.println("API bridge: " + thing.getLabel());
  65                 ((MeaterBridgeHandler) thingHandler).getMeaterThings().entrySet().stream().forEach(t -> {
  66                     console.println("    - ID: " + t.getKey() + " (ambient temperature: "
  67                             + t.getValue().temperature.ambient + ")");
  68                 });
  69             }
  70         }
  71     }
  72
  73     @Override
  74     public List<String> getUsages() {
  75         return Arrays.asList(buildCommandUsage(SHOW_IDS, "list all probes"));
  76     }
  77
  78     @Override
  79     public @Nullable ConsoleCommandCompleter getCompleter() {
  80         return this;
  81     }
  82
  83     @Override
  84     public boolean complete(String[] args, int cursorArgumentIndex, int cursorPosition, List<String> candidates) {
  85         if (cursorArgumentIndex <= 0) {
  86             return SUBCMD_COMPLETER.complete(args, cursorArgumentIndex, cursorPosition, candidates);
  87         }
  88         return false;
  89     }
  90 }