Examples with CommandParam org.terasology.engine.logic.console.commandSystem.annotations.CommandParam used on opensource projects

Example 1 with CommandParam

use of org.terasology.engine.logic.console.commandSystem.annotations.CommandParam in project Terasology by MovingBlocks.

the class CoreCommands method spawnPrefab.

/**
 * Spawns an instance of a prefab in the world
 *
 * @param sender     Sender of command
 * @param prefabName String containing prefab name
 * @return String containing final message
 */
@Command(shortDescription = "Spawns an instance of a prefab in the world", runOnServer = true, requiredPermission = PermissionManager.CHEAT_PERMISSION)
public String spawnPrefab(@Sender EntityRef sender, @CommandParam("prefabId") String prefabName) {
    ClientComponent clientComponent = sender.getComponent(ClientComponent.class);
    LocationComponent characterLocation = clientComponent.character.getComponent(LocationComponent.class);
    Vector3f spawnPos = characterLocation.getWorldPosition(new Vector3f());
    Vector3f offset = characterLocation.getWorldDirection(new Vector3f());
    offset.mul(2);
    spawnPos.add(offset);
    Vector3f dir = characterLocation.getWorldDirection(new Vector3f());
    dir.y = 0;
    if (dir.lengthSquared() > 0.001f) {
        dir.normalize();
    } else {
        dir.set(Direction.FORWARD.asVector3f());
    }
    return Assets.getPrefab(prefabName).map(prefab -> {
        LocationComponent loc = prefab.getComponent(LocationComponent.class);
        if (loc != null) {
            entityManager.create(prefab, spawnPos);
            return "Done";
        } else {
            return "Prefab cannot be spawned (no location component)";
        }
    }).orElse("Unknown prefab");
}

Example 2 with CommandParam

use of org.terasology.engine.logic.console.commandSystem.annotations.CommandParam in project Terasology by MovingBlocks.

the class MethodCommand method getParameterTypeFor.

private static Parameter getParameterTypeFor(Class<?> type, Annotation[] annotations, Context context) {
    for (Annotation annotation : annotations) {
        if (annotation instanceof CommandParam) {
            CommandParam parameterAnnotation = (CommandParam) annotation;
            String name = parameterAnnotation.value();
            Class<? extends CommandParameterSuggester> suggesterClass = parameterAnnotation.suggester();
            boolean required = parameterAnnotation.required();
            CommandParameterSuggester suggester = InjectionHelper.createWithConstructorInjection(suggesterClass, context);
            if (type.isArray()) {
                Class<?> childType = type.getComponentType();
                return CommandParameter.array(name, childType, required, suggester, context);
            } else {
                return CommandParameter.single(name, type, required, suggester, context);
            }
        } else if (annotation instanceof Sender) {
            return MarkerParameters.SENDER;
        }
    }
    return MarkerParameters.INVALID;
}

Example 3 with CommandParam

use of org.terasology.engine.logic.console.commandSystem.annotations.CommandParam in project Terasology by MovingBlocks.

the class CoreCommands method dumpEntities.

/**
 * Writes out information on entities having specific components to a text file for debugging
 * If no component names provided - writes out information on all entities
 *
 * @param componentNames string contains one or several component names, if more then one name
 *                       provided - they must be braced with double quotes and all names separated
 *                       by space
 * @return String containing information about number of entities saved
 * @throws IOException thrown when error with saving file occures
 */
@Command(shortDescription = "Writes out information on all entities to a JSON file for debugging", helpText = "Writes entity information out into a file named \"<timestamp>-entityDump.json\"." + " Supports list of component names, which will be used to only save entities that contains" + " one or more of those components. Names should be separated by spaces.")
public String dumpEntities(@CommandParam(value = "componentNames", required = false) String... componentNames) throws IOException {
    int savedEntityCount;
    EngineEntityManager engineEntityManager = (EngineEntityManager) entityManager;
    PrefabSerializer prefabSerializer = new PrefabSerializer(engineEntityManager.getComponentLibrary(), engineEntityManager.getTypeSerializerLibrary());
    WorldDumper worldDumper = new WorldDumper(engineEntityManager, prefabSerializer);
    Path outFile = PathManager.getInstance().getHomePath().resolve(Instant.now() + "-entityDump.json");
    if (componentNames.length == 0) {
        savedEntityCount = worldDumper.save(outFile);
    } else {
        List<Class<? extends Component>> filterComponents = Arrays.stream(componentNames).map(// Trim off whitespace
        String::trim).filter(// Remove empty strings
        o -> !o.isEmpty()).map(// All component class names end with "component"
        o -> o.toLowerCase().endsWith("component") ? o : o + "component").map(o -> Streams.stream(moduleManager.getEnvironment().getSubtypesOf(Component.class)).filter(e -> e.getSimpleName().equalsIgnoreCase(o)).findFirst()).filter(Optional::isPresent).map(Optional::get).collect(Collectors.toList());
        if (!filterComponents.isEmpty()) {
            savedEntityCount = worldDumper.save(outFile, filterComponents);
        } else {
            return "Could not find components matching given names";
        }
    }
    return "Number of entities saved: " + savedEntityCount;
}