/
MountCommand.java
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/
MountCommand.java
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package net.aufdemrand.denizen.scripts.commands.entity;
import java.util.List;
import net.aufdemrand.denizen.exceptions.CommandExecutionException;
import net.aufdemrand.denizen.exceptions.InvalidArgumentsException;
import net.aufdemrand.denizen.objects.aH;
import net.aufdemrand.denizen.objects.dEntity;
import net.aufdemrand.denizen.objects.dList;
import net.aufdemrand.denizen.objects.dLocation;
import net.aufdemrand.denizen.scripts.ScriptEntry;
import net.aufdemrand.denizen.scripts.commands.AbstractCommand;
import net.aufdemrand.denizen.utilities.Conversion;
import net.aufdemrand.denizen.utilities.debugging.dB;
import net.aufdemrand.denizen.utilities.debugging.dB.Messages;
import net.aufdemrand.denizen.utilities.entity.Position;
/**
* Mounts a player on the NPC if no targets are specified.
* If targets are specified, mount them on each other in order.
*
* @author David Cernat
*/
public class MountCommand extends AbstractCommand {
@Override
public void parseArgs(ScriptEntry scriptEntry) throws InvalidArgumentsException {
// Initialize necessary fields
for (aH.Argument arg : aH.interpret(scriptEntry.getArguments())) {
if (!scriptEntry.hasObject("cancel")
&& arg.matches("cancel")) {
scriptEntry.addObject("cancel", "");
}
else if (!scriptEntry.hasObject("location")
&& arg.matchesArgumentType(dLocation.class)) {
// Location arg
scriptEntry.addObject("location", arg.asType(dLocation.class));
}
else if (!scriptEntry.hasObject("entities")
&& arg.matchesArgumentList(dEntity.class)) {
// Entity arg
scriptEntry.addObject("entities", ((dList) arg.asType(dList.class)).filter(dEntity.class));
}
else dB.echoError(dB.Messages.ERROR_UNKNOWN_ARGUMENT, arg.raw_value);
}
// Use the NPC or player's locations as the location if one is not specified
scriptEntry.defaultObject("location",
scriptEntry.hasPlayer() ? scriptEntry.getPlayer().getLocation() : null,
scriptEntry.hasNPC() ? scriptEntry.getNPC().getLocation() : null);
// Check to make sure required arguments have been filled
if (!scriptEntry.hasObject("entities"))
throw new InvalidArgumentsException(Messages.ERROR_MISSING_OTHER, "ENTITIES");
if (!scriptEntry.hasObject("location"))
throw new InvalidArgumentsException(Messages.ERROR_MISSING_OTHER, "LOCATION");
}
@SuppressWarnings("unchecked")
@Override
public void execute(final ScriptEntry scriptEntry) throws CommandExecutionException {
// Get objects
dLocation location = (dLocation) scriptEntry.getObject("location");
List<dEntity> entities = (List<dEntity>) scriptEntry.getObject("entities");
boolean cancel = scriptEntry.hasObject("cancel");
// Report to dB
dB.report(getName(), (cancel == true ? aH.debugObj("cancel", cancel) : "") +
aH.debugObj("location", location) +
aH.debugObj("entities", entities.toString()));
// Mount or dismount all of the entities
if (cancel == false) {
// Go through all the entities, spawning/teleporting them
for (dEntity entity : entities) {
entity.spawnAt(location);
}
Position.mount(Conversion.convertEntities(entities));
}
else {
Position.dismount(Conversion.convertEntities(entities));
}
}
}