package game.command;

import java.util.Collection;
import java.util.List;
import game.collect.Lists;
import game.entity.Entity;
import game.entity.npc.EntityNPC;
import game.network.Player;

public class PlayerEntityListParser extends PlayerEntityParser {
	public PlayerEntityListParser(String name, boolean useSender) {
		super(name, useSender);
	}

	public Object parse(CommandEnvironment env, String input) {
		if(input.equals("*")) {
			List<Entity> list = Lists.newArrayList();
			for(Player plr : env.getServer().getPlayers()) {
				if(plr.getEntity() != null)
					list.add(plr.getEntity());
			}
			if(list.isEmpty())
				throw new RunException("Keine Spieler gefunden");
			return list;
		}
		return Lists.newArrayList((EntityNPC)super.parse(env, input));
	}
	
	public Object getDefault(CommandEnvironment env) {
		EntityNPC entity = (EntityNPC)super.getDefault(env);
		return entity == null ? null : Lists.newArrayList(entity);
	}
	
	public Collection<String> getCompletions(CommandEnvironment env) {
		Collection<String> comp = super.getCompletions(env);
		comp.add("*");
		return comp;
	}

	public Class<?> getTypeClass() {
		return List.class;
	}
}