EntityInteractScriptEvent.java

package net.aufdemrand.denizen.events.entity;

import net.aufdemrand.denizen.BukkitScriptEntryData;
import net.aufdemrand.denizen.events.BukkitScriptEvent;
import net.aufdemrand.denizen.objects.dCuboid;
import net.aufdemrand.denizen.objects.dEntity;
import net.aufdemrand.denizen.objects.dLocation;
import net.aufdemrand.denizen.objects.dMaterial;
import net.aufdemrand.denizen.utilities.DenizenAPI;
import net.aufdemrand.denizencore.objects.dList;
import net.aufdemrand.denizencore.objects.dObject;
import net.aufdemrand.denizencore.scripts.ScriptEntryData;
import net.aufdemrand.denizencore.scripts.containers.ScriptContainer;
import net.aufdemrand.denizencore.utilities.CoreUtilities;
import org.bukkit.Bukkit;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityInteractEvent;

public class EntityInteractScriptEvent extends BukkitScriptEvent implements Listener {

    // <--[event]
    // @Events
    // <entity> interacts with <material> (in <area>)
    // entity interacts with <material> (in <area>)
    // <entity> interacts with block (in <area>)
    // entity interacts with block (in <area>)
    //
    // @Regex ^on [^\s]+ interacts with [^\s]+( in ((notable (cuboid|ellipsoid))|([^\s]+)))?$
    //
    // @Cancellable true
    //
    // @Triggers when an entity interacts with a block (EG an arrow hits a button)
    //
    // @Context
    // <context.location> returns a dLocation of the block being interacted with.
    // <context.cuboids> DEPRECATED.
    // <context.entity> returns a dEntity of the entity doing the interaction.
    //
    // -->

    public EntityInteractScriptEvent() {
        instance = this;
    }

    public static EntityInteractScriptEvent instance;
    public dEntity entity;
    public dLocation location;
    private dMaterial material;
    public EntityInteractEvent event;

    @Override
    public boolean couldMatch(ScriptContainer scriptContainer, String s) {
        return CoreUtilities.toLowerCase(s).contains("interacts with");
    }

    @Override
    public boolean matches(ScriptContainer scriptContainer, String s) {
        String lower = CoreUtilities.toLowerCase(s);

        if (!entity.matchesEntity(CoreUtilities.getXthArg(0, lower))) {
            return false;
        }

        String mat = CoreUtilities.getXthArg(3, lower);
        if (!tryMaterial(material, mat)) {
            return false;
        }

        if (!runInCheck(scriptContainer, s, lower, location)) {
            return false;
        }

        return true;
    }

    @Override
    public String getName() {
        return "EntityInteracts";
    }

    @Override
    public void init() {
        Bukkit.getServer().getPluginManager().registerEvents(this, DenizenAPI.getCurrentInstance());
    }

    @Override
    public void destroy() {
        EntityInteractEvent.getHandlerList().unregister(this);
    }

    @Override
    public boolean applyDetermination(ScriptContainer container, String determination) {
        return super.applyDetermination(container, determination);
    }

    @Override
    public ScriptEntryData getScriptEntryData() {
        return new BukkitScriptEntryData(entity.isPlayer() ? dEntity.getPlayerFrom(event.getEntity()) : null,
                entity.isCitizensNPC() ? dEntity.getNPCFrom(event.getEntity()) : null);
    }

    @Override
    public dObject getContext(String name) {
        if (name.equals("entity")) {
            return entity;
        }
        else if (name.equals("location")) {
            return location;
        }
        else if (name.equals("cuboids")) { // NOTE: Deprecated in favour of context.location.cuboids
            dList cuboids = new dList();
            for (dCuboid cuboid : dCuboid.getNotableCuboidsContaining(location)) {
                cuboids.add(cuboid.identifySimple());
            }
            return cuboids;
        }
        return super.getContext(name);
    }

    @EventHandler
    public void onEntityInteract(EntityInteractEvent event) {
        entity = new dEntity(event.getEntity());
        location = new dLocation(event.getBlock().getLocation());
        material = dMaterial.getMaterialFrom(event.getBlock().getType(), event.getBlock().getData());
        cancelled = event.isCancelled();
        this.event = event;
        fire();
        event.setCancelled(cancelled);
    }

}