import EventEmitter from 'eventemitter3';
import { ComponentType, Entity } from '@lastolivegames/becsy';
import { Commands } from './Commands';
import { Bundle } from '../components';
/**
 * A list of commands that will be run to modify an [entity](crate::entity).
 */
export declare class EntityCommands extends EventEmitter {
    entity: Entity;
    commands: Commands;
    constructor(entity: Entity, commands: Commands);
    /**
     * Returns the [`Entity`] id of the entity.
     *
     * @example
     * let entity_id = commands.spawn_empty().id();
     */
    id(): Entity;
    /**
     * Adds a [`Bundle`] of components to the entity.
     * This will overwrite any previous value(s) of the same component type.
     *
     * @example
     * commands
     *   .entity(0)
     *   .insert([Defense, { x: 10 }], [Transform, { translation } ])
     *   .insert([Bundle, { transform }])
     */
    insert(...bundles: (ComponentType<any> | Bundle)[]): this;
    /**
     * Removes a [`Bundle`] of components from the entity.
     * @example
     * commands.entity(0).remove(Transform);
     */
    remove(...bundles: (ComponentType<any> | Bundle)[]): void;
    /**
     * Despawns the entity.
     */
    despawn(): void;
    /**
     * Adds a single child.
     * If the children were previously children of another parent,
     * that parent's [`Children`] component will have those children removed from its list.
     * Removing all children from a parent causes its [`Children`] component to be removed from the entity.
     */
    appendChild(child: EntityCommands): this;
    removeChild(child: EntityCommands): this;
}