/**
 * @license
 * Copyright 2022-2025 Matter.js Authors
 * SPDX-License-Identifier: Apache-2.0
 */
import { RootSupervisor } from "#behavior/supervision/RootSupervisor.js";
import type { ValueSupervisor } from "#behavior/supervision/ValueSupervisor.js";
import { Abort, MaybePromise } from "#general";
import { DataModelPath, Schema } from "#model";
import { Envelope } from "./Envelope.js";
import { LocalResponse } from "./LocalResponse.js";
/**
 * A node in the logical API tree structure.
 *
 * {@link ApiResource}s are ephemeral objects created on-demand as the server navigates paths.
 */
export declare abstract class ApiResource {
    /**
     * The item's identifier in the logical model path.
     */
    abstract readonly id: string;
    /**
     * The item's owner, if any.
     */
    readonly parent?: ApiResource;
    /**
     * Data model path used for diagnostics.
     */
    abstract readonly dataModelPath: DataModelPath;
    /**
     * Value supervisor, if any.
     */
    abstract readonly supervisor?: ValueSupervisor;
    /**
     * Data value.
     */
    abstract readonly value: unknown;
    /**
     * Indicates whether this is an RPC endpoint.
     */
    readonly isInvocable: boolean;
    /**
     * Indicates whether this is an event endpoint.
     */
    readonly isSubscribable: boolean;
    /**
     * The {@link ApiResource.Kind} for {@link value}.
     */
    abstract readonly valueKind: ApiResource.Kind;
    constructor(parent: undefined | ApiResource);
    /**
     * Retrieve the body of the item.
     */
    read(): Envelope<{} | null> | undefined;
    /**
     * Create or replace item.
     */
    write(_request: Envelope.Data): void;
    /**
     * Update item using matter.js patch semantics.
     */
    patch(_request: Envelope.Data): MaybePromise<void>;
    /**
     * Add a child item of this item.
     */
    add(_request: Envelope.Data): MaybePromise<void>;
    /**
     * Remove this item.
     */
    delete(): MaybePromise<void>;
    /**
     * The {@link Schema} for this resource subtree.
     */
    get schema(): Schema | undefined;
    /**
     * Obtain the appropriate {@link ValueSupervisor} for a {@link Schema} in this subtree.
     */
    supervisorFor(schema: Schema): ValueSupervisor;
    /**
     * The {@link RootSupervisor} for this resource subtree.
     */
    get rootSupervisor(): RootSupervisor | undefined;
    /**
     * Execute a procedure.
     */
    invoke(_request?: Envelope.Data): Promise<undefined | Envelope>;
    /**
     * Subscribe to events.
     */
    subscribe(_abort: Abort.Signal, _request?: Envelope.Data): AsyncGenerator<Envelope<LocalResponse>, void, void>;
    /**
     * Retrieve a child with the specified ID.
     */
    childFor(_id: string): Promise<ApiResource | void>;
}
export declare namespace ApiResource {
    /**
     * "Kind" values provided in response JSON payloads.
     */
    type Kind = "ok" | "node" | "endpoint" | "index" | "cluster" | "attribute" | "field" | "error" | "command" | "response" | "changes";
}
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