import { IClientPublishOptions } from "mqtt";
import { Observable } from "rxjs";
import { SimpleLogger } from "./misc";
import { HomieElementDescription, HomieElementPointer, HomieID, BaseAttributes } from "./model";
import { MqttMessage } from "./mqtt";
import { RXObject } from "./RXObject";
export declare abstract class HomieElement<T extends BaseAttributes, POINTER extends HomieElementPointer, DESC extends HomieElementDescription> extends RXObject<T> {
    protected readonly log: SimpleLogger;
    abstract readonly topic: string;
    abstract readonly pointer: POINTER;
    get id(): HomieID;
    get attributes(): T;
    protected set attributes(value: T);
    protected _isInitialized: boolean;
    get isInitialized(): boolean;
    protected abstract set descriptionUpdateNeeded(value: boolean);
    constructor(attributes: T);
    abstract getDescription(): DESC;
    protected abstract mqttPublish$(path: string, value: string | null | undefined, options: IClientPublishOptions, publishEmpty: boolean): Observable<boolean>;
    publish$(path: string, value: string | null | undefined, options?: IClientPublishOptions, publishEmpty?: boolean): Observable<boolean>;
    protected abstract mqttSubscribe(path: string, retained: boolean): Observable<MqttMessage>;
    subscribe(path: string, retained?: boolean): Observable<MqttMessage>;
    abstract wipe$(): Observable<boolean>;
    onDestroy(): Promise<void>;
}