import Redis, { Cluster } from "ioredis";
import { Context } from "../../types";
import { CacheEntry, CacheSettings } from "./index";
import { CacheRefreshStrategy } from "../../types";
export declare class RedisCache {
    private client;
    private clientUUID;
    private readonly publishPayloadToChannel;
    private subscriberClient;
    private readonly memoryCacheClient;
    private readonly connectionUrl;
    private readonly staleTTL;
    private readonly expiresTTL;
    readonly allowStale: boolean;
    readonly cacheRefreshStrategy: CacheRefreshStrategy;
    private readonly useCluster;
    private readonly clusterRootNodesJSON?;
    private readonly clusterOptions?;
    private readonly useSentinel;
    private readonly sentinelConnectionOptions?;
    private readonly appContext?;
    constructor({ staleTTL, //         1 minute
    expiresTTL, //  10 minutes
    allowStale, cacheRefreshStrategy, connectionUrl, useAdditionalMemoryCache, publishPayloadToChannel, useCluster, clusterRootNodesJSON, clusterOptionsJSON, useSentinel, sentinelConnectionOptionsJSON, }?: CacheSettings, appContext?: Context);
    connect(): Promise<void>;
    get(key: string): Promise<CacheEntry | undefined>;
    set(key: string, payload: unknown): Promise<void>;
    private subscribe;
    getClient(): Cluster | Redis | undefined;
    getsubscriberClient(): Cluster | Redis | undefined;
    getStatus(): Promise<"connect" | "close" | "end" | "ready" | "reconnecting" | "wait" | "connecting" | "disconnecting" | undefined>;
}