import { EventEmitter } from "node:events";
import { Result } from "@openally/result";
import type { KeyType, DatabaseConnection } from "../types/index.js";
import type { KVType, RedisSetValueOptions, StringOrObject } from "./adapter/redis.adapter.js";
export interface KVOptions {
    adapter: DatabaseConnection;
    type?: KVType;
    prefix?: string;
    prefixSeparator?: string;
}
export type KVPeerSetValueOptions<T extends StringOrObject = StringOrObject> = Omit<RedisSetValueOptions<T>, "type">;
/**
* @class KVPeer
* @extends EventEmitter
* @description This class is used to store and retrieve key-value peers in Redis.
*
* @property {Redis} redis - Instance of Redis connection
*
* @example
* ```ts
* new KVPeer();
* ```
*/
export declare class KVPeer<T extends StringOrObject = StringOrObject> extends EventEmitter {
    protected type: KVType;
    protected adapter: DatabaseConnection<T>;
    protected prefix: string;
    protected prefixSeparator: string;
    constructor(options: KVOptions);
    setValue(options: KVPeerSetValueOptions<T>): Promise<Result<KeyType, Error>>;
    getValue(key: KeyType): Promise<T | null>;
    deleteValue(key: KeyType): Promise<number>;
    protected keyWithPrefix(key: KeyType): string;
}
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