import { RedisClientType, RedisClientOptions } from 'redis';

interface RedisOptions extends RedisClientOptions {
    host: string;
    port: number;
}
interface RedisToTryCatchResult<T = any> {
    status: boolean;
    result?: T;
    error?: Error | any;
}
declare class Redis {
    host: string;
    port: number;
    client: RedisClientType;
    constructor(opts: RedisOptions);
    /**
     * 初始化
     */
    _init(): void;
    /**
     * 设置键值对
     * @param   key     键，支持字符串和对象
     * @param   value   值，当 key 为字符串时，value 为值，当 key 为对象时，value 必须为空
     */
    set(key: string | {
        [key: string]: any;
    }, value?: any): Promise<RedisToTryCatchResult | RedisToTryCatchResult[] | undefined>;
    /**
     * 设置配置项
     * @param opts 配置项
     */
    setOptions({ host, port }: RedisOptions): Redis;
    /**
     * 连接
     */
    connect(): Promise<RedisToTryCatchResult>;
    /**
     * 断开连接
     */
    disconnect(): Promise<RedisToTryCatchResult>;
    /**
     * 重新创建客户端实例
     * @param opts 配置项
     */
    recreate(opts: RedisOptions): Redis;
    /**
     * 退出
     */
    quit(): Promise<RedisToTryCatchResult>;
    /**
     * 异常捕获
     * @param fn 执行函数
     */
    _toTryCatch<T = any>(fn: Function, ...args: any[]): Promise<RedisToTryCatchResult<T>>;
}

export { Redis };