import { Events, Topic } from '@restorecommerce/kafka-client';
import { RedisClientType } from 'redis';
import { Logger } from 'winston';
/**
 * Stores the offsets of the provided topics to redis periodically
 */
export declare class OffsetStore {
    logger: Logger;
    config: any;
    kafkaEvents: Events;
    redisClient: RedisClientType<any, any>;
    topics: any;
    timerID: any;
    constructor(events: Events, config: any, logger: Logger);
    /**
    * updates the topic offset in redis periodically
    *
    */
    updateTopicOffsets(): any;
    /**
     * stores the offset to redis
     * @param  {object} topic Topic object
     * @param  {object} redisClient
     * @return {object}
     */
    storeOffset(topic: Topic, topicName: string): Promise<any>;
    /**
     * get the offset value for the topic from redis
     * @param  {string} topic Topic name
     * @return {object}
     */
    getOffset(topicName: string): Promise<number>;
    /**
     * stops the redis client
     * @param  {object} topic Topic object
     * @param  {object} redisClient
     * @return {object}
     */
    stop(): Promise<any>;
}