import { ModelDeltaConfig } from "../api/ReplicationConfig";
import { DocumentNode } from "graphql";
import { Client } from "urql";
import { LocalStorage } from "../../storage";
import { Model } from "../../Model";
import { NetworkIndicator } from "../network/NetworkIndicator";
import { Filter } from "../..";
export interface DeltaReplicatorConfig {
    config: ModelDeltaConfig;
    client: Client;
    networkIndicator: NetworkIndicator;
    query: DocumentNode;
    storage: LocalStorage;
    model: Model;
}
/**
 * Replication engine for delta queris
 */
export declare class DeltaReplicator {
    private options;
    private filter;
    private activePullInterval?;
    private performLock;
    constructor(options: DeltaReplicatorConfig);
    stop(): void;
    start(): Promise<void>;
    perform(): Promise<void>;
    /**
     * Apply filter to the delta query replication
     *
     * @param filter
     */
    applyFilter(filter: Filter): void;
    private processResult;
    private saveLastSync;
    private loadLastSync;
}