import { OnApplicationBootstrap, OnModuleInit } from '@nestjs/common';
import { CollectionService, EventBus, JobQueueService, ProductService, ProductVariantService, RequestContext, SerializedRequestContext, TransactionalConnection } from '@vendure/core';
import MiniSearch from 'minisearch';
import { BetterSearchConfig } from '../types';
export declare class IndexService implements OnModuleInit, OnApplicationBootstrap {
    private connection;
    private options;
    private jobQueueService;
    private productService;
    private productVariantService;
    private eventBus;
    private collectionService;
    private jobQueue;
    private rebuildIndicesQueue;
    constructor(connection: TransactionalConnection, options: BetterSearchConfig, jobQueueService: JobQueueService, productService: ProductService, productVariantService: ProductVariantService, eventBus: EventBus, collectionService: CollectionService);
    onApplicationBootstrap(): void;
    onModuleInit(): Promise<void>;
    /**
     * Builds the index for all products for the given channel for the given language.
     * Saves the index to the database.
     */
    buildIndex(ctx: RequestContext): Promise<MiniSearch>;
    getIndex(ctx: RequestContext): Promise<MiniSearch | undefined>;
    /**
     * Creates a job to reindex all products for the given channel for the given language.
     */
    triggerReindex(ctx: RequestContext): Promise<import("@vendure/core/dist/job-queue/subscribable-job").SubscribableJob<{
        ctx: SerializedRequestContext;
    }>>;
    /**
     * Instantiates a new MiniSearch instance (index) with the given settings for the given indexable products.
     */
    private createMiniSearch;
    /**
     * Adds index rebuild to the queue, and waits for more events to come in before triggering an index rebuild.
     */
    private debouncedRebuildIndex;
    private getAllVariantsForProduct;
}