import { ExpertParams } from "./types";
/**
 * Expert class that implements the NIP-174 protocol
 *
 * This class encapsulates all the logic of working with nostr and lightning payments
 * for experts who want to participate in the Ask Experts protocol.
 */
export declare class Expert {
    private pool;
    private nwcClient;
    private expertPrivkey;
    private expertPubkey;
    private askRelays;
    private questionRelays;
    private hashtags;
    private onAskCallback;
    private onQuestionCallback;
    private bidTimeout;
    private min_bid_sats?;
    private activeBids;
    private subscriptions;
    /**
     * Create a new Expert
     *
     * @param params Configuration parameters for the expert
     */
    constructor({ nwcString, expertPrivkey, askRelays, questionRelays, hashtags, onAsk, onQuestion, bidTimeout, // Default 10 minutes
    min_bid_sats, }: ExpertParams);
    /**
     * Start listening for asks
     */
    start(): void;
    /**
     * Clean up resources when the expert is disposed
     */
    [Symbol.dispose](): void;
    /**
     * Handle an ask event
     *
     * @param askEvent The ask event to handle
     */
    private handleAskEvent;
    /**
     * Set up a subscription for questions related to a bid
     *
     * @param askEvent The original ask event
     * @param bidEvent The bid event
     * @param bidPayloadEvent The bid payload event
     * @param paymentHash The payment hash for the invoice
     * @param bid The bid object returned by onAsk
     */
    private setupQuestionSubscription;
    /**
     * Handle a question event
     *
     * @param questionEvent The question event to handle
     * @param activeBid The active bid associated with this question
     */
    private handleQuestionEvent;
    /**
     * Set up a subscription for followup questions
     *
     * @param answerMessageId The answer message_id tag
     * @param activeBid The active bid associated with this conversation
     */
    private setupFollowupSubscription;
}