import { Event as NostrEvent } from 'nostr-tools/core';
import { InterpretationProtocol, ProtocolParams, ProtocolRequest, RatingsMap, userId } from "@graperank/util/types";
export type NostrProtocolConfig<ParamsType extends ProtocolParams> = {
    kinds: number[];
    params: ParamsType;
    interpret?: (instance: InterpretationProtocol<ParamsType>, dos: number) => Promise<RatingsMap>;
    validate?: (events: Set<NostrEvent>, authors: userId[], previous?: Set<NostrEvent>) => boolean | userId[];
};
export declare class NostrProtocol<ParamsType extends ProtocolParams> implements InterpretationProtocol<ParamsType> {
    readonly kinds: number[];
    request: ProtocolRequest;
    private _params;
    get params(): ParamsType & ProtocolParams;
    fetched: Set<NostrEvent>[];
    interpreted: RatingsMap;
    interpret: (dos?: number) => Promise<RatingsMap>;
    validate?: (events: Set<NostrEvent>, authors: userId[], previous?: Set<NostrEvent>) => boolean | userId[];
    constructor(config: NostrProtocolConfig<ParamsType>);
    fetchData(authors?: Set<userId>): Promise<number>;
    private fetchEventsPromise;
}
export declare function applyRatingsByTag(instance: NostrProtocol<any>, dos: number, tag?: string, rateeindex?: number, scoreindex?: number): Promise<RatingsMap>;
export declare function validatePubkey(pubkey: string): boolean;
export declare function validateEachEventHasAuthor(events: Set<NostrEvent>, authors: userId[], previous?: Set<NostrEvent>): boolean | userId[];
export declare function validateOneEventIsNew(events: Set<NostrEvent>, authors: userId[], previous?: Set<NostrEvent>): boolean | userId[];
export declare function getEventsAuthors(events: Set<NostrEvent>, exclude?: userId[]): userId[];
export type pubkey = string;
export type signature = string;
/**
 * All data collected from Nostr relating to a collection of pubkeys
 */
export type NostrUserCache = Record<pubkey, {
    readonly follows: pubkey[];
    readonly followedBy: pubkey[];
    readonly mutes: pubkey[];
    readonly mutedBy: pubkey[];
    readonly reports: pubkey[];
    readonly reportedBy: pubkey[];
}>;