import { type MonoTypeOperatorFunction, type Observable, type OperatorFunction } from "rxjs";
import { IEventSubscriptions } from "../event-store/interface.js";
import { ProfilePointer } from "../helpers/pointers.js";
/** RxJS operator that fetches outboxes for profile pointers from the event store */
export declare function includeMailboxes(store: IEventSubscriptions, type?: "inbox" | "outbox"): OperatorFunction<ProfilePointer[], ProfilePointer[]>;
/** Removes blacklisted relays from the user's relays */
export declare function ignoreBlacklistedRelays(blacklist: string[] | Observable<string[]>): MonoTypeOperatorFunction<ProfilePointer[]>;
/** Sets fallback relays for any user that has 0 relays */
export declare function includeFallbackRelays(fallbacks: string[] | Observable<string[]>): MonoTypeOperatorFunction<ProfilePointer[]>;
/** A operator calls {@link selectOptimalRelays} and filters the relays for the user */
export declare function filterOptimalRelays(maxConnections: number | Observable<number>, maxRelaysPerUser: number | Observable<number>): MonoTypeOperatorFunction<ProfilePointer[]>;