import type { LRUCache } from "lru-cache";
import type { Crosspost } from "./schema.js";
import type { CrosspostRuntime } from "./types.js";
export declare function cloneCrosspostForRuntime(crosspost: Crosspost): CrosspostRuntime;
export declare const CROSSPOST_LEVELS_TO_RESOLVE_AUTHOR_NAMES_FOR = 10;
export declare function collectCrosspostAuthorsToResolve({ crosspost, maxLevels }: {
    crosspost: CrosspostRuntime;
    maxLevels?: number;
}): Array<{
    authorName: string;
    signaturePublicKey: string;
}>;
export declare function applyNameResolvedCacheToCrosspost({ crosspost, cache }: {
    crosspost: CrosspostRuntime;
    cache: LRUCache<string, boolean>;
}): boolean;
export type CrosspostRuntimeFields = {
    comment?: {
        author?: {
            nameResolved?: boolean;
        };
        crosspost?: CrosspostRuntimeFields;
    };
};
export declare function buildCrosspostRuntimeFieldsFromCache({ crosspost, cache }: {
    crosspost: Crosspost;
    cache: LRUCache<string, boolean>;
}): CrosspostRuntimeFields | undefined;
export declare function extractCrosspostRuntimeFields(crosspost: CrosspostRuntime): CrosspostRuntimeFields | undefined;
export declare function stripNameResolvedFromCrosspost<T extends Crosspost | CrosspostRuntime>(crosspost: T): void;