import { LookupService, LookupQuestion, LookupFormula, AdmissionMode, OutputAdmittedByTopic, OutputSpent, SpendNotificationMode } from '@bsv/overlay';
import { SHIPStorage } from './SHIPStorage.js';
/**
 * Implements the SHIP lookup service
 *
 * The SHIP lookup service allows querying for overlay services hosting specific topics
 * within the overlay network.
 */
export declare class SHIPLookupService implements LookupService {
    storage: SHIPStorage;
    admissionMode: AdmissionMode;
    spendNotificationMode: SpendNotificationMode;
    constructor(storage: SHIPStorage);
    outputAdmittedByTopic(payload: OutputAdmittedByTopic): Promise<void>;
    outputSpent(payload: OutputSpent): Promise<void>;
    outputEvicted(txid: string, outputIndex: number): Promise<void>;
    lookup(question: LookupQuestion): Promise<LookupFormula>;
    getDocumentation(): Promise<string>;
    getMetaData(): Promise<{
        name: string;
        shortDescription: string;
        iconURL?: string;
        version?: string;
        informationURL?: string;
    }>;
}
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