import { APISearchResult } from './types.js';
import { SearchConfig } from './search-config.js';
interface SearchWeights {
    nameExact: number;
    namePrefix: number;
    nameContains: number;
    titleExact: number;
    titleContains: number;
    description: number;
    aliases: number;
    keywords: number;
    categoryPath: number;
    fields: number;
    popular: number;
}
export declare class SearchEngine {
    private indexer;
    private readonly config;
    private readonly weights;
    private popularToolsSet;
    constructor(config?: Partial<SearchConfig>, weights?: Partial<SearchWeights>);
    search(query: string, limit?: number): Promise<APISearchResult[]>;
    private getIndex;
    private parseQuery;
    private matchesFilters;
    private calculateRelevanceScore;
    getByCategory(category?: string): Promise<Array<{
        name: string;
        title: string;
        category: string;
    }>>;
    getCategories(): Promise<string[]>;
    getRecommended(limit?: number): Promise<Array<{
        name: string;
        title: string;
        reason: string;
    }>>;
    private getRecommendReason;
    findSimilarAPIs(partialName: string, limit?: number): Promise<string[]>;
    private calculateEditDistance;
    getStats(): Promise<{
        totalAPIs: number;
        categories: number;
        source: string;
        popularTools: number;
    }>;
    clearCache(): void;
    getFieldPresets(apiName: string): Promise<{
        minimal?: string[];
        basic?: string[];
    } | null>;
}
export declare function createSearchEngine(config?: Partial<SearchConfig>): SearchEngine;
export {};
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