/**
 * Entity Resolution Module
 *
 * 5-stage pipeline for resolving entity names to canonical URLs:
 * 1. Wikidata API - SPARQL search by title + type
 * 2. Open Library API - Books only, physical formats with covers
 * 3. Google Search API - Broad search fallback
 * 4. Heuristic Matching - Rule-based, preferred sources
 * 5. AI Classification - Gemini ranking for ambiguous results
 */
import type { EntityType, ResolvedEntity, ResolverConfig } from './types';
import { EXTERNAL_ID_URL_TEMPLATES } from './types';
export { classificationToMatch, classifyItem, classifyItems, getBestUrl } from './classification';
export { buildSearchQuery, searchGoogle, searchGoogleForEntity } from './google';
export { applyHeuristics, extractContentWords, getCanonicalUrl, getSource, normalizeUnicode, tryHeuristicMatch } from './heuristics';
export { searchOpenLibrary } from './openlibrary';
export * from './types';
export { searchWikidata } from './wikidata';
/**
 * Resolve an entity to its canonical URL and metadata.
 *
 * Runs the 5-stage resolution pipeline:
 * 1. Wikidata API (if enabled)
 * 2. Open Library API (for books, if enabled)
 * 3. Google Search API (if configured)
 * 4. Heuristic matching
 * 5. AI classification (if configured and heuristics fail)
 *
 * @param query - Entity name to resolve (e.g., "The Matrix", "Pride and Prejudice")
 * @param type - Entity type for filtering (movie, book, etc.)
 * @param config - Resolver configuration
 * @returns ResolvedEntity if found, null otherwise
 */
export declare function resolveEntity(query: string, type: EntityType, config?: ResolverConfig): Promise<ResolvedEntity | null>;
/**
 * Resolve a book entity with author hint.
 *
 * Similar to resolveEntity but includes author for better matching.
 *
 * @param title - Book title
 * @param author - Author name (optional but improves accuracy)
 * @param config - Resolver configuration
 * @returns ResolvedEntity if found, null otherwise
 */
export declare function resolveBook(title: string, author: string | undefined, config?: ResolverConfig): Promise<ResolvedEntity | null>;
/**
 * Build canonical URL from external ID.
 *
 * @param idType - External ID type (imdb, goodreads, etc.)
 * @param id - The ID value
 * @returns Canonical URL or null if template not found
 */
export declare function buildCanonicalUrl(idType: keyof typeof EXTERNAL_ID_URL_TEMPLATES, id: string): string | null;
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