import { type SchemaEntry, type SchemaSearchResult } from './types.js';
/**
 * List all available schema entries.
 *
 * @returns Array of all schema entries in the index
 *
 * @example
 * ```typescript
 * const schemas = listSchemas();
 * schemas.forEach(s => console.log(s.id));
 * ```
 */
export declare function listSchemas(): SchemaEntry[];
/**
 * Read a schema by its exact ID.
 *
 * @param id - The exact schema ID to look up
 * @returns An object containing the schema entry, file content, and file path; or null if the schema ID is not found
 */
export declare function readSchema(id: string): {
    entry: SchemaEntry;
    content: string;
    path: string;
} | null;
/**
 * Find a schema by fuzzy query and return its content.
 * First attempts an exact ID match, then falls back to fuzzy search.
 * Returns the best match or null if no match found.
 *
 * @param query - The search query string (can be exact schema ID or fuzzy search term)
 * @returns Object containing the schema entry, file content, and file path; or null if no match found
 */
export declare function readSchemaByQuery(query: string): {
    entry: SchemaEntry;
    content: string;
    path: string;
} | null;
/**
 * Search schemas by fuzzy query.
 *
 * @param query - The search query string to match against schema IDs
 * @param limit - Maximum number of results to return (default: 20)
 * @returns Array of schema search results with relevance scores, sorted by match score (lower scores indicate better matches)
 *
 * @example
 * ```typescript
 * const results = searchSchemas('catalog');
 * results.forEach(r => console.log(r.entry.id, r.score));
 * ```
 */
export declare function searchSchemas(query: string, limit?: number): SchemaSearchResult[];