import type { FieldPolicyRegistry } from "../contract.js";
import type { IndexerSlice, SearchRequest } from "./contract.js";
export interface TypesenseSearchQuery {
    q: string;
    query_by: string;
    filter_by?: string;
    facet_by?: string;
    sort_by?: string;
    per_page?: number;
    page?: number;
    vector_query?: string;
    prefix?: boolean;
    exclude_fields?: string;
    drop_tokens_threshold?: number;
}
/**
 * Translates the catalog plane's `SearchRequest` into a Typesense query.
 * Converts the filter expression tree, the audience-scoped query, and the
 * pagination shape.
 */
export declare function buildSearchQuery(request: SearchRequest, registry: FieldPolicyRegistry, slice?: IndexerSlice): TypesenseSearchQuery;
/**
 * Returns the policy-owned default text fields for Typesense keyword search.
 * Hosted Typesense-compatible proxies can use this as their server-side
 * fallback when callers omit `query_by`, avoiding client-side schema scraping.
 */
export declare function buildDefaultTypesenseSearchFields(registry: FieldPolicyRegistry, slice?: IndexerSlice): string[];
export declare function buildDefaultTypesenseQueryBy(registry: FieldPolicyRegistry, slice?: IndexerSlice): string;
export declare function typesenseTypeForField(name: string, isList: boolean): "string" | "string[]" | "int32" | "int64" | "float" | "bool" | "object" | "float[]";
export declare function isTypesenseSortableStringField(field: string): boolean;
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