import { OperatorType } from '@unito/integration-api';
import { Request, Response, NextFunction } from 'express';
declare global {
    namespace Express {
        interface Locals {
            filters: Filter[];
        }
    }
}
/**
 * Represents one filter parsed from the filters query param.
 *
 *  Given a filters query param containing:
 *  `filters=[...],name=John,[...]`
 *
 *  Filter for `name=John` will be:
 * `{ field: 'name', operator: 'EQUAL', values: ['John'] }`
 */
export type Filter = {
    field: string;
    operator: OperatorType;
    values: string[] | undefined;
};
declare function extractFilters(req: Request, res: Response, next: NextFunction): void;
export default extractFilters;