import { AskResponse } from 'quidproquo-core';
import { SeoEventResponse } from '../types';
import { HTTPEvent, HTTPEventResponse } from '../types/HTTPEvent';
export declare const rawFromJsonEventRequest: (httpJsonEvent: HTTPEvent) => string | undefined;
export declare const fromJsonEventRequest: <T>(httpJsonEvent: HTTPEvent) => T;
export declare function askFromJsonEventRequest<T>(httpJsonEvent: HTTPEvent): AskResponse<T>;
/**
 * Like `askFromJsonEventRequest`, but the parsed body is run through an app-supplied
 * validator before it is returned - so the `T` is actually checked, not just cast.
 * The validator throws (or returns the typed value); a validation throw becomes an
 * `Invalid` (422) response. Any schema library fits, e.g. zod: `(data) => schema.parse(data)`.
 */
export declare function askFromValidJsonEventRequest<T>(httpJsonEvent: HTTPEvent, validate: (data: unknown) => T): AskResponse<T>;
export declare const readUriQueryParamFromEvent: (event: HTTPEvent, paramName: string) => string | undefined;
export declare const toJsonEventResponse: (item: any, status?: number) => HTTPEventResponse;
export declare const toHtmlResponse: (html: string, status?: number) => HTTPEventResponse;
export declare const toTextResponse: (text: string, status?: number) => HTTPEventResponse;
export declare const toMovedPermanentlyRedirectResponse: (location: string) => HTTPEventResponse;
export declare const toMovedTemporarilyRedirectResponse: (location: string) => HTTPEventResponse;
export declare const toCdnResponse: (status?: number) => SeoEventResponse;