import { type NextRequest } from "next/server";
import type { NextApiHandler } from "next/types";
import { ProxyConfig } from "./config";
/**
 * The default Next API route for the fal.ai client proxy.
 */
export declare const PROXY_ROUTE = "/api/fal/proxy";
/**
 * Creates a page router handler that proxies requests to the fal API.
 *
 * This is a drop-in handler for Next.js applications so that the client can be called
 * directly from the client-side code while keeping API keys safe.
 *
 * @param config the proxy options.
 * @returns a Next.js page router handler function.
 */
export declare const createPageRouterHandler: (config?: Partial<ProxyConfig>) => NextApiHandler;
/**
 * The Next API route handler for the fal.ai client proxy.
 * Use it with the /pages router in Next.js.
 *
 * Note: the page routers proxy doesn't support streaming responses.
 *
 * @param request the Next API request object.
 * @param response the Next API response object.
 * @returns a promise that resolves when the request is handled.
 *
 * @deprecated Use `createPageRouterHandler` instead.
 */
export declare const handler: NextApiHandler;
type RouteHandler = (request: NextRequest) => Promise<Response>;
/**
 * Creates a route handler that proxies requests to the fal API.
 *
 * This is a drop-in handler for Next.js applications so that the client can be called
 * directly from the client-side code while keeping API keys safe.
 *
 * Note: you should protect this route with your application's authentication mechanism
 * otherwise your proxy might be vulnerable to unauthorized access.
 *
 * @param config the proxy options.
 * @returns a Next.js route handler function.
 */
export declare const createRouteHandler: (config?: Partial<ProxyConfig>) => {
    GET: (request: NextRequest) => Promise<Response>;
    POST: (request: NextRequest) => Promise<Response>;
    PUT: (request: NextRequest) => Promise<Response>;
};
/**
 * @deprecated Use `createRouteHandler` instead.
 */
export declare const route: {
    readonly GET: RouteHandler;
    readonly POST: RouteHandler;
    readonly PUT: RouteHandler;
};
export {};