import type { GetServerSidePropsContext } from 'next';
import type { MosaicAppProps } from './middlewarePresets.js';
/** Props returned after running Middleware */
export declare type MiddlewareResult<TProps> = Awaited<MosaicAppProps<TProps>>;
/** Options to be passed to Middleware */
export declare type MosaicMiddlewareOptions = Record<string, unknown>;
/** Middleware callbacks return props to be added to the page */
export declare type MosaicMiddleware<TProps = unknown, TOptions = MosaicMiddlewareOptions> = (
/** Context provides information on the current page */
context: GetServerSidePropsContext, 
/** Middleware specific options */
options?: TOptions, 
/** Previous result created by plugins */
lastState?: Record<string, unknown>) => Promise<MiddlewareResult<TProps>>;
/** Middleware with a configuration object specifying options */
export declare type MosaicMiddlewareWithConfig<TProps, TConfig> = [
    MosaicMiddleware<TProps, TConfig>,
    TConfig
];
/** Function to run all provided middleware */
export declare type MosaicMiddlewareRunner<TProps> = (context: GetServerSidePropsContext, options: MosaicMiddlewareOptions) => Promise<MiddlewareResult<TProps>>;
/**
 * Creates a middleware runner from the collection of provided middleware
 * @param initialState initial state
 * @param middleware a collection of middleware to be executed in order to get the page props
 * @returns a middleware runner
 */
export declare function createMiddlewareRunner<TProps>(initialState: Record<string, unknown>, middleware: Array<MosaicMiddleware<any> | MosaicMiddlewareWithConfig<any, any>>): MosaicMiddlewareRunner<TProps>;