import type { AwaitableFn, PromiseFn } from '@rhao/types-base';
import type { RequestBasicContext, RequestContext } from './context';
interface BasicMiddleware<TData = any> {
    /**
     * 插件名称，可标识唯一中间件
     */
    name?: string;
    /**
     * 优先级，数值越大越先执行，相同数值时根据先后顺序执行
     * @default 1
     */
    priority?: number;
    /**
     * 执行 `request()` 时触发，可自定义 `request()` 相关功能
     */
    setup?: (context: RequestBasicContext<TData, any[]>) => void;
}
export interface RequestMiddlewareObject<TData = any> extends BasicMiddleware<TData> {
    /**
     * 执行 `executor()` 时触发
     */
    handler?: AwaitableFn<[ctx: RequestContext<TData, any[]>, next: PromiseFn<[], void>]>;
}
export interface RequestMiddlewareFunction<TData = any> extends BasicMiddleware<TData> {
    /**
     * 执行 `executor()` 时触发
     */
    (context: RequestContext<TData, any[]>, next: PromiseFn<[], void>): void;
}
export type RequestMiddleware<TData = any> = RequestMiddlewareObject<TData> | RequestMiddlewareFunction<TData>;
/**
 * 统一化中间件
 */
export declare function normalizeMiddleware(middleware: RequestMiddleware[]): RequestMiddlewareObject<any>[];
export {};