import { RequestFn, RequestOptions, Base62Param } from './types/httpRequest';
export default HttpRequest;
declare class HttpRequest {
    /**
     * @param {string} [appKey]
     * @param {string} [appSecret]
     * @param {RequestFn} [reqFn]
     */
    constructor(appKey?: string, appSecret?: string, reqFn?: RequestFn);
    /**
     * 初始化请求实例
     * @param {string} [appKey]
     * @param {string} [appSecret]
     * @param {RequestFn} [reqFn]
     */
    init: (appKey?: string, appSecret?: string, reqFn?: RequestFn) => void;
    /**
     * 发起请求，支持缓存与并发合并
     * @param {RequestOptions} options
     * @param {boolean} [isCacheRequest]
     * @returns {any} 返回 Proxy 包裹的 Promise，支持链式调用 .then / .catch / .msg / .resp
     */
    request: ({ url, method, ...params }: RequestOptions, isCacheRequest?: boolean) => any;
    /**
     * GET 请求
     * @param {string} url
     * @param {Record<string, unknown>} [params]
     */
    get: (url: string, params?: Record<string, unknown>) => any;
    /**
     * POST 请求
     * @param {string} url
     * @param {unknown} [data]
     * @param {Record<string, unknown>} [params]
     */
    post: (url: string, data?: unknown, params?: Record<string, unknown>) => any;
    /**
     * PUT 请求
     * @param {string} url
     * @param {unknown} [data]
     * @param {Record<string, unknown>} [params]
     */
    put: (url: string, data?: unknown, params?: Record<string, unknown>) => any;
    /**
     * DELETE 请求
     * @param {string} url
     * @param {unknown} [data]
     * @param {Record<string, unknown>} [params]
     */
    del: (url: string, data?: unknown, params?: Record<string, unknown>) => any;
    /**
     * 下载（待实现）
     * @param {string} url
     * @param {Record<string, unknown>} [params]
     */
    download: (url: string, params?: Record<string, unknown>) => void;
    /**
     * 永久缓存 GET 请求
     * @param {string} url
     * @param {Record<string, unknown>} [params]
     */
    cache: (url: string, params?: Record<string, unknown>) => any;
    /**
     * 通过 Base62 编码参数请求列表接口
     * @param {string} code
     * @param {Base62Param} [base62param]
     */
    list: (code: string, base62param?: Base62Param) => any;
    getAppInfo: () => void;
    /**
     * 清除缓存
     * @param {boolean} [isSystem] 是否同时清除系统缓存（`/_/` 路由）
     */
    refreshCache: (isSystem?: boolean) => void;
    /**
     * 解码 Base62 字符串为 JSON 对象
     * @param {string} [str]
     * @param {object} [defaultValue]
     * @returns {unknown}
     */
    decode: (str?: string, defaultValue?: object) => unknown;
    /**
     * 将 JSON 对象编码为 Base62 字符串
     * @param {Record<string, unknown> | unknown[]} [json]
     * @returns {string}
     */
    encode: (json?: Record<string, unknown> | unknown[]) => string;
    #private;
}
declare namespace HttpRequest {
    /**
     * 全局未处理 rejection 处理器，适配浏览器和 Node 环境
     * @param {any} e
     */
    function onUnhandledRejection(e: any): void;
    /**
     * 全局消息回调，默认打印到控制台
     * @param {number} code
     * @param {string} msg
     */
    function onMsg(code: number, msg: string): void;
}