import { WxMpMessages } from '../../mp';
export type WxSpBaseInfoMessage<T> = {
    AppId: string;
    CreateTime: string;
    InfoType: T;
};
export interface WxSpInfoMessages {
}
export declare class WxSpCrypto {
    private readonly wxCrypto;
    constructor(config: {
        token: string;
        encodingAESKey: string;
        componentAppid: string;
    });
    decrypt(params: {
        msg_signature: string;
        timestamp: string;
        nonce: string;
    }, encrypt: string): Promise<{
        errMessage: string;
        message?: undefined;
    } | {
        errMessage: undefined;
        message: string;
    }>;
    private formatXmlObj;
    decryptInfoXML(params: {
        msg_signature: string;
        timestamp: string;
        nonce: string;
    }, xmlStr: string): Promise<{
        errMessage: string;
    } | {
        errMessage: undefined;
        AppID: string;
        Decrypt: WxSpInfoMessages[keyof WxSpInfoMessages];
    }>;
    decryptMpMessageXML(params: {
        msg_signature: string;
        timestamp: string;
        nonce: string;
    }, xmlStr: string): Promise<{
        errMessage: string;
    } | {
        errMessage: undefined;
        Decrypt: WxMpMessages[keyof WxMpMessages];
    }>;
    decryptXML<T>(params: {
        msg_signature: string;
        timestamp: string;
        nonce: string;
    }, xmlStr: string): Promise<{
        errMessage: string;
        message?: undefined;
    } | {
        errMessage: undefined;
        AppID: string;
        Decrypt: T;
    }>;
}