/// <reference types="node" />
import { UrlLibOptions, UrlLibResponse } from './types/urllib';
export interface UnifiedOrderReq {
    deviceInfo?: string;
    body: string;
    detail?: string;
    attach?: string;
    outTradeNo: string;
    feeType?: string;
    totalFee: number;
    spbillCreateIp: string;
    timeStart?: string;
    timeExpire?: string;
    goodsTag?: string;
    notifyUrl: string;
    tradeType: 'JSAPI' | 'NATIVE' | 'APP';
    productId?: string;
    limitPay?: 'no_credit';
    openid?: string;
    sceneInfo?: string;
}
export interface UnifiedOrderResp {
    tradeType: 'JSAPI' | 'NATIVE' | 'APP';
    prepayId: string;
    codeUrl?: string;
}
export interface OrderInfo {
    deviceInfo?: string;
    openid: string;
    isSubscribe?: 'Y' | 'N';
    tradeType: 'JSAPI' | 'NATIVE' | 'APP' | 'MICROPAY';
    tradeState: 'SUCCESS' | 'REFUND' | 'NOTPAY' | 'CLOSED' | 'REVOKED' | 'USERPAYING' | 'PAYERROR';
    bankType: string;
    totalFee: number;
    settlementTotalFee?: number;
    feeType?: string;
    cashFee: number;
    cashFeeType?: string;
    couponFee?: number;
    couponCount?: number;
    transactionId: string;
    outTradeNo: string;
    attach?: string;
    timeEnd: string;
    tradeStateDesc: string;
    coupon?: Array<{
        type?: 'CASH' | 'NO_CASH';
        id?: string;
        fee?: number;
    }>;
}
export interface RefundReq {
    transactionId?: string;
    outTradeNo?: string;
    outRefundNo: string;
    totalFee: number;
    refundFee: number;
    refundFeeType?: string;
    refundDesc?: string;
    refundAccount?: 'REFUND_SOURCE_UNSETTLED_FUNDS' | 'REFUND_SOURCE_RECHARGE_FUNDS';
    notifyUrl?: string;
}
export interface RefundResp {
    transactionId: string;
    outTradeNo: string;
    outRefundNo: string;
    refundId: string;
    refundFee: number;
    settlementRefundFee?: number;
    totalFee: number;
    settlementTotalFee?: number;
    feeType?: string;
    cashFee: number;
    cashFeeType?: string;
    cashRefundFee?: number;
    couponRefundFee?: number;
    couponRefundCount?: number;
    coupon?: Array<{
        type?: 'CASH' | 'NO_CASH';
        refundFee?: number;
        refundId?: string;
    }>;
}
export interface Refund {
    totalRefundCount?: number;
    transactionId: string;
    outTradeNo: string;
    totalFee: number;
    settlementTotalFee?: number;
    feeType?: string;
    cashFee: number;
    refundCount: number;
    refund: Array<{
        outRefundNo?: string;
        refundId?: string;
        refundChannel?: 'ORIGINAL' | 'BALANCE' | 'OTHER_BALANCE' | 'OTHER_BANKCARD';
        refundFee?: number;
        settlementRefundFee?: number;
        couponRefundFee?: number;
        couponRefundCount?: number;
        coupon?: Array<{
            type?: 'CASH' | 'NO_CASH';
            refundId?: string;
            refundFee?: number;
        }>;
        refundStatus?: 'SUCCESS' | 'REFUNDCLOSE' | 'PROCESSING' | 'CHANGE';
        refundAccount?: 'REFUND_SOURCE_RECHARGE_FUNDS' | 'REFUND_SOURCE_UNSETTLED_FUNDS';
        refundRecvAccout?: string;
        refundSuccessTime?: string;
    }>;
}
export declare class WechatPay {
    private readonly appid;
    private readonly mchid;
    private readonly key;
    private readonly pfx;
    private readonly passphrase;
    private sandbox;
    constructor(appid: string, mchid: string, key: string, pfx?: Buffer, passphrase?: string);
    private _endpoint;
    endpoint: string;
    defaults: UrlLibOptions;
    setOpts(opts: UrlLibOptions): void;
    toggleSandbox(sandbox: boolean): void;
    request(url: string, opts?: UrlLibOptions): Promise<UrlLibResponse>;
    getKey(raw?: boolean): Promise<string>;
    getSign(params: object, signType?: 'MD5' | 'HMAC-SHA256', raw?: boolean): Promise<string>;
    _processResponse(ret: {
        return_code: 'SUCCESS' | 'FAIL';
        return_msg?: string;
        sign?: string;
        result_code?: 'SUCCESS' | 'FAIL';
        err_code?: string;
        err_code_des?: string;
    }, signType?: 'MD5' | 'HMAC-SHA256'): Promise<object>;
    unifiedOrder(req: UnifiedOrderReq, signType?: 'MD5' | 'HMAC-SHA256'): Promise<UnifiedOrderResp>;
    getPaySign(prepayId: string, signType?: 'MD5' | 'HMAC-SHA256'): Promise<{
        timestamp: number;
        nonceStr: string;
        package: string;
        signType: 'MD5' | 'HMAC-SHA256';
        paySign: string;
    }>;
    getAppPaySign(prepayId: string, signType?: 'MD5' | 'HMAC-SHA256'): Promise<{
        partnerId: string;
        package: string;
        nonceStr: string;
        timeStamp: number;
        sign: string;
    }>;
    queryOrder(query: {
        outTradeNo?: string;
        transactionId?: string;
    }, signType?: 'MD5' | 'HMAC-SHA256'): Promise<OrderInfo>;
    queryOrderByOutTradeNo(outTradeNo: string, signType?: 'MD5' | 'HMAC-SHA256'): Promise<OrderInfo>;
    queryOrderByTransactionId(transactionId: string, signType?: 'MD5' | 'HMAC-SHA256'): Promise<OrderInfo>;
    closeOrder(outTradeNo: string, signType?: 'MD5' | 'HMAC-SHA256'): Promise<void>;
    refund(req: RefundReq, signType?: 'MD5' | 'HMAC-SHA256'): Promise<RefundResp>;
    queryRefund(req: {
        transactionId?: string;
        outTradeNo?: string;
        outRefundNo?: string;
        refundId?: string;
        offset?: number;
    }, signType?: 'MD5' | 'HMAC-SHA256'): Promise<Refund>;
    downloadBill(billDate: string, billType?: 'ALL' | 'SUCCESS' | 'REFUND' | 'RECHARGE_REFUND', signType?: 'MD5' | 'HMAC-SHA256', tarType?: 'GZIP'): Promise<string>;
    downloadFundFlow(billDate: string, accountType: 'Basic' | 'Operation' | 'Fees', tarType?: 'GZIP'): Promise<string>;
    batchQueryComment(beginTime: string, endTime: string, offset: number, limit?: number): Promise<string>;
    transfer(req: {
        deviceInfo?: string;
        partnerTradeNo: string;
        openid: string;
        checkName: 'NO_CHECK' | 'FORCE_CHECK';
        reUserName?: string;
        amount: number;
        desc: string;
        spbillCreateIp: string;
    }): Promise<{
        deviceInfo?: string;
        partnerTradeNo: string;
        paymentNo: string;
        paymentTime: string;
    }>;
    queryTransfer(partnerTradeNo: string): Promise<{
        partnerTradeNo: string;
        detailId: string;
        status: 'SUCCESS' | 'FAILED' | 'PROCESSING';
        reason?: string;
        openid: string;
        transferName?: string;
        paymentAmount: number;
        transferTime: string;
        desc: string;
    }>;
}