package com.ruoyi.web.controller.tool;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.domain.AlipayTradeAppPayModel;
import com.alipay.api.internal.util.AlipaySignature;
import com.alipay.api.request.AlipayTradeAppPayRequest;
import com.alipay.api.request.AlipayTradePrecreateRequest;
import com.alipay.api.request.AlipayTradeQueryRequest;
import com.alipay.api.request.AlipayTradeRefundRequest;
import com.alipay.api.response.AlipayTradeAppPayResponse;
import com.alipay.api.response.AlipayTradePrecreateResponse;
import com.alipay.api.response.AlipayTradeQueryResponse;
import com.alipay.api.response.AlipayTradeRefundResponse;

import com.wechat.pay.java.core.cipher.PrivacyEncryptor;
import com.wechat.pay.java.core.cipher.RSAPrivacyEncryptor;
import io.swagger.annotations.ApiModelProperty;
import io.swagger.annotations.ApiOperation;
import org.apache.commons.collections.map.HashedMap;
import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.spec.SecretKeySpec;
import javax.servlet.http.HttpServletRequest;
import java.io.*;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.security.*;
import java.util.*;

/**
 * 第三方支付工具类
 */
@Component
@RestController
public class PayMoneyUtil {

    @Value("${alipay.appid}")
    private String aliAppid;//支付宝appid

    @Value("${alipay.appPrivateKey}")
    private String appPrivateKey;//支付宝开发者应用私钥

    @Value("${alipay.alipayPublicKey}")
    private String alipayPublicKey;//支付宝应用公钥

    @Value("${alipay.alipay_public_key}")
    private String alipay_public_key;//支付宝支付公钥

    @Value("${wx.appid}")
    private String appid;//微信appid

    @Value("${wx.mchId}")
    private String mchId;//微信商户号

    @Value("${wx.key}")
    private String key;//微信商户号

    @Value("${callbackPath}")
    private String callbackPath;//支付回调网关地址

    private String wechatPayCertificatesFromPath = "/usr/local/server/app/cert/weixin/apiclient_cert.p12";//微信支付证书地址

    private String privateKeyFromPath = "/usr/local/server/app/cert/weixin/apiclient_cert.pem";//微信私钥证书地址




    /**
     * 支付宝支付
     */
    public ResultUtil alipay(String body, String subject, String outTradeNo, String amount, String notifyUrl){
        //实例化客户端
        AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do", aliAppid, appPrivateKey, "json", "UTF-8", alipayPublicKey, "RSA2");
        //实例化具体API对应的request类,类名称和接口名称对应,当前调用接口名称：alipay.trade.app.pay
        AlipayTradeAppPayRequest request = new AlipayTradeAppPayRequest();
        //SDK已经封装掉了公共参数，这里只需要传入业务参数。以下方法为sdk的model入参方式(model和biz_content同时存在的情况下取biz_content)。
        AlipayTradeAppPayModel model = new AlipayTradeAppPayModel();
        model.setBody(body);//对一笔交易的具体描述信息。如果是多种商品，请将商品描述字符串累加传给body。
        model.setSubject(subject);//商品的标题/交易标题/订单标题/订单关键字等。
        model.setOutTradeNo(outTradeNo);//商户网站唯一订单号
        model.setTimeoutExpress("30m");
        model.setTotalAmount(amount);//付款金额
        model.setProductCode("QUICK_MSECURITY_PAY");
        request.setBizModel(model);
        request.setNotifyUrl(callbackPath + notifyUrl);
        try {
            //这里和普通的接口调用不同，使用的是sdkExecute
            AlipayTradeAppPayResponse response = alipayClient.sdkExecute(request);
            Map<String, String> map = new HashMap<>();
            map.put("orderString", response.getBody());
            System.out.println(map);//就是orderString 可以直接给客户端请求，无需再做处理。
            return ResultUtil.success(map);
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return null;
    }


    /**
     * 支付宝扫码支付下单
     * @param body
     * @param subject
     * @param outTradeNo
     * @param amount
     * @param notifyUrl
     * @return
     */
    public ResultUtil aliScanCodePay(String body, String subject, String outTradeNo, String amount, String notifyUrl){
        AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do", aliAppid, appPrivateKey, "json", "UTF-8", alipay_public_key, "RSA2"); //获得初始化的AlipayClient
        AlipayTradePrecreateRequest request = new AlipayTradePrecreateRequest();//创建API对应的request类
        request.setBizContent("{" +
                "    \"out_trade_no\":\"" + outTradeNo + "\"," +//商户订单号
                "    \"total_amount\":\"" + amount + "\"," +
                "    \"subject\":\"" + subject + "\"," +
                "    \"notify_url\":\"" + callbackPath + notifyUrl + "\"," +
                "    \"body\":\"" + body + "\"," +
                "    \"store_id\":\"NJ_001\"," +
                "    \"timeout_express\":\"90m\"}");//订单允许的最晚付款时间
        AlipayTradePrecreateResponse response = null;
        try {
            response = alipayClient.execute(request);
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        JSONObject alipay_trade_precreate_response = JSON.parseObject(response.getBody()).getJSONObject("alipay_trade_precreate_response");

        System.err.print(alipay_trade_precreate_response.getString("qr_code"));
        return ResultUtil.success(alipay_trade_precreate_response.getString("qr_code"));
    }


    /**
     * 支付成功后的回调处理逻辑
     * @param request
     */
    public Map<String, String> alipayCallback(HttpServletRequest request){
        //获取支付宝POST过来反馈信息
        Map<String,String> params = new HashMap<String,String>();
        Map requestParams = request.getParameterMap();
        for (Iterator iter = requestParams.keySet().iterator(); iter.hasNext();) {
            String name = (String) iter.next();
            String[] values = (String[]) requestParams.get(name);
            String valueStr = "";
            for (int i = 0; i < values.length; i++) {
                valueStr = (i == values.length - 1) ? valueStr + values[i]
                        : valueStr + values[i] + ",";
            }
            //乱码解决，这段代码在出现乱码时使用。
            //valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8");
            params.put(name, valueStr);
        }
        //切记alipaypublickey是支付宝的公钥，请去open.alipay.com对应应用下查看。
        //boolean AlipaySignature.rsaCheckV1(Map<String, String> params, String publicKey, String charset, String sign_type)
        try {
            boolean flag = AlipaySignature.rsaCheckV1(params, alipayPublicKey, "UTF-8","RSA2");
            if(flag){
                Map<String, String> map = new HashMap<>();
                String out_trade_no = params.get("out_trade_no");
                String subject = params.get("subject");
                String total_amount = params.get("total_amount");
                String trade_no = params.get("trade_no");
                map.put("out_trade_no", out_trade_no);//商家订单号
                map.put("subject", subject);
                map.put("total_amount", total_amount);
                map.put("trade_no", trade_no);//支付宝交易号
                return map;
            }

        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return null;
    }


    /**
     * 支付宝查询订单支付状态
     * @param out_trade_no
     * @return
     * @throws Exception
     */
    public ResultUtil queryALIOrder(String out_trade_no) throws Exception{
        AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do",aliAppid, appPrivateKey,"json","UTF-8", alipay_public_key,"RSA2");
        AlipayTradeQueryRequest request = new AlipayTradeQueryRequest();
        request.setBizContent("{" +
                "\"out_trade_no\":" + out_trade_no +
                "  }");
        AlipayTradeQueryResponse response = alipayClient.execute(request);
        if(response.isSuccess()){
            String tradeStatus = response.getTradeStatus();//交易状态：WAIT_BUYER_PAY（交易创建，等待买家付款）、TRADE_CLOSED（未付款交易超时关闭，或支付完成后全额退款）、TRADE_SUCCESS（交易支付成功）、TRADE_FINISHED（交易结束，不可退款）
            return ResultUtil.success(tradeStatus);
        } else {
            return ResultUtil.error(response.getMsg());
        }
    }



    /**
     * 微信统一下单
     * @param body          商品描述
     * @param attach        附加数据
     * @param out_trade_no  商户订单号
     * @param total_fee     标价金额
     * @param notify_url    通知地址
     * @param tradeType     交易类型
     * @return
     */
    public ResultUtil weixinpay(String body, String attach, String out_trade_no, String total_fee, String notify_url, String tradeType) throws Exception{
        int i = new BigDecimal(total_fee).multiply(new BigDecimal("100")).intValue();
        String hostAddress = null;
        try {
            hostAddress = InetAddress.getLocalHost().getHostAddress();
        } catch (UnknownHostException e) {
            e.printStackTrace();
        }
        String nonce_str = UUIDUtil.getRandomCode(16);
        Map<String, Object> map = new HashMap<>();
        map.put("appid", appid);
        map.put("mch_id", mchId);
        map.put("nonce_str", nonce_str);
        map.put("body", body);
        map.put("attach", attach);//存储订单id
        map.put("out_trade_no", out_trade_no);//存储的订单code
        map.put("total_fee", i);
        map.put("spbill_create_ip", hostAddress);
        map.put("notify_url", callbackPath + notify_url);
        map.put("trade_type", tradeType);
        String s = this.weixinSignature(map);
        map.put("sign", s);

        String url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
        //设置请求头
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_XML);
        StringBuffer xmlString = new StringBuffer();
        Set<String> strings = map.keySet();
        String[] keys = {};
        keys = strings.toArray(keys);
        Arrays.sort(keys);
        xmlString.append("<xml>");
        for(int l = 0; l < keys.length; l++){
            xmlString.append("<" + keys[l] + ">" + map.get(keys[l]) + "</" + keys[l] + ">");
        }
        xmlString.append("</xml>");

        Map<String, String> map1 = null;
        String body1 = HttpClientUtil.pushHttpRequsetXml(url, xmlString.toString(), new HashMap<>()).getData();
        //将结果xml解析成map
        body1 = body1.replaceAll("<!\\[CDATA\\[","");
        body1 = body1.replaceAll("]]>", "");
        try {
            map1 = this.xmlToMap(body1, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (DocumentException e) {
            e.printStackTrace();
        }
        String return_code = map1.get("return_code");
        if("SUCCESS".equals(return_code)){
            String result_code = map1.get("result_code");
            if("SUCCESS".equals(result_code)){
                String type = map1.get("trade_type");
                switch (type){
                    case "JSAPI":
                        break;
                    case "NATIVE":
                        String code_url = map1.get("code_url");
                        return ResultUtil.success(code_url);
                    case "APP":
                        String prepay_id = map1.get("prepay_id");
                        //重新进行签名后返回给前端
                        Map<String, Object> map2 = new HashMap<>();
                        map2.put("appid", appid);
                        map2.put("noncestr", nonce_str);
                        map2.put("package", "Sign=WXPay");
                        map2.put("partnerid", mchId);
                        map2.put("prepayid", prepay_id);
                        map2.put("timestamp", new Date().getTime() / 1000);
                        String s1 = this.weixinSignature(map2);
                        map2.put("sign", s1);
                        System.err.println(map2);
                        return ResultUtil.success(map2);
                }
                return null;
            }else{
                System.err.println(map1.get("err_code_des"));
                return ResultUtil.error(map1.get("err_code_des"));
            }
        }else{
            System.err.println(map1.get("return_msg") + appid + "----" + mchId);
            return ResultUtil.error(map1.get("return_msg"), new JSONObject());
        }
    }





    /**
     * 微信支付成功后的回调处理
     * @param request
     */
    public Map<String, String> weixinpayCallback(HttpServletRequest request){
        try {
            String param = this.getParam(request);
            param = param.replaceAll("<!\\[CDATA\\[","");
            param = param.replaceAll("]]>", "");
            Map<String, String> map = this.xmlToMap(param, "UTF-8");
            String return_code = map.get("return_code");
            if("SUCCESS".equals(return_code)){
                String result_code = map.get("result_code");
                if("SUCCESS".equals(result_code)){
                    Map<String, String> map1 = new HashedMap();
                    map1.put("nonce_str", map.get("nonce_str"));
                    map1.put("out_trade_no", map.get("out_trade_no").split("_")[1]);//存储的订单code
                    map1.put("attach", map.get("attach"));//存储订单id
                    map1.put("total_fee", map.get("total_fee"));
                    map1.put("transaction_id", map.get("transaction_id"));//微信支付订单号
                    String result = "<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>";
                    map1.put("result", result);
                    return map1;
                }else{
//                    System.err.println(map.get("err_code_des"));
                }
            }else{
//                System.err.println(map.get("return_msg"));
            }
        } catch (IOException e) {
            e.printStackTrace();
        } catch (DocumentException e) {
            e.printStackTrace();
        }
        return null;
    }


    /**
     * 微信扫码收款
     * @param body              商品描述
     * @param attach            附加数据
     * @param nonce_str         随机字符串
     * @param out_trade_no      商户订单号
     * @param total_fee         订单金额
     * @param auth_code         授权码	扫码支付授权码，设备读取用户微信中的条码或者二维码信息（注：用户付款码条形码规则：18位纯数字，以10、11、12、13、14、15开头）
     * @return
     */
    public ResultUtil wxScanQRCodePay(String body, String attach, String nonce_str, String out_trade_no, String total_fee, String auth_code){
        int i = new BigDecimal(total_fee).multiply(new BigDecimal("100")).intValue();
        String hostAddress = null;
        try {
            InetAddress address = InetAddress.getLocalHost();
            hostAddress = address.getHostAddress();
        } catch (UnknownHostException e) {
            e.printStackTrace();
        }
        String randomCode = null;
        try {
            randomCode = UUIDUtil.getRandomCode(10);
        } catch (Exception e) {
            e.printStackTrace();
        }
        Map<String, Object> map = new HashMap<>();
        map.put("appid", appid);
        map.put("mch_id", mchId);
        map.put("nonce_str", nonce_str);//存储的支付人员id，员工扫描二维码支付的时候存储的是收款员工id
        map.put("body", body);
        map.put("attach", attach);//存储的费用月份数据，员工扫描二维码支付的时候存储的是收费项id
        map.put("out_trade_no", randomCode + "_" + out_trade_no);//存储的房间id
        map.put("total_fee", i);
        map.put("spbill_create_ip", hostAddress);
        map.put("auth_code", auth_code);
        String s = this.weixinSignature(map);
        map.put("sign", s);

        String url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
        //设置请求头
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_XML);
        StringBuffer xmlString = new StringBuffer();
        Set<String> strings = map.keySet();
        String[] keys = {};
        keys = strings.toArray(keys);
        Arrays.sort(keys);
        xmlString.append("<xml>");
        for(int l = 0; l < keys.length; l++){
            xmlString.append("<" + keys[l] + ">" + map.get(keys[l]) + "</" + keys[l] + ">");
        }
        xmlString.append("</xml>");

        Map<String, String> map1 = null;
        String body1 = null;
        try {
            body1 = HttpClientUtil.pushHttpRequsetXml(url, xmlString.toString(), new HashMap<>()).getData();
        } catch (Exception e) {
            e.printStackTrace();
        }
        //将结果xml解析成map
        body1 = body1.replaceAll("<!\\[CDATA\\[","");
        body1 = body1.replaceAll("]]>", "");
        try {
            map1 = this.xmlToMap(body1, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (DocumentException e) {
            e.printStackTrace();
        }
        String return_code = map1.get("return_code");
        if("SUCCESS".equals(return_code)){
            String result_code = map1.get("result_code");
            if("SUCCESS".equals(result_code)){
                String type = map1.get("trade_type");
                switch (type){
                    case "JSAPI":
                        break;
                    case "NATIVE":
                        String code_url = map1.get("code_url");
                        return ResultUtil.success(code_url);
                    case "APP":
                        String prepay_id = map1.get("prepay_id");
                        //重新进行签名后返回给前端
                        Map<String, Object> map2 = new HashMap<>();
                        map2.put("appid", appid);
                        map2.put("noncestr", nonce_str);
                        map2.put("package", "Sign=WXPay");
                        map2.put("partnerid", mchId);
                        map2.put("prepayid", prepay_id);
                        map2.put("timestamp", new Date().getTime() + "");
                        String s1 = this.weixinSignature(map2);

                        map2.put("pac", "Sign=WXPay");
                        map2.put("sign", s1);
//                      System.err.println(map2);
                        return ResultUtil.success(map2);
                }
                return null;
            }else{
//                System.err.println(map1.get("err_code_des"));
                return ResultUtil.error(map1.get("err_code_des"));
            }
        }else{
//            System.err.println(map1.get("return_msg") + appid + "----" + mchId);
            return ResultUtil.error(map1.get("return_msg"), new JSONObject());
        }
    }


    /**
     * 支付宝扫码收款
     * @param data
     * @return
     */
    public Object aliScanQRCodePay(String data){
        return null;
    }


    /**
     * 微信退款申请
     * @param transaction_id    微信订单号。微信生成的订单号，在支付通知中有返回
     * @param out_refund_no     商户退款单号。商户系统内部的退款单号，商户系统内部唯一，只能是数字、大小写字母_-|*@ ，同一退款单号多次请求只退一笔。
     * @param total_fee         订单金额。订单总金额，单位为分，只能为整数
     * @param refund_fee        退款金额。退款总金额，订单总金额，单位为分，只能为整数
     * @param notify_url        退款结果通知url。异步接收微信支付退款结果通知的回调地址，通知URL必须为外网可访问的url，不允许带参数 如果参数中传了notify_url，则商户平台上配置的回调地址将不会生效。
     * @return
     */

    @ApiOperation(value = "退款",tags = "微信退款回调")
    @PostMapping(value = "/refund")
    public Map<String, String> wxRefund(String transaction_id, String out_refund_no, String total_fee, String refund_fee, String notify_url){
        int tf = new BigDecimal(total_fee).multiply(new BigDecimal("100")).intValue();
        int rf = new BigDecimal(refund_fee).multiply(new BigDecimal("100")).intValue();
        String nonce_str = UUIDUtil.getRandomCode();
        Map<String, Object> map = new HashMap<>();
        map.put("appid", appid);
        map.put("mch_id", mchId);
        map.put("nonce_str", nonce_str);
        map.put("transaction_id", transaction_id);
        map.put("out_refund_no", out_refund_no);
        map.put("total_fee", tf);
        map.put("refund_fee", rf);
        map.put("notify_url", notify_url);
        String s = this.weixinSignature(map);
        map.put("sign", s);

        String url = "https://api.mch.weixin.qq.com/secapi/pay/refund";
        //设置请求头
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_XML);
        StringBuffer xmlString = new StringBuffer();
        Set<String> strings = map.keySet();
        String[] keys = {};
        keys = strings.toArray(keys);
        Arrays.sort(keys);
        xmlString.append("<xml>");
        for(int l = 0; l < keys.length; l++){
            xmlString.append("<" + keys[l] + ">" + map.get(keys[l]) + "</" + keys[l] + ">");
        }
        xmlString.append("</xml>");

        Map<String, String> map1 = null;
        String body1 = null;
        try {
            body1 = HttpClientUtil.pushHttpRequsetXml(url, xmlString.toString(), new HashMap<>()).getData();
        } catch (Exception e) {
            e.printStackTrace();
        }
        //将结果xml解析成map
        body1 = body1.replaceAll("<!\\[CDATA\\[","");
        body1 = body1.replaceAll("]]>", "");
        try {
            map1 = this.xmlToMap(body1, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (DocumentException e) {
            e.printStackTrace();
        }
        String return_code = map1.get("return_code");
        Map<String, String> map2 = new HashMap<>();
        if("SUCCESS".equals(return_code)){
            String result_code = map1.get("result_code");
            if("SUCCESS".equals(result_code)){
                map2.put("return_code", result_code);
                map2.put("refund_id", String.valueOf(map1.get("refund_id")));//微信退款订单号
                map2.put("refund_fee", String.valueOf(map1.get("refund_fee")));//退款金额
                return map2;
            }else{
                map2.put("return_code", result_code);
                map2.put("return_msg", map1.get("err_code_des"));
                return map2;
            }
        }else{
            map2.put("return_code", return_code);
            map2.put("return_msg", map1.get("return_msg"));
            return map2;
        }
    }


    /**
     * 微信退款成功后的回调处理
     * @param request
     * @return
     */
    public Map<String, String> wxRefundCallback(HttpServletRequest request){
        try {
            String param = this.getParam(request);
            param = param.replaceAll("<!\\[CDATA\\[","");
            param = param.replaceAll("]]>", "");
            Map<String, String> map = this.xmlToMap(param, "UTF-8");
            String return_code = map.get("return_code");
            if("SUCCESS".equals(return_code)){
                String req_info = map.get("req_info");//加密信息请用商户秘钥进行解密
                String s = this.wxDecrypt(req_info);
                s = s.replaceAll("<!\\[CDATA\\[","");
                s = s.replaceAll("]]>", "");
                map = this.xmlToMap(s, "UTF-8");
                Map<String, String> map1 = new HashMap<>();
                map1.put("refund_id", map.get("refund_id"));
                map1.put("out_refund_no", map.get("out_refund_no"));
                return map1;
            }else{
//                System.err.println(map.get("return_msg"));
            }
        } catch (IOException e) {
            e.printStackTrace();
        } catch (DocumentException e) {
            e.printStackTrace();
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        } catch (InvalidKeyException e) {
            e.printStackTrace();
        } catch (NoSuchPaddingException e) {
            e.printStackTrace();
        } catch (BadPaddingException e) {
            e.printStackTrace();
        } catch (NoSuchProviderException e) {
            e.printStackTrace();
        } catch (IllegalBlockSizeException e) {
            e.printStackTrace();
        }
        return null;
    }


    /**
     * 支付宝退款
     * @param trade_no          支付宝交易号
     * @param refund_amount     退款金额
     * @return
     * @throws AlipayApiException
     */
    public Map<String, String> aliRefund(String trade_no, String refund_amount) throws AlipayApiException {
        AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do", aliAppid, appPrivateKey,"json","UTF-8", alipay_public_key,"RSA2");
        AlipayTradeRefundRequest request = new AlipayTradeRefundRequest();
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("trade_no", trade_no);
        jsonObject.put("refund_amount", refund_amount);
        request.setBizContent(jsonObject.toJSONString());
        AlipayTradeRefundResponse response = alipayClient.execute(request);
        Map<String, String> map = new HashMap<>();
        if(response.isSuccess()){
            System.out.println("调用成功");
            String outTradeNo = response.getOutTradeNo();
            map.put("code", response.getCode());//10000
            map.put("trade_no", response.getTradeNo());//支付宝交易号
            map.put("out_trade_no", outTradeNo);//商户订单号
        } else {
            System.out.println("调用失败");
            map.put("code", response.getCode());
            map.put("msg", response.getSubMsg());
        }
        return map;
    }


    /**
     * 查询微信支付订单
     * @return
     * @throws Exception
     */
    public ResultUtil<Map<String, String>> queryWXOrder(String out_trade_no, String transaction_id) throws Exception{
        String url = "https://api.mch.weixin.qq.com/pay/orderquery";
        String nonce_str = UUIDUtil.getRandomCode(16);
        Map<String, Object> map = new HashMap<>();
        map.put("appid", appid);
        map.put("mch_id", mchId);
        map.put("out_trade_no", out_trade_no);//商户订单号
        map.put("transaction_id", transaction_id);//微信订单号
        map.put("nonce_str", nonce_str);//随机字符串
        String s = this.weixinSignature(map);
        map.put("sign", s);

        //设置请求头
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_XML);
        StringBuffer xmlString = new StringBuffer();
        Set<String> strings = map.keySet();
        String[] keys = {};
        keys = strings.toArray(keys);
        Arrays.sort(keys);
        xmlString.append("<xml>");
        for(int l = 0; l < keys.length; l++){
            xmlString.append("<" + keys[l] + ">" + map.get(keys[l]) + "</" + keys[l] + ">");
        }
        xmlString.append("</xml>");

        Map<String, String> map1 = null;
        String body1 = HttpClientUtil.pushHttpRequsetXml(url, xmlString.toString(), new HashMap<>()).getData();
        //将结果xml解析成map
        body1 = body1.replaceAll("<!\\[CDATA\\[","");
        body1 = body1.replaceAll("]]>", "");
        try {
            map1 = this.xmlToMap(body1, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (DocumentException e) {
            e.printStackTrace();
        }
        String return_code = map1.get("return_code");
        if("SUCCESS".equals(return_code)){
            String result_code = map1.get("result_code");
            if("SUCCESS".equals(result_code)){
                Map<String, String> map2 = new HashMap<>();
                map2.put("trade_type", map1.get("trade_type"));
                map2.put("trade_state", map1.get("trade_state"));//订单状态SUCCESS—支付成功，REFUND—转入退款，NOTPAY—未支付，CLOSED—已关闭，REVOKED—已撤销（刷卡支付），USERPAYING--用户支付中，PAYERROR--支付失败(其他原因，如银行返回失败)
                map2.put("transaction_id", map1.get("transaction_id"));
                return ResultUtil.success(map2);
            }else{
                System.err.println(map1.get("err_code_des"));
                return ResultUtil.error(map1.get("err_code_des"));
            }
        }else{
            System.err.println(map1.get("return_msg") + appid + "----" + mchId);
            return ResultUtil.error(map1.get("return_msg"));
        }
    }


    /**
     * 微信商户转账零钱
     * @param outDetailNo   商家流水号
     * @param amount        转账金额
     * @param openid        收款openid
     * @param userName      收款用户姓名
     * @param remark        备注
     * @return
     */
//    public String weixinTransferMoney(String outDetailNo, Double amount, String openid, String userName, String remark){
//        RSAConfig config =
//                new RSAConfig.Builder()
//                        .merchantId(mchId)
//                        .privateKeyFromPath(privateKeyFromPath)
//                        .merchantSerialNumber("7630124B15BA87F2CF0F35883988DE34D62089DA")
//                        .wechatPayCertificatesFromPath(wechatPayCertificatesFromPath)
//                        .build();
//        TransferBatchService service = new TransferBatchService.Builder().config(config).build();
//        InitiateBatchTransferRequest initiateBatchTransferRequest =
//                new InitiateBatchTransferRequest();
//        initiateBatchTransferRequest.setAppid(appid);
//        initiateBatchTransferRequest.setOutBatchNo(outDetailNo);
//        initiateBatchTransferRequest.setBatchName("付款");
//        initiateBatchTransferRequest.setBatchRemark(remark);
//        initiateBatchTransferRequest.setTotalAmount(new BigDecimal(amount).multiply(new BigDecimal(100)).setScale(0, RoundingMode.HALF_EVEN).longValue());
//        initiateBatchTransferRequest.setTotalNum(1);
//        {
//            List<TransferDetailInput> transferDetailListList = new ArrayList<>();
//            {
//                TransferDetailInput transferDetailInput = new TransferDetailInput();
//                transferDetailInput.setOutDetailNo(outDetailNo);
//                transferDetailInput.setTransferAmount(new BigDecimal(amount).multiply(new BigDecimal(100)).setScale(0, RoundingMode.HALF_EVEN).longValue());
//                transferDetailInput.setTransferRemark(remark);
//                transferDetailInput.setOpenid(openid);
//                if(amount > 0.3){
//                    transferDetailInput.setUserName(userName);
//                }
//                transferDetailListList.add(transferDetailInput);
//            }
//            initiateBatchTransferRequest.setTransferDetailList(
//                    transferDetailListList);
//        }
//        initiateBatchTransferRequest.setTransferSceneId("1000");
//        InitiateBatchTransferResponse response =
//                service.initiateBatchTransfer(initiateBatchTransferRequest);
//        return response.getBatchId();
//    }





    /**
     * 获取请求内容
     * @param request
     * @return
     * @throws IOException
     */
    private String getParam(HttpServletRequest request) throws IOException {
        // 读取参数
        InputStream inputStream;
        StringBuilder sb = new StringBuilder();
        inputStream = request.getInputStream();
        String s;
        BufferedReader in = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));
        while ((s = in.readLine()) != null) {
            sb.append(s);
        }
        in.close();
        inputStream.close();
        return sb.toString();
    }


    /**
     * 微信下单的签名算法
     * @param map
     * @return
     */
    private String weixinSignature(Map<String, Object> map){
        try {
            Set<Map.Entry<String, Object>> entries = map.entrySet();
            List<Map.Entry<String, Object>> infoIds = new ArrayList<Map.Entry<String, Object>>(entries);
            // 对所有传入参数按照字段名的 ASCII 码从小到大排序（字典序）
            Collections.sort(infoIds, new Comparator<Map.Entry<String, Object>>() {
                public int compare(Map.Entry<String, Object> o1, Map.Entry<String, Object> o2) {
                    return (o1.getKey()).toString().compareTo(o2.getKey());
                }
            });
            // 构造签名键值对的格式
            StringBuilder sb = new StringBuilder();
            for (Map.Entry<String, Object> item : infoIds) {
                if (item.getKey() != null || item.getKey() != "") {
                    String key = item.getKey();
                    Object val = item.getValue();
                    if (!(val == "" || val == null)) {
                        sb.append(key + "=" + val + "&");
                    }
                }
            }
            sb.append("key=" + key);
            String sign = MD5AndKL.MD5Encode(sb.toString(), "UTF-8").toUpperCase(); //注：MD5签名方式
            return sign;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    public String RSAPrivacyEncryptor(){
        // 微信支付平台证书中的公钥
        PublicKey wechatPayPublicKey = null;
        String plaintext = "";
        PrivacyEncryptor encryptor = new RSAPrivacyEncryptor(wechatPayPublicKey, "");
        String ciphertext = encryptor.encrypt(plaintext);
        return ciphertext;
    }



    /**
     * 微信退款成功后的解密
     * @param req_info
     * @return
     */
    private String wxDecrypt(String req_info) throws NoSuchPaddingException, NoSuchAlgorithmException, NoSuchProviderException,
            InvalidKeyException, BadPaddingException, IllegalBlockSizeException {
        byte[] decode = Base64.getDecoder().decode(req_info);
        String sign = MD5AndKL.MD5Encode(key, "UTF-8").toLowerCase();
        if (Security.getProvider("BC") == null){
            Security.addProvider(new BouncyCastleProvider());
        }
        Cipher cipher = Cipher.getInstance("AES/ECB/PKCS7Padding", "BC");
        SecretKeySpec secretKeySpec = new SecretKeySpec(sign.getBytes(), "AES");
        cipher.init(Cipher.DECRYPT_MODE, secretKeySpec);
        return new String(cipher.doFinal(decode));
    }


    public static void main(String[] ages){
//        PayMoneyUtil payMoneyUtil = new PayMoneyUtil();
//        payMoneyUtil.weixinpay("测试", "123", "12.5", "");
    }


    /**
     * xml转map
     * @param xml
     * @param charset
     * @return
     * @throws UnsupportedEncodingException
     * @throws DocumentException
     */
    public static Map<String, String> xmlToMap(String xml, String charset) throws UnsupportedEncodingException, DocumentException {

        Map<String, String> respMap = new HashMap<String, String>();

        SAXReader reader = new SAXReader();
        Document doc = reader.read(new ByteArrayInputStream(xml.getBytes(charset)));
        Element root = doc.getRootElement();
        xmlToMap(root, respMap);
        return respMap;
    }

    public static Map<String, String> xmlToMap(Element tmpElement, Map<String, String> respMap){
        if (tmpElement.isTextOnly()) {
            respMap.put(tmpElement.getName(), tmpElement.getText());
            return respMap;
        }

        @SuppressWarnings("unchecked")
        Iterator<Element> eItor = tmpElement.elementIterator();
        while (eItor.hasNext()) {
            Element element = eItor.next();
            xmlToMap(element, respMap);
        }
        return respMap;
    }
}