fix

Helius

2024-02-21 3b598f6d6b008db9e28ab446f4a21d98dcea382d

 src/main/java/cc/mrbird/febs/pay/service/impl/WxFaPiaoServiceImpl.java

@@ -1,108 +1,597 @@
package cc.mrbird.febs.pay.service.impl;

import cc.mrbird.febs.common.properties.XcxProperties;
import cc.mrbird.febs.common.utils.AppContants;
import cc.mrbird.febs.common.utils.SpringContextHolder;
import cc.mrbird.febs.mall.entity.MallInvoice;
import cc.mrbird.febs.mall.entity.MallOrderInfo;
import cc.mrbird.febs.mall.entity.MallOrderItem;
import cc.mrbird.febs.mall.mapper.MallInvoiceMapper;
import cc.mrbird.febs.mall.mapper.MallOrderInfoMapper;
import cc.mrbird.febs.mall.mapper.MallOrderItemMapper;
import cc.mrbird.febs.pay.model.FPCertificateVo;
import cc.mrbird.febs.pay.model.FPCertificates;
import cc.mrbird.febs.pay.model.FPEncryptCertificate;
import cc.mrbird.febs.pay.service.WxFaPiaoService;
import cc.mrbird.febs.pay.util.JCEUtil;
import cc.mrbird.febs.pay.util.RandomStringGenerator;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.json.JSONObject;
import cn.hutool.json.JSONUtil;
import com.wechat.pay.contrib.apache.httpclient.util.AesUtil;
import lombok.RequiredArgsConstructor;
import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;
import okhttp3.HttpUrl;
import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPatch;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.protocol.HttpClientContext;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.springframework.core.io.ClassPathResource;
import org.springframework.stereotype.Service;
import org.springframework.util.Base64Utils;
import org.springframework.web.bind.annotation.RequestBody;

import javax.servlet.http.HttpServletRequest;
import java.io.*;
import java.nio.charset.StandardCharsets;
import java.security.*;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import java.util.Map;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.PKCS8EncodedKeySpec;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.stream.Collectors;
import java.util.stream.Stream;

@Slf4j
@Service
@RequiredArgsConstructor
public class WxFaPiaoServiceImpl implements WxFaPiaoService {

    private final MallOrderInfoMapper mallOrderInfoMapper;
    private final MallOrderItemMapper mallOrderItemMapper;
    private final MallInvoiceMapper mallInvoiceMapper;

    private final XcxProperties xcxProperties = SpringContextHolder.getBean(XcxProperties.class);

    @Override
    public String createAuthorization(String method, String canonicalUrl, String body, KeyPair keyPair) {
    public String createAuthorization(String method, String canonicalUrl, String body, PrivateKey keyPair) throws UnsupportedEncodingException, NoSuchAlgorithmException {
        String nonceStr = RandomStringGenerator.getRandomStringByLength(32);//随机字符串
        long timestamp = System.currentTimeMillis() / 1000;//时间戳
        String signature = sign(method, canonicalUrl, timestamp, nonceStr, body, keyPair);//签名加密
        HttpUrl httpurl = HttpUrl.parse(canonicalUrl);
        String message = buildMessage(method, httpurl, timestamp, nonceStr, body);
        log.info("签名串：\n"+message);
        log.info("签名串长度：\n"+getWordCount(message));
        String signature = sign2(message.getBytes("utf-8"), keyPair);

        log.info("签名串sign：\n"+signature);
        log.info("签名串长度sign：\n"+getWordCount(signature));
//        String yourCertificateSerialNo = "221D49AEC4EA538A63941D1936709C8559EB05C5";
        return "mchid=\"" + xcxProperties.getWecharpayMchid() + "\","
                + "nonce_str=\"" + nonceStr + "\","
                + "timestamp=\"" + timestamp + "\","
                + "serial_no=\"" + "50F37206347BCC9E6AC9860DAACE52AC035F7C24" + "\","//证书序列号
                + "serial_no=\"" + AppContants.WX_CARD_NUM + "\","
                + "signature=\"" + signature + "\"";
    }

    @Override
    public KeyPair getPrivateKey() {
        return createPKCS12("Tenpay Certificate", "1658958205");
    }
    /**
     * V3  SHA256withRSA 签名.
     *
     * @param method       请求方法  GET  POST PUT DELETE 等
     * @param canonicalUrl 例如  https://api.mch.weixin.qq.com/v3/pay/transactions/app?version=1 ——> /v3/pay/transactions/app?version=1
     * @param timestamp    当前时间戳   因为要配置到TOKEN 中所以 签名中的要跟TOKEN 保持一致
     * @param nonceStr     随机字符串  要和TOKEN中的保持一致
     * @param body         请求体 GET 为 "" POST 为JSON
     * @param keyPair      商户API 证书解析的密钥对  实际使用的是其中的私钥
     * @return the string
     */
    @SneakyThrows
    public String sign(String method, String canonicalUrl, long timestamp, String nonceStr, String body, KeyPair keyPair)  {
        String signatureStr = Stream.of(method, canonicalUrl, String.valueOf(timestamp), nonceStr, body)
                .collect(Collectors.joining("\n", "", "\n"));
        Signature sign = Signature.getInstance("SHA256withRSA");
        sign.initSign(keyPair.getPrivate());
        sign.update(signatureStr.getBytes(StandardCharsets.UTF_8));
        return Base64Utils.encodeToString(sign.sign());
    }
    public   int  getWordCount(String s)
    {
        int  length  =   0 ;
        for ( int  i  =   0 ; i  <  s.length(); i ++ )
        {
            int  ascii  =  Character.codePointAt(s, i);
            if (ascii  >=   0   &&  ascii  <= 255 )
                length ++ ;
            else
                length  +=   2 ;

    /**
     * 获取公私钥.通过证书
     */
    private KeyStore store;
    private final Object lock = new Object();
    public KeyPair createPKCS12(String keyAlias, String keyPass) {
        ClassPathResource resource = new ClassPathResource(xcxProperties.getCertLocalPath());
//        File file = new File("src/main/resources/wxP12/apiclient_cert.p12");
        char[] pem = keyPass.toCharArray();
        try {
            synchronized (lock) {
                if (store == null) {
                    synchronized (lock) {
                        store = KeyStore.getInstance("PKCS12");
                        store.load(resource.getInputStream(), pem);
//                        store.load(new FileInputStream(file), pem);
                    }
                }
            }
            X509Certificate certificate = (X509Certificate) store.getCertificate(keyAlias);
            certificate.checkValidity();
            // 证书的序列号 也有用 50F37206347BCC9E6AC9860DAACE52AC035F7C24
            String serialNumber = certificate.getSerialNumber().toString(16).toUpperCase();
            // 证书的 公钥
            PublicKey publicKey = certificate.getPublicKey();
            // 证书的私钥
            PrivateKey storeKey = (PrivateKey) store.getKey(keyAlias, pem);
            return new KeyPair(publicKey, storeKey);
        } catch (Exception e) {
            throw new IllegalStateException("Cannot load keys from store: " , e);
        }
        return  length;

    }

    public static void main(String[] args) {
    public String sign2(byte[] message,PrivateKey keyPair) throws NoSuchAlgorithmException {
        Signature sign = Signature.getInstance("SHA256withRSA");
        String s = null;
        try {
            System.out.println(new ClassPathResource("wxP12/apiclient_cert.p12").getFile().exists());
        } catch (IOException e) {
            sign.initSign(keyPair);
            sign.update(message);
            s = Base64.getEncoder().encodeToString(sign.sign());
        } catch (InvalidKeyException e) {
            e.printStackTrace();
        } catch (SignatureException e) {
            e.printStackTrace();
        }
        return s;
    }

    public String buildMessage(String method, HttpUrl url, long timestamp, String nonceStr, String body) {
        String canonicalUrl = url.encodedPath();
        if (url.encodedQuery() != null) {
            canonicalUrl += "?" + url.encodedQuery();
        }
        return method + "\n"
                + canonicalUrl + "\n"
                + timestamp + "\n"
                + nonceStr + "\n"
                + body + "\n";
    }

    @Override
    public PrivateKey getPrivateKeyV3() throws IOException {
        InputStream inputStream = new ClassPathResource("wxP12/apiclient_key.pem")
                .getInputStream();

        String content = new BufferedReader(new InputStreamReader(inputStream))
                .lines().collect(Collectors.joining(System.lineSeparator()));
        try {
            String privateKey = content.replace("-----BEGIN PRIVATE KEY-----", "")
                    .replace("-----END PRIVATE KEY-----", "")
                    .replaceAll("\\s+", "");

            KeyFactory kf = KeyFactory.getInstance("RSA");
            return kf.generatePrivate(
                    new PKCS8EncodedKeySpec(Base64.getDecoder().decode(privateKey)));
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException("当前Java环境不支持RSA", e);
        } catch (InvalidKeySpecException e) {
            throw new RuntimeException("无效的密钥格式");
        }
    }

    @Override
    public String sendPatch(String url, String params, String token) {
        String result = "";
        CloseableHttpClient httpClient = HttpClients.createDefault();
        HttpPatch httpPatch = new HttpPatch(url);
        CloseableHttpResponse response = null;
        httpPatch.setHeader("Content-type", "application/json");
        httpPatch.setHeader("Charset", "utf-8");
        httpPatch.setHeader("Accept", "application/json");
        httpPatch.setHeader("Accept-Charset", "utf-8");
        httpPatch.setHeader("Authorization", token);
        try {
            StringEntity data = new StringEntity(params, "utf-8");
            httpPatch.setEntity(data);
            response = httpClient.execute(httpPatch);
            HttpEntity entity = response.getEntity();
            result = EntityUtils.toString(entity);
        } catch (Exception e) {
            result = "{\"status\":\"1\",\"error\":\"" + e.getMessage() + "\"}";
        }finally {
            try {
                httpClient.close();
                if (response != null) {
                    response.close();
                }
            } catch (IOException var22) {
                var22.printStackTrace();
            }
        }
        return result;
    }

    @Override
    public String sendPost(String url, String params, String token) {
        String result = "";
        int err = 0;
        while (true) {
            CloseableHttpClient client = HttpClients.createDefault();
            HttpPost httpPost = new HttpPost(url);
            CloseableHttpResponse response = null;
            try {
                httpPost.addHeader("Content-type", "application/json");
                httpPost.addHeader("Charset", "utf-8");
                httpPost.addHeader("Accept", "application/json");
                httpPost.addHeader("Accept-Charset", "utf-8");
                httpPost.addHeader("Authorization", token);

                StringEntity data = new StringEntity(params, "utf-8");
                httpPost.setEntity(data);
                response = client.execute(httpPost);
                HttpEntity resEntity = response.getEntity();
                result = EntityUtils.toString(resEntity);
                return result;
            } catch (IOException e) {
                result = "{\"status\":\"1\",\"errors\":\"" + e.getMessage() + "\"}";
                if (err++ > 2) {
                    break;
                }
                try {
                    Thread.sleep((err + 2) * 1000);
                } catch (InterruptedException e1) {
                    result = "{\"status\":\"1\",\"errors\":\"" + e1.getMessage() + "\"}";
                }
            }finally {
                try {
                    client.close();
                    if (response != null) {
                        response.close();
                    }
                } catch (IOException var22) {
                    var22.printStackTrace();
                }
            }
        }
        return result;
    }

    @Override
    public String sendGet(String url, Map<String, Object> params, String token) {
        String result = "";
        int err = 0;
        while (true) {
            CloseableHttpClient httpClient = HttpClients.createDefault();
            CloseableHttpResponse response = null;
            try {
                List<BasicNameValuePair> parameters = new ArrayList<>();
                for (Map.Entry<String, Object> entry : params.entrySet()) {
                    parameters.add(new BasicNameValuePair(entry.getKey(), entry.getValue().toString()));
                }
                StringBuilder dataparm = new StringBuilder();
                params.forEach((k, v) -> dataparm.append("&" + k + "=" + v));
                String urlparm = "";
                String string = dataparm.toString();
                if (!"".equals(string)) {
                    urlparm = dataparm.toString().substring(1);
                }
                HttpGet httpget = new HttpGet(url + "?" + urlparm);

                httpget.addHeader("Accept", "application/json");
                httpget.addHeader("User-Agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36");
                httpget.addHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
                httpget.addHeader("Authorization", token);
                response = httpClient.execute(httpget, HttpClientContext.create());

                HttpEntity resEntity = response.getEntity();
                result = EntityUtils.toString(resEntity);
                return result;
            } catch (IOException e) {
                result = "{\"status\":\"1\",\"errors\":\"" + e.getMessage() + "\"}";
                if (err++ > 2) {
                    break;
                }
                try {
                    Thread.sleep((err + 2) * 1000);
                } catch (InterruptedException e1) {
                    result = "{\"status\":\"1\",\"errors\":\"" + e1.getMessage() + "\"}";
                }
            }finally {
                try {
                    httpClient.close();
                    if (response != null) {
                        response.close();
                    }
                } catch (IOException var22) {
                    var22.printStackTrace();
                }
            }
        }
        return result;
    }

    @Override
    public Map<String, Object> fapiaoCallBack(HttpServletRequest request, @RequestBody Map<String, Object> requestBody){
        Map<String,Object> map = new HashMap<>();
        String signature = request.getHeader("Wechatpay-Signature");
        String timestamp = request.getHeader("Wechatpay-Timestamp");
        String nonce = request.getHeader("Wechatpay-Nonce");
        //平台证书序列号不是API证书序列号
        String serial = request.getHeader("Wechatpay-Serial");
        String body = com.alibaba.fastjson.JSONObject.toJSONString(requestBody);
        log.info("头信息---签名：" + signature);
        log.info("头信息---时间戳：" + timestamp);
        log.info("头信息---随机字符：" + nonce);
        log.info("头信息---平台证书序列号：" + serial);
        log.info("获取到的body信息：" + body);
        //应对签名探测流量
        if(signature.contains("WECHATPAY/SIGNTEST")){
            map.put("code",500);
            map.put("message", "失败");
            return map;
        }
        //验签
        boolean signCheck = false;
        try {
            signCheck = signCheck(timestamp, nonce, requestBody, signature);
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        } catch (SignatureException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (InvalidKeyException e) {
            e.printStackTrace();
        } catch (ParseException e) {
            e.printStackTrace();
        }
        log.info("验签结果：" + signCheck);
        if (signCheck) {
            try {
                //解析请求体
                JSONObject jsonObject = JSONUtil.parseObj(body);
                log.info("微信电子发票回调接口....解析请求体:"+jsonObject);

                String id = jsonObject.getStr("id");//可能是支付业务的回调数据
                String create_time = jsonObject.getStr("create_time");//可能是支付业务的回调数据
                String resource_type = jsonObject.getStr("resource_type");//可能是支付业务的回调数据
                String event_type = jsonObject.getStr("event_type");//可能是支付业务的回调数据
                String resource = jsonObject.getStr("resource");//可能是支付业务的回调数据
                log.info("微信电子发票回调接口....id:"+ id);
                log.info("微信电子发票回调接口....create_time:"+ create_time);
                log.info("微信电子发票回调接口....resource_type:"+ resource_type);
                log.info("微信电子发票回调接口....event_type:"+ event_type);
                log.info("微信电子发票回调接口....resource:"+ resource);
                if ("FAPIAO.USER_APPLIED".equals(event_type)//用户发票抬头填写完成类型：FAPIAO.USER_APPLIED
                        && "encrypt-resource".equals(resource_type)) {//通知的资源数据类型，确认成功通知为encryptresource。
                    JCEUtil.removeCryptographyRestrictions();
                    //解密
                    AesUtil aesUtil = new AesUtil(xcxProperties.getWecharpaySecretV3().getBytes("utf-8"));
                    JSONObject jsonObjectResource = JSONUtil.parseObj(resource);
                    String original_type = jsonObjectResource.getStr("original_type");//可能是支付业务的回调数据
                    String algorithm = jsonObjectResource.getStr("algorithm");//可能是支付业务的回调数据
                    String ciphertext = jsonObjectResource.getStr("ciphertext");//可能是支付业务的回调数据
                    String associated_data = jsonObjectResource.getStr("associated_data");//可能是支付业务的回调数据
                    String nonceStr = jsonObjectResource.getStr("nonce");//可能是支付业务的回调数据
                    String decryptToString = aesUtil.decryptToString(
                            associated_data.getBytes("utf-8"),
                            nonceStr.getBytes("utf-8"),
                            ciphertext);
                    log.info("微信电子发票回调接口....resource解密:"+decryptToString);

                    JSONObject parseObj = JSONUtil.parseObj(decryptToString);
                    log.info("微信电子发票回调接口....resource解密-JSONObject:"+parseObj);
                    String fapiao_apply_id = parseObj.getStr("fapiao_apply_id");
                    log.info("微信电子发票回调接口....resource解密-fapiao_apply_id:"+fapiao_apply_id);
                    MallOrderInfo mallOrderInfo = mallOrderInfoMapper.selectBypayOrderNo(fapiao_apply_id);
                    if(ObjectUtil.isEmpty(mallOrderInfo)){
                        map.put("code",404);
                        map.put("message", "订单不存在");
                        return map;
                    }

                    if(ObjectUtil.isNotEmpty(mallOrderInfo)){
                        //更新订单状态
//                        mallOrderInfo.setIsInvoice(1);
//                        mallOrderInfoMapper.updateById(mallOrderInfo);
                        //获取用户的抬头信息
                        String userInvoiceInfo = this.getUserInvoiceInfo(fapiao_apply_id);
                        JSONObject userInvoiceInfoJson = JSONUtil.parseObj(userInvoiceInfo);
                        //查看当前订单是否已经开具发票
                        Long memberId = mallOrderInfo.getMemberId();
                        String payOrderNo = mallOrderInfo.getPayOrderNo();
                        List<MallInvoice> mallInvoices = mallInvoiceMapper.selectByFapiaoApplyIdAndMemberId(fapiao_apply_id, mallOrderInfo.getMemberId());
                        if(CollUtil.isEmpty(mallInvoices)){
                            MallInvoice mallInvoice = new MallInvoice();
                            mallInvoice.setMemberId(memberId);
                            mallInvoice.setFapiaoApplyId(payOrderNo);
                            mallInvoice.setOrderNo(mallOrderInfo.getOrderNo());
                            mallInvoice.setOrderId(mallOrderInfo.getId());
                            mallInvoice.setStatus(mallOrderInfo.getStatus());
                            mallInvoice.setAmount(mallOrderInfo.getAmount());
                            List<MallOrderItem> mallOrderItemList = mallOrderItemMapper.selectListByOrderId(mallOrderInfo.getId());
                            mallInvoice.setGoodsImg(mallOrderItemList.get(0).getSkuImage());
                            mallInvoice.setState(1);
                            mallInvoice.setType(userInvoiceInfoJson.getStr("type"));
                            mallInvoice.setName(userInvoiceInfoJson.getStr("name"));
                            mallInvoice.setTaxpayerId(userInvoiceInfoJson.getStr("taxpayer_id"));
                            mallInvoice.setAddress(userInvoiceInfoJson.getStr("address"));
                            mallInvoice.setTelephone(userInvoiceInfoJson.getStr("telephone"));
                            mallInvoice.setBankName(userInvoiceInfoJson.getStr("bank_name"));
                            mallInvoice.setBankAccount(userInvoiceInfoJson.getStr("bank_account"));
                            mallInvoiceMapper.insert(mallInvoice);
                        }else{
                            MallInvoice mallInvoice = mallInvoices.get(0);
                            if(2 != mallInvoice.getState()){
                                mallInvoice.setState(1);
                                mallInvoice.setType(userInvoiceInfoJson.getStr("type"));
                                mallInvoice.setName(userInvoiceInfoJson.getStr("name"));
                                mallInvoice.setTaxpayerId(userInvoiceInfoJson.getStr("taxpayer_id"));
                                mallInvoice.setAddress(userInvoiceInfoJson.getStr("address"));
                                mallInvoice.setTelephone(userInvoiceInfoJson.getStr("telephone"));
                                mallInvoice.setBankName(userInvoiceInfoJson.getStr("bank_name"));
                                mallInvoice.setBankAccount(userInvoiceInfoJson.getStr("bank_account"));
                                mallInvoiceMapper.updateById(mallInvoice);
                            }
                        }
                        //省略查询订单
                        //此处处理业务
                        map.put("code","SUCCESS");
                        map.put("message","成功");
                        //消息推送成功
                        return map;
                    }
                }
                map.put("code",404);
                map.put("message", "订单不存在");
                return map;
            }catch (Exception e) {
                e.printStackTrace();
            }
        }
        map.put("code",500);
        map.put("message", "失败");
        return map;
    }
    /**
     * 获取用户的抬头信息
     */
    @Override
    public String getUserInvoiceInfo(String fapiaoApplyId) throws IOException {

        //初始化请求参数
        Map<String, Object> params = new HashMap<>();
        params.put("scene","WITH_WECHATPAY");
//        params.put("fapiao_apply_id","4200002070202401175245187105");
        params.put("fapiao_apply_id",fapiaoApplyId);

        String baseUrl = "https://api.mch.weixin.qq.com";
        String canonicalUrl = "/v3/new-tax-control-fapiao/user-title";

        String urlparm = baseUrl+canonicalUrl;//有参数的get请求，加密是需要把参数加载进去URL
        List<BasicNameValuePair> parameters = new ArrayList<>();
        for (Map.Entry<String, Object> entry : params.entrySet()) {
            parameters.add(new BasicNameValuePair(entry.getKey(), entry.getValue().toString()));
        }
        StringBuilder dataparm = new StringBuilder();
        params.forEach((k, v) -> dataparm.append("&" + k + "=" + v));
        String string = dataparm.toString();
        if (!"".equals(string)) {
            urlparm = baseUrl+canonicalUrl + "?" + dataparm.substring(1);
        }
        PrivateKey privateKey = this.getPrivateKeyV3();
        String postStr = null;
        try {
            postStr = this.createAuthorization(
                    "GET",
                    urlparm,
                    "",
                    privateKey
            );
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        }
        return this.sendGet(baseUrl+canonicalUrl, params, "WECHATPAY2-SHA256-RSA2048 "+postStr);
    }

    /**
     * 验证签名
     *
     * @param timestamp   微信平台传入的时间戳
     * @param nonce       微信平台传入的随机字符串
     * @param requestBody 微信平台传入的消息体
     * @param signature   微信平台传入的签名
     * @return
     * @throws NoSuchAlgorithmException
     * @throws SignatureException
     * @throws IOException
     * @throws InvalidKeyException
     */
    public boolean signCheck(String timestamp, String nonce, Map<String, Object> requestBody, String signature) throws
            NoSuchAlgorithmException,
            SignatureException,
            IOException,
            InvalidKeyException,
            ParseException {
        //构造验签名串
        String signatureStr = timestamp + "\n" + nonce + "\n" + com.alibaba.fastjson.JSONObject.toJSONString(requestBody) + "\n";
        // 加载SHA256withRSA签名器
        Signature signer = Signature.getInstance("SHA256withRSA");
        // 用微信平台公钥对签名器进行初始化（调上一节中的获取平台证书方法）
        signer.initVerify(getCertificates());
        // 把我们构造的验签名串更新到签名器中
        signer.update(signatureStr.getBytes(StandardCharsets.UTF_8));
        // 把请求头中微信服务器返回的签名用Base64解码 并使用签名器进行验证
        boolean result = signer.verify(Base64Utils.decodeFromString(signature));
        return result;
    }


    /**
     * 获取平台证书
     */
    public X509Certificate getCertificates() throws IOException, NoSuchAlgorithmException, SignatureException, InvalidKeyException, ParseException {
        JCEUtil.removeCryptographyRestrictions();
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");

        PrivateKey privateKey = this.getPrivateKeyV3();
        String baseUrl = "https://api.mch.weixin.qq.com";
        String canonicalUrl = "/v3/certificates";
        String postStr = null;
        try {
            postStr = this.createAuthorization(
                    "GET",
                    baseUrl+canonicalUrl,
                    "",
                    privateKey

            );
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        }
        //完成签名并执行请求
        X509Certificate x509Certificate = null;
        try {
            String responseBodyAsString = this.sendGet(baseUrl + canonicalUrl, new HashMap<>(), "WECHATPAY2-SHA256-RSA2048 "+postStr);
            FPCertificateVo certificateVo = com.alibaba.fastjson.JSONObject.parseObject(responseBodyAsString, FPCertificateVo.class);
            for (FPCertificates certificates : certificateVo.getData()) {
                if (format.parse(certificates.getEffective_time()).before(new Date())
                        && format.parse(certificates.getExpire_time()).after(new Date())) {
                    FPEncryptCertificate encrypt_certificate = certificates.getEncrypt_certificate();
                    //解密
                    AesUtil aesUtil = new AesUtil(xcxProperties.getWecharpaySecretV3().getBytes("utf-8"));
                    String pulicKey = aesUtil.decryptToString(
                            encrypt_certificate.getAssociated_data().getBytes("utf-8"),
                            encrypt_certificate.getNonce().getBytes("utf-8"),
                            encrypt_certificate.getCiphertext());
                    //获取平台证书
                    final CertificateFactory cf = CertificateFactory.getInstance("X509");

                    ByteArrayInputStream inputStream = new ByteArrayInputStream(pulicKey.getBytes(StandardCharsets.UTF_8));

                    x509Certificate = (X509Certificate) cf.generateCertificate(inputStream);
                }
            }
            return x509Certificate;
        } catch (GeneralSecurityException | ParseException e) {
            e.printStackTrace();
        }
        return null;
    }

    public static void main(String[] args) throws UnsupportedEncodingException, GeneralSecurityException {
        String signature = "WECHATPAY/SIGNTEST/9WwfXW/noMdzDPcOrFD51Bf5YIThXLTtLCl5hoGlSfIBdY2UpE+5eHLs0XyF7y2cQc4OlzTzDDxSMTp/p/8ZenE2hMBaQjxVrdbTtrOLA1h13/WjCNaTr1URTqQ5+IF5bLCxAW8BmZ0jEqpmI/HYR3wdK8/7W91c1zfKODYgkvJzxFzd8OWi2GtELE5tLamkOLyb0GEcsGww2DUOypO5HjNyITgsy9R00w3OH92UInCD8Z6c5BAsQNySqFK8N52y38AlIWTtKROHmJtu+kHbt+nMOU0kbB5bZcPAptsnVYpp9KMmjMrmyjiKtHZb2TGIWiN/L+bgceyN3g==";
        if(signature.contains("WECHATPAY/SIGNTEST")){
            System.out.println(1);
        }

//        JCEUtil.removeCryptographyRestrictions();
//        String body = "{\"id\":\"5fb7f522-466f-5c99-a325-0eb4001f1ec3\",\"create_time\":\"2024-01-17T15:38:33+08:00\",\"resource_type\":\"encrypt-resource\",\"event_type\":\"FAPIAO.USER_APPLIED\",\"summary\":\"用户已申请开票\",\"resource\":{\"original_type\":\"fapiao\",\"algorithm\":\"AEAD_AES_256_GCM\",\"ciphertext\":\"bBOs5WTUV1AhwiYSIUugaw9z4EHXxC28ZVsGHOppCNP4qpxYgnR+W+l983UyETmD/Wgu8ukJhe/xYkSsF947pgDP1ElTXC8MJA3lCc8NlsXQ1csPfWTS6A0XrxBoNMgwGEsYFo/7tPW/zDrEpzRZL/GgEwEtK6X1Y4Ci9IofzeI=\",\"associated_data\":\"fapiao\",\"nonce\":\"7a5dzuYqStef\"}}";
//        JSONObject jsonObject = JSONUtil.parseObj(body);
//        log.info("微信电子发票回调接口....解析请求体:"+jsonObject);
//
//        String id = jsonObject.getStr("id");//可能是支付业务的回调数据
//        String create_time = jsonObject.getStr("create_time");//可能是支付业务的回调数据
//        String resource_type = jsonObject.getStr("resource_type");//可能是支付业务的回调数据
//        String event_type = jsonObject.getStr("event_type");//可能是支付业务的回调数据
//        String resource = jsonObject.getStr("resource");//可能是支付业务的回调数据
//        log.info("微信电子发票回调接口....id:"+ id);
//        log.info("微信电子发票回调接口....create_time:"+ create_time);
//        log.info("微信电子发票回调接口....resource_type:"+ resource_type);
//        log.info("微信电子发票回调接口....event_type:"+ event_type);
//        log.info("微信电子发票回调接口....resource:"+ resource);
//
//        if ("FAPIAO.USER_APPLIED".equals(event_type)//用户发票抬头填写完成类型：FAPIAO.USER_APPLIED
//                && !"encryptresource".equals(resource_type)) {//通知的资源数据类型，确认成功通知为encryptresource。
//            //解密
//            AesUtil aesUtil = new AesUtil("daL341aN5orDt13puXadsAf2rpuX12v3".getBytes("utf-8"));
//            JSONObject jsonObjectResource = JSONUtil.parseObj(resource);
////            String original_type = jsonObjectResource.getStr("original_type");//可能是支付业务的回调数据
////            String algorithm = jsonObjectResource.getStr("algorithm");//可能是支付业务的回调数据
//            String ciphertext = jsonObjectResource.getStr("ciphertext");//可能是支付业务的回调数据
//            String associated_data = jsonObjectResource.getStr("associated_data");//可能是支付业务的回调数据
//            String nonce = jsonObjectResource.getStr("nonce");//可能是支付业务的回调数据
//            String decryptToString = aesUtil.decryptToString(
//                    associated_data.getBytes("utf-8"),
//                    nonce.getBytes("utf-8"),
//                    ciphertext);
//            log.info("微信电子发票回调接口....resource解密:"+decryptToString);
//
//            JSONObject parseObj = JSONUtil.parseObj(decryptToString);
//            log.info("微信电子发票回调接口....resource解密-JSONObject:"+parseObj);
//            String fapiao_apply_id = parseObj.getStr("fapiao_apply_id");
//            log.info("微信电子发票回调接口....resource解密-fapiao_apply_id:"+fapiao_apply_id);
//
//        }
    }

}