| package com.dy.pipIrrSell.wechatpay; | 
|   | 
| import com.alibaba.fastjson2.JSONObject; | 
| import com.dy.common.aop.SsoAop; | 
| import com.dy.common.webUtil.BaseResponse; | 
| import com.dy.common.webUtil.BaseResponseUtils; | 
| import com.dy.common.webUtil.ResultCodeMsg; | 
| import com.dy.pipIrrGlobal.pojoSe.SeVcRefund; | 
| import com.dy.pipIrrGlobal.pojoSe.SeVcRefundItem; | 
| import com.dy.pipIrrGlobal.pojoSe.SeVirtualCard; | 
| import com.dy.pipIrrGlobal.pojoSe.SeWebchatLogonState; | 
| import com.dy.pipIrrGlobal.voSe.VoClient; | 
| import com.dy.pipIrrSell.client.ClientSv; | 
| import com.dy.pipIrrSell.result.SellResultCode; | 
| import com.dy.pipIrrSell.util.AesUtil; | 
| import com.dy.pipIrrSell.util.PayHelper; | 
| import com.dy.pipIrrSell.util.RestTemplateUtil; | 
| import com.dy.pipIrrSell.virtualCard.VirtualCardSv; | 
| import com.dy.pipIrrSell.virtualCard.dto.DtoVirtualCard; | 
| import com.dy.pipIrrSell.virtualCard.enums.LastOperateENUM; | 
| import com.dy.pipIrrSell.virtualCard.enums.RefundItemStateENUM; | 
| import com.dy.pipIrrSell.wallet.enums.RefundStatusENUM; | 
| import com.dy.pipIrrSell.wechatpay.dto.Code2Session; | 
| import com.dy.pipIrrSell.wechatpay.dto.DtoOrder; | 
| import com.dy.pipIrrSell.wechatpay.dto.OrderNotify; | 
| import io.swagger.v3.oas.annotations.Operation; | 
| import io.swagger.v3.oas.annotations.media.Content; | 
| import io.swagger.v3.oas.annotations.media.Schema; | 
| import io.swagger.v3.oas.annotations.responses.ApiResponse; | 
| import io.swagger.v3.oas.annotations.responses.ApiResponses; | 
| import io.swagger.v3.oas.annotations.tags.Tag; | 
| import jakarta.servlet.http.HttpServletResponse; | 
| import jakarta.validation.Valid; | 
| import lombok.RequiredArgsConstructor; | 
| import lombok.extern.slf4j.Slf4j; | 
| import org.springframework.http.HttpHeaders; | 
| import org.springframework.http.MediaType; | 
| import org.springframework.transaction.annotation.Transactional; | 
| import org.springframework.validation.BindingResult; | 
| import org.springframework.web.bind.annotation.*; | 
|   | 
| import javax.crypto.NoSuchPaddingException; | 
| import java.io.IOException; | 
| import java.security.GeneralSecurityException; | 
| import java.security.InvalidKeyException; | 
| import java.security.NoSuchAlgorithmException; | 
| import java.security.SignatureException; | 
| import java.security.spec.InvalidKeySpecException; | 
| import java.text.SimpleDateFormat; | 
| import java.util.Date; | 
| import java.util.HashMap; | 
| import java.util.Map; | 
| import java.util.Objects; | 
|   | 
| /** | 
|  * @author ZhuBaoMin | 
|  * @date 2024-03-06 13:49 | 
|  * @LastEditTime 2024-03-06 13:49 | 
|  * @Description | 
|  */ | 
|   | 
| @Slf4j | 
| @Tag(name = "微信支付管理", description = "微信支付各种操作") | 
| @RestController | 
| @RequestMapping(path="payment") | 
| @RequiredArgsConstructor | 
| public class PaymentCtrl { | 
|     private final PaymentSv paymentSv; | 
|     private final RestTemplateUtil restTemplateUtil; | 
|     private final PayHelper payHelper; | 
|     private final VirtualCardSv virtualCardSv; | 
|     private final ClientSv clientSv; | 
|   | 
|     private final String privateCertFileName = PayInfo.privateCertFileName; | 
|     private final String appid = PayInfo.appid; | 
|     private final String mchid = PayInfo.mchid; | 
|     private final String schema = PayInfo.schema; | 
|     private final String signType = PayInfo.signType; | 
|     private final String description = PayInfo.description; | 
|     private final String loginUrl = PayInfo.loginUrl; | 
|     private final String notifyUrl = PayInfo.notifyUrl; | 
|     private final String grantType = PayInfo.grantType; | 
|   | 
|     // 平台证书公钥 | 
|     private final Map CERTIFICATE_MAP = new HashMap(); | 
|   | 
|     /** | 
|      * 登录凭证校验 | 
|      * @param code2Session 登录凭证校验传入对象 | 
|      * @param bindingResult | 
|      * @return | 
|      * @throws Exception | 
|      */ | 
|     @Operation(summary = "登录凭证校验", description = "登录凭证校验") | 
|     @ApiResponses(value = { | 
|             @ApiResponse( | 
|                     responseCode = ResultCodeMsg.RsCode.SUCCESS_CODE, | 
|                     description = "操作结果:true:成功,false:失败(BaseResponse.content)", | 
|                     content = {@Content(mediaType = MediaType.APPLICATION_JSON_VALUE, | 
|                             schema = @Schema(implementation = Boolean.class))} | 
|             ) | 
|     }) | 
|     @PostMapping(path = "getSessionId") | 
|     @Transactional(rollbackFor = Exception.class) | 
|     @SsoAop() | 
|     public BaseResponse<Boolean> getSessionId(@RequestBody @Valid Code2Session code2Session, BindingResult bindingResult) throws Exception { | 
|         if(bindingResult != null && bindingResult.hasErrors()){ | 
|             return BaseResponseUtils.buildFail(Objects.requireNonNull(bindingResult.getFieldError()).getDefaultMessage()); | 
|         } | 
|   | 
|         Map<String, Object> queryParams = new HashMap<>(); | 
|         queryParams.put("appid", appid); | 
|         queryParams.put("secret", code2Session.getSecret()); | 
|         queryParams.put("js_code", code2Session.getJs_code()); | 
|         queryParams.put("grant_type", grantType); | 
|         Map<String, String> headerParams = new HashMap<>(); | 
|         JSONObject job = restTemplateUtil.get(loginUrl, queryParams, headerParams); | 
|   | 
|         if(job.getLong("errcode") != null && job.getLong("errcode") >= -1) { | 
|             return BaseResponseUtils.buildFail("登录凭证校验失败"); | 
|         } | 
|   | 
|         String openid = job.getString("openid"); | 
|         String sessionKey = job.getString("session_key"); | 
|   | 
|         // 检验登录态 | 
|         //JSONObject checkSessionKey = payHelper.checkSessionKey(appid, secret, openid, sessionKey); | 
|         //if(checkSessionKey != null) { | 
|         //    Integer errcode = checkSessionKey.getInteger("errcode"); | 
|         //    String errmsg = checkSessionKey.getString("errmsg"); | 
|         //} | 
|   | 
|         // 重置登录态 | 
|         //JSONObject resetUserSessionKey = payHelper.resetUserSessionKey(appid, secret, openid, sessionKey); | 
|         //if(resetUserSessionKey != null) { | 
|         //    Integer errcode = checkSessionKey.getInteger("errcode"); | 
|         //    String errmsg = checkSessionKey.getString("errmsg"); | 
|         //    String openid_New = checkSessionKey.getString("openid"); | 
|         //    String sessionKey_New = checkSessionKey.getString("session_key"); | 
|         //} | 
|   | 
|         // 添加登录态记录 | 
|         SeWebchatLogonState po = new SeWebchatLogonState(); | 
|         po.setOpenId(openid); | 
|         po.setSessionKey(sessionKey); | 
|         Date createTime = new Date(); | 
|         po.setCreateTime(createTime); | 
|         Long id = paymentSv.insert(po); | 
|         if(id == null || id <= 0) { | 
|             return BaseResponseUtils.buildFail("登录态记录添加失败"); | 
|         } | 
|         String SessionId = String.valueOf(id); | 
|   | 
|         return BaseResponseUtils.buildSuccess(SessionId) ; | 
|     } | 
|   | 
|     /** | 
|      * 下载微信支付平台证书 测试完废除 | 
|      * @return | 
|      * @throws Exception | 
|      */ | 
|     @Operation(summary = "下载平台证书", description = "下载平台证书") | 
|     @ApiResponses(value = { | 
|             @ApiResponse( | 
|                     responseCode = ResultCodeMsg.RsCode.SUCCESS_CODE, | 
|                     description = "操作结果:true:成功,false:失败(BaseResponse.content)", | 
|                     content = {@Content(mediaType = MediaType.APPLICATION_JSON_VALUE, | 
|                             schema = @Schema(implementation = Boolean.class))} | 
|             ) | 
|     }) | 
|     @GetMapping(path = "certificates") | 
|     @Transactional(rollbackFor = Exception.class) | 
|     @SsoAop() | 
|     public BaseResponse<Boolean> certificates() throws Exception { | 
|         String method = "GET"; | 
|         String httpUrl = "/v3/certificates"; | 
|         String nonceStr = payHelper.generateRandomString(); | 
|         Long timestamp = System.currentTimeMillis() / 1000; | 
|   | 
|         String header = schema + " " + payHelper.getToken(method, httpUrl, "", nonceStr, timestamp, privateCertFileName); | 
|   | 
|         Map<String, String> headers = new HashMap<>(); | 
|         headers.put("Authorization", header); | 
|         headers.put("Accept", "application/json"); | 
|         JSONObject job_result = restTemplateUtil.getHeaders(PayInfo.certificates,null, headers); | 
|         JSONObject job_headers = job_result.getJSONObject("headers"); | 
|         String wechatpayNonce = job_headers.getJSONArray("Wechatpay-Nonce").getString(0); | 
|         String wechatpaySerial = job_headers.getJSONArray("Wechatpay-Serial").getString(0); | 
|         String wechatpaySignature = job_headers.getJSONArray("Wechatpay-Signature").getString(0); | 
|         String wechatpaySignatureType = job_headers.getJSONArray("Wechatpay-Signature-Type").getString(0); | 
|         String wechatpayTimestamp = job_headers.getJSONArray("Wechatpay-Timestamp").getString(0); | 
|   | 
|         JSONObject job_body = job_result.getJSONObject("body"); | 
|   | 
|         // 构造验签名串 | 
|         String signatureStr = payHelper.responseSign(wechatpayTimestamp, wechatpayNonce, job_body.toJSONString()); | 
|         // 验证签名 | 
|         Boolean valid = payHelper.responseSignVerify(wechatpaySerial, signatureStr, wechatpaySignature); | 
|   | 
|         return BaseResponseUtils.buildSuccess(); | 
|     } | 
|   | 
|     /** | 
|      * JSAPI下单 | 
|      * @param order 下单请求对象,包含需要传入的参数 | 
|      * @param bindingResult | 
|      * @return | 
|      */ | 
|     @Operation(summary = "JSAPI下单", description = "JSAPI下单") | 
|     @ApiResponses(value = { | 
|             @ApiResponse( | 
|                     responseCode = ResultCodeMsg.RsCode.SUCCESS_CODE, | 
|                     description = "操作结果:true:成功,false:失败(BaseResponse.content)", | 
|                     content = {@Content(mediaType = MediaType.APPLICATION_JSON_VALUE, | 
|                             schema = @Schema(implementation = Boolean.class))} | 
|             ) | 
|     }) | 
|     @PostMapping(path = "placeOrder") | 
|     @Transactional(rollbackFor = Exception.class) | 
|     @SsoAop() | 
|     public BaseResponse<Boolean> placeOrder(@RequestBody @Valid DtoOrder order, BindingResult bindingResult) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidKeySpecException, IOException, SignatureException, InvalidKeyException { | 
|         if(bindingResult != null && bindingResult.hasErrors()){ | 
|             return BaseResponseUtils.buildFail(Objects.requireNonNull(bindingResult.getFieldError()).getDefaultMessage()); | 
|         } | 
|         // 接收参数:登录态ID、农户ID、虚拟卡ID、充值金额 | 
|         String sessionId = order.getSessionId(); | 
|         Long virtualId = order.getVirtualId(); | 
|         Integer rechargeAmount = order.getRechargeAmount(); | 
|   | 
|         String prepayId = ""; | 
|         SeWebchatLogonState po = paymentSv.selectOne(Long.parseLong(sessionId)); | 
|         String openid = po.getOpenId(); | 
|   | 
|         SeVirtualCard seVirtualCard = virtualCardSv.selectVirtuCardById(virtualId); | 
|         Long clientId = seVirtualCard.getClientId(); | 
|   | 
|         VoClient voClient = clientSv.getOneClient(clientId); | 
|         String clientNum = voClient.getClientNum(); | 
|   | 
|         // 生成订单号并添加充值记录 | 
|         SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmmssSSS"); | 
|         String orderNumber = clientNum + dateFormat.format(new Date()); | 
|   | 
|         // 生成虚拟卡充值记录(部分字段) | 
|         DtoVirtualCard virtualCard = new DtoVirtualCard(); | 
|         virtualCard.setOrderNumber(orderNumber); | 
|         virtualCard.setClientId(clientId); | 
|         virtualCard.setVirtualId(virtualId); | 
|         virtualCard.setRechargeAmount(rechargeAmount); | 
|         BaseResponse result = virtualCardSv.insertVCRecharge(virtualCard); | 
|         if(!result.getCode().equals("0001")) { | 
|             return BaseResponseUtils.buildFail(SellResultCode.RECHARGE_ADD_FAIL.getMessage()); | 
|         } | 
|   | 
|         JSONObject job_body = new JSONObject(); | 
|         job_body.put("appid", appid); | 
|         job_body.put("mchid", mchid); | 
|         job_body.put("description", description); | 
|         job_body.put("out_trade_no", orderNumber); | 
|         job_body.put("notify_url", notifyUrl); | 
|   | 
|         //订单金额 | 
|         JSONObject job_amount = new JSONObject(); | 
|         job_amount.put("total", 1); | 
|         job_amount.put("currency", "CNY"); | 
|         job_body.put("amount", job_amount); | 
|   | 
|         //支付者 | 
|         JSONObject job_payer = new JSONObject(); | 
|         job_payer.put("openid", openid); | 
|         job_body.put("payer", job_payer); | 
|   | 
|         // 获取随机串和时间戳,放在此处以保证 | 
|         String nonceStr = payHelper.generateRandomString(); | 
|         Long timestamp = System.currentTimeMillis() / 1000; | 
|   | 
|         String method = "POST"; | 
|         String httpUrl = "/v3/pay/transactions/jsapi"; | 
|   | 
|         String body = job_body.toJSONString(); | 
|         String header = schema + " " + payHelper.getToken(method, httpUrl, body, nonceStr, timestamp, privateCertFileName); | 
|   | 
|         Map<String, String> headers = new HashMap<>(); | 
|         headers.put("Authorization", header); | 
|         headers.put("Accept", "application/json"); | 
|         headers.put("Content-Type", "application/json"); | 
|   | 
|         // 暂时注释掉,认证通过后再放开 | 
|         //JSONObject job_result = restTemplateUtil.post(PayInfo.orderUrl, body, headers); | 
|         //if(job_result != null) { | 
|         //    System.out.println(job_result.toString()); | 
|         //    prepayId = job_result.getString("prepay_id"); | 
|         //} | 
|   | 
|         return BaseResponseUtils.buildSuccess(prepayId) ; | 
|     } | 
|   | 
|     /** | 
|      * 支付通知/退款结果通知 | 
|      * @param headers | 
|      * @param orderNotify | 
|      * @param response | 
|      * @return | 
|      * @throws IOException | 
|      * @throws GeneralSecurityException | 
|      */ | 
|     @Operation(summary = "支付通知", description = "支付通知") | 
|     @ApiResponses(value = { | 
|             @ApiResponse( | 
|                     responseCode = ResultCodeMsg.RsCode.SUCCESS_CODE, | 
|                     description = "操作结果:true:成功,false:失败(BaseResponse.content)", | 
|                     content = {@Content(mediaType = MediaType.APPLICATION_JSON_VALUE, | 
|                             schema = @Schema(implementation = Boolean.class))} | 
|             ) | 
|     }) | 
|     @PostMapping(path = "orderNotify", consumes = MediaType.APPLICATION_JSON_VALUE) | 
|     @Transactional(rollbackFor = Exception.class) | 
|     @SsoAop() | 
|     public JSONObject orderNotify(@RequestHeader HttpHeaders headers, @RequestBody OrderNotify orderNotify, HttpServletResponse response) throws IOException, GeneralSecurityException { | 
|         JSONObject result = new JSONObject(); | 
|   | 
|         /** | 
|          * 1.验签处理 | 
|          *      从header中取出4个子参数,同时取出body | 
|          *      验时间差,超过5分钟的不处理 | 
|          *      验证签名 | 
|          *      验证书序列号,必须与某一个证书的序列号一致 | 
|          */ | 
|         String wechatpayNonce = String.valueOf(headers.get("Wechatpay-Nonce").get(0)); | 
|         String wechatpaySerial = String.valueOf(headers.get("Wechatpay-Serial").get(0)); | 
|         String wechatpaySignature = String.valueOf(headers.get("Wechatpay-Signature").get(0)); | 
|         String wechatpayTimestamp = String.valueOf(headers.get("Wechatpay-Timestamp").get(0)); | 
|         String bodyStr = JSONObject.toJSONString(orderNotify); | 
|   | 
|         // 验时间戳,时间差大于5分钟的拒绝 | 
|         Long timeDiff = (System.currentTimeMillis() / 1000 - Long.parseLong(wechatpayTimestamp))/60; | 
|         if(timeDiff > 5) { | 
|             response.setStatus(500); | 
|             result.put("code", "FAIL"); | 
|             result.put("message", "失败"); | 
|             return result; | 
|         } | 
|   | 
|         // 构造验签名串 | 
|         String signatureStr = payHelper.responseSign(wechatpayTimestamp, wechatpayNonce, bodyStr); | 
|         // 验证签名 | 
|         Boolean valid = payHelper.responseSignVerify(wechatpaySerial, signatureStr, wechatpaySignature); | 
|         if(!valid) { | 
|             response.setStatus(500); | 
|             result.put("code", "FAIL"); | 
|             result.put("message", "失败"); | 
|             return result; | 
|         } | 
|   | 
|         // 序列号验证要放在验签后,因为验签时可能会下载新的证书 | 
|         boolean SerialIsValid = false; | 
|         for (String key : payHelper.CERTIFICATE_MAP.keySet()) { | 
|             if(key.equals(wechatpaySerial)) { | 
|                 SerialIsValid = true; | 
|             } | 
|         } | 
|         if(!SerialIsValid) { | 
|             response.setStatus(500); | 
|             result.put("code", "FAIL"); | 
|             result.put("message", "失败"); | 
|             return result; | 
|         } | 
|   | 
|         /** | 
|          * 解密处理 | 
|          *      1 | 
|          */ | 
|         String eventType = orderNotify.getEvent_type(); | 
|   | 
|         if(eventType != null && eventType.equals("TRANSACTION.SUCCESS")) { | 
|             // 支付成功回调 | 
|             /** | 
|              * 支付成功的回调 | 
|              * 取出通知数据对象,继而取出解密所需的associatedData和nonce,以及密文ciphertext | 
|              * 解密ciphertext得到 | 
|              */ | 
|             OrderNotify.NotifyResource notifyResource = orderNotify.getResource(); | 
|             String associatedData = notifyResource.getAssociated_data(); | 
|             String nonce = notifyResource.getNonce(); | 
|             String ciphertext = notifyResource.getCiphertext(); | 
|   | 
|             String resource = AesUtil.decryptToString(PayInfo.key.getBytes("utf-8"), associatedData.getBytes("utf-8"), nonce.getBytes("utf-8"), ciphertext); | 
|             JSONObject job_resource = JSONObject.parseObject(resource); | 
|   | 
|             // 解密后取出:商户订单员、微信支付订单号、交易状态、支付完成时间 | 
|             String out_trade_no = job_resource.getString("out_trade_no"); | 
|             String transaction_id = job_resource.getString("transaction_id"); | 
|             String trade_state = job_resource.getString("trade_state"); | 
|             Date success_time = job_resource.getDate("success_time"); | 
|   | 
|             // 更新虚拟卡表及充值表响应字段 | 
|             BaseResponse result_ = virtualCardSv.updateVCRecharge(out_trade_no, success_time); | 
|             if(!result_.getCode().equals("0001")) { | 
|                 response.setStatus(500); | 
|                 result.put("code", "FAIL"); | 
|                 result.put("message", "失败"); | 
|                 return result; | 
|             } | 
|         } else if(eventType != null && eventType.equals("REFUND.SUCCESS")) { | 
|             // 退款成功后回调 | 
|             /** | 
|              * 退款成功的回调 | 
|              * 取出通知数据对象,继而取出解密所需的associatedData和nonce,以及密文ciphertext | 
|              * 解密ciphertext得到 | 
|              */ | 
|             OrderNotify.NotifyResource notifyResource = orderNotify.getResource(); | 
|             String associatedData = notifyResource.getAssociated_data(); | 
|             String nonce = notifyResource.getNonce(); | 
|             String ciphertext = notifyResource.getCiphertext(); | 
|   | 
|             String resource = AesUtil.decryptToString(PayInfo.key.getBytes("utf-8"), associatedData.getBytes("utf-8"), nonce.getBytes("utf-8"), ciphertext); | 
|             JSONObject job_resource = JSONObject.parseObject(resource); | 
|   | 
|             // 解密后取出:商户订单员、微信支付订单号、交易状态、支付完成时间 | 
|             String out_trade_no = job_resource.getString("out_trade_no"); | 
|             String transaction_id = job_resource.getString("transaction_id"); | 
|             String out_refund_no = job_resource.getString("out_refund_no"); | 
|             String refund_status = job_resource.getString("refund_status"); | 
|             Date success_time = job_resource.getDate("success_time"); | 
|             if(!refund_status.equals("SUCCESS")) { | 
|                 response.setStatus(500); | 
|                 result.put("code", "FAIL"); | 
|                 result.put("message", "失败"); | 
|                 return result; | 
|             } | 
|   | 
|             // 更新虚拟卡表及充值表响应字段 | 
|             SeVcRefundItem seVcRefundItem = new SeVcRefundItem(); | 
|             seVcRefundItem.setRefundTime(success_time); | 
|             seVcRefundItem.setRefundStatus(RefundItemStateENUM.REFUNDED.getCode()); | 
|             Integer rec = virtualCardSv.updateRefundItem(seVcRefundItem); | 
|             if(rec == null && rec <= 0) { | 
|                 response.setStatus(500); | 
|                 result.put("code", "FAIL"); | 
|                 result.put("message", "失败"); | 
|                 return result; | 
|             } | 
|   | 
|             // 根据退款单号反查退款ID,根据退款ID获取退款状态是未退款的记录数量,如果是0则说明全部退款完成,更新退款表状态为已退款,将退款后金额更新到虚拟卡表 | 
|             /** | 
|              * 根据退款通知接口返回的退款单号反查退款ID,查询该退款ID下未退款记录数量 | 
|              *      如果结果为0,则该退款已经完成 | 
|              *      1. 更新退款表状态为已退款 | 
|              *      2. 将退款后余额更新到虚拟卡表中 | 
|              */ | 
|             Integer noRefundedCount = virtualCardSv.getNoRefundedCount(out_refund_no); | 
|             if(noRefundedCount != null && noRefundedCount == 0) { | 
|                 // 获取退款对象并修改退款状态 | 
|                 Long refundId = virtualCardSv.getRefundIdByRefundNumber(out_refund_no); | 
|                 SeVcRefund seVcRefund = virtualCardSv.selectRefundByRefundId(refundId); | 
|                 seVcRefund.setRefundStatus(RefundStatusENUM.REFUNDED.getCode()); | 
|                 virtualCardSv.updateRefund(seVcRefund); | 
|   | 
|                 // 获取虚拟卡对象并修改余额、最后操作、最后操作时间 | 
|                 Long vcId = seVcRefund.getVcId(); | 
|                 Double afterRefund = seVcRefund.getAfterRefund(); | 
|                 SeVirtualCard seVirtualCard = virtualCardSv.selectVirtuCardById(vcId); | 
|                 seVirtualCard.setMoney(afterRefund); | 
|                 seVirtualCard.setLastOperate(LastOperateENUM.REFUND.getCode()); | 
|                 seVirtualCard.setLastOperateTime(new Date()); | 
|                 virtualCardSv.updateVirtualCard(seVirtualCard); | 
|             } | 
|         } | 
|   | 
|         // 通知应答 | 
|         response.setStatus(200); | 
|         result.put("code", "SUCCESS"); | 
|         result.put("message", "成功"); | 
|         return  result; | 
|     } | 
|   | 
|     /** | 
|      * 再次签名 | 
|      * @param prepayId 预支付交易会话标识 | 
|      * @return 小程序调起支付参数 | 
|      * @throws Exception | 
|      */ | 
|     @Operation(summary = "再次签名", description = "再次签名") | 
|     @ApiResponses(value = { | 
|             @ApiResponse( | 
|                     responseCode = ResultCodeMsg.RsCode.SUCCESS_CODE, | 
|                     description = "操作结果:true:成功,false:失败(BaseResponse.content)", | 
|                     content = {@Content(mediaType = MediaType.APPLICATION_JSON_VALUE, | 
|                             schema = @Schema(implementation = Boolean.class))} | 
|             ) | 
|     }) | 
|     @GetMapping(path = "/signAgain") | 
|     @Transactional(rollbackFor = Exception.class) | 
|     @SsoAop() | 
|     public BaseResponse<JSONObject> signAgain(@RequestParam("prepayId")  String prepayId) throws Exception { | 
|   | 
|         // 获取随机串和时间戳,放在此处以保证 | 
|         String appid = PayInfo.appid; | 
|         String timestamp = String.valueOf(System.currentTimeMillis() / 1000); | 
|         String nonceStr = payHelper.generateRandomString(); | 
|         String pkg = "prepay_id=" + prepayId; | 
|         String message = payHelper.buildMessage_signAgain(appid, timestamp, nonceStr, pkg); | 
|         String paySign = payHelper.sign(message.getBytes("utf-8"), privateCertFileName); | 
|   | 
|         JSONObject job_result = new JSONObject(); | 
|         job_result.put("timestamp", timestamp); | 
|         job_result.put("nonceStr", nonceStr); | 
|         job_result.put("package", pkg); | 
|         job_result.put("signType", signType); | 
|         job_result.put("paySign", paySign); | 
|   | 
|         return BaseResponseUtils.buildSuccess(job_result) ; | 
|     } | 
| } |