风控提示验证码60之内，回来获取redis时刚好已经过了60s，则允许继续发送短信验证码，修改空指针异常

server/src/main/java/com/pica/cloud/account/account/server/service/impl/AuthCodeServiceImpl.java

@@ -108,13 +108,17 @@ public class AuthCodeServiceImpl implements AuthCodeService {
                             //  获取剩余秒数
                             String authCodeKey = Constants.AUTH_CODE_PREFIX + baseRequest.getFlag() + "-" + AESUtil.encryptV0(baseRequest.getMobile()) + "-secure";
                             Long time = cacheClient.get(authCodeKey, Long.class);
-                            int remainTime = 59 - (int) (System.currentTimeMillis() - time) / 1000;
-                            if (remainTime > 0) {
-                                throw new PicaWarnException(AccountExceptionEnum.PICA_RC_60_SECOND_LIMIT.getCode(),
-                                        AccountExceptionEnum.PICA_RC_60_SECOND_LIMIT.getMessage().replace("{remainTime}", String.valueOf(remainTime)));
+                            if(Objects.nonNull(time)) {
+                                int remainTime = 59 - (int) (System.currentTimeMillis() - time) / 1000;
+                                if (remainTime > 0) {
+                                    throw new PicaWarnException(AccountExceptionEnum.PICA_RC_60_SECOND_LIMIT.getCode(),
+                                            AccountExceptionEnum.PICA_RC_60_SECOND_LIMIT.getMessage().replace("{remainTime}", String.valueOf(remainTime)));
+                                }
+                            } else {
+                                //  刚好60秒缓存时间过去了，也允许发送短信验证码
                             }
                         } else {
-                            //  processCode=1(允许发送短信验证码)
+                            //  processCode equals "1" (允许发送短信验证码)
                         }
                     }
                 }