feat：12月活动

mec-student/src/main/java/com/ym/mec/student/controller/DegreeController.java

@@ -30,6 +30,8 @@ import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.transaction.annotation.Isolation;
+import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.*;
@@ -95,6 +97,22 @@ public class DegreeController extends BaseController {
         return degreeRegistrationService.pay(degreeRegistration);
     }
 
+    @ApiOperation(value = "考级报名检查")
+    @PostMapping("/check")
+    @Transactional(isolation = Isolation.READ_COMMITTED)
+    public HttpResponseResult check(@RequestBody DegreeRegistrationActivityDto degreeRegistration) throws Exception {
+        SysUser user = sysUserFeignService.queryUserInfo();
+        if(Objects.isNull(user)){
+            return failed(HttpStatus.FORBIDDEN,"请登录");
+        }
+        degreeRegistration.setUserId(user.getId());
+        studentDao.getLocked(degreeRegistration.getUserId());
+        DegreeRegistration degree = degreeRegistrationDao.getWithSubjectAndLevel(degreeRegistration);
+        if(Objects.nonNull(degree) && degree.getStatus().equals(2)){
+            return failed(HttpStatus.CREATED, "您已报考过选择的考级项目");
+        }
+        return succeed();
+    }
 
     @ApiOperation(value = "查询收费列表")
     @GetMapping("/queryList")