public ActionResult <ApplicationExistedViewModel> AddApplication([FromBody] AddApplicationViewModel applicationView)
 {
     try
     {
         string id                     = User.GetUserId();
         var    studentId              = _studentService.GetStudentByUserId(id).Id;
         var    application            = ApplicationMapper.ToActualObjectWithStudentId(applicationView, studentId);
         var    addApplicationResponse = _applicationService.AddApplication(application);
         var    applicationExisted     = new ApplicationExistedViewModel()
         {
             ApplicationExisted = addApplicationResponse
         };
         return(Ok(applicationExisted));
     }
     catch (Exception e)
     {
         return(BadRequest(e));
     }
 }