public IActionResult GetStudentFinalGrades(int semester) { var userId = 0; if (Int32.TryParse(HeaderValueReader.GetUserId(Request), out userId)) { var grades = facultyService.GetStudentFinalGrades(userId, semester); return(Ok(mapper.Map <IEnumerable <FinalGradeModel> >(grades))); } return(BadRequest(new { message = "Something went wrong when trying to get student grades" })); }