public IActionResult AddCommentTeacher(CommentTeacherViewModel commentTeacherViewModel) { if (!ModelState.IsValid) { return(Content(JsonConvert.SerializeObject("Not valid"))); } commentTeacherViewModel.UserId = Convert.ToInt32(_signInManager.UserManager.GetUserId(User)); _commentService.AddCommentTeacher(_mapper.Map <CommentTeacherViewModel, CommentTeacherDto>(commentTeacherViewModel)); return(RedirectToAction("AddComment")); }