public async Task <IActionResult> DeleteMessage(int id, int userId) { if (userId != int.Parse(User.FindFirst(ClaimTypes.NameIdentifier).Value)) { return(Unauthorized()); } var messageFromRepo = await _repo.GetMessage(id); if (messageFromRepo.SenderId == userId) { messageFromRepo.SenderDeleted = true; } if (messageFromRepo.RecipientId == userId) { messageFromRepo.RecipientDeleted = true; } if (messageFromRepo.SenderDeleted && messageFromRepo.RecipientDeleted) { _repo.Delete(messageFromRepo); } if (await _repo.SaveAll()) { return(NoContent()); } throw new Exception("Error deleting the message"); }