public async Task <IActionResult> addComentario(int id, FullPublicacionViewModel viewModel) { if (viewModel.Comentario != null) { var usuario = await _context.Usuario.FirstOrDefaultAsync(c => c.UserName == User.Identity.Name); if (await _repository.AddComentario(usuario.Foto, User.Identity.Name, id, viewModel)) { return(RedirectToAction("Index", new { id = id })); } } return(RedirectToAction("Index", new { id = id })); }