public async Task <ActionResult> Create(CreateSectionViewModel sectionViewModel) { var existingCode = await _sectionService.FindByCode(sectionViewModel.Code); if (existingCode == null) { var section = new CreateSectionDto { Code = sectionViewModel.Code, Class = sectionViewModel.Class, Period = sectionViewModel.Period, Professor = sectionViewModel.Professor, Students = sectionViewModel.Students }; await _sectionService.Create(section); return(Ok()); } else { return(BadRequest("Ya existe una seccion con este codigo")); } }