public async Task <IActionResult> CreateCityForCountry(int countryId, [FromBody] CityAddVM city)
{
if (city == null)
{
return(BadRequest());
}
// 验证
if (!ModelState.IsValid)
{
// 验证不通过时返回 422 状态，表示请求的格式没有问题，但是语义有错误，比如实体验证错误。
return(new UnprocessableEntityObjectResult(ModelState));
}
if (!await _countryRepository.CountryExistsAsync(countryId))
{
return(NotFound());
}
var cityModel = _mapper.Map <City>(city);
_cityRepository.AddCity(countryId, cityModel);
if (!await _unitOfWork.SaveAsync())
{
return(StatusCode(500, "添加数据失败"));
}
var cityVM = _mapper.Map <CityVM>(cityModel);
return(CreatedAtAction(nameof(GetCity), new { countryId, cityId = cityVM.Id }, cityVM));
}
public IActionResult Create(CityAddVM model)
{
if (ModelState.IsValid)
{
var country = _cityRepos.GetAll().FirstOrDefault(c => c.Name == model.Name);
if (country == null)
{
var result = _cityRepos.Create
(new City
{
Name = model.Name,
CountryId = model.CountryId,
DateCreate = DateTime.Now
});
}
return(RedirectToAction("Index"));
}
ModelState.AddModelError("", "Дані вказано не коректно");
return(View(model));
}
