public CityUpdateModel(City city)
{
CountryCode = city.CountyCode;
StateId = city.StateId;
CityName = city.CityName;
NickName = city.NickName;
}
public City Update(City entity)
{
var errors = ValidateCityUpdate(entity);
if (!errors.Any())
{
entity = CityRepository.Update(entity);
return entity;
}
throw new ErrorException(errors);
}
public void Delete(City entity)
{
try
{
CityRepository.Delete(entity);
}
catch (Exception ex)
{
throw new ErrorException(new[] { new Error(string.Empty, ex.Message) });
}
}
public ActionResult Create(CityCreateModel model)
{
if (ModelState.IsValid)
{
try
{
var country = CountriesService.GetCountryByCountryCode(model.CountryCode);
var state = StatesService.GetStateByStateId(model.StateId);
if (country != null && state != null)
{
var city = new City()
{
CityName = model.CityName,
CountyCode = country.CountryCode,
NickName = model.NickName,
StateId = model.StateId,
State = state
};
city = CitiesService.Create(city);
this.FlashInfo(string.Format("City {0} was created successfully", city.CityName));
return RedirectToAction("Index");
}
}
catch (ErrorException errorException)
{
errorException.ToModelState(this);
return View(model);
}
catch (Exception ex)
{
ModelState.AddModelError("", ex.Message);
return View(model);
}
}
return View(model);
}
public CityDeleteModel(City city)
{
City = city;
}
IEnumerable<Error> BasicCityValidation(City entity)
{
if (entity.State == null)
yield return new Error("State");
if (string.IsNullOrEmpty(entity.CityName))
yield return new Error("CityName", "City Name is required.");
if (string.IsNullOrEmpty(entity.CityName))
yield return new Error("CityName", "City Name is required.");
}
IEnumerable<Error> ValidateUniquenessOfCityName(City entity)
{
if (entity.State.Cities.Any(c => c.CityName.Equals(entity.CityName, StringComparison.InvariantCultureIgnoreCase)))
yield return new Error("CityName", string.Format("The city name {0} is already used. Please try another", entity.CityName));
}
IEnumerable<Error> ValidateCityUpdate(City entity)
{
foreach (var error in BasicCityValidation(entity)) yield return error;
var oldCity = GetCityByCityId(entity.CityId);
if (!oldCity.CityName.Equals(entity.CityName, StringComparison.InvariantCultureIgnoreCase))
foreach (var error in ValidateUniquenessOfCityName(entity)) yield return error;
}
IEnumerable<Error> ValidateCityCreate(City entity)
{
foreach (var error in BasicCityValidation(entity)) yield return error;
foreach (var error in ValidateUniquenessOfCityName(entity)) yield return error;
}
