public IActionResult UpdateCity(int id, [FromBody] CityForUpdateDTO cityUpdate)
{
var cityModel = CityDataStore.Current.Cities.FirstOrDefault(c => c.Id == id);
if (cityModel == null)
{
return(NotFound());
}
cityModel.Name = cityUpdate.Name;
cityModel.Description = cityUpdate.Description;
return(NoContent());
}
public IActionResult UpdateCity(int Id, [FromBody] CityForUpdateDTO city)
{
// for repeated validations use Fluent Validation
Debug.WriteLine("update city initiated");
//deserialise the frombody data and use to create city
if (city == null)
{
return(BadRequest());
}
//[maxlength] in DTOs these are data annotation attributes which are contained in ModelState dictionary
//these are used for data validation, if not valid they will make ModelState invalid
//in that case body can not be deserialized
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (!_cityInfoRepository.CityExists(Id))
{
return(NotFound());
}
var cityToUpdate = _cityInfoRepository.GetCity(Id);
if (cityToUpdate == null)
{
return(NotFound());
}
//this overload Map method of Mapper copies the source object content (1st param) into the destination object (2nd param)
//which is what is required to update the content entity
AutoMapper.Mapper.Map(city, cityToUpdate);
//On saving Context, the reference object cityUpdate is automatically populated
if (!_cityInfoRepository.Save())
{
return(StatusCode(500, "Error updating city"));
}
return(NoContent());
}