public IActionResult CreatePointOfInterest(int cityId,
[FromBody] PointsOfInterestsForCreationDto pointOfInterest)
{
if (pointOfInterest.Description == pointOfInterest.Name)
{
ModelState.AddModelError(
"Description",
"Name and description should be different."
);
}
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (!_cityInfoRepository.CityExists(cityId))
{
return(NotFound());
}
var finalPointOfInterest = _mapper.Map <Entities.PointOfInterest>(pointOfInterest);
_cityInfoRepository.AddPointOfInterestsForCity(cityId, finalPointOfInterest);
_cityInfoRepository.Save();
var createdPointOfInterest = _mapper.Map <PointsOfInterestDto>(finalPointOfInterest);
return(CreatedAtRoute(
"GetPointOfInterest",
new { cityId, id = createdPointOfInterest.Id },
createdPointOfInterest));
}
public IActionResult CreatePointOfInterest(int cityId,
[FromBody] PointsOfInterestsForCreationDto pointOfInterest)
{
//a problem that might occur is that the post request might not be deserialized into the point of interests for creation dto
// if it cant be deserialized then the point of interests parameter will be null
// for that we return a bad request because it's the consumer's error
if (pointOfInterest == null)
{
return(BadRequest());
}
// adding a custom error when adding the same text in both name and descr property
if (pointOfInterest.Description == pointOfInterest.Name)
{
ModelState.AddModelError("Description", "The provided Description should differ from the Name");
}
// if one of the properties does not adhere to our PointsofInterestsCreation model we send a bad request
if (!ModelState.IsValid)
{
//returning the ModelState to inform the client what went wrong
return(BadRequest(ModelState));
}
//the consumer might send a request to a resource URI that does not exists
//e.g. adding a point of interests to a non-existing city so we check for that
//and return not found if the city does not exists
var city = CitiesDataStore.Current.Cities.FirstOrDefault(c => c.Id == cityId);
if (city == null)
{
return(NotFound());
}
//new we can create the new point of interest
// *for now* we need to calculate the id for the new-to-be-created point of interest
// calculate the id by running through all the current point
//of interests accross cities and getting the heighest value
var maxPointOfInterest = CitiesDataStore.Current.Cities.SelectMany(p => p.PointOfInterests).Max(i => i.Id);
var newPointOfIntersst = new PointOfInterestsDto()
{
//we add one (1) and we use it when creating a new point of interest
Id = ++maxPointOfInterest,
Name = pointOfInterest.Name,
Description = pointOfInterest.Description
};
city.PointOfInterests.Add(newPointOfIntersst);
return(CreatedAtRoute("GetPointOfInterest", new
{
cityId = cityId,
pointId = newPointOfIntersst.Id
}, newPointOfIntersst));
}