public ActionResult ClosestLocation(int?countryId, float latitude, float longitude)
{
try
{
// If the country is not specified then use the current context.
var country = countryId == null ? ActivityContext.Location.Country : _locationQuery.GetCountry(countryId.Value);
// Get the closest locality.
var locality = _locationQuery.GetClosestLocality(country, new GeoCoordinates(latitude, longitude));
if (locality == null)
{
return(ResolveLocation(countryId, null));
}
// Return the first postal suburb in the first postal code.
LocationReference locationReference;
var postalCodes = _locationQuery.GetPostalCodes(locality).OrderBy(pc => pc.Postcode).ToList();
if (postalCodes.Count == 0)
{
locationReference = new LocationReference(locality);
return(ResolveLocation(locationReference.ToString(), locationReference.ToString()));
}
var postalSuburbs = _locationQuery.GetPostalSuburbs(postalCodes[0]).OrderBy(ps => ps.Name).ToList();
if (postalSuburbs.Count == 0)
{
locationReference = new LocationReference(postalCodes[0]);
return(ResolveLocation(locationReference.ToString(), locationReference.ToString()));
}
locationReference = new LocationReference(postalSuburbs[0]);
return(ResolveLocation(locationReference.ToString(), locationReference.ToString()));
}
catch (Exception)
{
return(ResolveLocation(countryId, null));
}
}
private void TestClosest(Country country, float latitude, float longitude, string expectedName)
{
Assert.AreEqual(expectedName, _locationQuery.GetClosestLocality(country, new GeoCoordinates(latitude, longitude)).Name);
}