/// <summary>
/// return groups of nannies acording to their distance
/// </summary>
/// <param name="mo"></param>
/// <returns></returns>
public IEnumerable <IGrouping <int, Nanny> > Distance(Mother mo, myEnum.TipeOfTravel tipeOfTravel)
{
IEnumerable <IGrouping <int, Nanny> > query = from nan in getListOfNannies()
group nan by CalculateDistance(tipeOfTravel, mo.searchArea, nan.Address) / 5;
return(query);
}
/// <summary>
/// calculate distance from source to destenation using google maps
/// </summary>
/// <param name="source"></param>
/// <param name="dest"></param>
/// <returns></returns>
///
public static int CalculateDistance(myEnum.TipeOfTravel tipeOfTravel, string source, string dest)
{
var drivingDirectionRequest = new DirectionsRequest
{
TravelMode = tipeOfTravel == myEnum.TipeOfTravel.walking ? TravelMode.Walking : TravelMode.Driving,
Origin = source,
Destination = dest,
};
DirectionsResponse drivingDirections = GoogleMaps.Directions.Query(drivingDirectionRequest);
Route route = drivingDirections.Routes.First();
Leg leg = route.Legs.First();
return(leg.Distance.Value);
}
