public static async Task <Point> GeocodeAsync(string location, GeocodingApi apiType)
{
Point result;
switch (apiType)
{
case GeocodingApi.Yandex:
var codingResult = await YandexGeocoder.GeocodeAsync(location);
if (!codingResult.Any())
{
return(null);
}
var firstPoint = codingResult.First().Point;
result = new Point
{
Latitude = firstPoint.Latitude,
Longitude = firstPoint.Longitude
};
break;
case GeocodingApi.Google:
var geocoder = new GoogleGeocoder();
lock (KeyLock)
{
if (!string.IsNullOrEmpty(_googleApiKey))
{
geocoder.ApiKey = _googleApiKey;
}
}
IEnumerable <GoogleAddress> addresses;
try
{
addresses = await geocoder.GeocodeAsync(location);
}
catch (Exception ex)
{
Logger.LogException("GOOGLE GEO", LogLevel.Debug, ex);
return(null);
}
var firstAddress = addresses?.FirstOrDefault();
if (firstAddress == null)
{
return(null);
}
result = new Point
{
Latitude = firstAddress.Coordinates.Latitude,
Longitude = firstAddress.Coordinates.Longitude
};
break;
default:
throw new ArgumentOutOfRangeException(nameof(apiType), apiType, null);
}
return(result);
}
public static void SetApiKey(string key, GeocodingApi apiType)
{
if (string.IsNullOrEmpty(key))
{
return;
}
switch (apiType)
{
case GeocodingApi.Yandex:
YandexApiKey = key;
break;
case GeocodingApi.Google:
GoogleApiKey = key;
break;
default:
throw new ArgumentOutOfRangeException(nameof(apiType), apiType, null);
}
}
public void Init()
{
instance = new GeocodingApi();
}
