public void GetLatLong(string locationStr, out decimal?lat, out decimal?lng)
        {
            locationStr = HttpContext.Current.Server.UrlEncode(locationStr);
            lat         = null;
            lng         = null;
            GeoCode geoCode;

            try
            {
                HttpClient          client   = new HttpClient();
                HttpResponseMessage response = client.GetAsync("https://maps.google.com/maps/api/geocode/json?key=" + AppConstants.GoogleMapKey + "&address=" + locationStr).Result;

                response.EnsureSuccessStatusCode();
                string responseBody = response.Content.ReadAsStringAsync().Result;

                geoCode = JsonConvert.DeserializeObject <GeoCode>(responseBody);
                Result resultFirstOrDefault = geoCode.results?.FirstOrDefault();
                if (resultFirstOrDefault != null)
                {
                    lat = resultFirstOrDefault.geometry.location.lat;
                    lng = resultFirstOrDefault.geometry.location.lng;
                }
            }
            catch (System.Exception ex)
            {
                geoCode = new GeoCode();
            }
        }
        public void GetLatLongResult(string locationStr, out Result resultFirstOrDefault)
        {
            locationStr = HttpContext.Current.Server.UrlEncode(locationStr);

            resultFirstOrDefault = null;

            GeoCode geoCode;

            try
            {
                using (GenericRestHttpClient <GeoCode, string> memberClient
                           = new GenericRestHttpClient <GeoCode, string>("https://maps.google.com",
                                                                         "/maps/api/geocode/json?key=" + AppConstants.GoogleMapKey + "&address=" + locationStr, null)) //AIzaSyBIoVMQPWUr5IjMi5f3mexwOhCA17d093A
                {
                    geoCode = AsyncContext.Run(() => memberClient.GetAsync());

                    resultFirstOrDefault = geoCode.results?.FirstOrDefault();
                }
            }
            catch (System.Exception ex)
            {
                geoCode = new GeoCode();
            }
        }