protected override async Task OnInitializedAsync()
{
ResponsePlace obj = SearchEngineService._download_serialized_json_data <ResponsePlace>(searchPattern, true);
PlaceClass placeClass = new PlaceClass();
ResponsePlaces = placeClass.CreateList(obj);
//obj.'
if (ResponsePlaces.Count != 0)
{
ChangePlace(0);
}
var response = placeModelService.GetPlaceModels();
}
public async Task <Boolean> Download()
{
String _specifier = "#.##";
String _pointsRequest = "https://maps.googleapis.com/maps/api/place/nearbysearch/json?location=";
HttpResponseMessage response;
_pointsRequest += Position.Latitude.ToString(_specifier).Replace(",", ".") + "," +
Position.Longitude.ToString(_specifier).Replace(",", ".");
_pointsRequest += "&radius=5000&sensor=false&key=" + GooglePlusServer.Key;
//Create the Request URL for the routing service
Uri routeRequest = new Uri(_pointsRequest);
//Make a request and get the response
HttpClient client = new HttpClient();
try
{
response = await client.GetAsync(routeRequest);
}
catch (HttpRequestException)
{
return(false);
}
if (response.StatusCode != HttpStatusCode.OK)
{
return(false);
}
Stream inputStream = await response.Content.ReadAsStreamAsync();
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(ResponsePlace));
inputStream.Seek(0, SeekOrigin.Begin);
ResponsePlace r0 = new ResponsePlace();
r0 = ser.ReadObject(inputStream) as ResponsePlace;
if (r0 != null &&
r0.results != null &&
r0.results.Count() > 0 &&
r0.results[0].reference != null &&
r0.results[0].reference.Length > 0)
{
//second request
String _addressRequest = "https://maps.googleapis.com/maps/api/place/details/json?reference=";
_addressRequest += r0.results[0].reference;
_addressRequest += "&sensor=true&key=" + GooglePlusServer.Key;
routeRequest = new Uri(_addressRequest);
client = new HttpClient();
try
{
response = await client.GetAsync(routeRequest);
}
catch (HttpRequestException)
{
return(false);
}
Stream inputStreamAddress = await response.Content.ReadAsStreamAsync();
ser = new DataContractJsonSerializer(typeof(ResponseAddress));
inputStreamAddress.Seek(0, SeekOrigin.Begin);
ResponseAddress r1 = new ResponseAddress();
r1 = ser.ReadObject(inputStreamAddress) as ResponseAddress;
if (r1 != null &&
r1.result != null &&
r1.result.address_components != null &&
r1.result.address_components.Count() > 0)
{
foreach (AddressComp _comp in r1.result.address_components)
{
if (_comp.types[0].Equals("country"))
{
PictureInfos.Country = _comp.long_name;
PictureInfos.Code = _comp.short_name.ToLower();
PictureInfos.InfoPresent = true;
}
else if (_comp.types[0].Equals("administrative_area_level_1"))
{
PictureInfos.Region = _comp.short_name;
}
else if (_comp.types[0].Equals("locality"))
{
PictureInfos.City = _comp.long_name;
}
else if (_comp.types[0].Equals("administrative_area_level_2") && (PictureInfos.City == null))
{
PictureInfos.City = _comp.long_name;
}
else if (_comp.types[0].Equals("establishment"))
{
PictureInfos.Establishment = _comp.short_name;
}
}
}
}
return(PictureInfos.InfoPresent);
}
