async Task <RequestObj> GetRequest(string path, HttpClient client)
{
RequestObj jsonObj = null;
HttpResponseMessage response = await client.GetAsync(path).ConfigureAwait(false);
if (response.IsSuccessStatusCode)
{
jsonObj = await response.Content.ReadAsAsync <RequestObj>();
}
return(jsonObj);
}
static async Task RunDataRetrieval(string address)
{
client.BaseAddress = new Uri(address);
try
{
RequestObj jsonObj = await GetRequest(address, client).ConfigureAwait(false);;
route = jsonObj.response.route[0];
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
async Task RunDataRetrieval(string address)
{
client.BaseAddress = new Uri(address);
try
{
RequestObj jsonObj = await GetRequest(address, client).ConfigureAwait(false);
_lat = jsonObj.results[0].geometry.location.lat;
_long = jsonObj.results[0].geometry.location.lng;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
public static Route Retrieve(string start_address, string end_address, string avoidances)
{
client = new HttpClient();
GeoCode geo = new GeoCode();
string startCoordinates = geo.Retrieve(start_address);
string endCoordinates = geo.Retrieve(end_address);
string avoidanceCoords = avoidances;
string appId = Keys.HEREAppID; //HERE api ID
string appCode = Keys.HEREAppCode; //HERE api Code
string baseaddress = "https://route.api.here.com/routing/7.2/calculateroute.json?app_id=" + appId + "&app_code=" + appCode + "&waypoint0=" + startCoordinates + "&waypoint1=" + endCoordinates + "&mode=fastest;pedestrian;traffic:disabled&avoidareas=" + avoidanceCoords;
WebRequest requestObject = WebRequest.Create(baseaddress);
requestObject.Method = "GET";
HttpWebResponse responseObject = null;
responseObject = (HttpWebResponse)requestObject.GetResponse();
string urlResult = null;
using (Stream stream = responseObject.GetResponseStream())
{
StreamReader sr = new StreamReader(stream);
urlResult = sr.ReadToEnd();
sr.Close();
}
Route route;
RequestObj jsonObj = JsonConvert.DeserializeObject <RequestObj>(urlResult);
try
{
route = jsonObj.response.route[0];
}
catch
{
return(null);
}
return(route);
}
