public IDistanceMatrixData GetDistanceMatrix(IEnumerable <string> locations, TravelMode travelMode)
{
_activeDistanceMatrixConfiguration.Destinations = _activeDistanceMatrixConfiguration.Origins = locations.ToArray();
_activeDistanceMatrixConfiguration.TravelMode = _activeDistanceMatrixConfiguration.TravelMode;
DistanceMatrixResponse response = new DistanceMatrixResponse()
{
Origin_Addresses = Array.Empty <string>(),
Destination_Addresses = Array.Empty <string>(),
Rows = Array.Empty <Row>(),
};
if (locations.Count() < MAX_REQUEST_DESTINATIONS_COUNT)
{
var requests = BuildRequests(locations, _activeDistanceMatrixConfiguration);
requests.ForEach(async request =>
{
var res = await HttpRequest.Post <DistanceMatrixResponse>(request);
response = response.Merge(res);
});
}
else
{
throw new ArgumentException("MAX_REQUEST_DESTINATIONS_COUNT value exceeded");
}
return(new DistanceMatrixData(response));
}
public DistanceMatrixResponse Merge(DistanceMatrixResponse response)
{
Status = response.Status;
Origin_Addresses = Origin_Addresses.Concat(response.Origin_Addresses).ToArray();
Destination_Addresses = Destination_Addresses.Concat(response.Destination_Addresses).ToArray();
Rows = Rows.Concat(response.Rows).ToArray();
return(this);
}
public DistanceMatrixData(DistanceMatrixResponse response)
{
Waypoints = response.Origin_Addresses;
var elementsCount = response.Rows.First().Elements.Length;
DurationMatrix = new int[elementsCount][];
DistanceMatrix = new int[elementsCount][];
for (int i = 0; i < elementsCount; i++)
{
DurationMatrix[i] = response.Rows[i].Elements.Select(element => element.Duration.Value).ToArray();
DistanceMatrix[i] = response.Rows[i].Elements.Select(element => element.Distance.Value).ToArray();
}
}
