/// <inheritdoc/>
public Task <LaunchConfiguration> GetLaunchConfigurationAsync(ScalingGroupId groupId, CancellationToken cancellationToken)
{
if (groupId == null)
{
throw new ArgumentNullException("groupId");
}
UriTemplate template = new UriTemplate("/groups/{groupId}/launch");
var parameters = new Dictionary <string, string> {
{ "groupId", groupId.Value }
};
Func <Task <Tuple <IdentityToken, Uri> >, HttpWebRequest> prepareRequest =
PrepareRequestAsyncFunc(HttpMethod.GET, template, parameters);
Func <Task <HttpWebRequest>, Task <JObject> > requestResource =
GetResponseAsyncFunc <JObject>(cancellationToken);
Func <Task <JObject>, LaunchConfiguration> resultSelector =
task =>
{
JObject result = task.Result;
if (result == null)
{
return(null);
}
JObject valueToken = result["launchConfiguration"] as JObject;
if (valueToken == null)
{
return(null);
}
return(LaunchConfiguration.FromJObject(valueToken));
};
return(AuthenticateServiceAsync(cancellationToken)
.Select(prepareRequest)
.Then(requestResource)
.Select(resultSelector));
}
