public SDKTests()
{
this.config = new BonsaiClientConfig(workspace: "9711cf50-5a25-4c4a-aa3a-2c75a2919165",
enableLogging: true);
this.client = new BonsaiClient(config);
}
/// <summary>
/// Run the Train or Assessment loop
/// </summary>
private static void TrainAndAssess()
{
int sequenceId = 1;
String workspaceName = GetWorkspace();
String accessKey = GetAccessKey();
BonsaiClientConfig bcConfig = new BonsaiClientConfig(workspaceName, accessKey);
BonsaiClient client = new BonsaiClient(bcConfig);
//the cartpole model
Model model = new Model();
// object that indicates if we have registered successfully
object registered = null;
string sessionId = "";
while (true)
{
// go through the registration process
if (registered == null)
{
var sessions = client.Session;
SimulatorInterface sim_interface = new SimulatorInterface();
sim_interface.Name = "Cartpole-CSharp";
sim_interface.Timeout = 60;
sim_interface.Capabilities = null;
// minimum required
sim_interface.SimulatorContext = bcConfig.SimulatorContext;
var registrationResponse = sessions.CreateWithHttpMessagesAsync(workspaceName, sim_interface).Result;
if (registrationResponse.Body.GetType() == typeof(SimulatorSessionResponse))
{
registered = registrationResponse;
SimulatorSessionResponse sessionResponse = registrationResponse.Body;
// this is required
sessionId = sessionResponse.SessionId;
}
Console.WriteLine(DateTime.Now + " - registered session " + sessionId);
}
else // now we are registered
{
Console.WriteLine(DateTime.Now + " - advancing " + sequenceId);
// build the SimulatorState object
SimulatorState simState = new SimulatorState();
simState.SequenceId = sequenceId; // required
simState.State = model.State; // required
simState.Halted = model.Halted; // required
try
{
// advance only returns an object, so we need to check what type of object
var response = client.Session.AdvanceWithHttpMessagesAsync(workspaceName, sessionId, simState).Result;
// if we get an error during advance
if (response.Body.GetType() == typeof(EventModel))
{
EventModel eventModel = (EventModel)response.Body;
Console.WriteLine(DateTime.Now + " - received event: " + eventModel.Type);
sequenceId = eventModel.SequenceId; // get the sequence from the result
// now check the type of event and handle accordingly
if (eventModel.Type == EventType.EpisodeStart)
{
Config config = new Config();
// use eventModel.EpisodeStart.Config to obtain values (not used in Cartpole)
model.Start(config);
}
else if (eventModel.Type == EventType.EpisodeStep)
{
Action action = new Action();
dynamic stepAction = eventModel.EpisodeStep.Action;
action.Command = stepAction.command.Value;
// move the model forward
model.Step(action);
}
else if (eventModel.Type == EventType.EpisodeFinish)
{
Console.WriteLine("Episode Finish");
}
else if (eventModel.Type == EventType.Idle)
{
Thread.Sleep(Convert.ToInt32(eventModel.Idle.CallbackTime) * 1000);
}
else if (eventModel.Type == EventType.Unregister)
{
try
{
client.Session.DeleteWithHttpMessagesAsync(workspaceName, sessionId).Wait();
}
catch (Exception ex)
{
Console.WriteLine("cannot unregister: " + ex.Message);
}
}
}
}
catch (Exception ex)
{
Console.WriteLine("Error occurred at " + DateTime.UtcNow + ":");
Console.WriteLine(ex.ToString());
Console.WriteLine("Simulation will now end");
Environment.Exit(0);
}
}
}
}
