public Promise Start(Student student, Activity activity, bool resetActivityState = false)
{
Promise promise = new Promise();
try
{
ActivityState activityState = null;
activityService.LoadActivityState(student.Id, activity.Id, true).ThenAs<ActivityState>((ActivityState state) =>
{
activityState = state;
if (resetActivityState || !activityState.CanResume)
{
// Generate a new trace ID for restarts or new games that don't have saved state
activityState.TraceId = Guid.NewGuid().ToString();
}
DebugLog.Info("Start activity!");
// startedEntry = TraceLog.Player(TraceLog.Action.Started, "Activity",
// "Name", activity.Name,
// "ActivityUri", activity.Uri,
// "IsComplete", activityState.IsComplete,
// "CanResume", activityState.CanResume,
// "Restart", resetActivityState,
// "StartDate", activityState.ModifiedDate.ToIso8601(),
// "Username", student.Username,
// "SubjectId", student.SubjectId,
// "TraceId", activityState.TraceId);
//
// if (activity.Uri.Contains("episode"))
// {
// LaunchEpisode(activityState, activity.Name, activity.Uri, resetActivityState);
// }
// else if (activity.Uri.Contains("assessment"))
// {
// LaunchAssessment(activityState, activity.Name, activity.Uri);
// }
// else if (activity.Uri.Contains("http"))
// {
// LaunchUrl(activityState, activity.Name, activity.Uri);
// }
// else
// {
// throw new Exception(String.Format("{0} has an unknown URI type: ", activity.Name, activity.Uri));
// }
promise.Resolve(viewModelFactory.Resolve<ActivityViewModel>(Resolve(activity.Uri), vm =>
{
vm.Activity = activity;
vm.ActivityState = activityState;
}));
// promise.Resolve(viewModelFactory.Resolve<WebActivityViewModel>(web =>
// {
// web.Title = "Web Browser Launched";
// web.Message = "Complete web viewer action for " + activity.Name;
// web.URL = "http://www.google.com";
// }));
return true;
})
.Catch((Exception e) =>
{
promise.Reject(e);
});
}
catch (Exception e)
{
promise.Reject(e);
}
return promise;
}
public void OnClicked(Activity activity)
{
ViewModel.StartActivity(activity);
}
public void StartActivity(Activity activity)
{
try
{
Contract.ArgumentNotNull("activity", activity);
DebugLog.Info("Started Activity {0}", activity.Name);
navigator.Reveal<ProgressIndicatorViewModel>().ThenAs<ProgressIndicatorViewModel>((ProgressIndicatorViewModel progressIndicatorViewModel) =>
{
ProgressIndicatorViewModel.ProgressInfo busyIndicator = progressIndicatorViewModel.Begin("Starting...");
activityLauncher.Start(sessionState.Student, activity, false)
.ThenAs<ViewModel>((ViewModel activityViewModel) =>
{
navigator.Transition(this, activityViewModel);
return true;
})
.Catch((Exception e) =>
{
navigator.Reveal<AlertViewModel>(alert =>
{
alert.Title = "Unable to start activity";
alert.Message = e.Message;
alert.Error = e;
alert.AlertDismissed += ((int index) => DebugLog.Info("Button {0} pressed", index));
});
}).Finally(() =>
{
busyIndicator.Dispose();
});
return true;
});
}
catch (Exception e)
{
navigator.Reveal<AlertViewModel>(alert =>
{
alert.Title = "Unable to start activity";
alert.Message = e.Message;
alert.Error = e;
});
}
}