private async Task TrackTaskExecution(TaskBase latestTask, bool settingChanged = false)
{
var item = ActiveListCollection.Where(x => x.Task.Guid == latestTask.Guid).First();
ActiveTestsResultsView.SelectedItem = item;
ActiveTestsView.SelectedItem = item;
FollowOutput = true;
// Ensure the running task has changed before updating UI
if (settingChanged || (_selectedTaskGuid != latestTask.Guid))
{
// Prepare result preview
_selectedTaskGuid = latestTask.Guid;
await ResultsPageEmbedded.SetupForTask(latestTask).ConfigureAwait(true);
// Make result preview visible
ResultsPreviewScrollView.Visibility = Visibility.Visible;
ResultsPreviewTaskName.Visibility = Visibility.Visible;
ResultsPreviewTaskName.Text = latestTask.Name;
LayoutRoot.RowDefinitions.Last().Height = new GridLength(1, GridUnitType.Star);
LayoutRoot.RowDefinitions[2].Height = GridLength.Auto;
EnsureSelectedIndexVisible(ActiveTestsView, TestsScrollView);
}
}
private async void OnUpdatedTaskListAsync(object source, ServerPollerEventArgs e)
{
if (e.Result != null)
{
TaskList list = (TaskList)e.Result;
var taskArray = list.Tasks.ToArray();
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
try
{
LoadingTasksRing.IsActive = false;
if (taskArray.Length == 0)
{
// No Tasks exist, clear everything
ActiveListCollection.Clear();
return;
}
for (int i = 0; i < taskArray.Length; i++)
{
// Determine the template to use. Do here since it depends on the status of the list, not only the Task
var newTask = taskArray[i];
var newTemplate = (((list.TaskListStatus != TaskStatus.Running) &&
(list.TaskListStatus != TaskStatus.RunPending)) &&
(newTask.LatestTaskRunPassed != null) &&
(newTask.LatestTaskRunPassed == false)) ? TaskViewTemplate.WithRetryButton : TaskViewTemplate.Normal;
// Update the ActiveListCollection
try
{
if (i == ActiveListCollection.Count)
{
ActiveListCollection.Insert(i, new TaskBaseWithTemplate(newTask, newTemplate));
}
else if (!ActiveListCollection[i].Task.Equals(newTask))
{
// force template reselection
ActiveListCollection[i] = new TaskBaseWithTemplate(newTask, newTemplate);
}
}
catch (ArgumentOutOfRangeException ex)
{
Debug.WriteLine(ex.AllExceptionsToString());
}
}
if (_trackExecution)
{
// Show mini window with latest output
var latestTask = taskArray.Where(x => x.LatestTaskRunStatus == TaskStatus.Running).DefaultIfEmpty(null).LastOrDefault();
if (latestTask == null)
{
latestTask = taskArray.Where(x => x.LatestTaskRunStatus == TaskStatus.RunPending).DefaultIfEmpty(null).FirstOrDefault();
}
if (latestTask != null)
{
// Select the running task
var item = ActiveListCollection.Where(x => x.Task.Guid == latestTask.Guid).First();
ActiveTestsResultsView.SelectedItem = item;
ActiveTestsView.SelectedItem = item;
FollowOutput = true;
// Ensure the running task has changed before updating UI
if (_selectedTaskGuid != latestTask.Guid)
{
// Prepare result preview
_selectedTaskGuid = latestTask.Guid;
await ResultsPageEmbedded.SetupForTask(latestTask);
// Make result preview visible
ResultsPreviewScrollView.Visibility = Visibility.Visible;
ResultsPreviewTaskName.Visibility = Visibility.Visible;
ResultsPreviewTaskName.Text = latestTask.Name;
LayoutRoot.RowDefinitions.Last().Height = new GridLength(1, GridUnitType.Star);
LayoutRoot.RowDefinitions[2].Height = GridLength.Auto;
EnsureSelectedIndexVisible(ActiveTestsView, TestsScrollView);
}
}
else if (!TaskListCollection.Any(x => (x.Guid != _selectedTaskListGuid) && (x.IsRunningOrPending)))
{
// No more tasks are queued to run. Hide preview.
_selectedTaskGuid = Guid.Empty;
EndTrackExecution();
}
}
// Prune non-existent Tasks
int j = taskArray.Length;
while (ActiveListCollection.Count > taskArray.Length)
{
ActiveListCollection.RemoveAt(j);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.AllExceptionsToString());
}
});
}
else
{
// No Tasks exist, clear everything
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
LoadingTasksRing.IsActive = false;
ActiveListCollection.Clear();
});
}
}