public override async void ViewWillAppear(bool animated)
{
base.ViewWillAppear(animated);
// Load this activity's progress from the database if available
ActivityProgress progress = (await GetDatabaseManager()).GetProgress(DisplayedActivity);
List <AppTask> appTasks = null;
if (progress != null)
{
appTasks = JsonConvert.DeserializeObject <List <AppTask> >(progress.AppTaskJson,
new JsonSerializerSettings {
TypeNameHandling = TypeNameHandling.Auto
});
}
if (appTasks == null)
{
appTasks = new List <AppTask>();
foreach (LearningTask t in DisplayedActivity.LearningTasks)
{
appTasks.Add(new AppTask(t));
}
}
TaskViewSource source = new TaskViewSource(DisplayedActivity, appTasks, StartTask, ResultClicked, NameEdit);
source.enteredName = progress?.EnteredUsername;
TableView.Source = source;
hiddenChildren = new Dictionary <int, List <AppTask> >();
AppTask[] temp = appTasks.ToArray();
foreach (AppTask parent in temp)
{
if (parent.TaskType.IdName == "INFO")
{
parent.IsCompleted = true;
}
if (parent.ChildAppTasks?.Count > 0)
{
hiddenChildren.Add(parent.Id, parent.ChildAppTasks);
CheckForChildren(appTasks.IndexOf(parent));
}
}
TableView.ReloadData();
if (!loaded)
{
var suppress = PrepActivityFiles();
}
}
private async Task SaveProgress()
{
TaskViewSource source = ((TaskViewSource)TableView.Source);
(await GetDatabaseManager()).SaveActivityProgress(DisplayedActivity, source.Rows, source.enteredName);
}
