public Task Import(Stream xmlData, bool append)
{
return(Task.Run(() =>
{
var import = EntitySerializer.Deserialize <ToDoItem[]>(xmlData);
if (append)
{
_db.Todo.Save(import);
}
else
{
_db.Todo.DeleteAll();
_db.Todo.Save(import);
}
_application.CurrentDispatcher.Invoke(() =>
{
Pending.Clear();
Pending.AddRange(_db.Todo.GetUncompleted());
Completed.Clear();
Completed.AddRange(_db.Todo.GetCompleteded());
});
}));
}