public void AddToSprint(Task task)
{
BacklogTasks.Remove(task);
task.SprintRelevant = true;
if (task.SprintPosition == null)
{
// Add it at the bottom of the ToDo tasks
task.SprintPosition = Positioning.Calculate(SprintTasks.Where(t => t.Status == Status.ToDo).LastOrDefault()?.Position, null);
DataAccess.UpdateTask(task);
}
else
{
DataAccess.UpdateTaskSprintRelevance(task);
}
for (int i = 0; i < SprintTasks.Count(); i++)
{
if (String.Compare(SprintTasks[i].SprintPosition, task.SprintPosition) >= 0)
{
SprintTasks.Insert(i, task);
ApplyFilters();
return;
}
}
SprintTasks.Add(task);
ApplyFilters();
Selected = task;
}
private void HandleReorder(Task task, int indexFrom, int indexTo)
{
string nextPos = BacklogTasksFiltered.ElementAtOrDefault(indexTo + 1)?.Position ?? Positioning.EndStop;
string prevPos = BacklogTasks.Where(t => String.Compare(nextPos, t.Position) >= 1).OrderBy(t => t.Position).LastOrDefault()?.Position ?? "a";
// if there are sprint tasks that would be below the previous (= above) element make sure that the new element is placed below those as well so that they end in a similar position once they are added to the backlog again
prevPos = SprintTasks.Where(t => String.Compare(t.Position, prevPos) >= 0 && String.Compare(t.Position, nextPos) < 0).OrderBy(t => t.Position).LastOrDefault()?.Position ?? prevPos;
task.Position = Positioning.Calculate(prevPos, nextPos);
DataAccess.UpdateTaskPosition(task);
}
private void HandleReorder(ObservableCollection <Task> sender, Task task, int index, bool save = true)
{
List <Task> collection = Tasks.Where(t => t.Status == task.Status).ToList();
string nextPos = sender.ElementAtOrDefault(index + 1)?.Position ?? Positioning.EndStop;
string prevPos = collection.Where(t => String.Compare(nextPos, t.Position) >= 0).OrderBy(t => t.Position).LastOrDefault()?.Position ?? "a";
task.Position = Positioning.Calculate(prevPos, nextPos);
if (save)
{
DataAccess.UpdateTaskPosition(task);
}
}
public async System.Threading.Tasks.Task CreateTask()
{
Task task = new Task()
{
Status = Status.ToDo,
SprintRelevant = false,
BoardID = 0,
Priority = Priority.Low,
Position = Positioning.Calculate(Positioning.Max(BacklogTasks.LastOrDefault()?.Position, SprintTasks.LastOrDefault()?.Position), null),
CreationDate = DateTime.Now
};
long id = await DataAccess.AddTask(task);
task.ID = id;
BacklogTasks.Add(task);
ApplyFilters();
Selected = task;
}
