/// <summary>
/// Converts a single Task Node Tree to a list of Tasks recursively
/// </summary>
/// <returns>A single tree in list form</returns>
/// <param name="tn">The starting task node</param>
/// <param name="tasks">The list to build off of</param>
public static List <Task> TaskTreeSingleToTaskList(TaskNode tn, List <Task> tasks)
{
foreach (TaskNode n in tn.Children)
{
tasks = TaskTreeSingleToTaskList(n, tasks);
}
tasks.Add(tn.AssociatedTask);
return(tasks);
}
/// <summary>
/// For each individual tree, this runs the Interaction Event through all tasks and their children recursively to check whether a task has been completed.
/// This first checks if a task's child nodes have all been completed, and only then runs the event through the tasks trigger function.
/// </summary>
/// <param name="evt">Evt.</param>
/// <param name="tn">Current task node</param>
/// <param name="doAll">True if trigger should be run regardless of whether task has already been completed once or not</param>
public bool UpdateTaskBranch(InteractionEvent evt, TaskNode tn, bool doAll)
{
bool allChildrenComplete = true;
foreach (TaskNode tchild in tn.Children)
{
allChildrenComplete &= (tchild.AssociatedTask.isComplete || UpdateTaskBranch(evt, tchild, doAll));
// if child not complete, and updating child doesn't complete the child, allChildrenComplete = false
}
if ((doAll || !tn.AssociatedTask.isComplete) &&
(allChildrenComplete && (tn.AssociatedTask.trigger == null || tn.AssociatedTask.trigger(evt))))
{
Debug.Log(string.Format("Task {0} complete", tn.AssociatedTask.name));
tn.AssociatedTask.isComplete = true;
tn.AssociatedTask.onComplete(evt);
return(true);
}
return(false);
}
