protected ProcessResult ProcessChildren(TriggerObject trigObject)
{
ProcessResult lastResult = ProcessResult.None;
PauseNode newPause = null;
if (trigObject.PausedNodeChain != null)
{
if (trigObject.PausedNodeChain.Peek() != this)
{
return(ProcessResult.None);
}
trigObject.PausedNodeChain.Dequeue();
}
trigObject.CurrentNodeExecutionChain.Add(this);
foreach (UberNode child in Children)
{
if (trigObject.PausedNodeChain != null)
{
if (trigObject.PausedNodeChain.Peek() != child)
{
continue;
}
if (!(child is ConditionalNode)) // Conditional node handles it's own processChildren
{
trigObject.PausedNodeChain.Dequeue();
}
if (trigObject.PausedNodeChain.Count == 0)
{
// if we got here, we found the node that we need to start execution on
trigObject.PausedNodeChain = null;
}
}
if (newPause != null) // just passed a pause node, time to stop execution
{
trigObject.CurrentNodeExecutionChain.Add(child);
trigObject.PausedNodeChain = new Queue <UberNode>();
foreach (UberNode node in trigObject.CurrentNodeExecutionChain)
{
trigObject.PausedNodeChain.Enqueue(node);
}
trigObject.CurrentNodeExecutionChain = new List <UberNode>();
PausedUberScript paused = new PausedUberScript(trigObject, (trigObject != null && trigObject.TrigName != TriggerName.NoTrigger), newPause.PauseMS);
return(ProcessResult.Return);
}
if (child is PauseNode)
{
newPause = child as PauseNode;
continue;
}
if (child is BreakNode)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return(ProcessResult.Break);
}
if (child is ContinueNode)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return(ProcessResult.Continue);
}
if (trigObject.Script.ProceedToNextStage)
{
// only execute the proper sequence node
if (child is SequenceNode)
{
SequenceNode sequenceNode = child as SequenceNode;
if (trigObject.Script.Stage < sequenceNode.Stage)
{
// found the next stage
trigObject.Script.Stage = sequenceNode.Stage;
trigObject.Script.ProceedToNextStage = false;
lastResult = child.Process(lastResult, trigObject);
trigObject.CurrentNodeExecutionChain.Remove(this);
return(lastResult);
}
}
continue;
}
else
{
if (child is TriggerNode)
{
continue; // triggernodes execute only in response to events
}
else if (child is ConditionalNode && trigObject.PausedNodeChain == null) // if PausedNodeChain not null and it reached here, then it is the right node, don't depend on past conditionals--execute it
{
ConditionalNode conditionalNode = child as ConditionalNode;
if (conditionalNode.IfType == ConditionalNode.ConditionalType.Elif || conditionalNode.IfType == ConditionalNode.ConditionalType.Else)
{
if (lastResult == ProcessResult.FailedIf)
{
lastResult = child.Process(lastResult, trigObject);
if (lastResult == ProcessResult.Return || lastResult == ProcessResult.ReturnOverride)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return(lastResult);
}
}
continue;
}
}
}
lastResult = child.Process(lastResult, trigObject);
if (lastResult == ProcessResult.Return || lastResult == ProcessResult.ReturnOverride || lastResult == ProcessResult.Break || lastResult == ProcessResult.Continue)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return(lastResult);
}
}
if (trigObject.Script.ProceedToNextStage)
{
lastResult = ProcessResult.EndOfSequence;
trigObject.Script.ProceedToNextStage = false;
}
trigObject.CurrentNodeExecutionChain.Remove(this);
if (lastResult == ProcessResult.FailedIf || lastResult == ProcessResult.SucceedIf && !(this is ConditionalNode))
{
lastResult = ProcessResult.None; // don't percolate the result up
}
return(lastResult);
}
protected ProcessResult ProcessChildren(TriggerObject trigObject)
{
ProcessResult lastResult = ProcessResult.None;
PauseNode newPause = null;
if (trigObject.PausedNodeChain != null)
{
if (trigObject.PausedNodeChain.Peek() != this)
return ProcessResult.None;
trigObject.PausedNodeChain.Dequeue();
}
trigObject.CurrentNodeExecutionChain.Add(this);
foreach (UberNode child in Children)
{
if (trigObject.PausedNodeChain != null)
{
if (trigObject.PausedNodeChain.Peek() != child)
continue;
if (!(child is ConditionalNode)) // Conditional node handles it's own processChildren
trigObject.PausedNodeChain.Dequeue();
if (trigObject.PausedNodeChain.Count == 0)
{
// if we got here, we found the node that we need to start execution on
trigObject.PausedNodeChain = null;
}
}
if (newPause != null) // just passed a pause node, time to stop execution
{
trigObject.CurrentNodeExecutionChain.Add(child);
trigObject.PausedNodeChain = new Queue<UberNode>();
foreach (UberNode node in trigObject.CurrentNodeExecutionChain)
{
trigObject.PausedNodeChain.Enqueue(node);
}
trigObject.CurrentNodeExecutionChain = new List<UberNode>();
PausedUberScript paused = new PausedUberScript(trigObject, (trigObject != null && trigObject.TrigName != TriggerName.NoTrigger), newPause.PauseMS);
return ProcessResult.Return;
}
if (child is PauseNode)
{
newPause = child as PauseNode;
continue;
}
if (child is BreakNode)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return ProcessResult.Break;
}
if (child is ContinueNode)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return ProcessResult.Continue;
}
if (trigObject.Script.ProceedToNextStage)
{
// only execute the proper sequence node
if (child is SequenceNode)
{
SequenceNode sequenceNode = child as SequenceNode;
if (trigObject.Script.Stage < sequenceNode.Stage)
{
// found the next stage
trigObject.Script.Stage = sequenceNode.Stage;
trigObject.Script.ProceedToNextStage = false;
lastResult = child.Process(lastResult, trigObject);
trigObject.CurrentNodeExecutionChain.Remove(this);
return lastResult;
}
}
continue;
}
else
{
if (child is TriggerNode) continue; // triggernodes execute only in response to events
else if (child is ConditionalNode && trigObject.PausedNodeChain == null) // if PausedNodeChain not null and it reached here, then it is the right node, don't depend on past conditionals--execute it
{
ConditionalNode conditionalNode = child as ConditionalNode;
if (conditionalNode.IfType == ConditionalNode.ConditionalType.Elif || conditionalNode.IfType == ConditionalNode.ConditionalType.Else)
{
if (lastResult == ProcessResult.FailedIf)
{
lastResult = child.Process(lastResult, trigObject);
if (lastResult == ProcessResult.Return || lastResult == ProcessResult.ReturnOverride)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return lastResult;
}
}
continue;
}
}
}
lastResult = child.Process(lastResult, trigObject);
if (lastResult == ProcessResult.Return || lastResult == ProcessResult.ReturnOverride || lastResult == ProcessResult.Break || lastResult == ProcessResult.Continue)
{
trigObject.CurrentNodeExecutionChain.Remove(this);
return lastResult;
}
}
if (trigObject.Script.ProceedToNextStage)
{
lastResult = ProcessResult.EndOfSequence;
trigObject.Script.ProceedToNextStage = false;
}
trigObject.CurrentNodeExecutionChain.Remove(this);
if (lastResult == ProcessResult.FailedIf || lastResult == ProcessResult.SucceedIf && !(this is ConditionalNode))
{
lastResult = ProcessResult.None; // don't percolate the result up
}
return lastResult;
}