private LinkInfo(NodeInfo nodeInfo, Slot slot, Node node)
{
Slot = slot;
SlotInfo = SlotInfo.From(nodeInfo, slot);
SlotInfo.PropertyChanged += SlotInfo_PropertyChanged;
Node = node;
NodeInfo = NodeInfo.From(nodeInfo.FlowInfo, node);
NodeInfo.PropertyChanged += NodeInfo_PropertyChanged;
}
private void Reset()
{
FlowInfo.Flow.Reset();
nodes.Clear();
nodes = FlowInfo.Flow.Origins
.Select(n => NodeInfo.From(FlowInfo, n))
.ToList();
foreach (NodeInfo nodeInfo in nodes)
{
nodeInfo.Status = NodeStatus.Paused;
}
State = DebuggerState.Break;
}
private async Task Evaluate(NodeInfo nodeInfo)
{
NodeStep nodeStep;
nodeInfo.Status = NodeStatus.Running;
try
{
Log.Trace(DebuggerCategory, "Entering node {0}", nodeInfo.Type.Name);
nodeStep = nodeInfo.Node.Evaluate();
Log.Trace(DebuggerCategory, "Exiting node {0} with result {1}", nodeInfo.Type.Name, nodeStep.Result);
}
catch (Exception e)
{
Log.Error(DebuggerCategory, "Error while executing node {0}. {1}", nodeInfo.Type.Name, e.Message);
nodeStep = new NodeStep(NodeResult.Fail, null);
}
if (State == DebuggerState.Idle)
{
return;
}
nodeInfo.Status = NodeStatus.Idle;
nodeInfo.Result = nodeStep.Result;
switch (nodeStep.Result)
{
case NodeResult.Skip: return;
case NodeResult.Fail: Break(); return;
case NodeResult.Stop: Stop(); return;
}
NodeInfo[] nodeInfos = nodeStep.Slot.Nodes.Select(n => NodeInfo.From(FlowInfo, n)).ToArray();
foreach (NodeInfo node in nodeInfos)
{
node.Status = NodeStatus.Paused;
}
lock (nodes)
nodes.AddRange(nodeInfos);
}
public void Stop()
{
if (State == DebuggerState.Idle)
{
return;
}
State = DebuggerState.Idle;
nodes.Clear();
tasks.Clear();
foreach (NodeInfo nodeInfo in FlowInfo.Flow.GetAllNodes().Select(n => NodeInfo.From(FlowInfo, n)))
{
nodeInfo.Status = NodeStatus.Idle;
}
}
