/// <summary>
/// Invoked when a content is finished. Validates the content's output, and moves to the next content if possible.
/// </summary>
private void OnFinish(object sender, ReferenceArgs <Dictionary <string, object> > args)
{
content_controller.Current.Finish -= OnFinish;
string error = null;
bool? valid = workflows[current.name].validators[current.stage]?.Invoke(args.Value, out error);
string name = current.stage < workflows[current.name].stages.Length ?
workflows[current.name].stages[current.stage] : null;
string redirect = null;
if (valid.Value || !valid.HasValue)
{
DebugLog.LogController(string.Format("Stage {0}/{1} has valid output ({2})", name, current.stage, DictToString(args.Value)));
foreach (KeyValuePair <string, object> entry in args.Value)
{
current.values[entry.Key] = entry.Value;
}
redirect = workflows[current.name].redirector?.Invoke(current.stage,
name, valid ?? true, current.values);
current.stage++;
if (current.stage < workflows[current.name].stages.Length)
{
StartStage(attachevent: true);
}
}
else
{
DebugLog.LogController(string.Format("Stage {0}/{1} has invalid output ({2})", name, current.stage, DictToString(args.Value)));
HoldWorkflow();
InvokeWorkflow("__CancelRequest(error = " + error + ")", true);
return;
}
if (redirect != null)
{
DebugLog.LogController(string.Format("Stage {0}/{1} is redirecting to {2}", name, current.stage, redirect));
HoldWorkflow();
InvokeWorkflow(redirect, true);
return;
}
else
{
DebugLog.LogController(string.Format("Stage {0}/{1} is not redirecting", name, current.stage));
}
if (current.stage == workflows[current.name].stages.Length)
{
HandleWorkflowExit();
}
}
/// <summary>
/// Pushes the current workflow into the held workflows, but does not reset anything.
/// </summary>
private void HoldWorkflow()
{
held_flows.Push(current);
DebugLog.LogController("Holding workflow '" + current.name + "' - stack size: " + held_flows.Count);
}
