/// <summary>
/// A tree has found to be a candidate for substitution. Apply logic.
/// </summary>
/// <param name="builder">Tree builder class</param>
/// <param name="characterName">name of the character evolding</param>
/// <param name="action">action that triggered evolution</param>
/// <param name="decisionTreeToChange">Decision Tree To evolve</param>
/// <returns></returns>
public bool SubstituteNode(ITreeBuilder builder, string characterName, RNPC.Core.Action.Action action, string decisionTreeToChange)
{
var initialAction = ((Reaction)action).InitialEvent as RNPC.Core.Action.Action;
if (initialAction == null)
{
return(false);
}
var substitution = _substitutionMapper.GetSubstitutableSubTreeForLeaf(action.EventName);
if (substitution == null)
{
return(false);
}
var firstNode = builder.BuildTreeFromDocument(_fileController, initialAction, characterName);
if (firstNode == null)
{
return(false);
}
var replacementNode = builder.BuildSubTreeFromRepository(_fileController, substitution.SubTreeName, ConfigurationDirectory.Instance.SubTreeRepository);
if (replacementNode == null)
{
return(false);
}
if (!FindAndReplaceMatchingNode(firstNode, substitution, replacementNode))
{
return(false);
}
string fileName = initialAction.ActionType + "-" + initialAction.Intent + "-" + initialAction.EventName;
builder.BuildAndSaveXmlDocumentFromTree(_fileController, firstNode, fileName, characterName);
return(true);
}
