public State GetNode(string name)
{
if (!AllNodesDict.ContainsKey(name))
{
throw new Exception();
}
return(AllNodesDict[name]);
}
public void RemoveNode(string name)
{
if (!AllNodesDict.ContainsKey(name))
{
throw new Exception();
}
State node = AllNodesDict[name];
AllNodesDict.Remove(name);
AllNodes.Remove(node);
}
public string AddNode(State node)
{
if (node.Name == "say")
{
throw new Exception();
}
if (AllNodesDict.ContainsKey(node.Name))
{
throw new Exception();
}
AllNodesDict.Add(node.Name, node);
AllNodes.Add(node);
return(node.Name);
}
public void RenameNode(string name, string newName)
{
if (newName == "say")
{
throw new Exception();
}
if (AllNodesDict.ContainsKey(newName) || !AllNodesDict.ContainsKey(name))
{
throw new Exception();
}
AllNodesDict.Remove(name);
State node = AllNodesDict[name];
AllNodesDict.Add(node.Name, node);
}