Big project cleanup with overhaul of file responsibilities (KISS) and code (DRY, YAGNI)

2026-05-14 11:17:02 +02:00
parent bd6cdeb97b
commit 300c8f5a42
54 changed files with 2030 additions and 1745 deletions
@@ -0,0 +1,108 @@
+using Godot;
+using Godot.Collections;
+using System.Collections.Generic;
+
+public class ScriptGraphCompiler
+{
+	private readonly GraphEdit editorWindow;
+	private System.Collections.Generic.Dictionary<StringName, ProgramNode> availableNodes;
+
+	public ScriptGraphCompiler(GraphEdit editorWindow)
+	{
+		this.editorWindow = editorWindow;
+	}
+
+	public List<ProgramNode> BuildProgram(out string errorMessage)
+	{
+		errorMessage = "";
+		NodeDisplay startNode = FindStartNode();
+		if (startNode == null)
+		{
+			errorMessage = "(FAILED) Script needs exactly one Start node";
+			return new List<ProgramNode>();
+		}
+
+		BuildAvailableNodeLookup();
+		return BuildScriptOrder(
+			startNode,
+			new List<ProgramNode>(),
+			new HashSet<StringName>()
+		);
+	}
+
+	private void BuildAvailableNodeLookup()
+	{
+		availableNodes = new System.Collections.Generic.Dictionary<StringName, ProgramNode>();
+
+		for (int i = 0; i < editorWindow.GetChildCount(); i++)
+		{
+			NodeDisplay nodeDisplay = editorWindow.GetChild(i) as NodeDisplay;
+			if (nodeDisplay == null) continue;
+
+			nodeDisplay.ReadParameters();
+			availableNodes.Add(nodeDisplay.Name, nodeDisplay.node);
+		}
+	}
+
+	private List<ProgramNode> BuildScriptOrder(
+		NodeDisplay node,
+		List<ProgramNode> program,
+		HashSet<StringName> visitedNodes
+	)
+	{
+		if (node == null) return program;
+		if (visitedNodes.Contains(node.Name)) return program;
+
+		visitedNodes.Add(node.Name);
+		program.Add(node.node);
+
+		List<Dictionary> nextConnections = GetOutgoingConnections(node);
+		if (nextConnections.Count <= 0) return program;
+
+		node.node.SetNextNode(nextConnections, availableNodes);
+		foreach (Dictionary connection in nextConnections)
+		{
+			NodeDisplay nextNode = editorWindow.GetNodeOrNull<NodeDisplay>(
+				new NodePath(connection["to_node"].AsStringName())
+			);
+			program = BuildScriptOrder(
+				nextNode,
+				program,
+				visitedNodes
+			);
+		}
+
+		return program;
+	}
+
+	private List<Dictionary> GetOutgoingConnections(NodeDisplay node)
+	{
+		List<Dictionary> result = new List<Dictionary>();
+		Array<Dictionary> connections = editorWindow.GetConnectionListFromNode(node.Name);
+		for (int i = 0; i < connections.Count; i++)
+		{
+			if (connections[i]["from_node"].AsStringName() == node.Name)
+			{
+				result.Add(connections[i]);
+			}
+		}
+
+		return result;
+	}
+
+	private NodeDisplay FindStartNode()
+	{
+		NodeDisplay startNode = null;
+		for (int i = 0; i < editorWindow.GetChildCount(); i++)
+		{
+			NodeDisplay nodeDisplay = editorWindow.GetChild(i) as NodeDisplay;
+			if (nodeDisplay == null) continue;
+			if (nodeDisplay.node is not StartNode) continue;
+			if (startNode != null) return null;
+
+			startNode = nodeDisplay;
+		}
+
+		return startNode;
+	}
+}