Added ability to delete nodes from editor, added complete node load and save for the DSL

Scripts/DSL/CodingWindow.cs

@@ -4,11 +4,17 @@ using System.Collections.Generic;
 
 public partial class CodingWindow : PanelContainer
 {
+	//General
+	Robot robot;
+	//Scripting
 	[Export] VBoxContainer codeBlocks;
 	[Export] VBoxContainer editorWindow;
 	public Dictionary<ProgramNode, PackedScene> DSLNodes;
-	Robot robot;
-	
+	[Export] OptionButton availableScripts;
+	[Export] LineEdit scriptName;
+
+	//Renaming
+	[Export] LineEdit nameInput;
 
 	// Called when the node enters the scene tree for the first time.
 	public override void _Ready()
@@ -20,10 +26,46 @@ public partial class CodingWindow : PanelContainer
 	// Called every frame. 'delta' is the elapsed time since the previous frame.
 	public override void _Process(double delta)
 	{
-		
+
+	}
+
+	public override void _Notification(int id)
+	{
+		if (id == NotificationVisibilityChanged)
+		{
+			if (Visible) LoadWindow();
+		}
+	}
+
+	private void LoadWindow()
+	{
+		nameInput.Text = robot.Name;
+		SetupScriptOptions();
+		ClearWindow();
+	}
+
+	private void SetupScriptOptions()
+	{
+		availableScripts.Clear();
+		availableScripts.AddItem("Select script to load...");
+		List<string> scripts = FileHandler.LoadProgramNames();
+		scripts.Sort((a, b) => a.CompareTo(b));
+		foreach (string script in scripts)
+		{
+			availableScripts.AddItem(script);
+		}
+	}
+
+	public void SaveRobotName()
+	{
+		robot.Name = nameInput.Text;
+	}
+
+	public void CloseWindow()
+	{
+		Hide();
 	}
 
-	//Move, Harvest, Craft
 	public void GenerateCodingBlocks()
 	{
 		NodeDisplay nodeDisplay;
@@ -39,6 +81,10 @@ public partial class CodingWindow : PanelContainer
 				editorDisplay.node = node;
 				editorWindow.AddChild(editorDisplay);
 				editorDisplay.ShowEditorDisplay();
+				editorDisplay.OnDeleteNode += () =>
+				{
+					editorWindow.RemoveChild(editorDisplay);
+				};
 			};
 		}
 	}
@@ -50,6 +96,7 @@ public partial class CodingWindow : PanelContainer
 			editorWindow.RemoveChild(node);
 			node.QueueFree();
 		}
+		scriptName.Text = "";
 	}
 
 	public void CompileProgram()
@@ -62,15 +109,52 @@ public partial class CodingWindow : PanelContainer
 			nodes.Add(editorWindow.GetChild<NodeDisplay>(i).node.Duplicate());
 			if (i != 0)
 			{
-				nodes[i-1].nextNode = nodes[i];
+				nodes[i - 1].nextNode = nodes[i];
 			}
 		}
 
-		if(nodes.Count > 0) robot.SetupExecution(nodes);
+		if (nodes.Count > 0) robot.SetupExecution(nodes);
 	}
 
 	public void SetRobot(Robot robot)
 	{
 		this.robot = robot;
 	}
+
+	public void LoadProgram(int index)
+	{
+		ClearWindow();
+		string scriptContent = FileHandler.LoadProgram(availableScripts.GetItemText(index));
+		string[] nodes = scriptContent.Split(";");
+		foreach (string node in nodes)
+		{
+			NodeDisplay nodeDisplay = NodeDisplay.Load(node, DSLNodes);
+			if (nodeDisplay != null)
+			{
+				editorWindow.AddChild(nodeDisplay);
+				nodeDisplay.ShowEditorDisplay();
+				nodeDisplay.OnDeleteNode += () =>
+				{
+					editorWindow.RemoveChild(nodeDisplay);
+				};
+			}
+		}
+		scriptName.Text = availableScripts.GetItemText(index);
+		availableScripts.Select(0);
+	}
+
+	public void SaveProgram()
+	{
+		string result = "";
+		for (int i = 0; i < editorWindow.GetChildCount(); i++)
+		{
+			editorWindow.GetChild<NodeDisplay>(i).node.ReadParameters(editorWindow.GetChild<NodeDisplay>(i));
+			result += editorWindow.GetChild<NodeDisplay>(i).node.Save();
+			result += ";\r\n";
+		}
+		if (result.Length <= 0) return;
+		string filename = scriptName.Text.Length <= 0 ? $"Script{availableScripts.ItemCount}" : scriptName.Text;
+		FileHandler.SaveProgram(filename, result);
+		SetupScriptOptions();
+	}
 }