From e99159a3681cb50d8926b18a9c9233e1a7e67297 Mon Sep 17 00:00:00 2001
From: "tom.hempel" <tom.hempel@stud.uni-bamberg.de>
Date: Thu, 6 Nov 2025 13:18:12 +0100
Subject: [PATCH] Add notes handling to TaskButtonManager for UDP commands

---
 Unity/Assets/Scripts/ARVRMenu.cs     | 45 +++++++++++++++++++++++-----
 Unity/Assets/Scripts/NotesDisplay.cs | 23 ++++++++++++++
 2 files changed, 61 insertions(+), 7 deletions(-)
 create mode 100644 Unity/Assets/Scripts/NotesDisplay.cs

diff --git a/Unity/Assets/Scripts/ARVRMenu.cs b/Unity/Assets/Scripts/ARVRMenu.cs
index 931bdea..ca5abfb 100644
--- a/Unity/Assets/Scripts/ARVRMenu.cs
+++ b/Unity/Assets/Scripts/ARVRMenu.cs
@@ -18,12 +18,17 @@ public class TaskButtonManager : MonoBehaviour
     private string pendingTimerCommand = null;
     private readonly object sceneLock = new object();
     private readonly object timerLock = new object();
+    private readonly object notesLock = new object();
     private TaskTimer taskTimer;
+    private NotesDisplay notesDisplay;
+    private string pendingNotesText = null;
 
     private void Start()
     {
         // Find TaskTimer in the scene
         taskTimer = FindObjectOfType<TaskTimer>();
+        // Find NotesDisplay in the scene
+        notesDisplay = FindObjectOfType<NotesDisplay>();
         
         if (enableUDPControl)
         {
@@ -60,6 +65,23 @@ public class TaskButtonManager : MonoBehaviour
             }
         }
 
+        // Check for pending notes updates (must be done on main thread)
+        lock (notesLock)
+        {
+            if (!string.IsNullOrEmpty(pendingNotesText))
+            {
+                if (notesDisplay != null)
+                {
+                    notesDisplay.SetNotes(pendingNotesText);
+                }
+                else
+                {
+                    Debug.LogWarning("NotesDisplay not found in scene. Cannot display notes text.");
+                }
+                pendingNotesText = null;
+            }
+        }
+
         // VR Tasks (Keys 1-4)
         if (Input.GetKeyDown(KeyCode.Alpha1) || Input.GetKeyDown(KeyCode.Keypad1))
             LoadSceneByName("VR-Task1");
@@ -131,12 +153,12 @@ public class TaskButtonManager : MonoBehaviour
         if (string.IsNullOrEmpty(message))
             return;
 
-        // Parse command format: COMMAND:Parameter
-        string[] parts = message.Split(':');
-        if (parts.Length >= 2)
+        // Parse command format: COMMAND:Parameter (Parameter may contain additional colons)
+        int separatorIndex = message.IndexOf(':');
+        if (separatorIndex > 0 && separatorIndex < message.Length - 1)
         {
-            string commandType = parts[0].Trim().ToUpper();
-            string parameter = parts[1].Trim();
+            string commandType = message.Substring(0, separatorIndex).Trim().ToUpper();
+            string parameter = message.Substring(separatorIndex + 1); // keep raw to preserve spaces/colons
 
             if (commandType == "SWITCH")
             {
@@ -156,14 +178,23 @@ public class TaskButtonManager : MonoBehaviour
                 }
                 Debug.Log($"Scheduled timer command: {parameter}");
             }
+            else if (commandType == "NOTES")
+            {
+                // Notes display command
+                lock (notesLock)
+                {
+                    pendingNotesText = parameter;
+                }
+                Debug.Log($"Scheduled notes update: {parameter}");
+            }
             else
             {
-                Debug.LogWarning($"Unknown UDP command type: {commandType}. Expected: SWITCH or TIMER");
+                Debug.LogWarning($"Unknown UDP command type: {commandType}. Expected: SWITCH, TIMER or NOTES");
             }
         }
         else
         {
-            Debug.LogWarning($"Invalid UDP command format: {message}. Expected format: COMMAND:Parameter (e.g., SWITCH:SceneName or TIMER:START)");
+            Debug.LogWarning($"Invalid UDP command format: {message}. Expected format: COMMAND:Parameter (e.g., SWITCH:SceneName, TIMER:START or NOTES:Your text)");
         }
     }
 
diff --git a/Unity/Assets/Scripts/NotesDisplay.cs b/Unity/Assets/Scripts/NotesDisplay.cs
new file mode 100644
index 0000000..0482ce2
--- /dev/null
+++ b/Unity/Assets/Scripts/NotesDisplay.cs
@@ -0,0 +1,23 @@
+using UnityEngine;
+using TMPro;
+
+public class NotesDisplay : MonoBehaviour
+{
+    [Header("Notes UI")]
+    [Tooltip("TextMeshProUGUI field where received notes will be displayed")]
+    public TextMeshProUGUI notesText;
+
+    public void SetNotes(string text)
+    {
+        if (notesText != null)
+        {
+            notesText.text = text;
+        }
+        else
+        {
+            Debug.LogWarning("NotesDisplay: notesText is not assigned in the inspector.");
+        }
+    }
+}
+
+