From 8b0d382615745c4b2c5a2f79c3c380a2c4672c86 Mon Sep 17 00:00:00 2001
From: Shervin <shervin.mortazavi@outlook.com>
Date: Tue, 31 Dec 2024 16:47:08 -0800
Subject: [PATCH] fix: update Story.cs HasFunction method to discern between
 regular knots and function knots.

---
 Packages/Ink/InkLibs/InkRuntime/Story.cs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Packages/Ink/InkLibs/InkRuntime/Story.cs b/Packages/Ink/InkLibs/InkRuntime/Story.cs
index 45292b9b..c675c9b9 100644
--- a/Packages/Ink/InkLibs/InkRuntime/Story.cs
+++ b/Packages/Ink/InkLibs/InkRuntime/Story.cs
@@ -1816,7 +1816,15 @@ public void ChooseChoiceIndex(int choiceIdx)
         public bool HasFunction (string functionName)
         {
             try {
-                return KnotContainerWithName (functionName) != null;
+                Container container = KnotContainerWithName (functionName);
+                if(container != null) {
+                    return container.content.Any(c =>
+                        c is Ink.Runtime.ControlCommand controlCommand &&
+                        controlCommand.commandType == ControlCommand.CommandType.PopFunction
+                    );
+                } else {
+                    return false;
+                }
             } catch {
                 return false;
             }