From 153acb7f644d755c45533b7c5311e3ffa47e8973 Mon Sep 17 00:00:00 2001
From: historia <[not public]>
Date: Fri, 18 Sep 2026 05:31:09 -0400
Subject: fix: harden engine across casino, economy, concurrency, security, and
 content

---
 internal/admin/api_triggers.go | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'internal/admin/api_triggers.go')

diff --git a/internal/admin/api_triggers.go b/internal/admin/api_triggers.go
index 5b82465..08e2855 100644
--- a/internal/admin/api_triggers.go
+++ b/internal/admin/api_triggers.go
@@ -147,12 +147,21 @@ func (s *AdminServer) handleTriggerByID(w http.ResponseWriter, r *http.Request)
 			os.Remove(oldPath)
 		}
 
-		s.undoStack.Push(ChangeDesc{
+		desc := ChangeDesc{
 			Description: "Update trigger " + id,
 			FilePath:    newPath,
 			OldContent:  oldContent,
 			NewContent:  triggerData,
-		})
+		}
+		if findErr == nil && newSubdir != oldDir {
+			// A kind change moves the file between subdirectories. Record the
+			// old path as the before-image location so undo restores the old
+			// content there (and removes the new file) instead of writing the
+			// old content into the new directory and orphaning the old path.
+			desc.FilePath = oldPath
+			desc.NewFilePath = newPath
+		}
+		s.undoStack.Push(desc)
 		s.rebuildTriggerIndex()
 		writeJSON(w, map[string]any{"ok": true, "id": id, "kind": newKind})
 
-- 
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