fix: admin undo/redo failure, video poker cabinet ids, room ref behavior

1 files changed, 8 insertions, 0 deletions

diff --git a/internal/admin/server.go b/internal/admin/server.go
index 8fcba77..800cfa1 100644
--- a/internal/admin/server.go
+++ b/internal/admin/server.go
@@ -908,6 +908,10 @@ func (s *AdminServer) doUndo(w http.ResponseWriter, r *http.Request) {
 	}
 	change := s.undoStack.Undo()
 	if change == nil {
+		if err := s.undoStack.LastError(); err != nil {
+			writeJSONError(w, "undo failed: "+err.Error(), http.StatusInternalServerError)
+			return
+		}
 		writeJSON(w, map[string]any{"message": "Nothing to undo"})
 		return
 	}
@@ -927,6 +931,10 @@ func (s *AdminServer) doRedo(w http.ResponseWriter, r *http.Request) {
 	}
 	change := s.undoStack.Redo()
 	if change == nil {
+		if err := s.undoStack.LastError(); err != nil {
+			writeJSONError(w, "redo failed: "+err.Error(), http.StatusInternalServerError)
+			return
+		}
 		writeJSON(w, map[string]any{"message": "Nothing to redo"})
 		return
 	}