From fea2cc6839ec3ee17940a2dea69622dc6f4deabf Mon Sep 17 00:00:00 2001
From: historia <[not public]>
Date: Wed, 16 Sep 2026 21:35:55 -0400
Subject: fix: unify crafting ingredient resolution; fix superheat
 alternatives, quantity gates, and dropped combine byproducts

---
 internal/admin/server.go | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

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

diff --git a/internal/admin/server.go b/internal/admin/server.go
index 2c8681a..12d090d 100644
--- a/internal/admin/server.go
+++ b/internal/admin/server.go
@@ -720,6 +720,13 @@ func (s *AdminServer) rebuildAfterUndo(change *ChangeDesc) {
 					if s.mobStore != nil {
 						s.mobStore.RemoveMobsInRoom(id)
 					}
+					// The room no longer exists, so its cached casino games
+					// (tables/machines) must be evicted like the direct-delete
+					// API does: outstanding wagers are refunded through the
+					// wired game callback before the cache entries drop.
+					if s.evictRoom != nil {
+						s.evictRoom(id)
+					}
 				}
 			}
 		}
@@ -728,6 +735,17 @@ func (s *AdminServer) rebuildAfterUndo(change *ChangeDesc) {
 	for _, p := range changeFiles(change) {
 		s.invalidateEntityCacheForPath(p)
 	}
+
+	// Course definitions changed on disk (create/update/delete via undo or
+	// redo): the runtime course index must reload, exactly like the course
+	// API handlers do, or gameplay keeps traversing the stale course.
+	for _, p := range changeFiles(change) {
+		if rel, err := filepath.Rel(filepath.Join(s.dataDir, "courses"), p); err == nil &&
+			!strings.HasPrefix(rel, "..") && rel != "." {
+			s.reloadCoursesIfWired()
+			break
+		}
+	}
 }
 
 func (s *AdminServer) invalidateEntityCaches(entityType string) {
-- 
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