1 files changed, 14 insertions, 0 deletions
diff --git a/internal/game/session_registry.go b/internal/game/session_registry.go
index c4f5d67..cf4e8df 100644
--- a/internal/game/session_registry.go
+++ b/internal/game/session_registry.go
@@ -23,3 +23,17 @@ func (g *Game) detachSession(name string) {
 		g.queue.ClearPlayer(name)
 	}
 }
+
+// sessionRegistered reports whether sess is still the live session for name.
+// Tick subscribers that can outlive a disconnect/re-login must consult this
+// before acting on a session that is no longer in the world (a detached
+// combat or logout subscriber would otherwise keep saving a ghost).
+func (g *Game) sessionRegistered(sess *net.Session, name string) bool {
+	if sess == nil || sess.Player == nil {
+		return false
+	}
+	g.charsMu.Lock()
+	current := g.loggedInChars[name]
+	g.charsMu.Unlock()
+	return current == sess
+}