From 9192d94dea6be5498ab080f3e2df5667af871d7a Mon Sep 17 00:00:00 2001
From: historia <[not public]>
Date: Wed, 16 Sep 2026 14:41:15 -0400
Subject: fix: casino room eviction, session close race fix, open-payout
 recovery evidence

---
 internal/admin/api_files.go | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

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

diff --git a/internal/admin/api_files.go b/internal/admin/api_files.go
index f2ef928..ea75249 100644
--- a/internal/admin/api_files.go
+++ b/internal/admin/api_files.go
@@ -6,6 +6,7 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
+	"strconv"
 	"strings"
 )
 
@@ -20,6 +21,32 @@ func resolveDataPath(dataDir, relPath string) (string, error) {
 	return filepath.Join(dataDir, clean), nil
 }
 
+// evictDeletedRoomFile drops cached room state and any cached in-room games
+// when the raw file manager deletes a room YAML (rooms/<dir>/<id>.yaml).
+// Best-effort: only numeric .yaml stems under rooms/ count as room files.
+func (s *AdminServer) evictDeletedRoomFile(relPath string) {
+	dir, base := filepath.Split(relPath)
+	idStr, ok := strings.CutSuffix(base, ".yaml")
+	if !ok || idStr == "" {
+		return
+	}
+	dir = strings.TrimSuffix(dir, "/")
+	if dir == "rooms" || strings.HasPrefix(dir, "rooms"+string(filepath.Separator)) {
+		id, err := strconv.Atoi(idStr)
+		if err != nil {
+			return
+		}
+		s.world.RebuildRoomIndex(s.dataDir)
+		s.world.ClearRoomState(id)
+		if s.mobStore != nil {
+			s.mobStore.RemoveMobsInRoom(id)
+		}
+		if s.evictRoom != nil {
+			s.evictRoom(id)
+		}
+	}
+}
+
 func (s *AdminServer) handleFileRename(w http.ResponseWriter, r *http.Request) {
 	if r.Method != http.MethodPost {
 		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
@@ -204,6 +231,7 @@ func (s *AdminServer) handleFiles(w http.ResponseWriter, r *http.Request) {
 			writeJSON(w, map[string]any{"error": "delete error: " + err.Error()})
 			return
 		}
+		s.evictDeletedRoomFile(relPath)
 		s.undoStack.Push(ChangeDesc{
 			Description: "Deleted file " + relPath,
 			FilePath:    fullPath,
-- 
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