1 files changed, 11 insertions, 37 deletions
diff --git a/internal/admin/api_map.go b/internal/admin/api_map.go
index 5de41a7..7298f1e 100644
--- a/internal/admin/api_map.go
+++ b/internal/admin/api_map.go
@@ -44,7 +44,6 @@ func (s *AdminServer) handleMap(w http.ResponseWriter, r *http.Request) {
 		Y      int    `json:"y"`
 		Name   string `json:"name"`
 		Color  string `json:"color"`
-		Symbol string `json:"symbol"`
 	}
 
 	type LinkEntry struct {
@@ -249,47 +248,22 @@ func findDisconnectedRooms(s *AdminServer, dir string, seed int, g world.RoomGri
 
 func listRoomIDsInDir(s *AdminServer, dir string) []int {
 	base := filepath.Join(s.dataDir, "rooms")
-	var dirs []string
-	if dir == "" {
-		dirs = append(dirs, base)
-		entries, err := os.ReadDir(base)
-		if err != nil {
-			return nil
-		}
-		for _, e := range entries {
-			if e.IsDir() {
-				dirs = append(dirs, filepath.Join(base, e.Name()))
-				subE, err := os.ReadDir(filepath.Join(base, e.Name()))
-				if err != nil {
-					continue
-				}
-				for _, se := range subE {
-					if se.IsDir() {
-						dirs = append(dirs, filepath.Join(base, e.Name(), se.Name()))
-					}
-				}
-			}
-		}
-	} else {
-		dirs = append(dirs, filepath.Join(base, dir))
+	walkRoot := base
+	if dir != "" {
+		walkRoot = filepath.Join(base, dir)
 	}
 	var ids []int
-	for _, d := range dirs {
-		entries, err := os.ReadDir(d)
-		if err != nil {
-			continue
+	filepath.WalkDir(walkRoot, func(path string, d os.DirEntry, err error) error {
+		if err != nil || d.IsDir() || filepath.Ext(d.Name()) != ".yaml" {
+			return nil
 		}
-		for _, e := range entries {
-			if e.IsDir() || filepath.Ext(e.Name()) != ".yaml" {
-				continue
-			}
-			id, err := strconv.Atoi(e.Name()[:len(e.Name())-5])
-			if err != nil {
-				continue
-			}
+		name := d.Name()
+		id, convErr := strconv.Atoi(name[:len(name)-5])
+		if convErr == nil && id > 0 {
 			ids = append(ids, id)
 		}
-	}
+		return nil
+	})
 	return ids
 }