diff --git a/game/extension/player_login_launcher.go b/game/extension/player_login_launcher.go
deleted file mode 100644
index 9ce28b3..0000000
--- a/game/extension/player_login_launcher.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package extension
-
-import (
-	"github.com/kercylan98/minotaur/game"
-	"time"
-)
-
-func NewPlayerLoginLauncher[PlayerID comparable](player game.Player[PlayerID]) *PlayerLoginLauncher[PlayerID] {
-	return &PlayerLoginLauncher[PlayerID]{
-		Player: player,
-	}
-}
-
-type PlayerLoginLauncher[PlayerID comparable] struct {
-	game.Player[PlayerID]
-	loggedTime time.Time // 登录时间
-	logoutTime time.Time // 登出时间
-}
-
-func (slf *PlayerLoginLauncher[PlayerID]) HasLogged() bool {
-	return !slf.loggedTime.IsZero()
-}
-
-func (slf *PlayerLoginLauncher[PlayerID]) Logged() {
-	slf.loggedTime = time.Now()
-}
-
-func (slf *PlayerLoginLauncher[PlayerID]) Logout() {
-	slf.logoutTime = time.Now()
-	slf.loggedTime = time.Time{}
-}
-
-func (slf *PlayerLoginLauncher[PlayerID]) GetLoggedTime() time.Time {
-	return slf.loggedTime
-}
-
-func (slf *PlayerLoginLauncher[PlayerID]) GetLogoutTime() time.Time {
-	return slf.logoutTime
-}