优化屏蔽，可以保存状态

app/Http/Controllers/UserController.php

@@ -20,6 +20,7 @@ namespace App\Http\Controllers;
 use App\Events\UserKicked;
 use App\Events\UserMuted;
 use App\Http\Requests\ChangePasswordRequest;
+use App\Http\Requests\UpdateChatPreferencesRequest;
 use App\Http\Requests\UpdateProfileRequest;
 use App\Models\Room;
 use App\Models\Sysparam;
@@ -109,7 +110,6 @@ class UserController extends Controller
         $data['vip']['Name'] = $targetUser->vipName();
         $data['vip']['Icon'] = $targetUser->vipIcon();
 
-
         // 拥有封禁IP（level_banip）或踢人以上权限的管理，可以查看IP和归属地
         $levelBanIp = (int) Sysparam::getValue('level_banip', '15');
         if ($operator && $operator->user_level >= $levelBanIp) {
@@ -203,6 +203,31 @@ class UserController extends Controller
         return response()->json(['status' => 'success', 'message' => '资料更新成功。']);
     }
 
+    /**
+     * 保存聊天室屏蔽与禁音偏好。
+     */
+    public function updateChatPreferences(UpdateChatPreferencesRequest $request): JsonResponse
+    {
+        $user = Auth::user();
+        $data = $request->validated();
+
+        $preferences = [
+            // 去重并重建索引，保持存储结构稳定，便于后续继续扩展其它屏蔽项。
+            'blocked_system_senders' => array_values(array_unique($data['blocked_system_senders'] ?? [])),
+            'sound_muted' => (bool) $data['sound_muted'],
+        ];
+
+        $user->update([
+            'chat_preferences' => $preferences,
+        ]);
+
+        return response()->json([
+            'status' => 'success',
+            'message' => '聊天室偏好已保存。',
+            'data' => $preferences,
+        ]);
+    }
+
     /**
      * 修改密码 (对应 chpasswd.asp)
      */