refactor: remove unused code

backend/services/check_in_service.py

@@ -392,73 +392,6 @@ class CheckInService:
         logger.info(f"📊 批量打卡完成 - 成功: {results['success']}, 失败: {results['failure']}, 跳过: {results['skipped']}")
         return results
 
-    @staticmethod
-    def scheduled_check_in_all_active_tasks(db: Session) -> Dict[str, Any]:
-        """
-        定时任务：为所有启用的任务执行打卡
-
-        Args:
-            db: 数据库会话
-
-        Returns:
-            打卡结果统计
-        """
-        logger.info("开始执行定时打卡任务...")
-
-        # 获取所有启用的任务（预加载用户信息）
-        from sqlalchemy.orm import joinedload
-        active_tasks = db.query(CheckInTask).options(
-            joinedload(CheckInTask.user)
-        ).filter(CheckInTask.is_active == True).all()
-
-        logger.info(f"找到 {len(active_tasks)} 个启用的任务")
-
-        results = {
-            "total": len(active_tasks),
-            "success": 0,
-            "failure": 0,
-            "skipped": 0,
-            "details": []
-        }
-
-        for task in active_tasks:
-            # 检查用户是否有 Token
-            if not task.user or not task.user.authorization:
-                logger.warning(f"任务 ID: {task.id} 的用户没有 Token，跳过")
-                results["skipped"] += 1
-                continue
-
-            # 检查 Token 是否过期
-            if task.user.jwt_exp and task.user.jwt_exp != "0":
-                try:
-                    exp_timestamp = int(task.user.jwt_exp)
-                    current_timestamp = int(datetime.now().timestamp())
-                    if current_timestamp > exp_timestamp:
-                        logger.warning(f"任务 ID: {task.id} 的用户 Token 已过期，跳过")
-                        results["skipped"] += 1
-                        continue
-                except ValueError as e:
-                    # jwt_exp 格式不正确，记录警告后继续执行打卡
-                    logger.warning(f"任务 {task.id} 的用户 jwt_exp 格式不正确: {task.user.jwt_exp}, 错误: {e}")
-
-            # 执行打卡
-            result = CheckInService.perform_task_check_in(task, "scheduled", db)
-
-            if result["success"]:
-                results["success"] += 1
-            else:
-                results["failure"] += 1
-
-            results["details"].append({
-                "task_id": task.id,
-                "task_name": task.name or f'Task-{task.id}',
-                "success": result["success"],
-                "message": result["message"]
-            })
-
-        logger.info(f"定时打卡任务完成，成功: {results['success']}, 失败: {results['failure']}, 跳过: {results['skipped']}")
-        return results
-
     @staticmethod
     def get_task_records(
         task_id: int,