QCloudSMHBatchRestoreRecycleObjectReqeust *req = [QCloudSMHBatchRestoreRecycleObjectReqeust new];
req.priority = self.priority;
req.libraryId = self.libraryId;
req.spaceId = self.spaceId;
req.recycledItemIds = self.batchInfos;
[req setFinishBlock:^(QCloudSMHBatchResult *result, NSError * _Nullable error) {
  //如果是同步任务，从 http 的状态码中获取任务的状态
  QCloudSMHBatchTaskStatus status = QCloudSMHBatchTaskStatusTypeFromStatus([result __originHTTPURLResponse__].statusCode);
  result.status = status;
  if(status != QCloudSMHBatchTaskStatusWating || error){
      // 当任务状态非等待或者 有 error 时 结束
      if(self.finishBlock){
          self.finishBlock(result, error);
      }
  }else{
      // 使用返回的 taskid 进行轮询任务状态
      result.taskId;
  }

}];
[[QCloudSMHService defaultSMHService]batchRestoreRecycleObject:req];


QCloudGetTaskStatusRequest *req = [QCloudGetTaskStatusRequest new];
req.spaceId = @"spaceId";
req.libraryId = @"libraryId";
// 上一步返回的 taskId
req.taskIdList = @[taskId];
[req setFinishBlock:^(NSArray * _Nonnull result, NSError * _Nonnull error) {

}];
[[QCloudSMHService defaultSMHService] getTaskStatus:req];

QCloudSMHRestoreObjectRequest *req = [QCloudSMHRestoreObjectRequest new];
req.spaceId = @"spaceId";
req.libraryId = @"libraryId";

req.batchInfos = @[@"1"];
[req setFinishBlock:^(QCloudSMHBatchResult *result, NSError *_Nullable error) {

}];
[[QCloudSMHService defaultSMHService] restoreObject:req];