public async Task <int> SaveLetter(int placeId, string barCode, int boxId, int fileCount, bool isJiaJi)
{
var result = await _monitorManager.SaveLetter(placeId, barCode, boxId, fileCount, isJiaJi);
if (result > 0)
{
await _unitOfWork.CommitAsync();
}
return(result);
}