public void Pay(AccountDetailModel account)
{
AccountModel accountModel = _accountBll.GetAccountInfo(account.Aid);
account.OldAmount = accountModel.Amount;
accountModel.Amount = accountModel.Amount - account.Amount;
account.NewAmount = accountModel.Amount;
account.BusinessType = "P";
account.Amount = account.Amount * -1;
_accountBll.UpdateAccount(accountModel);
_accountDetailBll.AddAccountDetail(account);
}