/// <summary>
/// 添加购买记录
/// </summary>
/// <param name="account">账号ID</param>
/// <param name="cid">商品ID</param>
/// <param name="cname">商品名称</param>
/// <param name="unit">单价</param>
/// <param name="count">数量</param>
/// <param name="price">总价</param>
/// <param name="date">购买时间</param>
/// <returns>受影响的行数</returns>
public bool addPointLog(int account, int cid, string cname, int unit, int count, int price, DateTime date)
{
return(dal.addPointLog(account, cid, cname, unit, count, price, date) > 0);
}