/// <summary>
/// 从外部传入的参数来构造订单商品
/// </summary>
/// <param name="merchantId"></param>
/// <param name="productId"></param>
/// <param name="opType"></param>
/// <param name="paras"></param>
/// <returns></returns>
internal OrderProduct CreateOrderProduct(int productId, int quantity, OrderType opType, System.Collections.Specialized.NameValueCollection paras)
{
OrderProduct op = null;
OrderProduct bll = GetOrderProductBll(opType);
op = bll.CreateOrderProduct(productId, quantity, opType, paras);
return(op);
}
/// <summary>
/// 从cookie中恢复商品，参数的顺序由各个商品各自定义
/// </summary>
/// <param name="merchantId"></param>
/// <param name="productId"></param>
/// <param name="opType"></param>
/// <param name="paras"></param>
/// <returns></returns>
internal OrderProduct CreateOrderProduct(int productId, int quantity, OrderType opType, string[] paras)
{
OrderProduct op = null;
OrderProduct bll = GetOrderProductBll(opType);
NameValueCollection nv = bll.GetParasFromCookieValue(paras);
op = bll.CreateOrderProduct(productId, quantity, opType, nv);
return(op);
}