BLL/cart.cs

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using System;
using System.Collections.Generic;
using System.Text;
using ClothesShop.DALFactory;
using ClothesShop.IDAL;
using System.Data;
using System.Data.OleDb;

namespace ClothesShop.BLL
{
    public class cart
    {
        private static readonly Icart ocart = DataAccess.Createcart();

        /// <summary>
        /// 添加到购物车
        /// </summary>
        /// <param name="product"></param>
        /// <param name="count"></param>
        /// <param name="checkout"></param>
        /// <returns></returns>
        public int createcart(int productid,int userid, int count, bool checkout)
        {
            return ocart.createcart(productid,userid,count,checkout);
        }

        /// <summary>
        /// 删除一件商品
        /// </summary>
        /// <param name="cartid"></param>
        /// <returns></returns>
        public int deletecart(int cartid)
        {
            return ocart.deletecart(cartid);
        }

        /// <summary>
        /// 批量删除商品
        /// </summary>
        /// <param name="cartids"></param>
        /// <returns></returns>
        public int deltecartlist(int[] cartids)
        {
            return ocart.deltecartlist(cartids);
        }

        /// <summary>
        /// 获得购物列表
        /// </summary>
        /// <returns></returns>
        public DataTable selectcartlist()
        {
            return ocart.selectcartlist();
        }

        /// <summary>
        /// 获得某个用户的购物列表
        /// </summary>
        /// <param name="userid"></param>
        /// <returns></returns>