当前文件路径：ClothesShop/BLL/cart.cs

		            
  1using System;
  2using System.Collections.Generic;
  3using System.Text;
  4using ClothesShop.DALFactory;
  5using ClothesShop.IDAL;
  6using System.Data;
  7using System.Data.OleDb;
  8
  9namespace ClothesShop.BLL
 10...{
 11    public class cart
 12    ...{
 13        private static readonly Icart ocart = DataAccess.Createcart();
 14
 15        /**//// <summary>
 16        /// 添加到购物车
 17        /// </summary>
 18        /// <param name="product"></param>
 19        /// <param name="count"></param>
 20        /// <param name="checkout"></param>
 21        /// <returns></returns>
 22        public int createcart(int productid,int userid, int count, bool checkout)
 23        ...{
 24            return ocart.createcart(productid,userid,count,checkout);
 25        }
 26
 27        /**//// <summary>
 28        /// 删除一件商品
 29        /// </summary>
 30        /// <param name="cartid"></param>
 31        /// <returns></returns>
 32        public int deletecart(int cartid)
 33        ...{
 34            return ocart.deletecart(cartid);
 35        }
 36
 37        /**//// <summary>
 38        /// 批量删除商品
 39        /// </summary>
 40        /// <param name="cartids"></param>
 41        /// <returns></returns>
 42        public int deltecartlist(int[] cartids)
 43        ...{
 44            return ocart.deltecartlist(cartids);
 45        }
 46
 47        /**//// <summary>
 48        /// 获得购物列表
 49        /// </summary>
 50        /// <returns></returns>
 51        public DataTable selectcartlist()
 52        ...{
 53            return ocart.selectcartlist();
 54        }
 55
 56        /**//// <summary>
 57        /// 获得某个用户的购物列表
 58        /// </summary>
 59        /// <param name="userid"></param>
 60        /// <returns></returns>
 61        public DataTable getcartlist(int userid)
 62        ...{
 63            return ocart.getcartlist(userid);
 64        }
 65
 66        /**//// <summary>
 67        /// 修改购物列表的购买数量
 68        /// </summary>
 69        /// <param name="cartids"></param>
 70        /// <param name="count"></param>
 71        /// <returns></returns>
 72        public int updatecartlist(int[] cartids, int[] count)
 73        ...{
 74            return ocart.updatecartlist(cartids,count);
 75        }
 76        public int updatecart(int productid,int userid, int count)
 77        ...{
 78            return ocart.updatecart(productid,userid, count);
 79        }
 80
 81        /**//// <summary>
 82        /// 商品是否存在购物车里
 83        /// </summary>
 84        /// <param name="productid"></param>
 85        /// <returns></returns>
 86        public bool isexitproduct(int productid,int userid)
 87        ...{
 88            return ocart.isexitproduct(productid,userid);
 89        }
 90
 91        /**//// <summary>
 92        /// 根据某一购物商品的数量
 93        /// </summary>
 94        /// <param name="cartid"></param>
 95        /// <returns></returns>
 96        public int updatecart(int productid,int userid)
 97        ...{
 98            return ocart.updatecart(productid,userid);
 99        }
100
101        /**//// <summary>
102        /// 修改商品的购物状态
103        /// </summary>
104        /// <param name="cartid"></param>
105        /// <returns></returns>
106        public int updatestate(int productid,int userid, bool checkout)
107        ...{
108            return ocart.updatestate(productid,userid, checkout);
109        }
110
111        /**//// <summary>
112        /// 购物成功后商品数量减一
113        /// </summary>
114        /// <param name="productid"></param>
115        public void updateproduct(int productid,int num)
116        ...{
117            ocart.updateproduct(productid,num);
118        }
119
120        /**//// <summary>
121        /// 获得一条购物纪录
122        /// </summary>
123        /// <param name="productid"></param>
124        /// <returns></returns>
125        public DataRow getonecartbyproductid(int productid)
126        ...{
127            return ocart.getonecartbyproductid(productid);
128        }
129
130        /**//// <summary>
131        /// 根据商品ID获得一条购物纪录的数量
132        /// </summary>
133        /// <param name="productid"></param>
134        /// <returns></returns>
135        public int getcartnum(int cartid)
136        ...{
137            return ocart.getcartnum(cartid);
138        }
139    }
140}
141