/// <summary>
/// SearchByCategory函数的功能：根据类型查找商品
/// </summary>
/// <param name="category">商品的类型</param>
/// <returns>根据商品的类型查询的商品的信息的Linq查询结果的集合</returns>
public object SearchByCategory(string category)
{
product_Entity P = new product_Entity();
P.P_category = category;
return(Date.searchByCategory(P));
}
//--搜索模块--
/// <summary>
/// 1.SearchByProName函数的功能：根据商品名称查找商品
/// </summary>
/// <param name="name">商品的名称</param>
/// <returns>根据商品名称查询的商品的信息的Linq查询结果的集合</returns>
public object SearchByProName(string name)
{
product_Entity P = new product_Entity();
P.P_name = name;
return(Date.searchByProName(P));
}
protected void Button1_Click(object sender, EventArgs e)
{
SellService a = new SellService();
product_Entity b = new product_Entity();
b.S_account = Session["UserAccount"].ToString().Trim();
b.P_name = txtProduct_name.Text;
b.P_category = txtProduct_category.Text;
b.P_price = double.Parse(txtProduct_price.Text);
b.P_cNum = int.Parse(txtProduct_number.Text);
b.P_photo = FileUpload1.FileName;
a.add(b, FileUpload1);
Response.Write(MessagesBox.showMessages("添加成功"));
}
/// <summary>
/// 添加商品
/// </summary>
/// <param name="sellAccount"></param>
/// <param name="product"></param>
public void addProduct(product_Entity product, FileUpload e)
{
product_T productT = new product_T();
productT.s_account = product.S_account;
productT.p_name = product.P_name;
productT.p_category = product.P_category;
productT.p_price = (decimal)product.P_price;
productT.p_cNum = product.P_cNum;
productT.p_photo = "~/Images/" + product.S_account + "/" + e.FileName + "";
sellDB.product_T.InsertOnSubmit(productT);
upLoadPhoto(e, product.S_account);
sellDB.SubmitChanges();
}
//以下是商品模块功能
public product_Entity inquireProById(string account, int ProId)
{
product_T product = new product_T();
product_Entity product_E = new product_Entity();
product = sellDB.product_T.Where(c => c.s_account.Equals(account) && c.p_Id.Equals(ProId)).First();
product_E.P_Id = product.p_Id;
product_E.P_name = product.p_name;
product_E.P_photo = product.p_photo;
product_E.P_price = (double)product.p_price;
product_E.P_cNum = product.p_cNum;
product_E.P_saleNum = product.p_saleNum;
product_E.P_category = product.p_category;
return(product_E);
}
protected void btnSubmit_Click(object sender, EventArgs e)
{
SellService a = new SellService();
product_Entity b = new product_Entity();
b.P_Id = int.Parse(Request.QueryString["id"].ToString());
b.S_account = Session["UserAccount"].ToString().Trim();
b.P_name = txtProduct_name.Text.Trim();
b.P_category = txtProduct_category.Text.Trim();
b.P_price = double.Parse(txtProduct_price.Text.Trim());
b.P_cNum = int.Parse(txtProduct_number.Text.Trim());
b.P_photo = "~/Images/" + Session["UserAccount"].ToString().Trim() + "/" + FileUpload1.FileName;
if (a.updateProInfo(Session["UserAccount"].ToString().Trim(), b, FileUpload1))
{
Response.Write(MessagesBox.showMessages("更改成功!"));
}
else
{
Response.Write(MessagesBox.showMessages("更改失败!"));
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (Session["UserAccount"] == null)
{
Response.Redirect("../login.aspx");
}
//这里我改了,时间2016.12.17.22.05
//else if (Session["UserAccount"].Equals(Request.QueryString["account"])==false)
//{
// Response.Redirect("../login.aspx");
//}
if (!IsPostBack)
{
product_Entity product = new product_Entity();
product = dt.inquireProById(Session["UserAccount"].ToString(), int.Parse(Request.QueryString["id"]));
txtProduct_name.Text = product.P_name;
txtProduct_number.Text = product.P_cNum.ToString();
txtProduct_price.Text = product.P_price.ToString();
txtProduct_category.Text = product.P_category;
Image1.ImageUrl = product.P_photo;
}
}
public bool updateProInfo(string sellerAccount, product_Entity product, FileUpload e)
{
var results = sellDB.product_T.Where(c => c.p_Id.Equals(product.P_Id) && c.s_account.Equals(sellerAccount));
if (results.Count() > 0)
{
if (e.FileName != "")
{
foreach (product_T p in results)
{
p.p_name = product.P_name;
p.p_price = decimal.Parse(product.P_price.ToString());
p.p_cNum = product.P_cNum;
p.p_category = product.P_category;
upLoadPhoto(e, sellerAccount);
}
sellDB.SubmitChanges();
}
else
{
foreach (product_T p in results)
{
p.p_name = product.P_name;
p.p_price = decimal.Parse(product.P_price.ToString());
p.p_cNum = product.P_cNum;
p.p_category = product.P_category;
}
sellDB.SubmitChanges();
}
return(true);
}
else
{
return(true);
}
}
/// <summary>
/// searchByCategory函数的功能：访问数据库根据商品的分类查找出商品的信息
/// </summary>
/// <param name="product">商品对象</param>
/// <returns>LINQ查询结果的集合</returns>
public object searchByCategory(product_Entity product)
{
var Category = buyerDB.product_T.Where(r => r.p_category == product.P_category).Select(r => r);
return((object)Category);
}
//--搜索模块--
/// <summary>
/// searchByProName函数的功能：访问数据库根据商品的名称查找出商品的信息
/// </summary>
/// <param name="product">商品对象</param>
/// <returns>LINQ查询结果的集合</returns>
public object searchByProName(product_Entity product)
{
var Name = buyerDB.product_T.Where(n => n.p_name == product.P_name).Select(n => n);
return((object)Name);
}
/// <summary>
/// 添加商品
/// </summary>
/// <param name="a"></param>
/// <param name="e"></param>
public void add(product_Entity a, FileUpload e)
{
/*product_T b = new product_T();*/
db.addProduct(a, e);
}
/// <summary>
/// 修改商品
/// </summary>
/// <param name="a"></param>
/// <param name="s_account"></param>
/// <param name="e"></param>
public bool updateProInfo(string sellerAccount, product_Entity product, FileUpload e)
{
return(db.updateProInfo(sellerAccount, product, e));
}
