using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace admin
{
	/// <summary>
	/// AddCategory 的摘要說明。
	/// </summary>
	public class AddCategory : General
	{
		protected System.Web.UI.WebControls.Label MyError;
		protected System.Web.UI.WebControls.TextBox CategoryName;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.Button Add;
		protected System.Web.UI.WebControls.DropDownList ListCat;
		protected System.Web.UI.WebControls.Button Delete;
		protected System.Web.UI.HtmlControls.HtmlForm Form1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if (!Page.IsPostBack)
			{
				BindList();
			}
		}

		#region Web 窗體設計器生成的代碼
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 該調用是 ASP.NET Web 窗體設計器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
		/// 此方法的內容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Add.Click += new System.EventHandler(this.Add_Click);
			this.Delete.Click += new System.EventHandler(this.Delete_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		void BindList()
		{
			ListCat.DataSource = eshop.BLL.Product.GetCategoryList();
			ListCat.DataTextField = "CategoryName";
			ListCat.DataValueField = "CategoryId";
			ListCat.DataBind();
		}

		private void Add_Click(object sender, System.EventArgs e)
		{
			AdminDB admin = new AdminDB();
			try
			{
				admin.AddNewCategory(CategoryName.Text.Trim());
				MyError.Text = "添加成功！";
				BindList();

				AdminDB.InsertAction("添加新的商品類別"+ CategoryName.Text.Trim(), System.DateTime.Now, User.Identity.Name);
			}
			catch
			{
				MyError.Text = "出錯了！";
			}
		}

		private void Delete_Click(object sender, System.EventArgs e)
		{
			AdminDB admin = new AdminDB();
			try
			{
				admin.DeleteCategory(int.Parse(ListCat.SelectedValue));
				MyError.Text = "刪除成功！";
				BindList();

				AdminDB.InsertAction("刪除商品類別"+ ListCat.SelectedItem.Text, System.DateTime.Now, User.Identity.Name);
			}
			catch
			{
				MyError.Text = "出錯了！";
			}
		
		}
	}
}