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;
using WesternByte.MyBlog.Core.Blog;
using WesternByte.MyBlog.Core.Href;
using WesternByte.MyBlog.Core.Category;

namespace WesternByte.MyBlog.Blog.Admin.Href
{
	/// <summary>
	/// Edit 的摘要說明。
	/// </summary>
	public class Edit : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.DataList hrefCategory;
		protected System.Web.UI.WebControls.RequiredFieldValidator valTitleRequired;
		protected System.Web.UI.WebControls.TextBox name;
		protected System.Web.UI.WebControls.RequiredFieldValidator valftbBodyRequired;
		protected System.Web.UI.WebControls.TextBox url;
		protected System.Web.UI.WebControls.DropDownList categoryID;
		protected System.Web.UI.WebControls.Button editButton;
		protected CategoryDAO cDAO = new CategoryDAO();
		protected HrefDAO hDAO = new HrefDAO();
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此處放置用戶代碼以初始化頁面
			if(Session["Blog"]!=null)
			{
				BlogVO bVO = (BlogVO)Session["Blog"];
				if(!Page.IsPostBack)
				{
					int HrefID = Convert.ToInt32(Page.Request.QueryString["HrefID"]);
					HrefVO hVO = hDAO.Load(HrefID);
					name.Text = hVO.Name;
					url.Text = hVO.Url;
					BindData(hVO.BlogID,hVO.CategoryID);
				}
			}
			else
			{
				Page.Response.Redirect("/Login.aspx");
			}
		}
		private void BindData(int BlogID,int CategoryID)
		{
			//分類下拉列表
			DataSet cDs = cDAO.LoadList(BlogID,"h");
			categoryID.DataSource = cDs.Tables[0].DefaultView;
			categoryID.DataBind();
			for(int i=0;i<categoryID.Items.Count;i++)
			{
				if(categoryID.Items[i].Value == CategoryID.ToString())
				{
					categoryID.Items[i].Selected = true;
					break;
				}
			}

			//分類列表
			cDs.Tables[0].Columns.Add("CategoryStr");
			for(int i=0;i<cDs.Tables[0].Rows.Count;i++)
			{
				cDs.Tables[0].Rows[i]["CategoryStr"] = "<a href=\"Href.aspx?CategoryID="+cDs.Tables[0].Rows[i]["CategoryID"].ToString()+"\">"+cDs.Tables[0].Rows[i]["Name"].ToString()+"</a>";
			}
			this.hrefCategory.DataSource = cDs.Tables[0].DefaultView;
			this.hrefCategory.DataBind();
		}

		#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.editButton.Click += new System.EventHandler(this.editButton_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void editButton_Click(object sender, System.EventArgs e)
		{
			if(Session["Blog"]!=null)
			{
				BlogVO bVO = (BlogVO)Session["Blog"];
				int HrefID = Convert.ToInt32(Page.Request.QueryString["HrefID"]);
				HrefVO hVO = hDAO.Load(HrefID);
				hVO.BlogID = bVO.BlogID;
				hVO.CategoryID = Convert.ToInt32(categoryID.SelectedValue);
				hVO.Name = name.Text;
				hVO.Url = url.Text;
				int back = hDAO.Update(hVO);
				if(back>0)
				{
					Page.Response.Redirect("/Success.aspx?flag=edithref");
				}
				else
				{
					Page.Response.Redirect("/Error.aspx?flag=edithref");
				}
			}
			else
			{
				Page.Response.Redirect("/Login.aspx");
			}
		}
	}
}