using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using WeiSha.Common;

using Song.ServiceInterfaces;
using Song.Entities;
using System.Xml.Serialization;
using System.IO;


namespace Song.Site.Manage.Course
{
    public partial class Outline_Edit : Extend.CustomPage
    {
        //章节ID
        private int id = WeiSha.Common.Request.QueryString["id"].Int32 ?? 0;
        //课程ID
        private int couid = WeiSha.Common.Request.QueryString["couid"].Int32 ?? 0;

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!this.IsPostBack)
            {
                InitBind();
                fill();
            }
            this.Form.DefaultButton = this.btnEnter.UniqueID;
        }
        /// <summary>
        /// 界面的初始绑定
        /// </summary>
        private void InitBind()
        {
            Song.Entities.Outline[] outline = Business.Do<IOutline>().OutlineAll(couid, null);
            DataTable dt = WeiSha.WebControl.Tree.ObjectArrayToDataTable.To(outline);
            WeiSha.WebControl.Tree.DataTableTree tree = new WeiSha.WebControl.Tree.DataTableTree();
            tree.IdKeyName = "Ol_ID";
            tree.ParentIdKeyName = "Ol_PID";
            tree.TaxKeyName = "Ol_Tax";
            tree.Root = 0;
            dt = tree.BuilderTree(dt);
            ddlOutline.DataSource = dt;
            this.ddlOutline.DataTextField = "Ol_Name";
            this.ddlOutline.DataValueField = "Ol_ID";
            ddlOutline.DataBind();
            this.ddlOutline.Items.Insert(0, new ListItem("-- 顶级章节 --", "0"));
        }

        private void fill()
        {
            Song.Entities.Outline mm;
            if (id > 0)
            {
                mm = Business.Do<IOutline>().OutlineSingle(id);
                //是否显示
                cbIsUse.Checked = mm.Ol_IsUse;
                cbIsFree.Checked = mm.Ol_IsFree;  //是否免费
                cbIsFinish.Checked = mm.Ol_IsFinish;    //是否完结
                //上级章节
                ListItem li = ddlOutline.Items.FindByValue(mm.Ol_PID.ToString());
                if (li != null)
                {
                    ddlOutline.SelectedIndex = -1;
                    li.Selected = true;
                }
                //唯一标识
                ViewState["UID"] = mm.Ol_UID;
                //是否为直播课
                cbIsLive.Checked = mm.Ol_IsLive;
                tbLiveTime.Text = mm.Ol_LiveTime < DateTime.Now.AddYears(-100) ? "" : mm.Ol_LiveTime.ToString("yyyy-MM-dd HH:mm");
                tbLiveSpan.Text = mm.Ol_LiveSpan == 0 ? "" : mm.Ol_LiveSpan.ToString();
                //排序号
                Ol_Tax.Text = mm.Ol_Tax.ToString();
            }
            else
            {
                //如果是新增
                mm = new Song.Entities.Outline();
                ViewState["UID"] = WeiSha.Common.Request.UniqueID();
            }
            //标题
            Ol_Name.Text = mm.Ol_Name;
            
            //简介
            Ol_Intro.Text = mm.Ol_Intro; 
        }
        protected void btnEnter_Click(object sender, EventArgs e)
        {
            Song.Entities.Outline ol = id < 1 ? new Song.Entities.Outline() : Business.Do<IOutline>().OutlineSingle(id);
            try
            {
                if (ol == null) return;
                //名称
                if (string.IsNullOrWhiteSpace(Ol_Name.Text.Trim())) throw new Exception("名称不可以为空");
                ol.Ol_Name = Ol_Name.Text.Trim();
                //简介
                ol.Ol_Intro = Ol_Intro.Text;
                //上级章节
                int pid = 0;
                int.TryParse(ddlOutline.SelectedValue, out pid);                
                ol.Ol_PID = pid;

                ol.Ol_IsUse = cbIsUse.Checked;  //是否启用
                ol.Ol_IsFree = cbIsFree.Checked;  //免费
                ol.Ol_IsFinish = cbIsFinish.Checked;    //完结
                //所属课程
                ol.Cou_ID = couid;
                Song.Entities.Course cou = Business.Do<ICourse>().CourseSingle(couid);
                if (cou != null) ol.Sbj_ID = cou.Sbj_ID;
                //是否为直播
                ol.Ol_IsLive = cbIsLive.Checked;
                DateTime timeLive = DateTime.Now;   //直播开始时间
                DateTime.TryParse(tbLiveTime.Text, out timeLive);
                ol.Ol_LiveTime = timeLive;  //
                int liveSpan = 0;       //直播计划时长
                int.TryParse(tbLiveSpan.Text, out liveSpan);
                ol.Ol_LiveSpan = liveSpan;
                //排序号
                int tax = 0;
                if (Ol_Tax.Text.Trim() != "")
                {
                    int.TryParse(Ol_Tax.Text, out tax);
                    ol.Ol_Tax = tax;
                }
                ////全局唯一ID
                //ol.Ol_UID = getUID();
                try
                {
                    if (id < 1)
                    {
                        //新增
                        Business.Do<IOutline>().OutlineAdd(ol);
                    }
                    else
                    {
                        Business.Do<IOutline>().OutlineSave(ol);
                    }
                    Master.AlertCloseAndRefresh("操作完成");
                }
                catch
                {
                    throw;
                }
            }
            catch (Exception ex)
            {
                Alert(ex.Message);
            }
        }
    }
}