using System;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using WebLib;
using System.Web;
using System.Web.Services;
using System.Web.Script.Services;

namespace Education
{
    public partial class Default : FormBase
    {
        private DAC_場地遴選 Dao場地遴選;

        protected void Page_Load(object sender, EventArgs e)
        {
            FunctionName = "首頁";

            Dao場地遴選 = new DAC_場地遴選(conn);

            if (IsPostBack)
            {
                gv課程資訊.DataBind();
                rp課程剪影.DataBind();
                dl課程回饋.DataBind();
            }
        }

        protected void ds課程資訊_ObjectCreating(object sender, ObjectDataSourceEventArgs e)
        {
            e.ObjectInstance = new DAC_訓練課程企劃(conn);
        }

        protected void ds課程資訊_Selecting(object sender, ObjectDataSourceSelectingEventArgs e)
        {
            //DateTime d = new DateTime(DateTime.UtcNow.AddHours(8).Date.Year, DateTime.UtcNow.AddHours(8).Date.Month, 1);
            //e.InputParameters["訓練日期1"] = d;
            //e.InputParameters["訓練日期2"] = d.AddMonths(2).AddDays(-1);
        }

        protected string Get訓練地點(object 課程ID)
        {
            return GetData.取得選定場地(DAC.GetInt32(課程ID)).場地名稱;
        }

        protected string Get剩餘名額(object 課程ID, object 人數)
        {
            int 名額 = DAC.GetInt32(人數);
            int 已報名人數 = Dao課程報名.Get報名人數(DAC.GetInt32(課程ID));
            if (名額 > 已報名人數)
                return String.Format("{0}", 名額 - 已報名人數);
            else
                return "額滿";
        }

        protected void dl課程回饋_DataBinding(object sender, EventArgs e)
        {
        }

        protected void dl課程回饋_ItemDataBound(object sender, DataListItemEventArgs e)
        {
            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
            {
                if (e.Item.FindControl("btn展開") is LinkButton btn展開
                    && e.Item.FindControl("div心得") is HtmlControl div心得)
                {
                    btn展開.OnClientClick = String.Format("ShowHideContent(this, \"{0}\"); return false;", div心得.ClientID);
                }
            }
        }

        [WebMethod(EnableSession = true)]
        [ScriptMethod(ResponseFormat = ResponseFormat.Json)]
        public static string Heartbeat()
        {
            //讀取Session，避免逾時
            var chk = HttpContext.Current.Session[PublicVariable.UserId] as string;
            if (string.IsNullOrEmpty(chk))
                return "Session lost";
            return "OK";
        }
    }
}