using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using WebLib;

namespace Education.Forms.溝通記錄
{
    public partial class 溝通記錄附件 : FormBase
    {
        private int id;
        private DAC_檔案圖示 Dao檔案圖示;
        private DAC_訓練溝通記錄附件 Dao訓練溝通記錄附件;
        private DAC_訓練溝通記錄 Dao訓練溝通記錄;
        private string 圖檔儲存路徑;

        protected void Page_Load(object sender, EventArgs e)
        {
            FunctionName = "溝通紀錄附件管理";
            id = DAC.GetInt32(Request["id"]);
            Dao檔案圖示 = new DAC_檔案圖示();
            Dao訓練溝通記錄附件 = new DAC_訓練溝通記錄附件(conn);
            Dao訓練溝通記錄 = new DAC_訓練溝通記錄(conn);
            圖檔儲存路徑 = Server.MapPath(Education.PublicVariable.溝通記錄上傳路徑);

            RegisterPostbackTrigger(btnInsert);

            if (!IsPostBack)
            {
                var 訓練溝通記錄 = Dao訓練溝通記錄.SelectOne(id).FirstOrDefault();
                if (訓練溝通記錄 != null)
                {
                    var 訓練課程企劃 = new DAC_訓練課程企劃().SelectOne(訓練溝通記錄.訓練課程企劃編號).FirstOrDefault();
                    if (訓練課程企劃 != null)                    
                        lb課程.Text = $"[{訓練課程企劃.顯示編號}] [{訓練課程企劃.訓練日期, 0:yyyy-MM-dd}]{訓練課程企劃.訓練名稱}";
                    lb溝通歷程.Text = new DAC_訓練溝通記錄歷程().GetName(訓練溝通記錄.溝通歷程);
                    lb檢附資料參考.Text = GetData.取得檢附資料參考(訓練溝通記錄.溝通歷程.ToString());
                }
            }
            else
            {
                gv訓練溝通記錄附件.DataBind();
            }

            (Master as PopupForm).RefreshOpener = true;
        }

        protected string GetAttachImageUrl(object o編號, object o檔案名稱, object o副檔名)
        {
            var 編號 = DAC.GetInt32(o編號);
            var 檔案名稱 = DAC.GetString(o檔案名稱);
            var 副檔名 = DAC.GetString(o副檔名);
            var icon = Dao檔案圖示.GetName(副檔名.ToLower());
            if (icon == String.Empty)
                icon = "file.png";
            return ResolveClientUrl($"~/picture/{icon}");
        }

        protected void gv訓練溝通記錄附件_RowDataBound(object sender, GridViewRowEventArgs e)
        {
            if (e.Row.RowType == DataControlRowType.DataRow)
            {
                var hlItem = e.Row.Cells[3].FindControl("hlItem") as HyperLink;
                hlItem.Attributes.Add("onclick", $"OpenAttachment({(e.Row.DataItem as 訓練溝通記錄附件Item)?.編號});");
            }
        }

        protected void btnInsert_Click(object sender, EventArgs e)
        {
            if (!IsValid)
                return;

            var fileName = fu檔案上傳.FileName;
            var fileExt = Path.GetExtension(fu檔案上傳.FileName).ToLower();
            if (fileExt.StartsWith("."))
                fileExt = fileExt.Substring(1);    

            var newValue = new 訓練溝通記錄附件Item()
            {
                訓練溝通記錄編號 = id,
                標題 = txt標題.Text,
                檔案名稱 = fileName,
                副檔名 = fileExt,
                ContentType = fu檔案上傳.PostedFile.ContentType
            };

            Dao訓練溝通記錄附件.InsertOne(newValue);

            string savePath = String.Format("{0}{1}", 圖檔儲存路徑, id);
            if (!Directory.Exists(savePath))
                Directory.CreateDirectory(savePath);

            var tFullName = String.Format("{0}\\{1:000000}.{2}", savePath, newValue.編號, fileExt);
            fu檔案上傳.PostedFile.SaveAs(tFullName);

            gv訓練溝通記錄附件.DataBind();
        }

        protected void ds訓練溝通記錄附件Grid_ObjectCreating(object sender, ObjectDataSourceEventArgs e)
        {
            e.ObjectInstance = Dao訓練溝通記錄附件;
        }

        protected void gv訓練溝通記錄附件_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {
            int 訓練溝通記錄編號 = DAC.GetInt32(e.Keys["訓練溝通記錄編號"]);
            int 編號 = DAC.GetInt32(e.Keys["編號"]);
            string 副檔名 = DAC.GetString(e.Keys["副檔名"]);
            string fileName1 = String.Format("{0}{1}\\{2:000000}.{3}", 圖檔儲存路徑, 訓練溝通記錄編號, 編號, 副檔名);
            if (File.Exists(fileName1))
                File.Delete(fileName1);
        }

        protected void CustomValidator1_ServerValidate(object source, ServerValidateEventArgs args)
        {
            args.IsValid = fu檔案上傳.HasFile;
        }
    }
}