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

namespace Education.Forms.自行登錄
{
  public partial class 持有證照 : FormBase
  {
    private bool fileOK = false;
    private string 文件上傳目錄;

    protected void Page_Load(object sender, EventArgs e)
    {
      FunctionName = "持有證照登錄";
      文件上傳目錄 = Server.MapPath(PublicVariable.證照上傳路徑);

      if (!Directory.Exists(文件上傳目錄))
        Directory.CreateDirectory(文件上傳目錄);

      Form_View = fv持有證照;
      Grid_View = gv持有證照;
      FormView_DataSource = ds持有證照Form;
      GridView_DataSource = ds持有證照Grid;

      AddTabButton(MultiView1, View處理, tab處理);
      AddTabButton(MultiView1, View查詢, tab查詢);

      if (IsPostBack)
      {
        Grid_View.DataBind();
        Form_View.DataBind();
      }
      else
      {
        ActivateTab(MultiView1, View處理);
      }
    }

    protected void btnSearch_Click(object sender, EventArgs e)
    {
      Grid_View.PageIndex = 0;
      Grid_View.DataBind();

      if (Grid_View.Rows.Count > 0)
      {
        ActivateTab(MultiView1, View處理);
      }
      else
      {
        lbMessage.Text = "沒有資料，請以其他查詢條件查詢！";
      }
    }

    protected void btnClear_Click(object sender, EventArgs e)
    {
      txt發證單位_Search.Text = "";
      txt證照名稱_Search.Text = "";
      txt證照字號_Search.Text = "";
    }

    protected override void FormView_DataBinding(object sender, EventArgs e)
    {
      base.FormView_DataBinding(sender, e);
      RegisterPostbackTrigger(Form_View.FindControl("btnUpload"));
    }

    protected override void FormView_ReadOnlyDataBound(object sender, EventArgs e)
    {
      base.FormView_ReadOnlyDataBound(sender, e);
      RegisterPostbackTrigger(Form_View.FindControl("btnUpload"));

      if (Form_View.DataItem != null)
      {
        string 員工編號 = (Form_View.DataItem as Education.持有證照).員工編號;
        int 序號 = (Form_View.DataItem as Education.持有證照).序號;
        string tFullName = String.Format("{0}{1}_{2}.jpg", 文件上傳目錄, 員工編號, 序號);

        /*
        if (Form_View.FindControl("lt附件檔案") != null)
        {
          if (File.Exists(tFullName))
          {
            FindControl<ITextControl>(Form_View, "lt附件檔案").Text =
              String.Format("<a href=\"{0}{1}_{2}.jpg\" target=\"_new\">下載附件檔案</a>",
                ResolveClientUrl(PublicVariable.證照上傳路徑), 員工編號, 序號);
          }
          else
          {
            FindControl<ITextControl>(Form_View, "lt附件檔案").Text = "尚未上傳檔案";
          }
        }
        */

      Image image1 = FindControl<Image>(Form_View, "Image1");
        if (image1 != null)
        {
          string[] tmp = image1.ImageUrl.Split('?');
          if (tmp.Length > 0 && !File.Exists(Server.MapPath(tmp[0])))
          {
            image1.ImageUrl = "~/picture/nopicture.jpg";
            image1.Attributes.Remove("onclick");
            image1.Style.Remove("cursor");
          }
          else
          {
            image1.Attributes.Add("onclick", GetOpenWindowJS("../Common/ShowLargePicture.aspx", "_picture", "pic",
              String.Format("{0}{1}_{2}.jpg", Education.PublicVariable.證照上傳路徑, 員工編號, 序號)));
            image1.Style.Add("cursor", "pointer");
          }
        }
      }
    }

    protected override void FormView_InsertDataBound(object sender, EventArgs e)
    {
      base.FormView_InsertDataBound(sender, e);
      FindControl<ITextControl>(Form_View, "txt員工編號").Text = UserId;
      FindControl<ITextControl>(Form_View, "txt員工編號X").Text = UserName;
    }

    protected override void FormView_EditDataBound(object sender, EventArgs e)
    {
      base.FormView_EditDataBound(sender, e);

      RadioButton rb1 = FindControl<RadioButton>(Form_View, "rb證照名稱1");
      RadioButton rb2 = FindControl<RadioButton>(Form_View, "rb證照名稱2");
      RadioButton rb3 = FindControl<RadioButton>(Form_View, "rb證照名稱3");
      RadioButton rb999 = FindControl<RadioButton>(Form_View, "rb證照名稱999");
      TextBox txt1 = FindControl<TextBox>(Form_View, "txt證照名稱");

      if (txt1.Text.CompareTo(rb1.Text) == 0)
      {
        rb1.Checked = true;
        txt1.Text = "";
      }
      else if (txt1.Text.CompareTo(rb2.Text) == 0)
      {
        rb2.Checked = true;
        txt1.Text = "";
      }
      else if (txt1.Text.CompareTo(rb3.Text) == 0)
      {
        rb3.Checked = true;
        txt1.Text = "";
      }
      else
      {
        rb999.Checked = true;
      }
    }

    protected override void FormView_ItemCommand(object sender, FormViewCommandEventArgs e)
    {
      base.FormView_ItemCommand(sender, e);

      string[] args = e.CommandArgument.ToString().Split('|');
      string 員工編號 = String.Empty;
      int 序號 = -1;

      if (args.Length > 0)
        員工編號 = args[0];
      if (args.Length > 1)
        序號 = DAC.GetInt32(args[1]);

      switch (e.CommandName)
      {
        case "上傳附件":
          if (員工編號 == String.Empty || 序號 == -1)
            return;

          FileUpload fuFile = FindControl<FileUpload>(Form_View, "fu附件檔案");
          檢查上傳照片(fuFile);
          儲存上傳文件(fuFile, 員工編號, 序號);
          Form_View.DataBind();
          break;
        case "刪除附件":
        case "Delete":
          if (員工編號 == String.Empty || 序號 == -1)
            return;

          string fileName = String.Format("{0}{1}_{2}.jpg", 文件上傳目錄, 員工編號, 序號);
          if (File.Exists(fileName))
            File.Delete(fileName);
          fileName = String.Format("{0}T_{1}_{2}.jpg", 文件上傳目錄, 員工編號, 序號);
          if (File.Exists(fileName))
            File.Delete(fileName);

          Form_View.DataBind();
          break;
      }
    }

    private void 檢查上傳照片(FileUpload fu)
    {
      // 處理上傳照片
      string ext = "";

      if (fu.HasFile && fu.PostedFile.ContentType.ToLower().IndexOf("image") >= 0)
      {
        // 檢查副檔名
        ext = Path.GetExtension(fu.FileName).ToLower();
        String[] allowedExt = { ".gif", ".jpeg", ".jpg", ".png" };
        for (int i = 0; i < allowedExt.Length; i++)
        {
          if (ext == allowedExt[i])
          {
            fileOK = true;
          }
        }

        // 檢查檔案大小
        if (fileOK && fu.PostedFile.ContentLength < 5242880)
          fileOK = true;
        else
          fileOK = false;
      }
      else
      {
        fileOK = false;
      }
    }

    protected void 儲存上傳文件(FileUpload fu, string 員工編號, int 序號)
    {
      if (fileOK)
      {
        try
        {
          string tFullName = String.Format("{0}T_{1}_{2}.jpg", 文件上傳目錄, 員工編號, 序號);
          MemoryStream ms = PictureProcess.縮圖(fu.PostedFile.InputStream, 300, 300);
          File.WriteAllBytes(tFullName, ms.ToArray());

          tFullName = String.Format("{0}{1}_{2}.jpg", 文件上傳目錄, 員工編號, 序號);
          ms = PictureProcess.縮圖(fu.PostedFile.InputStream, 2000, 2000);
          File.WriteAllBytes(tFullName, ms.ToArray());
          ms.Dispose();
        }
        catch
        {
          throw;
        }
      }
    }

    protected void CustomValidator1_ServerValidate(object source, ServerValidateEventArgs args)
    {
      args.IsValid = false;

      Control container = (source as Control).Parent;
      RadioButton rb1 = FindControl<RadioButton>(container, "rb證照名稱1");
      RadioButton rb2 = FindControl<RadioButton>(container, "rb證照名稱2");
      RadioButton rb3 = FindControl<RadioButton>(container, "rb證照名稱3");
      RadioButton rb999 = FindControl<RadioButton>(container, "rb證照名稱999");
      TextBox txt1 = FindControl<TextBox>(container, "txt證照名稱");

      if (rb1.Checked)
      {
        txt1.Text = rb1.Text;
        args.IsValid = true;
      }
      else if (rb2.Checked)
      {
        txt1.Text = rb2.Text;
        args.IsValid = true;
      }
      else if (rb3.Checked)
      {
        txt1.Text = rb3.Text;
        args.IsValid = true;
      }
      else if (rb999.Checked)
      {
        args.IsValid = txt1.Text.Trim().Length > 0;
      }
    }

    protected void ds持有證照Grid_Selecting(object sender, ObjectDataSourceSelectingEventArgs e)
    {
      e.InputParameters["員工編號"] = UserId;
    }
  }
}