using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.IO;
using System.Data.OleDb;
using System.Data.SqlClient;

namespace DSWeb
{
    public partial class ImportDemo : System.Web.UI.Page
    {
        private HttpFileCollection files;
        private int fileCount;
        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void btn_import_Click(object sender, EventArgs e)
        {
            string Extension = "";
            string SavedName = "";
            string upname = "";
            string savedpath = "";
            string realname = "";
            string virtualname = "";
            string path = "";
            string OppPath = "TempFiles";
            OppPath += "/";
            string AbsPath = Server.MapPath(OppPath);
            files = HttpContext.Current.Request.Files;

            if (!Directory.Exists(Server.MapPath(OppPath)))
            {
                Directory.CreateDirectory(Server.MapPath(OppPath));
            }

            for (fileCount = 0; fileCount < files.Count; fileCount++)
            {
                HttpPostedFile postedFile = files[fileCount];
                string fileName;
                fileName = System.IO.Path.GetFileName(postedFile.FileName);
                if (fileName != string.Empty)
                {
                    Extension = System.IO.Path.GetExtension(fileName);
                    ////取上传文件的文件名
                    upname = System.IO.Path.GetFileName(fileName);
                    //系统自动产生的日期型文件名
                    SavedName = string.Format("{0:yyyyMMddHHmmss}", System.DateTime.Now);
                    ////把文件保存到UploadFile文件中
                    dvResult.InnerHtml += AbsPath + SavedName + upname;
                    postedFile.SaveAs(AbsPath + SavedName + upname);
                    dvResult.InnerHtml += "&nbsp;true";
                    virtualname += OppPath + SavedName + upname + ",";
                    realname += upname + ",";
                    path = savedpath;

                    string strOldDb = "Provider=Microsoft.Jet.OLEDB.4.0;Extended Properties=Excel 8.0;Data Source=";
                    dvResult.InnerHtml += strOldDb + AbsPath + SavedName + upname;
                    OleDbConnection OleCon = new OleDbConnection(strOldDb+AbsPath + SavedName + upname);
                    OleDbDataAdapter OleDAp = new OleDbDataAdapter("SELECT  * FROM  [Sheet1$] ", OleCon);
                    DataSet ds = new DataSet();
                    OleDAp.Fill(ds);
                    dvResult.InnerHtml += "&nbsp;true";

                    this.GridView1.DataSource = ds;
                    this.GridView1.DataBind();
                }
            }
        }

        protected void btn_in_Click(object sender, EventArgs e)
        {
            //若此处未加逻辑判断，如果excel文件不存在则程序将会报异常
            if (System.IO.File.Exists(MapPath("TempFile")))
            {

                //OleDbConnection OleCon = new OleDbConnection(ExcelStr + MapPath("TempFile"));
                //OleDbDataAdapter OleDAp = new OleDbDataAdapter("SELECT  prgName,PlayTime,prgColumn FROM  [Sheet1$] ", OleCon);
                //DataSet ds = new DataSet();
                //OleDAp.Fill(ds);

                //string prgName, playTime, prgColumn, sSQL;
                //SqlConnection conn = new SqlConnection(System.Configuration.ConfigurationSettings.AppSettings["SqlString"]);
                //conn.Open();
                //SqlCommand cmd;
                //try
                //{

                //    foreach (DataRow dr in ds.Tables[0].Rows)
                //    {

                //        prgName = dr["prgName"].ToString();
                //        playTime = dr["PlayTime"].ToString();
                //        prgColumn = dr["prgColumn"].ToString();

                //        //sSQL = "Insert Into Ax_Program (prgName,PlayTime,prgColumn,prgComment) Values ('" + prgName + "','" + playTime + "','" + prgColumn + "','" + DateTime.Now.ToString("yyyy-MM-dd HH:mm") + "Excel导入')";
                //        cmd = new SqlCommand(sSQL, conn);
                //        cmd.CommandType = CommandType.Text;
                //        cmd.ExecuteNonQuery();
                //        cmd.Dispose();

                //    }
                //}
                //catch (Exception)
                //{
                //    Response.Write("<script language='javascript'>window.alert('导入失败')</script>;");
                //    return;
                //}
                //finally
                //{

                //    conn.Close();
                //    conn.Dispose();
                //}
                //Response.Write("<script language='javascript'>window.alert('导入成功')</script>;");
                //ExlDataGrid.Visible = false;

                //OpenAndBindNew();

                //lbWarning.Visible = false;
                //lbWarningS.Visible = true;
                //lbWarningS.Text = "本此操作导入的节目信息";
            }
            else
            {
                Response.Write("<script language='javascript'>window.alert('Excel文件不存在!')</script>;");
            }

        }
    }
}