using System;
using System.Collections.Generic;
using System.Data;
using System.Data.OleDb;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using MESClassLibrary.BLL.BasicInfo;
using MESClassLibrary.BLL.Log;
using MESClassLibrary.EFModel;
using MESWebSite.Tool;

namespace MESWebSite.Manage
{
    public partial class PaintColorInfo : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (Request.Cookies["LoginUserInfo"] == null)
            {
                Response.Write("<script language=javascript>alert('您的登录信息已过期，请重新登录！');top.location.href='../Login.aspx';</script>");
            }
        }

        protected void ImportExcel_Click(object sender, EventArgs e)
        {
            try
            {
                if (input01.PostedFile.ContentLength > 0)
                {
                    string strUrl = "../Excel/";
                    if (Directory.Exists(Server.MapPath(strUrl)) == false)
                    {
                        Directory.CreateDirectory(Server.MapPath(strUrl));
                    }
                    String fileExtension = System.IO.Path.GetExtension(input01.PostedFile.FileName).ToLower();
                    String fileName = DateTime.Now.ToString("yyyyMMddHHmmssfff") + fileExtension;
                    input01.PostedFile.SaveAs(Server.MapPath(strUrl) + fileName);
                    string excelPath = Server.MapPath(strUrl) + fileName;
                    DataTable dt = null;

                    #region 校验文件

                    try
                    {
                        dt = GetExcelTableByOleDB(excelPath, "Sheet1");
                        if (dt != null && dt.Rows.Count > 1)
                        {

                        }
                        else
                        {
                            ClientScript.RegisterStartupScript(this.GetType(), "tishi", "<script type='text/javascript'>$.messager.alert('提示', '模板内容为空', 'warning');</script>");
                            return;
                        }
                    }
                    catch (Exception ex)
                    {
                        LogErrBLL.AddInfo(ex.ToString(), MethodBase.GetCurrentMethod());
                        return;
                    }

                    #endregion

                    PaintColorInfoBLL bll = new PaintColorInfoBLL();
                    List<tb_PaintColorInfo> list = new List<tb_PaintColorInfo>();
                    tb_PaintColorInfo md = new tb_PaintColorInfo();
                    ColorBLL cbll=new ColorBLL();
                    ProductBLL pbll=new ProductBLL();

                    #region 校验数据

                    if (dt != null && dt.Rows.Count > 0)
                    {
                        for (int i = 1; i < dt.Rows.Count; i++)
                        {
                            #region 值校验

                            string color = dt.Rows[i][0].ToString();
                            if (color == "")
                            {
                                ClientScript.RegisterStartupScript(this.GetType(), "tishi", "<script type='text/javascript'>$.messager.alert('提示', '第" + i.ToString() + "行，颜色为空，故无法导入', 'warning');</script>");
                                return;
                            }
                            string paintNo = dt.Rows[i][1].ToString();
                            if (paintNo == "")
                            {
                                ClientScript.RegisterStartupScript(this.GetType(), "tishi", "<script type='text/javascript'>$.messager.alert('提示', '第" + i.ToString() + "行，油漆件零件号为空，故无法导入', 'warning');</script>");
                                return;
                            }

                            string stockNo = dt.Rows[i][2].ToString();
                            if (stockNo == "")
                            {
                                ClientScript.RegisterStartupScript(this.GetType(), "tishi", "<script type='text/javascript'>$.messager.alert('提示', '第" + i.ToString() + "行，塑件存货代码为空，故无法导入', 'warning');</script>");
                                return;
                            }

                            #endregion

                            #region 逻辑校验

                            if (!cbll.IsExist(color))
                            {
                                ClientScript.RegisterStartupScript(this.GetType(), "提示", "<script type='text/javascript'>$.messager.alert('提示', '第" + i.ToString() + "行，颜色系统中不存在，故无法导入', 'warning');</script>");
                                return;
                            }


                            DataTable dt1 = pbll.SearchInfoByPartNo(paintNo);
                            if (dt1 != null && dt1.Rows.Count > 0)
                            {

                            }
                            else
                            {
                                ClientScript.RegisterStartupScript(this.GetType(), "提示", "<script type='text/javascript'>$.messager.alert('提示', '第" + i.ToString() + "行，油漆件零件号在系统中不存在，故无法导入', 'warning');</script>");
                                return;
                            }

                            DataTable dt2 = pbll.SearchInfoByStock(stockNo);
                            if (dt2 != null && dt2.Rows.Count > 0)
                            {

                            }
                            else
                            {
                                ClientScript.RegisterStartupScript(this.GetType(), "提示", "<script type='text/javascript'>$.messager.alert('提示', '第" + i.ToString() + "行，塑件存货代码在系统中不存在，故无法导入', 'warning');</script>");
                                return;
                            }

                            if (bll.IsExist(paintNo))
                            {
                                ClientScript.RegisterStartupScript(this.GetType(), "提示", "<script type='text/javascript'>$.messager.alert('提示', '第" + i.ToString() + "行，油漆件零件号在系统中已存在，故无法导入', 'warning');</script>");
                                return;
                            }
                            
                            #endregion

                            var info = Request.Cookies.Get("LoginUserInfo");
                            if (info != null)
                            {
                                md.UserID = info["UserID"].ToUpper();
                            }

                            md.ID = Guid.NewGuid().ToString();
                            md.Color = color;
                            md.Paint_No = paintNo;
                            //md.OutDes = dt.Rows[i][3].ToString();
                            md.StockNo = stockNo;

                            list.Add(md);
                        }
                    }

                    #endregion

                    #region 存储数据

                    try
                    {
                        bool flag = false;
                        if (list.Count > 0)
                        {
                            foreach (var item in list)
                            {
                                flag = bll.AddInfo(item);
                            }
                        }
                        if (flag == true)
                        {
                            ClientScript.RegisterStartupScript(this.GetType(), "提示", "<script type='text/javascript'>$.messager.alert('提示','导入成功!', 'warning');</script>");
                        }
                        else
                        {
                            ClientScript.RegisterStartupScript(this.GetType(), "提示", "<script type='text/javascript'>$.messager.alert('提示','导入失败!', 'warning');</script>");
                        }

                    }
                    catch (Exception ex)
                    {
                        LogErrBLL.AddInfo(ex.ToString(), MethodBase.GetCurrentMethod());
                    }

                    #endregion
                }
            }
            catch (Exception ex)
            {
                LogErrBLL.AddInfo(ex.ToString(), MethodBase.GetCurrentMethod());
            }
        }

        public DataTable GetExcelTableByOleDB(string strExcelPath, string tableName)
        {
            OleDbConnection objConn = null;
            try
            {
                DataTable dtExcel = new DataTable();
                //数据表
                DataSet ds = new DataSet();
                //获取文件扩展名
                string strExtension = System.IO.Path.GetExtension(strExcelPath);
                string strFileName = System.IO.Path.GetFileName(strExcelPath);
                //Excel的连接

                switch (strExtension)
                {
                    case ".xls":
                        objConn = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + strExcelPath + ";" + "Extended Properties=\"Excel 8.0;HDR=NO;IMEX=1;\"");
                        break;
                    case ".xlsx":
                        objConn = new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + strExcelPath + ";" + "Extended Properties=\"Excel 12.0;HDR=NO;IMEX=1;\"");
                        break;

                    default:
                        objConn = null;
                        break;
                }
                if (objConn == null)
                {
                    return null;
                }
                try
                {
                    objConn.Open();
                }
                catch (Exception ex)
                {

                }

                //获取Excel中所有Sheet表的信息
                //System.Data.DataTable schemaTable = objConn.GetOleDbSchemaTable(System.Data.OleDb.OleDbSchemaGuid.Tables, null);
                //获取Excel的第一个Sheet表名
                //string tableName = schemaTable.Rows[0][2].ToString().Trim();
                string strSql = "select * from [" + tableName + "$]";
                //获取Excel指定Sheet表中的信息
                OleDbCommand objCmd = new OleDbCommand(strSql, objConn);
                OleDbDataAdapter myData = new OleDbDataAdapter(strSql, objConn);
                myData.Fill(ds, tableName);//填充数据
                objConn.Close();
                //dtExcel即为excel文件中指定表中存储的信息
                dtExcel = ds.Tables[tableName];
                return dtExcel;
            }
            catch (Exception ex)
            {
                if (objConn != null)
                {
                    objConn.Close();
                }

                return null;
            }
        }
    }
}