格式转换导入excel文件

    #region 读取 保存 excel信息
    void ExcelToData(string filePath)
    {
        #region 获取excel文档信息
        string strConn = "Provider=Microsoft.Jet.OleDb.4.0;" + "data source=" + filePath + ";Extended Properties=\"Excel 8.0;HDR=NO;IMEX=1\"";
        DataSet ds = new DataSet();
        DataTable dtnew = null;
        int count = 0;
        using (OleDbConnection objConn = new OleDbConnection(strConn))
        {
            objConn.Open();
            DataTable schemaTable = objConn.GetOleDbSchemaTable(System.Data.OleDb.OleDbSchemaGuid.Tables, null);
            string tableName = schemaTable.Rows[0][2].ToString().Trim();
            string strSql = "SELECT * FROM [" + tableName + "]";
            OleDbCommand objCmd = new OleDbCommand(strSql, objConn);
            OleDbDataAdapter sqlada = new OleDbDataAdapter();
            sqlada.SelectCommand = objCmd;
            sqlada.Fill(ds);
        }
        #endregion

        #region 去除手机重复
        DataTable dtold = ds.Tables[0];
        dtold.Rows[0].Delete();//删除标题行
        DataTable dtnewmobile = SelectDistinctByField(dtold, "F6");
        #endregion

        #region 去除帐号重复
        DataTable dtnewaccount = SelectDistinctByField(dtnewmobile, "F11");
        #endregion

        #region 去除email重复
        dtnew = SelectDistinctByField(dtnewaccount, "F19");
        #endregion

        //过滤掉的重复行数
        count += dtold.Rows.Count - dtnew.Rows.Count;
        DataTable dt = GetCustomerData();

        #region 定义些变量存储客户信息

        string sex = string.Empty;
        string brithday_y = string.Empty;
        string brithday_m = string.Empty;
        string brithday_d = string.Empty;
        string fromid = string.Empty;
        string jobtypeid = string.Empty;
        string provinceid = string.Empty;
        string cityid = string.Empty;
        int IsPrivate = 0;
        int type = 1;

        #endregion

        #region 信息判断 保存
        int cou = 0, same = 0, isnull = 0;
        Transaction t = new Transaction();
        foreach (DataRow dr in dtnew.Rows)
        {
            if (Convert.ToString(dr[0]).Trim() == "" && Convert.ToString(dr[1]).Trim() == ""
                && Convert.ToString(dr[2]).Trim() == "" && Convert.ToString(dr[3]).Trim() == ""
                && Convert.ToString(dr[4]).Trim() == "" && Convert.ToString(dr[5]).Trim() == ""
                && Convert.ToString(dr[6]).Trim() == "" && Convert.ToString(dr[7]).Trim() == ""
                && Convert.ToString(dr[8]).Trim() == "" && Convert.ToString(dr[9]).Trim() == ""
                && Convert.ToString(dr[10]).Trim() == "" && Convert.ToString(dr[11]).Trim() == ""
                && Convert.ToString(dr[12]).Trim() == "" && Convert.ToString(dr[13]).Trim() == ""
                && Convert.ToString(dr[14]).Trim() == "" && Convert.ToString(dr[15]).Trim() == ""
                && Convert.ToString(dr[16]).Trim() == "" && Convert.ToString(dr[17]).Trim() == ""
                && Convert.ToString(dr[18]).Trim() == "" && Convert.ToString(dr[19]).Trim() == ""
                && Convert.ToString(dr[20]).Trim() == "" && Convert.ToString(dr[21]).Trim() == ""
                && Convert.ToString(dr[22]).Trim() == "" && Convert.ToString(dr[23]).Trim() == "")
            {
                break;
            }

            #region 客户信息

            sex = Convert.ToString(dr[3]);
            brithday_y = Convert.ToString(dr[12]);
            brithday_m = Convert.ToString(dr[13]);
            brithday_d = Convert.ToString(dr[14]);

            //添加客户出境信息
            if (this.CurrentQyml.ZfxInfoPostType == 8)
            {
                fromid = Convert.ToString(dr[28]);
                jobtypeid = Convert.ToString(dr[29]);
                provinceid = Convert.ToString(dr[30]);
                cityid = Convert.ToString(dr[31]);
            }
            else
            {
                fromid = Convert.ToString(dr[21]);
                jobtypeid = Convert.ToString(dr[22]);
                provinceid = Convert.ToString(dr[23]);
                cityid = Convert.ToString(dr[24]);
            }

            type = int.Parse(this.IntoDDLType.SelectedValue);
            IsPrivate = IntoIsPrivate.Checked ? 1 : 0;

            Line_TCPF_CustomerEntity custom = new Line_TCPF_CustomerEntity();
            custom.Address = Convert.ToString(dr[7]);
            custom.B2C_UserId = Supplier.MemberId;
            DateTime brithday = DateTime.MaxValue;
            if (brithday_d != "" && brithday_m != "" && brithday_y != "" &&
                DateTime.TryParse(brithday_y + "-" + brithday_m + "-" + brithday_d, out brithday))
            {
                custom.BirthdayDay = brithday.Day;
                custom.BirthdayMonth = brithday.Month;
                custom.BirthdayYear = brithday.Year;
                custom.IsSMSBirthday = 1;
            }
            custom.CertNo = Convert.ToString(dr[17]);
            custom.CompanyName = Convert.ToString(dr[0]);
            custom.CompanyPhone = Convert.ToString(dr[4]);
            custom.CreateDate = DateTime.Now;
            custom.Creator = CurrentUser.Truename;
            custom.Fax = Convert.ToString(dr[6]);
            custom.Flag = 1;
            if (sex != string.Empty && (sex == "0" || sex == "1"))
                custom.Gender = Convert.ToInt16(sex);
            else
                custom.Gender = sex == "男" ? 1 : 0;
            custom.LastIP = "";
            custom.LastTime = DateTime.Now;
            custom.LoginTimes = 0;
            custom.Mobile = Convert.ToString(dr[5]);
            custom.MSN = Convert.ToString(dr[16]);
            custom.Name = Convert.ToString(dr[1]);
            custom.Account = Convert.ToString(dr[10]);
            custom.Password = Convert.ToString(dr[11]);
            custom.Position = Convert.ToString(dr[2]);
            custom.Postcode = Convert.ToString(dr[8]);
            custom.QQ = Convert.ToString(dr[15]);
            custom.Remark = Convert.ToString(dr[9]);
            custom.Type = type > 1 ? type : 1;
            custom.IsPrivate = CommonMethod.ConvertToInt(IsPrivate, 0);
            custom.CreateId = CurrentUser.Id;
            custom.Email = Convert.ToString(dr[18]);
            custom.Amount = CommonMethod.ConvertToDecimal(Convert.ToString(dr[19]), 0);
            custom.FirstConsumeDate = CommonMethod.ConvertToDateTime(dr[20], DateTime.MaxValue);
            custom.FromId = BusinessFacade.CustomerFacade.GetCusSourceIdByName(fromid);
            custom.JobTypeId = BusinessFacade.CustomerFacade.GetCusJobTypeIdByName(jobtypeid);
            custom.ProvinceId = BusinessFacade.ProvinceCity.Intance().GetProvinceIdByProvinceName(provinceid);

            custom.CityId = BusinessFacade.ProvinceCity.Intance().GetCityIdByCityName(cityid);
            //添加客户出境信息
            if (this.CurrentQyml.ZfxInfoPostType == 8)
            {
                custom.Place = Convert.ToString(dr[21]);
                custom.EngFirst = Convert.ToString(dr[22]);
                custom.EngLast = Convert.ToString(dr[23]);
                custom.PassportNo = Convert.ToString(dr[24]);
                custom.PassportFrom = Convert.ToString(dr[25]);
                DateTime beginDate = DateTime.MinValue;
                DateTime expireDate = DateTime.MinValue;
                DateTime.TryParse(Convert.ToString(dr[26]), out beginDate);
                DateTime.TryParse(Convert.ToString(dr[27]), out expireDate);
                custom.PassportBeginDate = beginDate;
                custom.PassportExpireDate = expireDate;
            }
            #endregion

            bool nullname = true;
            bool thesame = true;
            if (custom.Name.Trim().Length == 0)
            {
                isnull++;           //客户名为空的数量
                nullname = false;
            }
            else if ((custom.Mobile.Trim().Length > 0 && dt.Select(" Mobile='" + custom.Mobile.Trim() + "'").Length > 0)
                || (custom.Account.Trim().Length > 0 && dt.Select(" Account='" + custom.Account.Trim() + "'").Length > 0)
                || (custom.Email.Trim().Length > 0 && dt.Select(" Email='" + custom.Email.Trim() + "'").Length > 0))
            {
                same++;
                thesame = false;
            }

            if (nullname && thesame)
            {
                t.AddSaveObject(custom);
                cou++;
            }
        }
        try
        {
            t.Process();
            string alert = cou.ToString() + "条数据成功导入！";
            if (isnull > 0)
            {
                alert += isnull.ToString() + "条数据因联系人为空未被导入！";
            }
            if (same + count > 0)
            {
                alert += (same + count).ToString() + "条数据因数据重复未被导入！";
            }
            Alert(alert);
        }
        catch (Exception ex)
        {
            t.RollBack();
            Alert("抱歉：导入出错！" + ex.Message);
        }
        #endregion
    }
    #endregion