using BLL;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.OleDb;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace FineUIPro.Web.CQMS.Comprehensive
{
    public partial class DataDistributionDataIn : PageBase
    {
        #region 定义变量
        /// <summary>
        /// 上传预设的虚拟路径
        /// </summary>
        private string initPath = Const.ExcelUrl;
        

        /// <summary>
        /// 错误集合
        /// </summary>
        public static List<Model.ErrorInfo> errorInfos = new List<Model.ErrorInfo>();
        #endregion

        #region 加载
        /// <summary>
        /// 加载页面
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                this.hdCheckResult.Text = string.Empty;
                this.hdFileName.Text = string.Empty;
                if (errorInfos != null)
                {
                    errorInfos.Clear();
                }
            }
        }
        #endregion

        #region 审核
        /// <summary>
        /// 审核
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnAudit_Click(object sender, EventArgs e)
        {
            try
            {
                if (this.fuAttachUrl.HasFile == false)
                {
                    ShowNotify("请您选择Excel文件！", MessageBoxIcon.Warning);
                    return;
                }
                string IsXls = Path.GetExtension(this.fuAttachUrl.FileName).ToString().Trim().ToLower();
                if (IsXls != ".xls")
                {
                    ShowNotify("只可以选择Excel文件！", MessageBoxIcon.Warning);
                    return;
                }
                if (errorInfos != null)
                {
                    errorInfos.Clear();
                }
                string rootPath = Server.MapPath("~/");
                string initFullPath = rootPath + initPath;
                if (!Directory.Exists(initFullPath))
                {
                    Directory.CreateDirectory(initFullPath);
                }

                this.hdFileName.Text = BLL.Funs.GetNewFileName() + IsXls;
                string filePath = initFullPath + this.hdFileName.Text;
                this.fuAttachUrl.PostedFile.SaveAs(filePath);
                ImportXlsToData(rootPath + initPath + this.hdFileName.Text);
            }
            catch (Exception ex)
            {
                ShowNotify("'" + ex.Message + "'", MessageBoxIcon.Warning);
            }
        }

        #region 读Excel提取数据
        /// <summary>
        /// 从Excel提取数据--》Dataset
        /// </summary>
        /// <param name="filename">Excel文件路径名</param>
        private void ImportXlsToData(string fileName)
        {
            try
            {
                string oleDBConnString = String.Empty;
                oleDBConnString = "Provider=Microsoft.Jet.OLEDB.4.0;";
                oleDBConnString += "Data Source=";
                oleDBConnString += fileName;
                oleDBConnString += ";Extended Properties=Excel 8.0;";
                OleDbConnection oleDBConn = null;
                OleDbDataAdapter oleAdMaster = null;
                DataTable m_tableName = new DataTable();
                DataSet ds = new DataSet();

                oleDBConn = new OleDbConnection(oleDBConnString);
                oleDBConn.Open();
                m_tableName = oleDBConn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null);

                if (m_tableName != null && m_tableName.Rows.Count > 0)
                {

                    m_tableName.TableName = m_tableName.Rows[0]["TABLE_NAME"].ToString().Trim();

                }
                string sqlMaster;
                sqlMaster = " SELECT *  FROM [" + m_tableName.TableName + "]";
                oleAdMaster = new OleDbDataAdapter(sqlMaster, oleDBConn);
                oleAdMaster.Fill(ds, "m_tableName");
                oleAdMaster.Dispose();
                oleDBConn.Close();
                oleDBConn.Dispose();

                AddDatasetToSQL(ds.Tables[0], 10);
                hdCheckResult.Text = "1";
            }
            catch (Exception exc)
            {
                Response.Write(exc);
                //return null;
                // return dt;
            }
            finally
            {

            }
        }
        #endregion

        #region 将Dataset的数据导入数据库
        /// <summary>
        /// 将Dataset的数据导入数据库
        /// </summary>
        /// <param name="pds">数据集</param>
        /// <param name="Cols">数据集行数</param>
        /// <returns></returns>
        private bool AddDatasetToSQL(DataTable pds, int Cols)
        {
            string result = string.Empty;
            int ic, ir;
            ic = pds.Columns.Count;
            if (ic < Cols)
            {
                ShowNotify("导入Excel格式错误！Excel只有" + ic.ToString().Trim() + "列", MessageBoxIcon.Warning);
                return false;
            }

            ir = pds.Rows.Count;
            if (pds != null && ir > 0)
            {
                var units = from x in Funs.DB.Base_Unit
                            join y in Funs.DB.Project_ProjectUnit on x.UnitId equals y.UnitId
                            where y.ProjectId == this.CurrUser.LoginProjectId
                            select x;

                var cns = from x in Funs.DB.Base_CNProfessional select x;
                var installations = from x in Funs.DB.WBS_UnitWork where x.ProjectId == this.CurrUser.LoginProjectId  select x;

                for (int i = 0; i < ir; i++)
                {
                    string row0 = pds.Rows[i][0].ToString().Trim();
                    if (!string.IsNullOrEmpty(row0))
                    {
                        var cn = cns.Where(x => x.ProfessionalName == row0.Trim()).FirstOrDefault();
                        if (cn == null)
                        {
                            result += (i + 2).ToString() + "," + "专业名称" + "," + "[" + row0 + "]不存在！" + "|";
                        }
                    }
                    string row1 = pds.Rows[i][1].ToString();
                    if (!string.IsNullOrEmpty(row1))
                    {
                        var ins = installations.Where(x => x.UnitWorkName == row1.Trim()).FirstOrDefault();
                        if (ins == null)
                        {
                            result += (i + 2).ToString() + "," + "装置/单元名称" + "," + "[" + row1 + "]不存在！" + "|";
                        }
                    }

                    string row2 = pds.Rows[i][2].ToString();
                    if (string.IsNullOrEmpty(row2))
                    {
                        result += (i + 2).ToString() + "," + "变更单号" + "," + "此项为必填项！" + "|";
                    }


                    string row5 = pds.Rows[i][5].ToString();
                    if (!string.IsNullOrEmpty(row5))
                    {
                        try
                        {
                            DateTime date = Convert.ToDateTime(row5.Trim());
                        }
                        catch (Exception)
                        {
                            result += (i + 2).ToString() + "," + "下发日期" + "," + "[" + row5 + "]错误！" + "|";
                        }
                    }

                    string row6 = pds.Rows[i][6].ToString();
                    if (!string.IsNullOrEmpty(row6))
                    {
                        try
                        {
                            DateTime date = Convert.ToDateTime(row6.Trim());
                        }
                        catch (Exception)
                        {
                            result += (i + 2).ToString() + "," + "业主批准时间" + "," + "[" + row6 + "]错误！" + "|";
                        }
                    }

                    string row7 = pds.Rows[i][7].ToString().Trim();
                    if (!string.IsNullOrEmpty(row7))
                    {
                        string[] reunit = row7.Split(',');
                        foreach (string unit in reunit)
                        {
                            var u = units.Where(x => x.UnitName == unit).FirstOrDefault();
                            if (u == null)
                            {
                                result += (i + 2).ToString() + "," + "单位名称" + "," + "[" + unit + "]不存在！" + "|";
                            }
                        }
                    }
                    string row9 = pds.Rows[i][9].ToString().Trim();
                    if (!string.IsNullOrEmpty(row9))
                    {
                        if (row9 != "未实施" && row9 != "进行中" && row9 != "已完成")
                        {
                            result += (i + 2).ToString() + "," + "处理状态" + "," + "[" + row9 + "]错误！" + "|";
                        }
                    }

                }
                if (!string.IsNullOrEmpty(result))
                {
                    result = result.Substring(0, result.LastIndexOf("|"));
                }
                errorInfos.Clear();
                if (!string.IsNullOrEmpty(result))
                {
                    string results = result;
                    List<string> errorInfoList = results.Split('|').ToList();
                    foreach (var item in errorInfoList)
                    {
                        string[] errors = item.Split(',');
                        Model.ErrorInfo errorInfo = new Model.ErrorInfo();
                        errorInfo.Row = errors[0];
                        errorInfo.Column = errors[1];
                        errorInfo.Reason = errors[2];
                        errorInfos.Add(errorInfo);
                    }
                    if (errorInfos.Count > 0)
                    {
                        this.gvErrorInfo.DataSource = errorInfos;
                        this.gvErrorInfo.DataBind();
                    }
                }
                else
                {
                    ShowNotify("审核完成,请点击导入！", MessageBoxIcon.Success);
                }
            }
            else
            {
                ShowNotify("导入数据为空！", MessageBoxIcon.Warning);
            }
            return true;
        }
        #endregion
        #endregion

        #region 导入
        /// <summary>
        /// 导入
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnImport_Click(object sender, EventArgs e)
        {
            if (!string.IsNullOrEmpty(hdCheckResult.Text))
            {
                if (errorInfos.Count <= 0)
                {
                    string rootPath = Server.MapPath("~/");
                    ImportXlsToData2(rootPath + initPath + this.hdFileName.Text);
                    hdCheckResult.Text = string.Empty;
                    ShowNotify("导入成功！", MessageBoxIcon.Success);
                    PageContext.RegisterStartupScript(ActiveWindow.GetHidePostBackReference());
                }
                else
                {
                    ShowNotify("请先将错误数据修正，再重新导入提交！", MessageBoxIcon.Warning);
                }
            }
            else
            {
                ShowNotify("请先审核要导入的文件！", MessageBoxIcon.Warning);
            }
        }

        #region Excel提取数据
        /// <summary>
        /// 从Excel提取数据--》Dataset
        /// </summary>
        /// <param name="filename">Excel文件路径名</param>
        private void ImportXlsToData2(string fileName)
        {
            try
            {
                string oleDBConnString = String.Empty;
                oleDBConnString = "Provider=Microsoft.Jet.OLEDB.4.0;";
                oleDBConnString += "Data Source=";
                oleDBConnString += fileName;
                oleDBConnString += ";Extended Properties=Excel 8.0;";
                OleDbConnection oleDBConn = null;
                OleDbDataAdapter oleAdMaster = null;
                DataTable m_tableName = new DataTable();
                DataSet ds = new DataSet();

                oleDBConn = new OleDbConnection(oleDBConnString);
                oleDBConn.Open();
                m_tableName = oleDBConn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null);

                if (m_tableName != null && m_tableName.Rows.Count > 0)
                {

                    m_tableName.TableName = m_tableName.Rows[0]["TABLE_NAME"].ToString().Trim();

                }
                string sqlMaster;
                sqlMaster = " SELECT *  FROM [" + m_tableName.TableName + "]";
                oleAdMaster = new OleDbDataAdapter(sqlMaster, oleDBConn);
                oleAdMaster.Fill(ds, "m_tableName");
                oleAdMaster.Dispose();
                oleDBConn.Close();
                oleDBConn.Dispose();

                AddDatasetToSQL2(ds.Tables[0], 4);
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion

        #region 将Dataset的数据导入数据库
        /// <summary>
        /// 将Dataset的数据导入数据库
        /// </summary>
        /// <param name="pds">数据集</param>
        /// <param name="Cols">数据集列数</param>
        /// <returns></returns>
        private bool AddDatasetToSQL2(DataTable pds, int Cols)
        {
            int ic, ir;
            ic = pds.Columns.Count;
            if (ic < Cols)
            {
                ShowNotify("导入Excel格式错误！Excel只有" + ic.ToString().Trim() + "列", MessageBoxIcon.Warning);
            }

            ir = pds.Rows.Count;
            if (pds != null && ir > 0)
            {
                var units = from x in Funs.DB.Base_Unit
                            join y in Funs.DB.Project_ProjectUnit on x.UnitId equals y.UnitId
                            where y.ProjectId == this.CurrUser.LoginProjectId
                            select x;

                var cns = from x in Funs.DB.Base_CNProfessional select x;
                var installations = from x in Funs.DB.WBS_UnitWork where x.ProjectId == this.CurrUser.LoginProjectId select x;
                var oldViewInfos = from x in Funs.DB.Comprehensive_DesignChangeOrder
                                   where x.ProjectId == this.CurrUser.LoginProjectId
                                   select x;
                for (int i = 0; i < ir; i++)
                {
                    var oldViewInfo = oldViewInfos.Where(x => x.ChangeOrderCode == pds.Rows[i][2].ToString().Trim()).FirstOrDefault();
                    if (oldViewInfo == null)
                    {
                        Model.Comprehensive_DesignChangeOrder Ins = new Model.Comprehensive_DesignChangeOrder();
                        Ins.ProjectId = this.CurrUser.LoginProjectId;
                        if (!string.IsNullOrEmpty(pds.Rows[i][0].ToString().Trim()))
                        {
                            Ins.CNProfessionalId = Funs.DB.Base_CNProfessional.First(e => e.ProfessionalName == pds.Rows[i][0].ToString().Trim()).CNProfessionalId;
                        }

                        if (!string.IsNullOrEmpty(pds.Rows[i][1].ToString().Trim()))
                        {
                            Ins.UnitWorkId = Funs.DB.WBS_UnitWork.First(e => e.UnitWorkName == pds.Rows[i][1].ToString().Trim()).UnitWorkId;
                        }

                        Ins.ChangeOrderCode = pds.Rows[i][2].ToString().Trim();
                        Ins.ChangeReason = pds.Rows[i][3].ToString().Trim();
                        Ins.Contents = pds.Rows[i][4].ToString().Trim();

                        if (!string.IsNullOrEmpty(pds.Rows[i][5].ToString().Trim()))
                        {
                            Ins.IssuedDate = Convert.ToDateTime(pds.Rows[i][5].ToString().Trim());
                        }

                        if (!string.IsNullOrEmpty(pds.Rows[i][6].ToString().Trim()))
                        {
                            Ins.ApprovalDate = Convert.ToDateTime(pds.Rows[i][6].ToString().Trim());
                        }

                        if (!string.IsNullOrEmpty(pds.Rows[i][7].ToString().Trim()))
                        {
                            Ins.UnitId = BLL.UnitService.GetUnitIds(pds.Rows[i][7].ToString().Trim());
                        }

                        Ins.ImplementationFrontState = pds.Rows[i][8].ToString().Trim();

                        string row9 = pds.Rows[i][9].ToString().Trim();
                        if (!string.IsNullOrEmpty(row9))
                        {
                            if (row9 == "未实施")
                            {
                                Ins.HandleState = "1";
                            }
                            if (row9 == "进行中")
                            {
                                Ins.HandleState = "2";
                            }
                            if (row9 == "已完成")
                            {
                                Ins.HandleState = "3";
                            }
                        }

                        Ins.DesignChangeOrderId = SQLHelper.GetNewID(typeof(Model.Comprehensive_DesignChangeOrder));
                        Ins.CompileMan = this.CurrUser.UserId;
                        Ins.CompileDate = DateTime.Now.Date;
                        BLL.DesignChangeOrderService.AddDesignChangeOrder(Ins);
                    }
                }
                
            }
            else
            {
                ShowNotify("导入数据为空！", MessageBoxIcon.Warning);
            }
            return true;
        }
        #endregion
        #endregion


        #region 下载模板
        /// <summary>
        /// 下载模板按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnDownLoad_Click(object sender, EventArgs e)
        {
            PageContext.RegisterStartupScript(Confirm.GetShowReference("确定下载导入模板吗？", String.Empty, MessageBoxIcon.Question, PageManager1.GetCustomEventReference(false, "Confirm_OK"), PageManager1.GetCustomEventReference("Confirm_Cancel")));
        }

        /// <summary>
        /// 下载导入模板
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void PageManager1_CustomEvent(object sender, CustomEventArgs e)
        {
            if (e.EventArgument == "Confirm_OK")
            {
                string rootPath = Server.MapPath("~/");
                string uploadfilepath = rootPath + Const.DataDistributionDataInUrl;
                string filePath = Const.DataDistributionDataInUrl;
                string fileName = Path.GetFileName(filePath);
                FileInfo info = new FileInfo(uploadfilepath);
                long fileSize = info.Length;
                Response.ClearContent();
                Response.AddHeader("Content-Disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8));
                Response.ContentType = "excel/plain";
                Response.ContentEncoding = System.Text.Encoding.UTF8;
                Response.AddHeader("Content-Length", fileSize.ToString().Trim());
                Response.TransmitFile(uploadfilepath, 0, fileSize);
                Response.End();
            }
        }
        #endregion
    }
}