using BLL;
using Model;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.OleDb;
using System.IO;
using System.Linq;
using System.Web.Util;

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

        /// <summary>
        /// 导入集合
        /// </summary>
        public static List<Model.Training_CompanyTrainingItem> viewTrainingItems = new List<Model.Training_CompanyTrainingItem>();

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

        #endregion

        #region 加载页面
        /// <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.hdFileName.Text = string.Empty;
                this.hdCheckResult.Text = string.Empty;
                if (viewTrainingItems != null)
                {
                    viewTrainingItems.Clear();
                }
                if (errorInfos != null)
                {
                    errorInfos.Clear();
                }
            }
        }
        #endregion

        #region 数据导入
        /// <summary>
        /// 数据导入
        /// </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 (viewTrainingItems != null)
                {
                    viewTrainingItems.Clear();
                }
                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
            {
                viewTrainingItems.Clear();
                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]);
            }
            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">数据集行数</param>
        /// <returns></returns>
        private bool AddDatasetToSQL(DataTable pds)
        {
            string result = string.Empty;
            int ic, ir;
            ic = pds.Columns.Count;
            ir = pds.Rows.Count;
            if (pds != null && ir > 0)
            {
                ///教材库
                var companyTrainingItems = from x in Funs.DB.Training_CompanyTrainingItem select x;
                ///类型
                var trainings = from x in Funs.DB.Training_CompanyTraining select x;
                ///岗位
                var workPosts = from x in Funs.DB.Base_WorkPost select x;
                for (int i = 0; i < ir; i++)
                {
                    Model.Training_CompanyTrainingItem newViewTrainingItem = new Model.Training_CompanyTrainingItem();
                    newViewTrainingItem.CompanyTrainingItemId = SQLHelper.GetNewID(typeof(Model.Training_CompanyTrainingItem));
                    //类型
                    string col1 = pds.Rows[i][0].ToString().Trim();
                    if (string.IsNullOrEmpty(col1))
                    {
                        errorInfos.Add(new ErrorInfo { Row = (i + 2).ToString(), Column = "教材类型", Reason = "此项为必填项！" });
                    }
                    else
                    {
                        var standard = trainings.FirstOrDefault(x => x.CompanyTrainingName == col1);
                        if (standard != null)
                        {
                            newViewTrainingItem.CompanyTrainingId = standard.CompanyTrainingId;
                        }
                        else
                        {
                            errorInfos.Add(new ErrorInfo { Row = (i + 2).ToString(), Column = "教材类别", Reason = $"不存在教材类别[{col1}]！" });
                        }
                    }

                    if (!string.IsNullOrWhiteSpace(newViewTrainingItem.CompanyTrainingId))
                    {
                        //教材编号
                        string col2 = pds.Rows[i][1].ToString().Trim();
                        //教材名称
                        string col3 = pds.Rows[i][2].ToString().Trim();

                        if (!string.IsNullOrWhiteSpace(col2))
                        {
                            var items = companyTrainingItems.FirstOrDefault(x => x.CompanyTrainingItemCode == col2);
                            if (items != null)
                            {
                                errorInfos.Add(new ErrorInfo { Row = (i + 2).ToString(), Column = "教材编号", Reason = $"[{col1}]已存在编号[{col2}]！" });
                            }
                            else
                            {
                                newViewTrainingItem.CompanyTrainingItemCode = col2;
                            }
                        }
                        else
                        {
                            errorInfos.Add(new ErrorInfo { Row = (i + 2).ToString(), Column = "教材编号", Reason = "不能为空！" });
                        }
                        if (!string.IsNullOrWhiteSpace(col3))
                        {
                            var item = companyTrainingItems.FirstOrDefault(x => x.CompanyTrainingItemName == col3);
                            if (item != null)
                            {
                                errorInfos.Add(new ErrorInfo { Row = (i + 2).ToString(), Column = "教材名称", Reason = $"[{col1}]已存在教材名称[{col3}]！" });
                            }
                            else
                            {
                                newViewTrainingItem.CompanyTrainingItemName = col3;
                            }
                        }
                        else
                        {
                            errorInfos.Add(new ErrorInfo { Row = (i + 2).ToString(), Column = "教材名称", Reason = "不能为空！" });
                        }
                    }
                    //适合岗位
                    string col4 = pds.Rows[i][3].ToString().Trim();
                    if (!string.IsNullOrEmpty(col4))
                    {
                        List<string> WorkPostSels = Funs.GetStrListByStr(col4, ',');
                        if (WorkPostSels.Count() > 0)
                        {
                            string ids = string.Empty;
                            foreach (var item in WorkPostSels)
                            {
                                string workItem = item.Trim();
                                var wp = workPosts.FirstOrDefault(x => x.WorkPostName == workItem);
                                if (wp != null)
                                {
                                    ids += wp.WorkPostId + ",";
                                }
                                else
                                {
                                    errorInfos.Add(new ErrorInfo { Row = (i + 2).ToString(), Column = "适合岗位", Reason = $"[{workItem}]不在岗位表中！" });
                                }
                            }
                            if (!string.IsNullOrEmpty(ids))
                            {
                                newViewTrainingItem.WorkPostNames = col4;
                                newViewTrainingItem.WorkPostIds = ids.Substring(0, ids.LastIndexOf(","));
                            }
                        }
                    }
                    //时长（分钟）
                    string col5 = pds.Rows[i][4].ToString().Trim();
                    if (!string.IsNullOrWhiteSpace(col5))
                    {
                        newViewTrainingItem.LearningTime = int.Parse(col5) * 60;
                    }
                    //掌握程度
                    string col6 = pds.Rows[i][5].ToString().Trim();
                    if (!string.IsNullOrWhiteSpace(col6))
                    {
                        newViewTrainingItem.Outcome = col6 == "了解" ? 2 : col6 == "熟悉" ? 1 : 0;
                    }
                    else
                    {
                        newViewTrainingItem.Outcome = 0;
                    }

                    newViewTrainingItem.CompileDate = DateTime.Now;
                    newViewTrainingItem.CompileMan = this.CurrUser.UserName;
                    ///加入公司教材库
                    viewTrainingItems.Add(newViewTrainingItem);
                }
                if (errorInfos.Any())
                {
                    viewTrainingItems.Clear();
                    this.gvErrorInfo.DataSource = errorInfos;
                    this.gvErrorInfo.DataBind();
                }
                else
                {
                    errorInfos.Clear();
                    if (!viewTrainingItems.Any())
                    {
                        Alert.ShowInTop("导入数据为空！", MessageBoxIcon.Warning);
                    }
                    else
                    {
                        ShowNotify("审核完成,请点击导入！", MessageBoxIcon.Success);
                    }
                }
            }
            else
            {
                Alert.ShowInTop("导入数据为空！", MessageBoxIcon.Warning);
            }
            return true;
        }
        #endregion
        #endregion

        #region 保存
        /// <summary>
        /// 保存
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnSave_Click(object sender, EventArgs e)
        {
            if (!errorInfos.Any())
            {
                int a = viewTrainingItems.Count();
                int insertCount = 0;
                int updateCount = 0;
                for (int i = 0; i < a; i++)
                {
                    Model.Training_CompanyTrainingItem newModel = new Model.Training_CompanyTrainingItem
                    {
                        CompanyTrainingId = viewTrainingItems[i].CompanyTrainingId,
                        CompanyTrainingItemId = viewTrainingItems[i].CompanyTrainingItemId,
                        CompanyTrainingItemCode = viewTrainingItems[i].CompanyTrainingItemCode,
                        CompanyTrainingItemName = viewTrainingItems[i].CompanyTrainingItemName,
                        WorkPostIds = viewTrainingItems[i].WorkPostIds,
                        WorkPostNames = viewTrainingItems[i].WorkPostNames,
                        LearningTime = viewTrainingItems[i].LearningTime,
                        CompileDate = viewTrainingItems[i].CompileDate,
                        CompileMan = viewTrainingItems[i].CompileMan,
                        Outcome = viewTrainingItems[i].Outcome
                    };
                    BLL.CompanyTrainingItemService.AddCompanyTrainingItem(newModel);
                }
                string rootPath = Server.MapPath("~/");
                string initFullPath = rootPath + initPath;
                string filePath = initFullPath + this.hdFileName.Text;
                if (filePath != string.Empty && File.Exists(filePath))
                {
                    File.Delete(filePath);//删除上传的XLS文件
                }
                ShowNotify("导入完成！", MessageBoxIcon.Success);
                PageContext.RegisterStartupScript(ActiveWindow.GetHidePostBackReference());
            }
            else
            {
                Alert.ShowInTop("请先将错误数据修正，再重新导入保存！", MessageBoxIcon.Warning);
            }
        }
        #endregion  

        #region 关闭弹出窗口
        /// <summary>
        /// 关闭导入弹出窗口
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Window1_Close(object sender, WindowCloseEventArgs e)
        {
            if (Session["trainingItem"] != null)
            {
                viewTrainingItems = Session["trainingItem"] as List<Model.Training_CompanyTrainingItem>;
            }
            if (viewTrainingItems.Count > 0)
            {
                this.gvErrorInfo.Hidden = false;
                this.gvErrorInfo.DataSource = viewTrainingItems;
                this.gvErrorInfo.DataBind();
            }
        }

        #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 filePath = Const.CompanyTrainingTemplateUrl;
                string uploadfilepath = rootPath + filePath;
                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
    }
}