using BLL;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Linq;
using System.Text;
using System.Web.UI;
using AspNet = System.Web.UI.WebControls;

namespace FineUIPro.Web.HSSE.Technique
{
    public partial class HazardEvaluationRecord : PageBase
    {
        public string DataId
        {
            get
            {
                return (string)ViewState["DataId"];
            }
            set
            {
                ViewState["DataId"] = value;
            }
        }

        #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)
            {
                Funs.DropDownPageSize(this.ddlPageSize);
                ////          
                this.DataId = Request.Params["DataId"];
            }
        }
        #endregion
         

        
    
        #region 绑定Grid
        /// <summary>
        /// 绑定Grid
        /// </summary>
        private void BindGrid()
        {
            string strSql = @"SELECT LECItemRecordId
                                      ,DataId
                                      ,DataType
                                      ,Evaluatorld
	                                  ,U.UserName EvaluatorName
                                      ,EvaluatorDate
                                      ,L
                                      ,E
                                      ,C
                                      ,D
                                      ,a.RiskLevel
	                                  ,RiskLevel.RiskLevelName
                                      ,a.ControlMeasures
                                      ,a.Remark
                                  FROM dbo.Hazard_RiskEvaluationRecord a
                                     LEFT JOIN Sys_User AS U ON U.UserId = Evaluatorld 
                                     LEFT JOIN Base_RiskLevel AS RiskLevel ON RiskLevel.RiskLevelId = a.RiskLevel
	                                 where DataId=@DataId";
            List<SqlParameter> listStr = new List<SqlParameter>();            
            listStr.Add(new SqlParameter("@DataId",DataId));            
            SqlParameter[] parameter = listStr.ToArray();
            DataTable tb = SQLHelper.GetDataTableRunText(strSql, parameter);

            Grid1.RecordCount = tb.Rows.Count;
            var table = this.GetPagedDataTable(Grid1, tb);
            Grid1.DataSource = table;
            Grid1.DataBind();
        }
        #endregion

        #region 文本框查询事件
        /// <summary>
        /// 查询
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void TextBox_TextChanged(object sender, EventArgs e)
        {
            this.BindGrid();
            BLL.LogService.AddSys_Log(this.CurrUser, string.Empty, string.Empty, BLL.Const.HazardListMenuId, Const.BtnQuery);
        }
        #endregion

        #region 表分页、排序
        /// <summary>
        /// 页索引改变事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            Grid1.PageIndex = e.NewPageIndex;
            BindGrid();
        }

        /// <summary>
        /// Grid排序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_Sort(object sender, GridSortEventArgs e)
        {
            Grid1.SortDirection = e.SortDirection;
            Grid1.SortField = e.SortField;

            BindGrid();
        }

        /// <summary>
        /// 分页下拉选择事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void ddlPageSize_SelectedIndexChanged(object sender, EventArgs e)
        {
            Grid1.PageSize = Convert.ToInt32(ddlPageSize.SelectedValue);
            BindGrid();
        }
        #endregion

          

         

         

        #region 导出
        /// <summary>
        /// 关闭导出窗口
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Window5_Close(object sender, WindowCloseEventArgs e)
        {
            Response.ClearContent();
            Response.AddHeader("content-disposition", "attachment; filename=MyExcelFile.xls");
            Response.ContentType = "application/excel";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            Response.Write(GetGridTableHtml(Grid1, e.CloseArgument.Split('#')));
            Response.End();
        }

        /// <summary>
        /// 导出
        /// </summary>
        /// <param name = "grid" ></ param >
        /// < param name="columns"></param>
        /// <returns></returns>
        private string GetGridTableHtml(Grid grid, string[] columns)
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("<meta http-equiv=\"content-type\" content=\"application/excel; charset=UTF-8\"/>");
            List<string> columnHeaderTexts = new List<string>(columns);
            List<int> columnIndexs = new List<int>();
            sb.Append("<table cellspacing=\"0\" rules=\"all\" border=\"1\" style=\"border-collapse:collapse;\">");
            sb.Append("<tr>");
            foreach (GridColumn column in grid.Columns)
            {
                if (columnHeaderTexts.Contains(column.HeaderText))
                {
                    sb.AppendFormat("<td>{0}</td>", column.HeaderText);
                    columnIndexs.Add(column.ColumnIndex);
                }
            }
            sb.Append("</tr>");
            foreach (GridRow row in grid.Rows)
            {
                sb.Append("<tr>");
                int columnIndex = 0;
                foreach (object value in row.Values)
                {
                    if (columnIndexs.Contains(columnIndex))
                    {
                        string html = value.ToString();
                        if (html.StartsWith(Grid.TEMPLATE_PLACEHOLDER_PREFIX))
                        {
                            // 模板列                            
                            string templateID = html.Substring(Grid.TEMPLATE_PLACEHOLDER_PREFIX.Length);
                            Control templateCtrl = row.FindControl(templateID);
                            html = GetRenderedHtmlSource(templateCtrl);
                        }
                        //else
                        //{
                        //    // 处理CheckBox             
                        //    if (html.Contains("f-grid-static-checkbox"))
                        //    {
                        //        if (!html.Contains("f-checked"))
                        //        {
                        //            html = "×";
                        //        }
                        //        else
                        //        {
                        //            html = "√";
                        //        }
                        //    }
                        //    // 处理图片                           
                        //    if (html.Contains("<img"))
                        //    {
                        //        string prefix = Request.Url.AbsoluteUri.Replace(Request.Url.AbsolutePath, ""); 
                        //        html = html.Replace("src=\"", "src=\"" + prefix);
                        //    }
                        //}
                        sb.AppendFormat("<td>{0}</td>", html);
                    }
                    columnIndex++;
                }
                sb.Append("</tr>");
            }
            sb.Append("</table>");
            return sb.ToString();
        }

        /// <summary>        
        /// 获取控件渲染后的HTML源代码        
        /// </summary>        
        /// <param name="ctrl"></param>        
        /// <returns></returns>        
        private string GetRenderedHtmlSource(Control ctrl)
        {
            if (ctrl != null)
            {
                using (StringWriter sw = new StringWriter())
                {
                    using (HtmlTextWriter htw = new HtmlTextWriter(sw))
                    {
                        ctrl.RenderControl(htw);
                        return sw.ToString();
                    }
                }
            }
            return String.Empty;
        }
        #endregion

       #region 查询危险源类别
        /// <summary>
        /// 查询危险源类别
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Text_TextChanged(object sender, EventArgs e)
        {
            
            BLL.LogService.AddSys_Log(this.CurrUser, string.Empty, string.Empty, BLL.Const.HazardListMenuId, Const.BtnQuery);
        }
        #endregion

        /// <summary>
        /// 导出
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnOut_Click(object sender, EventArgs e)
        {
            Response.ClearContent();
            string filename = Funs.GetNewFileName();
            Response.AddHeader("content-disposition", "attachment; filename=" + System.Web.HttpUtility.UrlEncode("危险源清单" + filename, System.Text.Encoding.UTF8) + ".xls");
            Response.ContentType = "application/excel";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            this.Grid1.PageSize = Grid1.RecordCount;
            BindGrid();
            Response.Write(GetGridTableHtmlPage(Grid1));
            Response.End();
        }

        #region 导出方法
        /// <summary>
        /// 导出方法
        /// </summary>
        /// <param name="grid"></param>
        /// <returns></returns>
        public static string GetGridTableHtmlPage(Grid grid)
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("<meta http-equiv=\"content-type\" content=\"application/excel; charset=UTF-8\"/>");
            sb.Append("<table cellspacing=\"0\" rules=\"all\" border=\"1\" style=\"border-collapse:collapse;\">");
            sb.Append("<tr>");
            foreach (GridColumn column in grid.Columns)
            {
                sb.AppendFormat("<td>{0}</td>", column.HeaderText);
            }
            sb.Append("</tr>");
            foreach (GridRow row in grid.Rows)
            {
                sb.Append("<tr>");
                foreach (GridColumn column in grid.Columns)
                {
                    string html = row.Values[column.ColumnIndex].ToString();
                    if (column.ColumnID == "tfNumber" && (row.FindControl("lbNumber") as AspNet.Label) != null)
                    {
                        html = (row.FindControl("lbNumber") as AspNet.Label).Text;
                    }
                    if (column.ColumnID == "tfHazardCode" && (row.FindControl("lbHazardCode") as AspNet.Label) != null)
                    {
                        html = (row.FindControl("lbHazardCode") as AspNet.Label).Text;
                    }
                    if (column.ColumnID == "tfHazardItems" && (row.FindControl("lbHazardItems") as AspNet.Label) != null)
                    {
                        html = (row.FindControl("lbHazardItems") as AspNet.Label).Text;
                    }
                    if (column.ColumnID == "tfDefectsType" && (row.FindControl("lbDefectsType") as AspNet.Label) != null)
                    {
                        html = (row.FindControl("lbDefectsType") as AspNet.Label).Text;
                    }
                    if (column.ColumnID == "tfMayLeadAccidents" && (row.FindControl("lbMayLeadAccidents") as AspNet.Label) != null)
                    {
                        html = (row.FindControl("lbMayLeadAccidents") as AspNet.Label).Text;
                    }
                    if (column.ColumnID == "tfHelperMethod" && (row.FindControl("lbHelperMethod") as AspNet.Label) != null)
                    {
                        html = (row.FindControl("lbHelperMethod") as AspNet.Label).Text;
                    }
                    if (column.ColumnID == "tfControlMeasures" && (row.FindControl("lbControlMeasures") as AspNet.Label) != null)
                    {
                        html = (row.FindControl("lbControlMeasures") as AspNet.Label).Text;
                    }
                    sb.AppendFormat("<td>{0}</td>", html);
                }

                sb.Append("</tr>");
            }

            sb.Append("</table>");

            return sb.ToString();
        }
        #endregion

         
    }
}