using BLL;
using BLL.Common;
using Model;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Linq;
using NPOI.XSSF.UserModel;
using NPOI.SS.UserModel;

namespace FineUIPro.Web.BaseInfo
{
    public partial class ContractorList : PageBase
    {
        #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)
            {
                GetButtonPower();//按钮权限
                //BLL.DisciplineService.InitDropDownList(this.drpDiscipline, true); //专业
                
                ddlPageSize.SelectedValue = Grid1.PageSize.ToString();
                // 绑定表格
                BindGrid();
            }
        }

        /// <summary>
        /// 绑定数据
        /// </summary>
        private void BindGrid()
        {
            string strSql = @"SELECT contractor.ContractorId, 
                                     contractor.VendorNumber, 
                                     (CASE WHEN contractor.Contractor IS NULL THEN ISNULL(contractor.ContractorCN,'')
											ELSE (CASE WHEN contractor.ContractorCN IS NULL THEN ISNULL(contractor.Contractor,'')
										ELSE (ISNULL(contractor.Contractor,'') + ISNULL(contractor.ContractorCN,'')) END) END)AS Contractor
                               FROM Base_Contractor AS contractor WHERE 1=1 ";

            List<SqlParameter> listStr = new List<SqlParameter>();
            if (!string.IsNullOrEmpty(this.txtContractorCode.Text.Trim()))
            {
                strSql += " AND (contractor.ContractorCN LIKE @Contractor OR contractor.Contractor LIKE @Contractor)";
                listStr.Add(new SqlParameter("@Contractor", "%" + this.txtContractorCode.Text.Trim() + "%"));
            }
            if (!string.IsNullOrEmpty(this.txtVendorNum.Text.Trim()))
            {
                strSql += " AND contractor.VendorNumber LIKE @VendorNumber";
                listStr.Add(new SqlParameter("@VendorNumber", "%" + this.txtVendorNum.Text.Trim() + "%"));
            }
            SqlParameter[] parameter = listStr.ToArray();
            DataTable tb = SQLHelper.GetDataTableRunText(strSql, parameter);
            // 2.获取当前分页数据
            Grid1.RecordCount = tb.Rows.Count;
            var table = this.GetPagedDataTable(Grid1, tb);
            Grid1.DataSource = table;
            Grid1.DataBind();
        }

        protected void btnSelect_Click(object sender, EventArgs e)
        {
            BindGrid();
        }

        /// <summary>
        /// 改变索引事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            Grid1.PageIndex = e.NewPageIndex;
            BindGrid();
        }
        #endregion

        #region 分页下拉选择
        /// <summary>
        /// 分页下拉选择
        /// </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 删除
        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnDelete_Click(object sender, EventArgs e)
        {
            BLL.ContractorService.DeleteContractorById(hfFormID.Text);
            BLL.Sys_LogService.AddLog(this.CurrUser.UserId, "Delete Contractor");
            // 重新绑定表格，并模拟点击[新增按钮]
            BindGrid();
            //PageContext.RegisterStartupScript("onNewButtonClick();");
        }
        /// <summary>
        /// 右键删除事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnMenuDelete_Click(object sender, EventArgs e)
        {
            this.DeleteData();
        }

        /// <summary>
        /// 删除方法
        /// </summary>
        private void DeleteData()
        {
            if (Grid1.SelectedRowIndexArray.Length > 0)
            {
                foreach (int rowIndex in Grid1.SelectedRowIndexArray)
                {
                    string rowID = Grid1.DataKeys[rowIndex][0].ToString();

                    BLL.ContractorService.DeleteContractorById(rowID);
                    BLL.Sys_LogService.AddLog(this.CurrUser.UserId, "Delete Contractor");
                }

                BindGrid();
                //PageContext.RegisterStartupScript("onNewButtonClick();");
            }
        }
        #endregion

        #region 编辑
        /// <summary>
        /// 右键编辑事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnMenuEdit_Click(object sender, EventArgs e)
        {
            this.EditData();
        }

        /// <summary>
        /// 编辑数据方法
        /// </summary>
        private void EditData()
        {
            if (Grid1.SelectedRowIndexArray.Length == 0)
            {
                Alert.ShowInTop("Please select at least one record！", MessageBoxIcon.Warning);
                return;
            }
            string Id = Grid1.SelectedRowID;
            var contractor = BLL.ContractorService.GetContractorById(Id);
            if (contractor != null)
            {
                this.txtVendorNumber.Text = contractor.VendorNumber;
                this.txtContractor.Text = contractor.Contractor;
                this.txtContractorCN.Text = contractor.ContractorCN;
                hfFormID.Text = Id;
                this.btnDelete.Enabled = true;
            }
        }
        #endregion

        #region 保存
        /// <summary>
        /// 保存按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnSave_Click(object sender, EventArgs e)
        {
            string strRowID = hfFormID.Text;
            Model.Base_Contractor contractor = new Model.Base_Contractor();
            contractor.VendorNumber = this.txtVendorNumber.Text.Trim();
            contractor.Contractor = this.txtContractor.Text.Trim();
            contractor.ContractorCN = this.txtContractorCN.Text.Trim();

            if (BLL.ContractorService.IsExitContractor(this.txtContractor.Text.Trim(), strRowID))
            {
                ShowNotify("The contractor already exists！", MessageBoxIcon.Warning);
                return;
            }
            if (BLL.ContractorService.IsExitVendor(txtVendorNumber.Text.Trim(), strRowID))
            {
                ShowNotify("The Vendor already exists！", MessageBoxIcon.Warning);
                return;
            }

            if (string.IsNullOrEmpty(strRowID))  // 增加承包商
            {
                contractor.ContractorId = SQLHelper.GetNewID(typeof(Model.Base_Contractor));
                BLL.ContractorService.AddContractor(contractor);
                BindGrid();
                ShowNotify("Save successfully!", MessageBoxIcon.Success);
                BLL.Sys_LogService.AddLog(this.CurrUser.UserId, "Add the Contractor");

            }
            else
            {
                contractor.ContractorId = strRowID;
                BLL.ContractorService.UpdateContractor(contractor);
                BindGrid();
                ShowNotify("Save successfully!", MessageBoxIcon.Success);
                BLL.Sys_LogService.AddLog(this.CurrUser.UserId, "Modify the Contractor");
            }
        }
        #endregion

        #region 权限设置
        /// <summary>
        /// 菜单按钮权限
        /// </summary>
        private void GetButtonPower()
        {
            var buttonList = BLL.CommonService.GetAllButtonList(this.CurrUser.UserId, BLL.Const.ContractorMenuId);
            if (buttonList.Count() > 0)
            {
                if (buttonList.Contains(BLL.Const.BtnAdd))
                {
                    this.btnNew.Hidden = false;
                }
                if (buttonList.Contains(BLL.Const.BtnModify))
                {
                    this.btnMenuEdit.Hidden = false;
                }
                if (buttonList.Contains(BLL.Const.BtnSave))
                {
                    this.btnSave.Hidden = false;
                }
                if (buttonList.Contains(BLL.Const.BtnDelete))
                {
                    this.btnDelete.Hidden = false;
                }
            }
        }
        #endregion

        protected void Grid1_RowSelect(object sender, GridRowSelectEventArgs e)
        {
            this.EditData();
        }

        protected void btnNew_Click(object sender, EventArgs e)
        {
            this.hfFormID.Text = string.Empty;
            this.txtVendorNumber.Text = string.Empty;
            this.txtContractor.Text = string.Empty;
            this.txtContractorCN.Text = string.Empty;
            this.btnDelete.Enabled = false;
        }

        #region 导出
        /// <summary>
        /// 导出
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnExport_Click(object sender, EventArgs e)
        {
            Grid1.PageSize = 10000;
            BindGrid();
            string rootPath = Server.MapPath("~/") + Const.ExcelUrl;
            //模板文件
            string TempletFileName = rootPath + "Contractor.xlsx";
            //导出文件
            string filePath = rootPath + DateTime.Now.ToString("yyyyMMddhhmmss") + "\\";
            if (!Directory.Exists(filePath))
            {
                Directory.CreateDirectory(filePath);
            }
            string ReportFileName = filePath + "out.xls";
            FileStream file = new FileStream(TempletFileName, FileMode.Open, FileAccess.Read);
            XSSFWorkbook hssfworkbook = new XSSFWorkbook(file);

            XSSFSheet ws = (XSSFSheet)hssfworkbook.GetSheet("Sheet1");

            #region 样式
            // 字体样式
            IFont font = hssfworkbook.CreateFont();
            font.FontHeightInPoints = 11;
            font.IsBold = false;
            font.FontName = "Arial";
            ICellStyle fontStyle = hssfworkbook.CreateCellStyle();
            fontStyle.SetFont(font);

            ICellStyle yearStyle = hssfworkbook.CreateCellStyle();
            yearStyle.VerticalAlignment = VerticalAlignment.Center;
            yearStyle.Alignment = HorizontalAlignment.Center;
            yearStyle.SetFont(font);

            //创建单元格样式
            XSSFCellStyle backgroundstyle = (XSSFCellStyle)hssfworkbook.CreateCellStyle();
            //填充模式
            backgroundstyle.FillPattern = FillPattern.SolidForeground;
            //创建颜色
            XSSFColor xssfcolor = new XSSFColor();
            //rbg值
            byte[] rgb = { (byte)255, (byte)192, (byte)203 };
            //写入rgb 粉色背景颜色定义
            xssfcolor.SetRgb(rgb);
            //设置颜色值
            backgroundstyle.SetFillForegroundColor(xssfcolor);
            backgroundstyle.SetFont(font);

            #endregion

            if (Grid1.Rows.Count > 0)
            {
                var rowIndex = 1;
                for (int i = 0; i < Grid1.Rows.Count; i++)
                {
                    //int rowID = Convert.ToInt32(Grid1.DataKeys[i][0]);
                    if (ws.GetRow(rowIndex) == null) ws.CreateRow(rowIndex);
                    #region 列赋值
                    if (ws.GetRow(rowIndex).GetCell(0) == null) ws.GetRow(rowIndex).CreateCell(0);
                    ws.GetRow(rowIndex).GetCell(0).SetCellValue(rowIndex.ToString());
                    ws.GetRow(rowIndex).GetCell(0).CellStyle = fontStyle;
                    if (ws.GetRow(rowIndex).GetCell(1) == null) ws.GetRow(rowIndex).CreateCell(1);
                    ws.GetRow(rowIndex).GetCell(1).SetCellValue(Grid1.Rows[i].Values[1].ToString());
                    ws.GetRow(rowIndex).GetCell(1).CellStyle = fontStyle;
                    if (ws.GetRow(rowIndex).GetCell(2) == null) ws.GetRow(rowIndex).CreateCell(2);
                    ws.GetRow(rowIndex).GetCell(2).SetCellValue(Grid1.Rows[i].Values[2].ToString());
                    rowIndex++;
                }
                #endregion
            }

            ws.ForceFormulaRecalculation = true;

            using (FileStream filess = File.OpenWrite(ReportFileName))
            {
                hssfworkbook.Write(filess);
            }
            FileInfo filet = new FileInfo(ReportFileName);
            Response.Clear();
            Response.Charset = "GB2312";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            // 添加头信息，为"文件下载/另存为"对话框指定默认文件名
            Response.AddHeader("Content-Disposition", "attachment; filename=Contractor" + Server.UrlEncode(DateTime.Now.ToString("yyyyMMddhhmmss") + ".xlsx"));
            // 添加头信息，指定文件大小，让浏览器能够显示下载进度
            Response.AddHeader("Content-Length", filet.Length.ToString());
            // 指定返回的是一个不能被客户端读取的流，必须被下载
            Response.ContentType = "application/ms-excel";
            // 把文件流发送到客户端
            Response.WriteFile(filet.FullName);
            // 停止页面的执行
            Response.End();
        }

        #endregion
    }
}