using BLL;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Linq;

namespace FineUIPro.Web.Personal
{
    public partial class BusinessTrip : PageBase
    {
        /// <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);
                if (this.CurrUser != null && this.CurrUser.PageSize.HasValue)
                {
                    Grid1.PageSize = this.CurrUser.PageSize.Value;
                }
                this.ddlPageSize.SelectedValue = Grid1.PageSize.ToString();
                // 绑定表格
                this.BindGrid();
                ////权限按钮方法
                this.GetButtonPower();
            }
        }

        /// <summary>
        /// 绑定数据
        /// </summary>
        private void BindGrid()
        {
            string strSql = @"SELECT trip.BusinessTripId,trip.ProjectId,trip.UserId,trip.ArriveDate,trip.LeaveDate,Users.UserName,Project.ProjectName,case trip.Type when '1' then '项目出差' when '2' then '其他出差' else '' end AS TypeStr,case when trip.ArriveDate is not null and trip.LeaveDate is not null then cast(DATEDIFF(day,trip.ArriveDate,trip.LeaveDate)+1 as nvarchar(10)) else '' end AS Days  "
                          + @" From dbo.Person_BusinessTrip AS trip"
                          + @" LEFT JOIN Sys_User AS Users ON Users.UserId=trip.UserId"
                          + @" LEFT JOIN Base_Project AS Project ON Project.ProjectId=trip.ProjectId"
                          + @" WHERE 1=1";
            List<SqlParameter> listStr = new List<SqlParameter>();
            if (this.rblType.SelectedValue != "0")
            {
                strSql += " AND trip.Type = @Type";
                listStr.Add(new SqlParameter("@Type", this.rblType.SelectedValue));
            }
            if (this.CurrUser.UserId != BLL.Const.sysglyId && this.CurrUser.UserId != BLL.Const.hfnbdId)
            {
                strSql += " AND trip.UserId = @UserId";
                listStr.Add(new SqlParameter("@UserId", this.CurrUser.UserId));
            }
            if (!string.IsNullOrEmpty(this.txtUserName.Text.Trim()))
            {
                strSql += " AND UserName LIKE @UserName";
                listStr.Add(new SqlParameter("@UserName", "%" + this.txtUserName.Text.Trim() + "%"));
            }
            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();
            if (this.rblType.SelectedValue == "0" || this.rblType.SelectedValue == "1")
            {
                this.Grid1.Columns[3].Hidden = false;
            }
            else
            {
                this.Grid1.Columns[3].Hidden = true;
            }
            int days = 0;
            foreach (DataRow row in table.Rows)
            {
                days += Funs.GetNewIntOrZero(row["Days"].ToString());
            }

            JObject summary = new JObject();
            summary.Add("LeaveDate", "合计：");
            summary.Add("Days", days);
            Grid1.SummaryData = summary;
        }


        #region 分页
        /// <summary>
        /// 分页
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            BindGrid();
        }

        /// <summary>
        /// 分页显示条数下拉框
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void ddlPageSize_SelectedIndexChanged(object sender, EventArgs e)
        {
            Grid1.PageSize = Convert.ToInt32(ddlPageSize.SelectedValue);
            BindGrid();
        }

        /// <summary>
        /// 排序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_Sort(object sender, FineUIPro.GridSortEventArgs e)
        {
            BindGrid();
        }

        #endregion

        #region  删除数据
        /// <summary>
        /// 批量删除数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnMenuDelete_Click(object sender, EventArgs e)
        {
            if (Grid1.SelectedRowIndexArray.Length > 0)
            {
                foreach (int rowIndex in Grid1.SelectedRowIndexArray)
                {
                    string rowID = Grid1.DataKeys[rowIndex][0].ToString();
                    var trip = Person_BusinessTripService.GetPersonBusinessTripById(rowID);
                    if (trip != null)
                    {
                        BLL.Person_BusinessTripService.DeletePersonBusinessTrip(rowID);
                    }
                }
                BindGrid();
                ShowNotify("删除数据成功!", MessageBoxIcon.Success);
            }
            else
            {
                ShowNotify("请至少选中一行！", MessageBoxIcon.Warning);
            }
        }
        #endregion

        protected void btnNew_Click(object sender, EventArgs e)
        {
            var noEndTrip = (from x in Funs.DB.Person_BusinessTrip where x.UserId == this.CurrUser.UserId && (x.ArriveDate == null || x.LeaveDate == null) select x).FirstOrDefault();
            if (noEndTrip != null)
            {
                ShowNotify("尚有一条记录到达/离开日期为空，请先完善信息后再新增出差记录！", MessageBoxIcon.Warning);
                return;
            }
            PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("BusinessTripEdit.aspx", "编辑 - ")));
        }

        #region 编辑
        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnMenuEdit_Click(object sender, EventArgs e)
        {
            if (Grid1.SelectedRowIndexArray.Length == 0)
            {
                Alert.ShowInParent("请至少选择一条记录！", MessageBoxIcon.Warning);
                return;
            }
            string Id = Grid1.SelectedRowID;
            PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("BusinessTripEdit.aspx?BusinessTripId={0}", Id, "编辑 - ")));
        }

        /// <summary>
        /// Grid行双击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_RowDoubleClick(object sender, GridRowClickEventArgs e)
        {
            btnMenuEdit_Click(null, null);
        }
        #endregion

        #region 查询
        /// <summary>
        /// 查询
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void TextBox_TextChanged(object sender, EventArgs e)
        {
            this.BindGrid();
        }
        #endregion

        #region 获取按钮权限
        /// <summary>
        /// 获取按钮权限
        /// </summary>
        /// <param name="button"></param>
        /// <returns></returns>
        private void GetButtonPower()
        {
            var buttonList = BLL.CommonService.GetAllButtonList(this.CurrUser.LoginProjectId, this.CurrUser.UserId, BLL.Const.BusinessTripMenuId);
            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.BtnDelete))
                {
                    this.btnMenuDelete.Hidden = false;
                }
            }
        }
        #endregion

        protected void Window1_Close(object sender, EventArgs e)
        {
            BindGrid();
        }

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

        #region 导出按钮
        /// 导出按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnOut_Click(object sender, EventArgs e)
        {
            string ids = string.Empty;
            if (Grid1.SelectedRowIndexArray.Length > 0)
            {
                foreach (int rowIndex in Grid1.SelectedRowIndexArray)
                {
                    string rowID = Grid1.DataKeys[rowIndex][0].ToString();
                    ids += rowID + ",";
                }
            }
            else
            {
                ShowNotify("请至少选中一行！", MessageBoxIcon.Warning);
                return;
            }
            string rootPath = Server.MapPath("~/");
            string initTemplatePath = string.Empty;
            string uploadfilepath = string.Empty;
            string newUrl = string.Empty;
            string filePath = string.Empty;
            initTemplatePath = Const.BusinessTripTemplateUrl;
            uploadfilepath = rootPath + initTemplatePath;
            newUrl = uploadfilepath.Replace(".xlsx", "(" + string.Format("{0:yyyy-MM-dd}", DateTime.Now) + ").xlsx");
            File.Copy(uploadfilepath, newUrl);
            // 第一步：读取文件流
            NPOI.SS.UserModel.IWorkbook workbook;
            using (FileStream stream = new FileStream(newUrl, FileMode.Open, FileAccess.Read))
            {
                workbook = new NPOI.XSSF.UserModel.XSSFWorkbook(stream);
            }
            Model.SGGLDB db = Funs.DB;
            string[] strs = ids.Split(',');
            var projects = from x in db.Base_Project select x;
            var lists = from x in db.Person_BusinessTrip where strs.Contains(x.BusinessTripId) orderby x.ArriveDate descending select x;
            // 创建单元格样式
            NPOI.SS.UserModel.ICellStyle cellStyle = workbook.CreateCellStyle();
            cellStyle.BorderTop = NPOI.SS.UserModel.BorderStyle.Thin;
            cellStyle.BorderRight = NPOI.SS.UserModel.BorderStyle.Thin;
            cellStyle.BorderBottom = NPOI.SS.UserModel.BorderStyle.Thin;
            cellStyle.BorderLeft = NPOI.SS.UserModel.BorderStyle.Thin;
            cellStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
            cellStyle.VerticalAlignment = NPOI.SS.UserModel.VerticalAlignment.Center;
            cellStyle.WrapText = true;
            var font = workbook.CreateFont();
            font.FontHeightInPoints = 10;
            //font.FontHeightInPoints = (short)8.5;字号为小数时要转为short
            cellStyle.SetFont(font);
            // 第二步：创建新数据行
            NPOI.SS.UserModel.ISheet sheet = workbook.GetSheetAt(0);
            int i = 1;
            int sum = 0;
            foreach (var item in lists)
            {
                // 第二步：创建新数据行
                NPOI.SS.UserModel.IRow row = sheet.GetRow(i);
                NPOI.SS.UserModel.ICell cell;
                // 添加数据
                cell = row.CreateCell(0);
                cell.CellStyle = cellStyle;
                cell.SetCellValue(i.ToString());
                cell = row.CreateCell(1);
                cell.CellStyle = cellStyle;
                cell.SetCellValue(item.Type == "1" ? "项目出差" : "其他出差");
                cell = row.CreateCell(2);
                cell.CellStyle = cellStyle;
                cell.SetCellValue(BLL.UserService.GetUserNameByUserId(item.UserId));
                cell = row.CreateCell(3);
                cell.CellStyle = cellStyle;
                var project = projects.FirstOrDefault(x => x.ProjectId == item.ProjectId);
                if (project != null)
                {
                    cell.SetCellValue(project.ProjectName);
                }
                cell = row.CreateCell(4);
                cell.CellStyle = cellStyle;
                string arriveDate = string.Empty;
                if (item.ArriveDate != null)
                {
                    arriveDate = string.Format("{0:yyyy-MM-dd}", item.ArriveDate);
                }
                cell.SetCellValue(arriveDate);
                string leaveDate = string.Empty;
                if (item.LeaveDate != null)
                {
                    leaveDate = string.Format("{0:yyyy-MM-dd}", item.LeaveDate);
                }
                cell = row.CreateCell(5);
                cell.CellStyle = cellStyle;
                cell.SetCellValue(leaveDate);
                string days = "";
                if (item.ArriveDate != null && item.LeaveDate != null)
                {
                    days = ((item.LeaveDate.Value - item.ArriveDate.Value).Days + 1).ToString();
                    sum += (item.LeaveDate.Value - item.ArriveDate.Value).Days + 1;
                }
                cell = row.CreateCell(6);
                cell.CellStyle = cellStyle;
                cell.SetCellValue(days);
                i++;
            }
            NPOI.SS.UserModel.IRow rows = sheet.GetRow(i);
            NPOI.SS.UserModel.ICell cells;
            cells = rows.CreateCell(0);
            cells.CellStyle = cellStyle;
            cells.SetCellValue(string.Empty);
            cells = rows.CreateCell(1);
            cells.CellStyle = cellStyle;
            cells.SetCellValue(string.Empty);
            cells = rows.CreateCell(2);
            cells.CellStyle = cellStyle;
            cells.SetCellValue(string.Empty);
            cells = rows.CreateCell(3);
            cells.CellStyle = cellStyle;
            cells.SetCellValue(string.Empty);
            cells = rows.CreateCell(4);
            cells.CellStyle = cellStyle;
            cells.SetCellValue(string.Empty);
            cells = rows.CreateCell(5);
            cells.CellStyle = cellStyle;
            cells.SetCellValue("合计：");
            cells = rows.CreateCell(6);
            cells.CellStyle = cellStyle;
            cells.SetCellValue(sum.ToString());
            // 第三步：写入文件流
            using (FileStream stream = new FileStream(newUrl, FileMode.Create, FileAccess.Write))
            {
                workbook.Write(stream);
                workbook.Close();
            }
            string fileName = Path.GetFileName(newUrl);
            FileInfo info = new FileInfo(newUrl);
            long fileSize = info.Length;
            Response.Clear();
            Response.ContentType = "application/x-zip-compressed";
            Response.AddHeader("Content-Disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8));
            Response.AddHeader("Content-Length", fileSize.ToString());
            Response.TransmitFile(newUrl, 0, fileSize);
            Response.Flush();
            Response.Close();
            File.Delete(newUrl);
        }
        #endregion
    }
}