using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Data.OleDb;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Configuration;
using System.IO;
using System.Linq;
using DocumentFormat.OpenXml.Packaging;
using DocumentFormat.OpenXml;
using DocumentFormat.OpenXml.Spreadsheet;


public partial class admin_project_list : MyWeb.config
{
    private Model.ezEntities _db = new Model.ezEntities();

    protected void Page_Load(object sender, EventArgs e)
    {

        if (!IsPostBack)
        {
            BuildKind();

        }

    }

    #region 分類



    public void BuildKind()
    {
        
        //品項
        s_actItem_num.Items.Clear();
        s_actItem_num.Items.Add(new ListItem("請選擇", ""));
        var qry = _db.actItems.AsEnumerable();
        qry = qry.Where(o => (int?)o.category==(int)Model.activity.category.Patronize);//贊助項目
        qry = qry.OrderByDescending(o => o.num).ToList();
        if(qry.Count() > 0)  
            foreach(var qq in qry)         
                s_actItem_num.Items.Add(new ListItem(qq.subject, qq.num.ToString()));
          
     

    }


    #endregion



    #region 匯出Excel

    protected void excel_Click(object sender, EventArgs e)
    {
        var memoryStream = new MemoryStream();
        using (var doc = SpreadsheetDocument.Create(memoryStream, SpreadsheetDocumentType.Workbook))
        {
            var wb = doc.AddWorkbookPart();
            wb.Workbook = new Workbook();
            var sheets = wb.Workbook.AppendChild(new Sheets());

            //建立第一個頁籤
            var ws = wb.AddNewPart<WorksheetPart>();
            ws.Worksheet = new Worksheet();
            sheets.Append(new Sheet()
            {
                Id = wb.GetIdOfPart(ws),
                SheetId = 1,
                Name = "贊助報告​"
            });

            //設定欄寬
            var cu = new Columns();
            cu.Append(
                new Column { Min = 1, Max = 3, Width = 15, CustomWidth = true },
                new Column { Min = 4, Max = 4, Width = 30, CustomWidth = true }
            );
            ws.Worksheet.Append(cu);

            //建立資料頁
            var sd = new SheetData();
            ws.Worksheet.AppendChild(sd);

            //第一列資料
            var tr = new Row();
            tr.Append(
              new Cell() { CellValue = new CellValue("品項"), DataType = CellValues.String },
                new Cell() { CellValue = new CellValue("贊助人 "), DataType = CellValues.String },
                new Cell() { CellValue = new CellValue("金額"), DataType = CellValues.String },
                new Cell() { CellValue = new CellValue("專案活動"), DataType = CellValues.String }
            );
            sd.AppendChild(tr);

            //查詢要匯出的資料
            var qry = _db.pro_order_detail.AsEnumerable();
            qry = qry.Where(o => (int?)o.actItem.category == (int)Model.activity.category.Patronize);

            if (!string.IsNullOrEmpty(s_f_num.Value))
                qry = qry.Where(o => o.f_num == Convert.ToInt32(s_f_num.Value));
            if (!string.IsNullOrEmpty(s_actItem_num.SelectedValue))
                qry = qry.Where(o => o.actItem_num == Convert.ToInt32(s_actItem_num.SelectedValue));  

            qry = qry.OrderByDescending(o => o.num);
            var list = qry.ToList();
            if (list.Count > 0)
            {
                var projectDt = _db.projects.AsEnumerable(); //專案
                foreach (var item in list)
                {
                    var projects = from s in projectDt
                                   where s.actItem_num == item.actItem_num
                                   select new
                                   {
                                       subject = s.subject,
                                       num = s.num,
                                   };


                    //新增資料列
                    tr = new Row();
                    tr.Append(
                        new Cell() { CellValue = new CellValue(item.f_num.HasValue ? item.follower.u_name : ""), DataType = CellValues.String },
                        new Cell() { CellValue = new CellValue(item.actItem_num.HasValue ? item.actItem.subject : ""), DataType = CellValues.String },
                        new Cell() { CellValue = new CellValue(item.price.HasValue ? ValMoney(item.price.Value) : ""), DataType = CellValues.String },
                        new Cell() { CellValue = new CellValue(string.Join(",", projects.Select(x => x.subject).ToList())), DataType = CellValues.String }
                        );
                    sd.AppendChild(tr);
                }

            }

        }

        HttpContext.Current.Response.Clear();
        HttpContext.Current.Response.AddHeader("content-disposition", "attachment;  filename=贊助報告.xlsx");
        HttpContext.Current.Response.ContentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
        HttpContext.Current.Response.BinaryWrite(memoryStream.ToArray());
        HttpContext.Current.Response.End();

    }


    #endregion


}