using System;
using System.Collections.Generic;
using System.Data;
using System.Globalization;
using System.Linq;
using System.Text.RegularExpressions;
using System.Web.UI.WebControls;
using static Model.admin_log;
using OfficeOpenXml;
using System.IO;
using System.Web;


public partial class admin_print_exportExcel : MyWeb.function
{
    private Model.ezEntities _db = new Model.ezEntities();
    protected void Page_Load(object sender, EventArgs e)
    {
        //Response.Write("item:"+Request["item"]+"<br>");
        //Response.Write("file:"+Request["file"]+"<br>");
        //Response.Write("list:"+Request["list"]+"<br>");
        if (!IsPostBack)
        {
            if (Request.HttpMethod == "POST")
            {                
                if (!String.IsNullOrEmpty(Request["item"]) && !String.IsNullOrEmpty(Request["file"]))
                {
                    var _details=  Newtonsoft.Json.JsonConvert.DeserializeObject<int[]>(Request["list"]);
                    //var orderItem = _db.pro_order_detail.AsEnumerable().Where(q =>_details.Contains(q.num) ).ToList();
                    var orderItem = _db.pro_order_detail.Where(q =>_details.Contains(q.num) ).ToList();
                    ExcelExporter.ExportOrdersToExcel(HttpContext.Current, orderItem);
                }
                else
                {
                    Response.Clear();
                    Response.StatusCode = 404;
                    Response.End();
                }

            }
            
        }
        
    }

    protected void Repeater1_ItemDataBound(object sender, RepeaterItemEventArgs e)
    {
        int _detail = (int)e.Item.DataItem;
        var orderItem = _db.pro_order_detail.AsEnumerable().Where(q => q.num == _detail).FirstOrDefault();

        int _num = Convert.ToInt32(Request["file"]);
        var qry = _db.files.AsEnumerable();
        var prod = qry.Where(q => q.num == _num).FirstOrDefault();
        if (prod != null && orderItem != null)
        {
            string _word = prod.word;

            string file_cuz_column = prod.customize_data ?? "";
            //格式->品項->活動->信眾->報名->報名明細
            //上至下層依序讀入各自定義欄位:名稱及值       
            List<string> newStrList = new List<string>(); //參數集合((名稱及值​
            if (!string.IsNullOrEmpty(file_cuz_column))
            {
                proCuzData(newStrList, file_cuz_column);
            }
            if (orderItem.actItem_num.HasValue && !string.IsNullOrEmpty(orderItem.actItem.customize_data))
            {
                proCuzData(newStrList, orderItem.actItem.customize_data);
            }
            if (orderItem.pro_order.activity_num.HasValue && !string.IsNullOrEmpty(orderItem.pro_order.activity.customize_data))
            {
                proCuzData(newStrList, orderItem.pro_order.activity.customize_data);
            }
            //if (orderItem.f_num.HasValue && !string.IsNullOrEmpty(orderItem.follower.customize_data))
            if (orderItem.pro_order.f_num.HasValue && !string.IsNullOrEmpty(orderItem.pro_order.follower.customize_data))//訂單主黨的姓名/名稱?
            {
                proCuzData(newStrList, orderItem.pro_order.follower.customize_data);
            }
            if (!string.IsNullOrEmpty(orderItem.pro_order.customize_data))
            {
                proCuzData(newStrList, orderItem.pro_order.customize_data);
            }
            if (!string.IsNullOrEmpty(orderItem.customize_data))
            {
                proCuzData(newStrList, orderItem.customize_data);
            }


            string detail_data = newStrList.Count > 0 ? string.Join("\r\n", newStrList) : "";//參數集合((名稱及值​
            string[] k = detail_data.Split('$');
            for (int i = 0; i < k.Length; i++)
            {
                if (!String.IsNullOrEmpty(k[i]))
                {
                    string[] _v = k[i].Split(':');                    
                    _word = _word.Replace("{$" + _v[0] + "}", _v[1].Trim());
                }
            }
            //加入固定欄位變數定義
            //日期
            string[] _type = { "zh", "min", "lunar" };

            _word = _word.Replace("{pro_order.up_time}", !isStrNull(orderItem.pro_order.up_time) ? proDateStr(orderItem.pro_order.up_time.Value, "") : "");
            foreach (var tt in _type)
            {
                _word = _word.Replace("{pro_order.up_time." + tt + "}", !isStrNull(orderItem.pro_order.up_time) ? proDateStr(orderItem.pro_order.up_time.Value, tt) : "");
            }
            if (orderItem.pro_order.activity != null)
            {
                _word = _word.Replace("{activity.startDate_solar}", !isStrNull(orderItem.pro_order.activity.startDate_solar) ? proDateStr(orderItem.pro_order.activity.startDate_solar.Value, "") : "");
                foreach (var tt in _type)
                {
                    _word = _word.Replace("{activity.startDate_solar." + tt + "}", !isStrNull(orderItem.pro_order.activity.startDate_solar) ? proDateStr(orderItem.pro_order.activity.startDate_solar.Value, tt) : "");
                }

                _word = _word.Replace("{activity.endDate_solar}", !isStrNull(orderItem.pro_order.activity.endDate_solar) ? proDateStr(orderItem.pro_order.activity.endDate_solar.Value, "") : "");
                foreach (var tt in _type)
                {
                    _word = _word.Replace("{activity.endDate_solar." + tt + "}", !isStrNull(orderItem.pro_order.activity.endDate_solar) ? proDateStr(orderItem.pro_order.activity.endDate_solar.Value, tt) : "");
                }
            }

            //金額
            _word = _word.Replace("{​​​​​​​pro_order_detail.price}", !isStrNull(orderItem.price) ? ValMoneyCh(orderItem.price.Value) : "");
            try
            {
                _word = _word.Replace("{pro_order.order_no}", !isStrNull(orderItem.order_no) ? orderItem.order_no : "");
                //信眾編號
                _word = _word.Replace("{follower.f_number}", !isStrNull(orderItem.pro_order.follower.f_number) ? orderItem.pro_order.follower.f_number : "");
                //牌位中間標題(消災/超薦)
                _word = _word.Replace("{orderItem.f_num_tablet}", !isStrNull(orderItem.f_num_tablet) ? orderItem.f_num_tablet : "");
                //牌位左側標題(陽上/報恩)
                _word = _word.Replace("{orderItem.from_id_tablet}", !isStrNull(orderItem.from_id_tablet) ? orderItem.from_id_tablet : "");
            }
            catch (Exception ex)
            {

            }

            _word=ReplacePlaceholders(_word);
            ((Literal)e.Item.FindControl("word")).Text = _word;
        }

    }
    protected void proCuzData(List<string> _column, string this_data)
    {
        if (!string.IsNullOrWhiteSpace(this_data))
        {
            string[] _list = this_data.Split('$');
            for (int i = 0; i < _list.Length; i++)
            {
                if (!string.IsNullOrWhiteSpace(_list[i]))
                {
                    string[] _v = _list[i].Split(':');

                    //比對
                    bool isExist = false; //參數是否已存在
                    for (int j = 0; j < _column.Count; j++)
                    {
                        string[] _y = _column[j].Split(':');
                        if ("$" + _v[0] == _y[0])
                        {
                            isExist = true;
                            if (!string.IsNullOrWhiteSpace(_v[1]))
                                _column[j] = "$" + _list[i];
                            break;
                        }
                    }
                    if (!isExist)
                    {
                        //加入參數
                        _column.Add("$" + _list[i]);
                    }
                }

            }

        }

    }
    private static string ReplacePlaceholders(string input)
    {
        string pattern = @"\{\$[^\}]+\}";
        return Regex.Replace(input, pattern, "");
    }
    #region 日期文字處理
    protected string proDateStr(DateTime date, string type)
    {
        string txt = "";
        if (type == "")
        {
            txt = date.ToString("yyyy/MM/dd");
        }
        else if (type == "zh")//西元中文日期
        {
            //将日期转换成中文显示
            string year = date.Year.ToString();
            string month = date.Month.ToString("00");
            //if (int.Parse(month) < 10) { month = "0" + month; }
            string days = date.Day.ToString("00");
            //if (int.Parse(days) < 10) { days = "0" + days; }

            txt = GetChineseDateNumber2(year, month, days);
        }
        else if (type == "min")//民國中文日期
        {
            //轉成民國年
            CultureInfo culture = new CultureInfo("zh-TW");
            culture.DateTimeFormat.Calendar = new TaiwanCalendar();
            string _cul = date.ToString("yyy/MM/dd", culture);
            string[] k = _cul.Split('/');
            //System.Globalization.TaiwanCalendar tc = new System.Globalization.TaiwanCalendar();
            //tc.GetYear(date), tc.GetMonth(date), tc.GetDayOfMonth(date)
            if (k.Length == 3)
            {
                txt = GetChineseDateNumber2(k[0], k[1], k[2]);
            }



        }
        else if (type == "lunar")//民國年農曆日期
        {
            //轉成農曆年
            ChineseLunisolarCalendar chineseDate = new ChineseLunisolarCalendar();
            int yy = chineseDate.GetYear(date) - 1911;
            int mm = chineseDate.GetMonth(date);
            int dd = chineseDate.GetDayOfMonth(date);

            txt = GetChineseDateNumber2(yy.ToString(), mm.ToString("00"), dd.ToString("00"));

        }

        return txt;
    }

    static string GetChineseDateNumber2(string year, string month, string days)
    {

        //StringBuilder sb = new StringBuilder();
        List<string> sb = new List<string>();
        for (int i = 0; i < year.Length; i++)//年转换
        {
            //sb.Append(GetChineseDateNumber(int.Parse(year[i].ToString())));
            sb.Add(GetChineseDateNumber(int.Parse(year[i].ToString())));
        }
        sb.Add("年");
        for (int r = 0; r < month.Length; r++)//月转换
        {

            sb.Add(GetChineseDateNumber(int.Parse(month[r].ToString())));
        }
        sb.Add("月");
        for (int t = 0; t < days.Length; t++)//日转换
        {
            sb.Add(GetChineseDateNumber(int.Parse(days[t].ToString())));
        }
        sb.Add("日");
        //return sb.ToString();
        return string.Join("", sb);
    }
    static string GetChineseDateNumber(int dateStr)
    {
        string[] cns = new string[] {
            "零", "一", "二", "三", "四", "五", "六", "七", "八", "九",
            "十", "十一", "十二", "十三", "十四", "十五", "十六", "十七", "十八", "十九",
            "二十", "二十一", "二十二", "二十三", "二十四", "二十五", "二十六", "二十七", "二十八", "二十九",
            "三十", "三十一"
            };
        return cns[dateStr];

    }


    #endregion
}
public class ExcelExporter
{
    public static void ExportOrdersToExcel(HttpContext context, List<Model.pro_order_detail> orders)
    {
        
        // Using a memory stream to create Excel package
        var package = new ExcelPackage();

        // Add a worksheet
        var worksheet = package.Workbook.Worksheets.Add("Orders");

        // Add header row
        worksheet.Cells["A1"].Value = "訂單編號";
        worksheet.Cells["B1"].Value = "數量";
        worksheet.Cells["C1"].Value = "牌位標題";
        worksheet.Cells["D1"].Value = "陽上";
        //worksheet.Cells["E1"].Value = "數量";

        // Add data rows
        int currentRow = 2;
        foreach (var order in orders)
        {
            worksheet.Cells[$"A{currentRow}"].Value = order.order_no;//"AA2403220002"
            worksheet.Cells[$"B{currentRow}"].Value = order.qty;//
            worksheet.Cells[$"C{currentRow}"].Value = order.f_num_tablet;//牌位標題//"王俊傑"
            worksheet.Cells[$"D{currentRow}"].Value = order.from_id_tablet;//陽上標題//"王吳淑英 王瑞萍 張鎧臣"
            //worksheet.Cells[$"E{currentRow}"].Value = order.customize_data//自訂欄位//"$牌位主標題:\r\n$牌位副標題:\r\n$右標題:\r\n$祈福姓名:\r\n$祈福姓名2:\r\n$陽上姓名:\r\n$編號:"
            currentRow++;
        }

        // Convert the Excel package to a byte array
        byte[] bin = package.GetAsByteArray();

        // Clear the response
        context.Response.Clear();

        // Set the response's content type to Excel
        context.Response.ContentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";

        // Set the Content-Disposition header to prompt a download dialog
        context.Response.AddHeader("content-disposition", "attachment; filename=Orders.xlsx");

        // Write the byte array to the response's output stream
        context.Response.OutputStream.Write(bin, 0, bin.Length);

        // Flush the response and end it
        context.Response.Flush();
        context.Response.End();
    }
}