using System;
using System.Collections.Generic;
using System.Web;
using System.Data;
using System.Data.Common;
using NPOI.SS.UserModel;
using NPOI.HSSF.UserModel;
using NPOI.HSSF.Util;
using System.IO;
using NPOI.SS.Util;

/// <summary>
/// 報表基礎類別
/// </summary>
public abstract class ExcelReportBase
{
    protected HSSFWorkbook workbook;
    protected HSSFSheet sheet;
    protected Excel excel;
    protected IFont headerFont;
    protected IFont footerFont;
    protected IFont titleFont;
    protected IFont titleFontBoldUnderLine;
    protected IFont bodyFont;
    protected IFont bodyFontS;
    protected IFont bodyFont6PT;
    protected IFont bodyFont8PT;
    protected ICellStyle headerStyle;
    protected ICellStyle footerStyle;
    protected ICellStyle titleStyleLeft;
    protected ICellStyle titleStyleRight;
    protected ICellStyle titleStyleCenter;
    protected ICellStyle titleStyleCenterYellowBGC;
    protected ICellStyle titleStyleCenterBottom;
    protected ICellStyle titleStyleLeftNoBorder;
    protected ICellStyle titleStyleRightNoBorder;
    protected ICellStyle titleStyleCenterNoBorder;
    protected ICellStyle titleStyleCenterBottomNoBorder;
    protected ICellStyle titleStyleCenterUDBorder;
    protected ICellStyle bodyStyleLeft;
    protected ICellStyle bodyStyleRight;
    protected ICellStyle bodyStyleCenter;
    protected ICellStyle bodyStyleLeftNoBorder;
    protected ICellStyle bodyStyleRightNoBorder;
    protected ICellStyle bodyStyleCenterNoBorder;

    protected ICellStyle bodyNumberStyle;
    protected ICellStyle bodyNumberStyleNoBorder;
    protected ICellStyle bodyNumberStyleUDBorder;
    protected ICellStyle bodyNumberStyle2;
    protected ICellStyle bodyStyleCenterS;
    protected ICellStyle bodyStyleCenterXS;
    protected int HeaderRowHeight = 27;
    protected int BodyRowHeight = 24;
    protected int thisYy;
    protected int thisMm;
    protected int prevYy;
    protected int prevMm;

    public ExcelReportBase()
    {
        Init();
    }

    public DataSet 資料來源
    {
        get;
        set;
    }

    public string 公司名稱
    {
        get;
        set;
    }

    public string 客戶名稱
    {
        get;
        set;
    }

    public string 專案名稱
    {
        get;
        set;
    }

    public string 報表名稱
    {
        get;
        set;
    }

    public DateTime 報表時間
    {
        get;
        set;
    }

    public string 客戶編號
    {
        get;
        set;
    }

    public string 專案編號
    {
        get;
        set;
    }

    public string 年度
    {
        get;
        set;
    }
    
    public string 月份
    {
        get;
        set;
    }

    public Dictionary<string, string> 報表參數
    {
        get;
        set;
    }

    public bool 以時分顯示時數 { get; set; }

    protected virtual void Init()
    {
        workbook = new HSSFWorkbook();
        sheet = workbook.CreateSheet("報表") as HSSFSheet;
        sheet.ForceFormulaRecalculation = true;
        excel = new Excel();
        excel.WorkBook = workbook;
        excel.Sheet = sheet;
        numberFormat = workbook.CreateDataFormat();

        SetPaperAndMargin(sheet);

        headerFont = excel.NewFont("標楷體", 16, FontBoldWeight.Bold);
        footerFont = excel.NewFont("標楷體", 16);
        titleFont = excel.NewFont("標楷體", 12);
        titleFontBoldUnderLine = excel.NewFont("標楷體", 12, FontBoldWeight.Bold);
        titleFontBoldUnderLine.Underline = FontUnderlineType.Single;
        bodyFont = excel.NewFont("標楷體", 12);
        bodyFontS = excel.NewFont("標楷體", 10);
        bodyFont6PT = excel.NewFont("標楷體", 6);
        bodyFont8PT = excel.NewFont("標楷體", 8);

        headerStyle = excel.NewCellStyle(headerFont, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        footerStyle = excel.NewCellStyle(footerFont, HorizontalAlignment.Left, VerticalAlignment.Top, true);

        titleStyleLeft = excel.NewCellStyle(titleFont, HorizontalAlignment.Left, VerticalAlignment.Top, true);
        titleStyleLeft.BorderTop = BorderStyle.Thin;
        titleStyleLeft.BorderBottom = BorderStyle.Thin;
        titleStyleLeft.BorderLeft = BorderStyle.Thin;
        titleStyleLeft.BorderRight = BorderStyle.Thin;

        titleStyleRight = excel.NewCellStyle(titleFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        titleStyleRight.BorderTop = BorderStyle.Thin;
        titleStyleRight.BorderBottom = BorderStyle.Thin;
        titleStyleRight.BorderLeft = BorderStyle.Thin;
        titleStyleRight.BorderRight = BorderStyle.Thin;

        titleStyleCenter = excel.NewCellStyle(titleFont, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        titleStyleCenter.BorderTop = BorderStyle.Thin;
        titleStyleCenter.BorderBottom = BorderStyle.Thin;
        titleStyleCenter.BorderLeft = BorderStyle.Thin;
        titleStyleCenter.BorderRight = BorderStyle.Thin;

        titleStyleCenterYellowBGC = excel.NewCellStyle(titleFont, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        titleStyleCenterYellowBGC.BorderTop = BorderStyle.Thin;
        titleStyleCenterYellowBGC.BorderBottom = BorderStyle.Thin;
        titleStyleCenterYellowBGC.BorderLeft = BorderStyle.Thin;
        titleStyleCenterYellowBGC.BorderRight = BorderStyle.Thin;
        titleStyleCenterYellowBGC.FillBackgroundColor = NPOI.HSSF.Util.HSSFColor.Yellow.Index;
        titleStyleCenterYellowBGC.FillPattern = FillPattern.SolidForeground;
        titleStyleCenterYellowBGC.FillForegroundColor = NPOI.HSSF.Util.HSSFColor.Yellow.Index;

        titleStyleCenterBottom = excel.NewCellStyle(titleFont, HorizontalAlignment.Center, VerticalAlignment.Bottom, true);
        titleStyleCenterBottom.BorderTop = BorderStyle.Thin;
        titleStyleCenterBottom.BorderBottom = BorderStyle.Thin;
        titleStyleCenterBottom.BorderLeft = BorderStyle.Thin;
        titleStyleCenterBottom.BorderRight = BorderStyle.Thin;

        titleStyleLeftNoBorder = excel.NewCellStyle(titleFont, HorizontalAlignment.Left, VerticalAlignment.Top, true);
        titleStyleRightNoBorder = excel.NewCellStyle(titleFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        titleStyleCenterNoBorder = excel.NewCellStyle(titleFont, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        titleStyleCenterBottomNoBorder = excel.NewCellStyle(titleFont, HorizontalAlignment.Center, VerticalAlignment.Bottom, true);

        titleStyleCenterUDBorder = excel.NewCellStyle(titleFont, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        titleStyleCenterUDBorder.BorderTop = BorderStyle.Thin;
        titleStyleCenterUDBorder.BorderBottom = BorderStyle.Thin;

        bodyStyleLeft = excel.NewCellStyle(bodyFont, HorizontalAlignment.Left, VerticalAlignment.Top, true);
        bodyStyleLeft.BorderTop = BorderStyle.Thin;
        bodyStyleLeft.BorderBottom = BorderStyle.Thin;
        bodyStyleLeft.BorderLeft = BorderStyle.Thin;
        bodyStyleLeft.BorderRight = BorderStyle.Thin;
        bodyStyleLeft.WrapText = true;

        bodyStyleRight = excel.NewCellStyle(bodyFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        bodyStyleRight.BorderTop = BorderStyle.Thin;
        bodyStyleRight.BorderBottom = BorderStyle.Thin;
        bodyStyleRight.BorderLeft = BorderStyle.Thin;
        bodyStyleRight.BorderRight = BorderStyle.Thin;
        bodyStyleRight.WrapText = true;

        bodyStyleCenter = excel.NewCellStyle(bodyFont, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        bodyStyleCenter.BorderTop = BorderStyle.Thin;
        bodyStyleCenter.BorderBottom = BorderStyle.Thin;
        bodyStyleCenter.BorderLeft = BorderStyle.Thin;
        bodyStyleCenter.BorderRight = BorderStyle.Thin;
        bodyStyleCenter.WrapText = true;

        bodyStyleLeftNoBorder = excel.NewCellStyle(bodyFont, HorizontalAlignment.Left, VerticalAlignment.Top, true);
        bodyStyleLeftNoBorder.WrapText = true;

        bodyStyleRightNoBorder = excel.NewCellStyle(bodyFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        bodyStyleRightNoBorder.WrapText = true;

        bodyStyleCenterNoBorder = excel.NewCellStyle(bodyFont, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        bodyStyleCenterNoBorder.WrapText = true;

        bodyStyleCenterS = excel.NewCellStyle(bodyFontS, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        bodyStyleCenterS.BorderTop = BorderStyle.Thin;
        bodyStyleCenterS.BorderBottom = BorderStyle.Thin;
        bodyStyleCenterS.BorderLeft = BorderStyle.Thin;
        bodyStyleCenterS.BorderRight = BorderStyle.Thin;
        bodyStyleCenterS.WrapText = true;

        bodyStyleCenterXS = excel.NewCellStyle(bodyFont6PT, HorizontalAlignment.Center, VerticalAlignment.Top, true);
        bodyStyleCenterXS.BorderTop = BorderStyle.Thin;
        bodyStyleCenterXS.BorderBottom = BorderStyle.Thin;
        bodyStyleCenterXS.BorderLeft = BorderStyle.Thin;
        bodyStyleCenterXS.BorderRight = BorderStyle.Thin;
        bodyStyleCenterXS.WrapText = true;

        bodyNumberStyle = excel.NewCellStyle(bodyFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        bodyNumberStyle.DataFormat = numberFormat.GetFormat("###,###,##0");
        bodyNumberStyle.BorderTop = BorderStyle.Thin;
        bodyNumberStyle.BorderBottom = BorderStyle.Thin;
        bodyNumberStyle.BorderLeft = BorderStyle.Thin;
        bodyNumberStyle.BorderRight = BorderStyle.Thin;
        bodyNumberStyle.WrapText = true;

        bodyNumberStyle2 = excel.NewCellStyle(bodyFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        bodyNumberStyle2.DataFormat = numberFormat.GetFormat("###,###,##0.00");
        bodyNumberStyle2.BorderTop = BorderStyle.Thin;
        bodyNumberStyle2.BorderBottom = BorderStyle.Thin;
        bodyNumberStyle2.BorderLeft = BorderStyle.Thin;
        bodyNumberStyle2.BorderRight = BorderStyle.Thin;
        bodyNumberStyle2.WrapText = true;

        bodyNumberStyleNoBorder = excel.NewCellStyle(bodyFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        bodyNumberStyleNoBorder.DataFormat = numberFormat.GetFormat("###,###,##0");
        bodyNumberStyleNoBorder.WrapText = true;

        bodyNumberStyleUDBorder = excel.NewCellStyle(bodyFont, HorizontalAlignment.Right, VerticalAlignment.Top, true);
        bodyNumberStyleUDBorder.DataFormat = numberFormat.GetFormat("###,###,##0");
        bodyNumberStyleUDBorder.BorderTop = BorderStyle.Thin;
        bodyNumberStyleUDBorder.BorderBottom = BorderStyle.Thin;
        bodyNumberStyleUDBorder.WrapText = true;

        資料來源 = new DataSet();
    }

    private IDataFormat numberFormat;    
    protected IDataFormat NumberFormat { get { return numberFormat; } }

    protected void SetPaperAndMargin(HSSFSheet Asheet)
    {
        // 設定紙張
        Asheet.PrintSetup.PaperSize = 9;      // A4
        Asheet.PrintSetup.Landscape = false;   // 橫向

        // 列印格式
        Asheet.PrintSetup.UsePage = true;
        Asheet.PrintSetup.FitWidth = 1;       // 將所有欄擠進 1 頁寬
        Asheet.PrintSetup.FitHeight = 0;      // 0 表示不指定幾頁

        // 頁首頁尾
        Asheet.Footer.Left = "列印日期：&D";
        Asheet.Footer.Right = "頁數：&P";

        // 紙張邊界
        Asheet.PrintSetup.HeaderMargin = 0d;
        Asheet.PrintSetup.FooterMargin = 0.3d;
        Asheet.SetMargin(MarginType.TopMargin, 0.5d);
        Asheet.SetMargin(MarginType.BottomMargin, 0.5d);
        Asheet.SetMargin(MarginType.LeftMargin, 0.3d);
        Asheet.SetMargin(MarginType.RightMargin, 0.3d);
    }

    protected string MinuteToTime(int minute)
    {
        int hh = minute / 60;
        int mm = minute % 60;

        if (以時分顯示時數)
            return String.Format("{0:##0}:{1:00}", hh, mm);
        else
            return hh.ToString();
    }

    public abstract MemoryStream 產生報表();

}