using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.IO;
using System.Data;
using NPOI.SS.UserModel;
using NPOI.SS.Util;
using WebLib;

namespace Education.Report
{
    public class 講師匯出 : ReportBase
    {
        public List<講師> data;
        public List<string> export_columns;

        private List<ExportColumn> columns = new List<ExportColumn>() {
            new ExportColumn() { Key="姓名"           , Title="姓名"           , Width=20  , FieldName="姓名" },
            new ExportColumn() { Key="出生日期"       , Title="出生日期"       , Width=20  , FieldName="出生日期"   , Align=HorizontalAlignment.Center, Format="{0:yyyy-MM-dd}" },
            new ExportColumn() { Key="性別"           , Title="性別"           , Width=10  , FieldName="性別"       , Align=HorizontalAlignment.Center },
            new ExportColumn() { Key="身份證字號"     , Title="身份證字號"     , Width=20  , FieldName="身份證字號" , Align=HorizontalAlignment.Center },
            new ExportColumn() { Key="電話"           , Title="電話"           , Width=20  , FieldName="電話"       , Align=HorizontalAlignment.Center },
            new ExportColumn() { Key="手機"           , Title="手機"           , Width=20  , FieldName="手機"       , Align=HorizontalAlignment.Center },
            new ExportColumn() { Key="電子郵件"       , Title="電子郵件"       , Width=30  , FieldName="電子郵件" },
            new ExportColumn() { Key="戶籍地址"       , Title="戶籍地址"       , Width=50  , FieldName="戶籍地址" },
            new ExportColumn() { Key="居住地址"       , Title="居住地址"       , Width=50  , FieldName="居住地址" },
            new ExportColumn() { Key="現職"           , Title="現職"           , Width=50  , FieldName="現職" },
            new ExportColumn() { Key="最高學歷"       , Title="最高學歷"       , Width=100 , FieldName="學歷" },
            new ExportColumn() { Key="授課區域"       , Title="授課區域"       , Width=100 , FieldName="授課區域TXT" },
            new ExportColumn() { Key="授課專長領域"   , Title="授課專長領域"   , Width=100 , FieldName="授課專長領域" },
            new ExportColumn() { Key="授課經歷概述"   , Title="授課經歷概述"   , Width=100 , FieldName="授課經歷概述" },
            new ExportColumn() { Key="重要經歷"       , Title="重要經歷"       , Width=100 , FieldName="重要經歷" },
            new ExportColumn() { Key="重要研究與著作" , Title="重要研究與著作" , Width=100 , FieldName="重要研究與著作" },
            new ExportColumn() { Key="合作狀態"       , Title="合作狀態"       , Width=100 , FieldName="合作狀態RPT" },
            new ExportColumn() { Key="合作方式"       , Title="合作方式"       , Width=100 , FieldName="合作方式" },
            new ExportColumn() { Key="證照資料"       , Title="證照資料"       , Width=100 , FieldName="證照資料" },
            new ExportColumn() { Key="異常標註"       , Title="異常標註"       , Width=100 , FieldName="異常標註" },
            new ExportColumn() { Key="講師來源"       , Title="講師來源"       , Width=100 , FieldName="講師來源" },
            new ExportColumn() { Key="推薦授課主題"   , Title="推薦授課主題"   , Width=100 , FieldName="推薦授課主題" },
            new ExportColumn() { Key="TTQS滿意度"     , Title="TTQS滿意度"     , Width=20  , FieldName="平均滿意度"  , Align=HorizontalAlignment.Right, Format="{0:F2}" },
            new ExportColumn() { Key="講師評鑑(跟課)" , Title="講師評鑑(跟課)" , Width=20  , FieldName="講師評鑑"    , Align=HorizontalAlignment.Right, Format="{0:F2}" },
            new ExportColumn() { Key="講師評鑑(學員)" , Title="講師評鑑(學員)" , Width=20  , FieldName="學員滿意度"  , Align=HorizontalAlignment.Right, Format="{0:F2}" },
        };

        public MemoryStream DoReport()
        {
            workbook.RemoveSheetAt(0);

            sheet = workbook.CreateSheet("講師資料匯出");
            SetPaperAndMargin(sheet);
            sheet.RepeatingRows = new CellRangeAddress(0, 2, -1, -1);

            excel.Sheet = sheet;

            // 1. 預先過濾出需要匯出的欄位
            var activeColumns = columns.Where(c => export_columns.Contains(c.Key)).ToList();

            // 報表抬頭
            excel.SetCellValue(0, 0, "序號", bodyStyleCenter);
            excel.SetColumnWidthInChars(0, 10);

            int col = 1;
            int colCount = 1;
            foreach (var column in activeColumns)
            {
                excel.SetCellValue(0, col, column.Title, bodyStyleCenter);
                excel.SetColumnWidthInChars(col, column.Width);
                col++;
                colCount++;
            }

            int rowId = 1;
            foreach (var r in data)
            {
                // 報表內容
                col = 0;
                excel.SetCellValue(rowId, col++, rowId, bodyStyleCenter);

                foreach (var column in activeColumns)
                {
                    var cellStyle = bodyStyleLeft;
                    switch (column.Align)
                    {
                        case HorizontalAlignment.Center:
                            cellStyle = bodyStyleCenter;
                            break;
                        case HorizontalAlignment.Right:
                            cellStyle = bodyStyleRight;
                            break;
                    }

                    var value = r.FieldValue(column.FieldName);
                    SetDataValue(rowId, col, column, value, cellStyle);
                    col++;
                }

                rowId++;
            }

            // 報表尾
            excel.SetCellValue(rowId+1, 0, "總筆數", bodyStyleCenter);
            excel.SetCellValue(rowId+1, 1, data.Count, bodyStyleCenter);           

            MemoryStream ms = new MemoryStream();
            workbook.Write(ms);
            return ms;
        }
    }
}