using System.Collections.Generic;
using System.Data;
using System.Linq;
using Kreta.BusinessLogic.Classes;
using Kreta.Core.ConnectionType;
using Kreta.Resources;
using OfficeOpenXml;

namespace Kreta.BusinessLogic.Helpers.Nyomtatvanyok.Excel
{
    public class PedagogusokBeNemIrtOraiHaviBontasban : BaseNyomtatvanyExcel
    {
        public PedagogusokBeNemIrtOraiHaviBontasban(IConnectionType connectionType, bool isMultisheetExcel = false) : base(connectionType, isMultisheetExcel)
        {
            StoredProcedure = "uspGetNemNaplozottOrakSzama";
            ExcelPackage = new ExcelPackage();

            //Munkalap tulajdonságok beállítása
            SetWorkbookProperties();
        }

        public override void CreateSheet(Dictionary<string, string> dbParameters, int sheetIndex = 1)
        {
            DbParameters = dbParameters;

            // Adatforrás összeállítása
            SetExcelDataSet();

            var table = DataSet.Tables[0];

            var rows = table.Rows.Cast<DataRow>();

            var groupByTanarRows = rows.GroupBy(g => g["Tanar"])
                .Select(s =>
                    new
                    {
                        Tanar = SDAConvert.ToString(s.Key),
                        Data = s
                    }).OrderBy(o => o.Tanar).ToList();

            // Munkalap összeállítása
            var worksheet = CreateSheet(ExcelNyomtatvanyResource.Osszesito, 1, eOrientation.Landscape, true, 2);
            worksheet.Column(1).Width = 35;
            worksheet.Column(2).Width = 13;

            AddLabelCell(worksheet, 1, 1, ExcelNyomtatvanyResource.Pedagogusok, HeaderStyleBottomBorderedBGGray);
            AddLabelCell(worksheet, 1, 2, NyomtatvanyokResource.OktAzon, HeaderStyleBottomBorderedBGGray);

            for (var i = 1; i < 11; i++)
            {
                worksheet.Column(2 + i).Width = 6;

                AddLabelCell(worksheet, 1, 2 + i, GetHonapTextForIndex(i), HeaderStyleBottomBorderedBGGray);
            }

            AddLabelCell(worksheet, 1, 13, AdatszolgaltatasokResource.Osszesen, HeaderStyleBottomBorderedBGGray);

            var rowIndex = 2;

            foreach (var tanarGroup in groupByTanarRows)
            {
                AddLabelCell(worksheet, rowIndex, 1, tanarGroup.Tanar, NormalStyleBottomBordered);
                AddLabelCell(worksheet, rowIndex, 2, tanarGroup.Data.Select(s => SDAConvert.ToString(s["TanarOktAzon"])).FirstOrDefault(), NormalStyleBottomBordered);

                for (var i = 1; i < 11; i++)
                {
                    var value = tanarGroup.Data.Where(x => SDAConvert.ToString(x["Honap"]) == GetHonapTextForIndex(i))
                            .Select(s => SDAConvert.ToNullableInt32(s["Darab"])).FirstOrDefault();

                    AddNumberCell(worksheet, rowIndex, 2 + i, value, IntegerStyleBottomBordered);
                }

                AddAggregateFormulaCell(worksheet, rowIndex, 13, "SUM", rowIndex, 2, rowIndex, 12, true, IntegerStyleBottomBordered);

                rowIndex++;
            }

            AddLabelRange(worksheet, rowIndex, 11, rowIndex, 12, AdatszolgaltatasokResource.Osszesen, HeaderStyleBottomBorderedBGGray);
            AddAggregateFormulaCell(worksheet, rowIndex, 13, "SUM", 2, 13, rowIndex - 1, 13, true, IntegerStyleBottomBordered);
        }

        // 09, 10, 11, 12, 01, 02, 03, 04, 05, 06
        private static string GetHonapTextForIndex(int index)
        {
            return (index + 8 > 12 ? index - 4 : index + 8).ToString("00");
        }
    }
}