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divinsmathewdivinsmathew
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Add project files.
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‎App.config‎

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<?xml version="1.0" encoding="utf-8" ?>
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<configuration>
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<startup>
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<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
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</startup>
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</configuration>

‎Billie.cs‎

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using System;
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using System.Collections.Generic;
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using System.Windows.Forms;
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using ClosedXML.Excel;
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namespace Billie
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{
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public class Billie
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{
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private readonly BillieData Parameters;
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public Billie(BillieData Parameters)
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{
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this.Parameters = Parameters;
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}
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private string ToLetters(int num)
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{
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var mod = num % 26;
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var pow = num / 26 | 0;
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string rem;
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if (mod != 0)
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rem = ((char)(64 + mod)).ToString();
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else
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{
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pow--;
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rem = "Z";
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}
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return pow != 0? ToLetters(pow) + rem : rem;
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}
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public string GenerateBreakdown()
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{
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using (var workbook = new XLWorkbook())
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{
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int i;
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int columnAlphaCount = 2;
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IXLCell ActiveCell;
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var worksheet = workbook.Worksheets.Add("Bill Breakdown");
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worksheet.Cell("A1").Value = Parameters.PurchaseDate.ToShortDateString().Replace("-", "/");
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MakeCell(worksheet.Cell("A1"), false, true, XLColor.FromArgb(200, 218, 247));
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worksheet.Cell("A2").Value = Parameters.ShopName;
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MakeCell(worksheet.Cell("A2"), true, true, XLColor.FromArgb(200, 218, 247));
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worksheet.Range("A2:A3").Merge();
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for (i = 0; i < Parameters.Items.Count; i++, columnAlphaCount++, columnAlphaCount++)
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{
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worksheet.Range(ToLetters(columnAlphaCount) + "1:" + ToLetters(columnAlphaCount + 1) + "1").Merge();
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worksheet.Cell(ToLetters(columnAlphaCount) + "1").Value = Parameters.Items[i].Name;
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount) + "1"), true, true, XLColor.FromArgb(200, 218, 247));
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount) + "1").CellRight(), true, true, XLColor.FromArgb(200, 218, 247));
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worksheet.Range(ToLetters(columnAlphaCount) + "2:" + ToLetters(columnAlphaCount + 1).ToString() + "2").Merge();
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worksheet.Cell(ToLetters(columnAlphaCount) + "2").Value = Parameters.Currency + " " + Parameters.Items[i].Price.ToString();
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount) + "2"), true, true, XLColor.FromArgb(200, 218, 247));
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount) + "2").CellRight(), true, true, XLColor.FromArgb(200, 218, 247));
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worksheet.Cell(ToLetters(columnAlphaCount) + "3").Value = "Qty.";
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount) + "3"), false, true, XLColor.FromArgb(200, 218, 247));
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worksheet.Cell(ToLetters(columnAlphaCount + 1) + "3").Value = "Price (" + Parameters.Currency + ")";
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount + 1).ToString() + "3"), false, true, XLColor.FromArgb(200, 218, 247));
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}
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if (Parameters.TaxPercentage > 0)
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{
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount) + "1"), true, true, XLColor.FromArgb(200, 218, 247));
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worksheet.Range(ToLetters(columnAlphaCount) + "1:" + ToLetters(columnAlphaCount) + "3").Merge();
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worksheet.Cell(ToLetters(columnAlphaCount) + "1").Value = "Tax (" + Parameters.TaxPercentage + "%)";
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columnAlphaCount++;
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}
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worksheet.Cell(ToLetters(columnAlphaCount) + "1").Value = "Total (" + Parameters.Currency + ")";
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MakeCell(worksheet.Cell(ToLetters(columnAlphaCount) + "1"), true, true, XLColor.FromArgb(200, 218, 247));
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worksheet.Range(ToLetters(columnAlphaCount) + "1:" + ToLetters(columnAlphaCount) + "3").Merge();
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worksheet.Cell(ToLetters(columnAlphaCount) + "2").Style.Border.SetOutsideBorder(XLBorderStyleValues.Thin);
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worksheet.Cell(ToLetters(columnAlphaCount) + "3").Style.Border.SetOutsideBorder(XLBorderStyleValues.Thin);
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worksheet.Cell(ToLetters(columnAlphaCount) + "2").Style.Border.SetOutsideBorderColor(XLColor.FromArgb(180, 195, 221));
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worksheet.Cell(ToLetters(columnAlphaCount) + "3").Style.Border.SetOutsideBorderColor(XLColor.FromArgb(180, 195, 221));
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for (i = 0; i < Parameters.PeopleNames.Count; i++)
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{
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ActiveCell = worksheet.Cell("A" + (i + 4).ToString());
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ActiveCell.Value = " " + Parameters.PeopleNames[i];
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MakeCell(ActiveCell, true, false, XLColor.FromArgb(217, 217, 217));
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}
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ActiveCell = worksheet.Cell("A" + (i + 4).ToString());
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ActiveCell.Value = "TOTAL";
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MakeCellRange(worksheet.Range("A" + (i + 4).ToString() + ":" + ToLetters(columnAlphaCount) + (i + 4).ToString()), true, true, XLColor.FromArgb(244, 204, 204));
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IXLRange Range = worksheet.Range("B" + (i + 4).ToString() + ":" + ToLetters(columnAlphaCount - ((Parameters.TaxPercentage > 0) ? 2 : 1)) + (i + 4).ToString());
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Range.Merge();
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Range.Style.Border.SetOutsideBorderColor(XLColor.FromArgb(180, 195, 221));
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worksheet.LastRowUsed(XLCellsUsedOptions.NormalFormats).Height = 30;
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double grandTotal = 0;
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double taxTotal = 0;
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List<string> TaxExcemptedItems = new List<string>();
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for (i = 0; i < Parameters.PeopleNames.Count; i++)
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{
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double Total = 0;
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double TaxReducedTotal = 0;
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for (int j = 0; j < Parameters.Maps[i].Items.Count; j++)
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for (int k = 0; k < Parameters.Items.Count; k++)
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if (Parameters.Maps[i].Items[j] == Parameters.Items[k].Name)
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{
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ActiveCell = worksheet.Cell(((char)(k * 2 + 66)).ToString() + (i + 4).ToString());
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if (Parameters.Maps[i].Denominators[j] == 1)
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ActiveCell.SetValue(Parameters.Maps[i].Quantities[j]);
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else
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ActiveCell.SetValue(Parameters.Maps[i].Quantities[j].ToString() + "/" + Parameters.Maps[i].Denominators[j].ToString());
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ActiveCell.CellRight().Value = ((Parameters.Maps[i].Quantities[j] * Parameters.Items[k].Price) / Parameters.Maps[i].Denominators[j]).ToString();
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Total += (Parameters.Maps[i].Quantities[j] * Parameters.Items[k].Price) / Parameters.Maps[i].Denominators[j];
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if (Parameters.Items[k].TaxExcempted)
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{
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if (!TaxExcemptedItems.Contains(Parameters.Items[k].Name))
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TaxExcemptedItems.Add(Parameters.Items[k].Name);
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}
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else
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TaxReducedTotal += (Parameters.Maps[i].Quantities[j] * Parameters.Items[k].Price) / Parameters.Maps[i].Denominators[j];
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}
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grandTotal += Total;
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if (Parameters.TaxPercentage > 0)
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{
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ActiveCell = worksheet.Cell(ToLetters(columnAlphaCount - 1) + (i + 4).ToString());
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ActiveCell.Value = ((Parameters.TaxPercentage / 100) * TaxReducedTotal).ToString();
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ActiveCell = worksheet.Cell(ToLetters(columnAlphaCount) + (i + 4).ToString());
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ActiveCell.Value = ((Parameters.TaxPercentage / 100) * TaxReducedTotal + Total).ToString();
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taxTotal += (Parameters.TaxPercentage / 100) * TaxReducedTotal;
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}
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else
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{
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ActiveCell = worksheet.Cell(ToLetters(columnAlphaCount) + (i + 4).ToString());
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ActiveCell.Value = Total.ToString();
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}
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MakeCellRange(worksheet.Range("B" + (i + 4).ToString() + ":" + ToLetters(columnAlphaCount) + (i + 4).ToString()), false, true, XLColor.FromArgb(239, 239, 239));
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}
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worksheet.Cell(ToLetters(columnAlphaCount) + (i + 4).ToString()).Value = (grandTotal + taxTotal).ToString();
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if (Parameters.TaxPercentage > 0)
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worksheet.Cell(ToLetters(columnAlphaCount - 1) + (i + 4).ToString()).Value = taxTotal.ToString();
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AdjustContent(worksheet, columnAlphaCount, i + 3);
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if (TaxExcemptedItems.Count > 0)
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{
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worksheet.Cell(ToLetters(columnAlphaCount + 1) + "1").Value = "Tax* (" + Parameters.TaxPercentage + "%)";
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worksheet.Range("A" + (i + 5).ToString() + ":" + ToLetters(columnAlphaCount) + (i + 5).ToString()).Merge();
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ActiveCell = worksheet.Cell("A" + (i + 5).ToString());
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ActiveCell.Style.Font.SetItalic(true);
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ActiveCell.Style.Font.SetFontSize(8);
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ActiveCell.Style.Alignment.SetHorizontal(XLAlignmentHorizontalValues.Left);
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ActiveCell.Style.Alignment.SetVertical(XLAlignmentVerticalValues.Center);
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ActiveCell.Value = "* The " + Parameters.TaxPercentage.ToString() + "% tax was not accounted for " + string.Join(", ", TaxExcemptedItems) + " in the calculations.";
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}
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string FileName = Parameters.ShopName + " - Bill Breakdown.xlsx";
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workbook.SaveAs(FileName);
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return FileName;
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}
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}
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private void AdjustContent(IXLWorksheet worksheet, int LastCol, int LastRow)
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{
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int maxWidth = 0;
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try
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{
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for (int i = 0; i < LastRow; i++)
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{
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int len = worksheet.Column(1).Cell(i + 1).Value.ToString().Length;
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if (len > maxWidth)
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maxWidth = len;
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}
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worksheet.Column(1).Width = maxWidth + 1;
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int optimumWidth = 10;
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for (int Col = 2; Col <= LastCol; Col++, Col++)
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{
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maxWidth = 0;
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for (int i = 1; i <= LastRow; i++)
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{
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int len;
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if (i < 3)
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len = worksheet.Column(ToLetters(Col)).Cell(i).Value.ToString().Length / 2;
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else
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{
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int len1 = worksheet.Column(ToLetters(Col)).Cell(i).Value.ToString().Length;
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int len2 = worksheet.Column(ToLetters(Col + 1)).Cell(i).Value.ToString().Length;
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len = len1 > len2 ? len1 : len2;
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}
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if (len > maxWidth)
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maxWidth = len;
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}
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if (maxWidth > optimumWidth)
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{
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worksheet.Column(Col.ToString()).Width = maxWidth;
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worksheet.Column(ToLetters(Col + 1)).Width = maxWidth;
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}
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else
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{
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worksheet.Column(ToLetters(Col)).Width = optimumWidth;
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worksheet.Column(ToLetters(Col + 1)).Width = optimumWidth;
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}
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}
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maxWidth = 0;
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for (int i = 0; i < LastRow; i++)
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{
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int len = worksheet.Column(ToLetters(LastCol)).Cell(i + 1).Value.ToString().Length;
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if (len > maxWidth)
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maxWidth = len;
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}
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worksheet.Column(ToLetters(LastCol)).Width = maxWidth + 4;
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if (Parameters.TaxPercentage > 0)
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{
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maxWidth = 0;
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for (int i = 0; i < LastRow; i++)
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{
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int len = worksheet.Column(ToLetters(LastCol - 1)).Cell(i + 1).Value.ToString().Length;
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if (len > maxWidth)
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maxWidth = len;
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}
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worksheet.Column(ToLetters(LastCol - 1)).Width = maxWidth + 2;
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}
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}
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catch (Exception e)
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{
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}
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}
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private void MakeCell(IXLCell Cell, bool Bold, bool Center, XLColor Color)
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{
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if (Bold)
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Cell.Style.Font.SetBold();
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if (Center)
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Cell.Style.Alignment.SetHorizontal(XLAlignmentHorizontalValues.Center);
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Cell.Style.Alignment.SetVertical(XLAlignmentVerticalValues.Center);
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Cell.Style.Fill.SetBackgroundColor(Color);
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Cell.Style.Border.OutsideBorder = XLBorderStyleValues.Thin;
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Cell.Style.Border.SetOutsideBorderColor(XLColor.FromArgb(180, 195, 221));
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}
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private void MakeCellRange(IXLRange Range, bool Bold, bool Center, XLColor Color)
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{
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foreach (IXLCell Cell in Range.Cells())
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{
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if (Bold)
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Cell.Style.Font.SetBold();
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if (Center)
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Cell.Style.Alignment.SetHorizontal(XLAlignmentHorizontalValues.Center);
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Cell.Style.Alignment.SetVertical(XLAlignmentVerticalValues.Center);
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Cell.Style.Fill.SetBackgroundColor(Color);
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Cell.Style.Border.OutsideBorder = XLBorderStyleValues.Thin;
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Cell.Style.Border.SetOutsideBorderColor(XLColor.FromArgb(180, 195, 221));
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}
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}
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}
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public class PersonItemMap
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{
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public int PersonIndex;
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public List<string> Items;
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public List<double> Quantities;
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public List<double> Denominators;
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public PersonItemMap()
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{
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Items = new List<string>();
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Quantities = new List<double>();
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Denominators = new List<double>();
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}
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}
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public class BillieData
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{
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public List<string> PeopleNames;
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public List<ItemDetails> Items;
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public List<PersonItemMap> Maps;
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public DateTime PurchaseDate;
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public double TaxPercentage;
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public string ShopName;
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public string Currency;
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public BillieData()
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{
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PeopleNames = new List<string>();
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Items = new List<ItemDetails>();
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Maps = new List<PersonItemMap>();
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}
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}
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public class ItemDetails
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{
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public string Name;
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public double Price;
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public bool TaxExcempted;
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}
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}

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