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