public void TestServiceTaxCalculation()
{
//In real world applications moq is used.
var taxSummary=new TaxSummary();
var testOutput=new TaxModel[2];
testOutput[0]=new TaxModel
{
DateTime = Convert.ToDateTime(null),
Invoice = 13000,
ServiceTax = 0,
EducationalCess = 0,
ForeignRemittanceTax = 0
};
testOutput[1]=new TaxModel
{
DateTime = Convert.ToDateTime(null),
Invoice = 1500,
ServiceTax = 0,
EducationalCess = 0,
ForeignRemittanceTax = 0
};
var educationCess = new EducationCess();
var result=educationCess.RetrieveResults(testOutput);
foreach (var taxModel in result)
{
Assert.AreEqual(taxModel.ServiceTax,testOutput[0].ServiceTax,"The values are null");
}
}
private SujetaType Convert(TaxSummary summary)
{
return(new SujetaType
{
Exenta = summary.TaxExempt.Map(items => items.Select(i => Convert(i)).ToArray()).GetOrNull(),
NoExenta = summary.Taxed.Map(taxRateSummaries => new SujetaTypeNoExenta
{
TipoNoExenta = TipoOperacionSujetaNoExentaType.S1,
DesgloseIVA = taxRateSummaries.Select(s => Convert(s)).ToArray()
}).GetOrNull()
});
}
private SimplifiedInvoice GetInvoice(LocalCompany issuingCompany, LocalCompany payingCompany, int invoiceIndex = 1)
{
var taxRateSummaries = new[] { GetTaxRateSummary(21m, 42.07M) };
var taxExemptItems = new[] { new TaxExemptItem(Amount.Create(20m).Success.Get(), CauseOfExemption.OtherGrounds) };
var nowUtc = DateTime.UtcNow;
var issueDateUtc = nowUtc.Date;
var invoiceNumber = $"Bill-{nowUtc:yyyy-MM-dd-HH-mm-ss}-{invoiceIndex}";
return(new SimplifiedInvoice(
taxPeriod: new TaxPeriod(Year.Create(issueDateUtc.Year).Success.Get(), (Month)(issueDateUtc.Month - 1)),
id: new InvoiceId(issuingCompany.TaxpayerIdentificationNumber, String1To60.CreateUnsafe(invoiceNumber), issueDateUtc),
schemeOrEffect: SchemeOrEffect.GeneralTaxRegimeActivity,
description: String0To500.CreateUnsafe("This is a test invoice."),
taxBreakdown: new TaxBreakdown(TaxSummary.Create(taxExempt: taxExemptItems, taxed: taxRateSummaries).Success.Get()),
issuedByThirdParty: true
));
}
public InvoiceDocument()
{
container = DI_Container.Config();
mainWorkFrame = container.Resolve <MainWorkFrame>();
invoiceHeader = container.Resolve <InvoiceHeader>();
invoiceNumber = container.Resolve <InvoiceNumber>();
vendorAndBuyerHeader = container.Resolve <VendorAndBuyerHeader>();
vendorAndBuyerDetail = container.Resolve <VendorAndBuyerDetail>();
invoiceDetailHeader = container.Resolve <InvoiceDetailHeader>();
totalAmountProcessor = container.Resolve <TotalAmountProcessor>();
paymentDetails = container.Resolve <PaymentDetails>();
bankDetails = container.Resolve <BankDetails>();
commentSpace = container.Resolve <CommentSpace>();
signatureSpace = container.Resolve <SignatureSpace>();
productSignature = container.Resolve <ProductSignature>();
invoiceSummaryProcessor = container.Resolve <InvoiceSummaryProcessor>();
taxSummary = container.Resolve <TaxSummary>();
drawRow = container.Resolve <DrawRow>();
InitializeComponent();
}
private static TaxSummary MessageToTaxSummary(Message msg)
{
TaxSummary ts = new TaxSummary();
double temp = 0.0;
//For sanity...
//If its ok to parse...
if (msg != null)
{
if (msg.Segments[0].Elements[1] == SOAOkElement)
{
if (msg.Segments[1].Elements[2].Equals("NetAmount") &&
msg.Segments[2].Elements[2].Equals("PstAmount") &&
msg.Segments[3].Elements[2].Equals("HstAmount") &&
msg.Segments[4].Elements[2].Equals("GstAmount") &&
msg.Segments[5].Elements[2].Equals("TotalAmount"))
{
double.TryParse(msg.Segments[1].Elements[4], out temp);
ts.NetAmount = temp;
double.TryParse(msg.Segments[2].Elements[4], out temp);
ts.PstAmount = temp;
double.TryParse(msg.Segments[3].Elements[4], out temp);
ts.HstAmount = temp;
double.TryParse(msg.Segments[4].Elements[4], out temp);
ts.GstAmount = temp;
double.TryParse(msg.Segments[5].Elements[4], out temp);
ts.TotalAmount = temp;
}
}
}
return(ts);
}
/// <summary>
/// This method calculates all taxes for each region
/// </summary>
/// <param name="region">code of the province in the format of "ON"</param>
/// <param name="amount">the value to calculate taxes on</param>
/// <returns>an TaxSummary objec, which contains the NetAmount, PST, HST, GST and total after taxes</returns>
private Models.TaxSummary CalculateTaxByRegion(string region, double amount)
{
string codePattern = @"^(NL|NS|NB|PE|QC|ON|MB|SK|AB|BC|YT|NT|NU)$";
Regex rg = new Regex(codePattern, RegexOptions.IgnoreCase);
Match mch = rg.Match(region);
if(!mch.Success)
{
throw new ArgumentException("The region code is not in a valid format, Format should be NL|NS|NB|PE|QC|ON|MB|SK|AB|BC|YT|NT|NU");
}
if (amount < 0)
{
throw new ArgumentException("The amount cannot be negative.");
}
#region method Initializers
TaxSummary ts = new TaxSummary();
ts.NetAmount = amount;
string getRegionName = ChooseRegion(region);
string taxType = GetSaleTaxByRegion(region);
string pst = string.Empty;
string gst = string.Empty;
const double qcPstTaxRate = 9.5d;
//get tax type pst and gst to be applied where available
if (taxType.Contains('-'))
{
pst = GetPst(taxType);
gst = GetGst(taxType);
}
#endregion
#region Hst
//calculates HST tax for regions that have this tax
if (taxType.Equals("HST"))
{
switch (region.ToUpper())
{
case "NL":
ts.HstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.HSTRates.HSTMedium));
ts.TotalAmount = CalculateTax(ConvertToPercent((double)Enums.HSTRates.HSTMedium), amount);
break;
case "NS":
ts.HstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.HSTRates.HSTHigh));
ts.TotalAmount = CalculateTax(ConvertToPercent((double)Enums.HSTRates.HSTHigh), amount);
break;
case "NB":
ts.HstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.HSTRates.HSTMedium));
ts.TotalAmount = CalculateTax(ConvertToPercent((double)Enums.HSTRates.HSTMedium), amount);
break;
case "ON":
ts.HstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.HSTRates.HSTMedium));
ts.TotalAmount = CalculateTax(ConvertToPercent((double)Enums.HSTRates.HSTMedium), amount);
break;
case "BC":
ts.HstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.HSTRates.HSTLow));
ts.TotalAmount = CalculateTax(ConvertToPercent((double)Enums.HSTRates.HSTLow), amount);
break;
default:
break;
}
}
#endregion
#region Pst-Gst
//calculates the PST and GST for the regions that have these types of taxes
if (taxType.Equals("PST-GST"))
{
switch (region.ToUpper())
{
case "PE":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = CalculateTaxAmount(CalculateTax(ConvertToPercent((double)Enums.GSTRate.GSTRate), amount), ConvertToPercent((double)Enums.PSTRates.PSTHigh));
ts.TotalAmount = CalculateTax(ConvertToPercent((double)Enums.PSTRates.PSTHigh), CalculateTax(ConvertToPercent((double)Enums.GSTRate.GSTRate), amount));
break;
case "QC":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = CalculateTaxAmount(CalculateTax(ConvertToPercent((double)Enums.GSTRate.GSTRate), amount), ConvertToPercent(qcPstTaxRate));
ts.TotalAmount = CalculateTax(ConvertToPercent(qcPstTaxRate), CalculateTax(ConvertToPercent((double)Enums.GSTRate.GSTRate), amount));
break;
case "MB":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = Math.Round(CalculateTaxAmount(amount, ConvertToPercent((double)Enums.PSTRates.PSTMedium)), 2);
ts.TotalAmount = CalculateTax((ConvertToPercent((double)Enums.GSTRate.GSTRate) + ConvertToPercent((double)Enums.PSTRates.PSTMedium)), amount);
break;
case "SK":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.PSTRates.PSTLow));
ts.TotalAmount = CalculateTax((ConvertToPercent((double)Enums.GSTRate.GSTRate) + ConvertToPercent((double)Enums.PSTRates.PSTLow)), amount);
break;
case "AB":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.PSTRates.PSTZero));
ts.TotalAmount = CalculateTax((ConvertToPercent((double)Enums.GSTRate.GSTRate) + ConvertToPercent((double)Enums.PSTRates.PSTZero)), amount);
break;
case "YT":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.PSTRates.PSTZero));
ts.TotalAmount = CalculateTax((ConvertToPercent((double)Enums.GSTRate.GSTRate) + ConvertToPercent((double)Enums.PSTRates.PSTZero)), amount);
break;
case "NT":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.PSTRates.PSTZero));
ts.TotalAmount = CalculateTax((ConvertToPercent((double)Enums.GSTRate.GSTRate) + ConvertToPercent((double)Enums.PSTRates.PSTZero)), amount);
break;
case "NU":
ts.GstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.GSTRate.GSTRate));
ts.PstAmount = CalculateTaxAmount(amount, ConvertToPercent((double)Enums.PSTRates.PSTZero));
ts.TotalAmount = CalculateTax((ConvertToPercent((double)Enums.GSTRate.GSTRate) + ConvertToPercent((double)Enums.PSTRates.PSTZero)), amount);
break;
default:
break;
}
}
return ts;
#endregion
}
internal static string ToSignatureString(this TaxSummary taxSummary)
{
var parts = taxSummary.Data.OrderByDescending(d => d.Key).Select(d => $"{d.Key.ToSignatureString()}:{d.Value.ToSignatureString()}");
return(String.Join("|", parts));
}
private int CreateInvoiceSummary(PrintPageEventArgs e, int y, string _totalAmount, TaxSummary taxSummary)
{
//String inputText = text;
Font drawFont = new System.Drawing.Font("Arial", 10, FontStyle.Regular);
StringFormat digitFormat = new StringFormat();
digitFormat.Alignment = StringAlignment.Far;
//--podsumowanie Brutto
RectangleF summaryRectangle = new RectangleF(667, y, 108, 20);
e.Graphics.DrawRectangle(blackPen, 667, y, 108, 20);
e.Graphics.DrawString(_totalAmount, drawFont, drawBrush, summaryRectangle, digitFormat);
//--podsumowanie Brutto
RectangleF h1 = new RectangleF(499, y + 20, 276, 20);
e.Graphics.FillRectangle(new SolidBrush(Color.LightGray), 499, y + 20, 276, 20);
e.Graphics.DrawRectangle(blackPen, 499, y + 20, 276, 20);
e.Graphics.DrawString("Podsumowanie według stawek VAT", drawFont, drawBrush, h1, digitFormat);
y = y + 20;
string[] vatPercentLabel = { "5", "8", "23", "zw" };
string[] netLabel = { taxSummary._netPrice5summary.ToString("F"), taxSummary._netPrice8summary.ToString("F"), taxSummary._netPrice23summary.ToString("F"), taxSummary._netPriceFreeSummary.ToString("F") };
string[] grossLabel = { taxSummary._grossPrice5summary.ToString("F"), taxSummary._grossPrice8summary.ToString("F"), taxSummary._grossPrice23summary.ToString("F"), taxSummary._grossPriceFreeSummary.ToString("F") };
string[] taxLabel = { taxSummary._tax5summary.ToString("F"), taxSummary._tax8summary.ToString("F"), taxSummary._tax23summary.ToString("F"), taxSummary._taxFreeSummary.ToString("F") };
for (int i = 0; i <= 3; i++)
{
//--tabela summary
// wNet
RectangleF r6 = new RectangleF(499, y + 20, 72, 20);
e.Graphics.DrawRectangle(blackPen, 499, y + 20, 72, 20);
e.Graphics.DrawString(netLabel[i], drawFont, drawBrush, r6, digitFormat);
// %
RectangleF r7 = new RectangleF(571, y + 20, 24, 20);
e.Graphics.DrawRectangle(blackPen, 571, y + 20, 24, 20);
e.Graphics.DrawString(vatPercentLabel[i], drawFont, drawBrush, r7, digitFormat);
// taxVal
RectangleF r8 = new RectangleF(595, y + 20, 72, 20);
e.Graphics.DrawRectangle(blackPen, 595, y + 20, 72, 20);
e.Graphics.DrawString(taxLabel[i], drawFont, drawBrush, r8, digitFormat);
//GrossPr
RectangleF r9 = new RectangleF(667, y + 20, 108, 20);
e.Graphics.DrawRectangle(blackPen, 667, y + 20, 108, 20);
e.Graphics.DrawString(grossLabel[i], drawFont, drawBrush, r9, digitFormat);
y = y + 20;
}
return(y);
}
public void CreateInvoiceSummaryProcessor(int?tax, decimal taxValue, decimal netPrice, decimal grossPrice, ref TaxSummary taxSummary)
{
if (tax == 5)
{
taxSummary._tax5summary += taxValue;
taxSummary._netPrice5summary += netPrice;
taxSummary._grossPrice5summary += grossPrice;
}
else if (tax == 8)
{
taxSummary._tax8summary += taxValue;
taxSummary._netPrice8summary += netPrice;
taxSummary._grossPrice8summary += grossPrice;
}
else if (tax == 23)
{
taxSummary._tax23summary += taxValue;
taxSummary._netPrice23summary += netPrice;
taxSummary._grossPrice23summary += grossPrice;
}
else
{
taxSummary._taxFreeSummary += taxValue;
taxSummary._netPriceFreeSummary += netPrice;
taxSummary._grossPriceFreeSummary += grossPrice;
}
}
