public TotalSalaryCost(
TotalMonthlyIncome totalMonthlyIncome,
EmployerSocialInsurance employerSocialInsurance,
EmployerHealthcareInsurance employerHealthcareInsurance,
EmployerUnemploymentInsurance employerUnemploymentInsurance,
EmployerUnionFee employerUnionFee)
{
Amount = totalMonthlyIncome.Amount +
employerSocialInsurance.Amount +
employerHealthcareInsurance.Amount +
employerUnemploymentInsurance.Amount +
employerUnionFee.Amount;
}
private void btnMonthlyCompute_Click(object sender, EventArgs e)
{
double TotalMonthlyIncome;
double TotalMonthlyExpenditure;
double MonthlyNetIncome;
TotalMonthlyIncome = Convert.ToDouble(txtBuildingMonthlyIncome.Text) + Convert.ToDouble(txtFurnitureMonthlyIncome.Text) + Convert.ToDouble(txtLandMonthlyIncome.Text) + Convert.ToDouble(txtVehicleMonthlyIncome.Text);
txtTotalMonthlyIncome.Text = TotalMonthlyIncome.ToString();
TotalMonthlyExpenditure = Convert.ToDouble(txtMonthlyPHCNBill.Text) + Convert.ToDouble(txtMonthlyRenovationCharges.Text) + Convert.ToDouble(txtMonthlySecurityCharges.Text) + Convert.ToDouble(txtMonthlyMiscellaneous.Text);
txtTotalMonthlyExpenditure.Text = TotalMonthlyExpenditure.ToString();
MonthlyNetIncome = TotalMonthlyIncome - TotalMonthlyExpenditure;
txtMonthlyNetIncome.Text = MonthlyNetIncome.ToString();
}
public NetIncome(
TotalMonthlyIncome totalMonthlyIncome,
EmployeeHealthCareInsurance employeeHealthcareInsurance,
EmployeeSocialInsurance employeeSocialInsurance,
EmployeeUnemploymentInsurance employeeUnemploymentInsurance,
EmployeeUnionFee employeeUnionFee,
PersonalIncomeTax pit)
{
Amount = totalMonthlyIncome.Amount -
employeeHealthcareInsurance.Amount -
employeeSocialInsurance.Amount -
employeeUnemploymentInsurance.Amount -
employeeUnionFee.Amount -
pit.Amount;
}
public static PayrollReportRecord[] GeneratePayRollRecord(
EmployeeMonthlyRecord[] employeeMonthlyRecords,
SalaryConfig salaryConfig)
{
return(employeeMonthlyRecords.Select(employeeMonthlyRecord =>
{
var insuranceSalary = InsuranceCalculator.CalculateInsuranceSalary(
salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord);
var actualGrossSalary = new ActualGrossSalary(
grossContractedSalary: employeeMonthlyRecord.GrossContractedSalary,
standardWorkingDays: employeeMonthlyRecord.StandardWorkingDays,
probationWorkingDays: employeeMonthlyRecord.ProbationWorkingDays,
workingDays: employeeMonthlyRecord.WorkingDays);
var employeeSocialInsurance = InsuranceCalculator.CalculateEmployeeSocialInsurance(
salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var employeeUnemploymentInsurance = InsuranceCalculator.CalculateEmployeeUnemploymentInsurance(
salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var employeeHealthcareInsurance = InsuranceCalculator.CalculateEmployeeHealthCareInsurance(
salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var employeeUnionFee = InsuranceCalculator.CalculateEmployeeUnionFee(salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var employerSocialInsurance = InsuranceCalculator.CalculateEmployerSocialInsurance(
salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var employerUnemploymentInsurance = InsuranceCalculator.CalculateEmployerUnemploymentInsurance(
salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var employerHealthcareInsurance = InsuranceCalculator.CalculateEmployerHealthCareInsurance(
salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var employerUnionFee = InsuranceCalculator.CalculateEmployerUnionFee(salaryConfig: salaryConfig,
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary);
var taxableIncome = new TaxableIncome(actualGrossSalary, employeeMonthlyRecord.TaxableAllowances);
var assessableIncome = new AssessableIncome(
taxableIncome,
employeeSocialInsurance: employeeSocialInsurance,
employeeHealthCareInsurance: employeeHealthcareInsurance,
employeeUnemploymentInsurance: employeeUnemploymentInsurance,
employeeUnionFee: employeeUnionFee,
totalDeduction: new TotalDeduction(employeeMonthlyRecord: employeeMonthlyRecord,
salaryConfig: salaryConfig));
var pit = employeeMonthlyRecord.IsOnProbation()
? new PersonalIncomeTax((assessableIncome.Amount * salaryConfig.DefaultProbationTaxRate).Round())
: salaryConfig.ProgressiveTaxRateLookUpTable[assessableIncome];
var totalMonthlyIncome = new TotalMonthlyIncome(
actualGrossSalary: actualGrossSalary,
taxableAllowances: employeeMonthlyRecord.TaxableAllowances,
nonTaxableAllowances: employeeMonthlyRecord.NonTaxableAllowances);
var netIncome = new NetIncome(
totalMonthlyIncome: totalMonthlyIncome,
employeeHealthcareInsurance: employeeHealthcareInsurance,
employeeSocialInsurance: employeeSocialInsurance,
employeeUnemploymentInsurance: employeeUnemploymentInsurance,
employeeUnionFee: employeeUnionFee,
pit: pit);
return new PayrollReportRecord(
employeeMonthlyRecord: employeeMonthlyRecord,
insuranceSalary: insuranceSalary.Amount,
actualGrossSalary: actualGrossSalary.Amount,
totalMonthlyIncome: totalMonthlyIncome.Amount,
taxableIncome: taxableIncome.Amount,
employeeSocialInsurance: employeeSocialInsurance.Amount,
employeeHealthcareInsurance: employeeHealthcareInsurance.Amount,
employeeUnemploymentInsurance: employeeUnemploymentInsurance.Amount,
employeeUnionFee: employeeUnionFee.Amount,
employerSocialInsurance: employerSocialInsurance.Amount,
employerHealthcareInsurance: employerHealthcareInsurance.Amount,
employerUnemploymentInsurance: employerUnemploymentInsurance.Amount,
employerUnionFee: employerUnionFee.Amount,
personalDeduction: salaryConfig.PersonalDeduction,
dependantDeduction: salaryConfig.DependantDeduction * employeeMonthlyRecord.NumberOfDependants,
assessableIncome: assessableIncome.Amount,
netIncome: netIncome.Amount,
pit: pit.Amount,
totalSalaryCost: new TotalSalaryCost(
totalMonthlyIncome: totalMonthlyIncome,
employerSocialInsurance: employerSocialInsurance,
employerHealthcareInsurance: employerHealthcareInsurance,
employerUnemploymentInsurance: employerUnemploymentInsurance,
employerUnionFee: employerUnionFee).Amount,
netPayment: new NetPayment(
netIncome: netIncome,
paymentAdvance: employeeMonthlyRecord.PaymentAdvance,
adjustmentAdditions: employeeMonthlyRecord.AdjustmentAdditions,
adjustmentDeductions: employeeMonthlyRecord.AdjustmentDeduction
).Amount);
}).ToArray());
}
