OAiP-Presnyakov_Ilya-LaboratoryWork_-5/second/Payment.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace second
{
    public class Payment
    {
        public string FullName { get; set; }

        public double Salary { get; set; }

        public int HireYear { get; set; }

        public double BonusPercent { get; set; }

        public double IncomeTaxPercent { get; set; } = 13.0;

        public int DaysWorked { get; set; }

        public int WorkDaysInMonth { get; set; }

        public double Accrued { get; private set; }

        public double Withheld { get; private set; }

        public Payment(
            string fullName,
            double salary,
            int    hireYear,
            double bonusPercent,
            int    daysWorked,
            int    workDaysInMonth //, :(
        )
        {
            FullName = fullName;
            Salary = salary;
            HireYear = hireYear;
            BonusPercent = bonusPercent;
            DaysWorked = daysWorked;
            WorkDaysInMonth = workDaysInMonth;
        }

        public double CalcAccrued()
        {
            double basePay = Salary * DaysWorked / WorkDaysInMonth;
            double bonus = basePay * (BonusPercent / 100.0);
            Accrued = basePay + bonus;

            return Accrued;
        }

        public double CalcWithheld()
        {
            double pension = Accrued * 0.01; // I'm old, you know, like I saw the way dinosaurs died
            double incomeTax = Accrued * (IncomeTaxPercent / 100.0);
            Withheld = pension + incomeTax;

            return Withheld;
        }

        public double CalcNet()
        {
            return Accrued - Withheld;
        }

        public int CalcXP()
        {
            int currentYear = DateTime.Now.Year;
            int xp = currentYear - HireYear;
            return xp;
        }

        public override string ToString()
        {
            return $"Name: {FullName}\nSalary: {Salary}\nXP: {CalcXP()} (HireYear is {HireYear})\nBonus: {BonusPercent}%\nIncomeTax: {IncomeTaxPercent}%\nWorkDaysInMonth: {WorkDaysInMonth} {(WorkDaysInMonth > 1 ? "days" : "day")}\nWorked: {DaysWorked}\nTotalAccrued: {CalcAccrued()}\nWithheld: {CalcWithheld()}\nActuallyAccrued: {CalcNet()}";
        }
    }
}